CN115718031A - Safety performance testing device for hydrogen aluminum inner container carbon fiber winding gas cylinder for on-service vehicle - Google Patents
Safety performance testing device for hydrogen aluminum inner container carbon fiber winding gas cylinder for on-service vehicle Download PDFInfo
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- CN115718031A CN115718031A CN202211415935.7A CN202211415935A CN115718031A CN 115718031 A CN115718031 A CN 115718031A CN 202211415935 A CN202211415935 A CN 202211415935A CN 115718031 A CN115718031 A CN 115718031A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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Abstract
The invention discloses a safety performance testing device for a hydrogen aluminum liner carbon fiber wound gas cylinder for a service vehicle, which comprises a gas cylinder to be tested, an outer lateral method hydrostatic testing machine, a stainless steel water jacket and a cylinder clamping and dumping frame which are arranged below a gantry crane, wherein the cylinder clamping and dumping frame comprises a fixed frame and a cylindrical gas cylinder socket, a gas cylinder socket mounting area is arranged in the fixed frame in a matching way, the top end and the rear end of the gas cylinder socket mounting area are communicated openings, and a liquid recovery pool is arranged on the ground at the rear side of the fixed frame; the carbon fiber winding gas cylinder is unique in structure and ingenious in design, not only can effectively solve the problem that a body of the carbon fiber winding gas cylinder is easily damaged due to clamping when the existing gas cylinder is subjected to volume residual deformation rate detection water injection, but also can effectively solve the problems that the existing gas cylinder is inconvenient to topple and drain after the volume residual deformation rate detection water cylinder is subjected to volume residual deformation rate detection, and labor and time are wasted.
Description
Technical Field
The invention belongs to the technical field of vehicle-mounted carbon fiber wound gas cylinder detection, and particularly relates to a safety performance detection device for a hydrogen aluminum liner carbon fiber wound gas cylinder for an in-service vehicle.
Background
With the progress and development of science and technology, new energy automobiles stand out from traditional automobiles, hydrogen energy automobiles are one of the existing new energy automobiles, the hydrogen energy automobiles utilize high-pressure hydrogen in a gas cylinder wound by vehicle-mounted carbon fibers as a power source, and compared with traditional fuel oil automobiles, the hydrogen energy automobiles have the advantages of good combustion performance, energy conservation, environmental protection and no dependence on fossil fuels. A carbon fiber wound gas cylinder in a hydrogen energy automobile is designed by using ANSYS software to analyze winding stress, adopts high-quality carbon fibers and imported epoxy resin produced by TORAY of Japan and is finely processed by more than ten working procedures of winding, high-temperature curing and the like, and has the excellent performances of light weight and high safety; the carbon fiber wound gas cylinder of the hydrogen energy automobile needs to be regularly detected in the using process, when an outside method hydrostatic testing machine is used for detecting the volume residual deformation rate of the carbon fiber wound gas cylinder, a covering machine needs to be used for clamping and standing the carbon fiber wound gas cylinder, water is injected into the carbon fiber wound gas cylinder, the water in the carbon fiber wound gas cylinder is poured out after the detection is completed, when the gas cylinder is clamped, a clamping plate is driven by an air cylinder to move to clamp the gas cylinder, the clamping force is difficult to control, and the body of the carbon fiber wound gas cylinder is easily damaged; in the water pouring process, because the carbon fiber bottle filled with water is too heavy, if the carbon fiber wound gas bottle is directly supported manually to pour water in an inclined manner, the carbon fiber wound gas bottle is difficult to control due to no supporting point support, the carbon fiber wound gas bottle is easy to turn on one's side, potential safety hazards exist, and the defects that the operation is inconvenient, labor and time are wasted exist; when the crane is used for laterally inverting the gas cylinder, the stress at the bottleneck position of the gas cylinder is large, so that the bottleneck position of the gas cylinder is easily damaged, and the service life of the gas cylinder is influenced.
Disclosure of Invention
The invention provides a device for testing the safety performance of a hydrogen-aluminum liner carbon fiber wound gas cylinder for a service vehicle, which is unique in structure and ingenious in design, can effectively solve the problem that the body of the carbon fiber wound gas cylinder is easily damaged due to clamping when the existing gas cylinder is subjected to volume residual deformation rate test water injection, and can also effectively solve the problems that the existing gas cylinder is inconvenient to dump and drain water after the volume residual deformation rate test, labor-consuming and time-consuming.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safety performance testing device for a hydrogen aluminum liner carbon fiber wound gas cylinder for an in-service vehicle comprises the gas cylinder to be tested, an outside method hydrostatic testing machine and a stainless steel water jacket and cylinder clamping dumping frame which are arranged below a gantry crane, wherein the cylinder clamping dumping frame comprises a fixing frame and a cylindrical gas cylinder socket, a gas cylinder socket mounting area is arranged in the fixing frame in a matching manner, the top end and the rear end of the gas cylinder socket mounting area are communicated openings, and a liquid recovery pool is arranged on the ground of the rear side of the fixing frame; the gas cylinder socket is arranged in the gas cylinder socket mounting area with an opening facing upwards, the gas cylinder socket in a vertical state is contacted with the inner wall of the front side in the gas cylinder socket mounting area, and the bottom end of the gas cylinder socket is a hemispherical chamfer; the top end of the gas cylinder socket extends upwards to form a fixing frame and is provided with a turnover supporting arm, the turnover supporting arm comprises spring supporting rods symmetrically arranged on the left side and the right side of the gas cylinder socket, the upper end and the lower end of each spring supporting rod are respectively hinged with the outer wall of the top end of the adjacent side gas cylinder socket and the inner wall of the mounting area of the adjacent side gas cylinder socket, and the telescopic end of each spring supporting rod can retract inwards under a natural state to drive the bottom of the gas cylinder socket to abut against the inner wall of the mounting area of the gas cylinder socket along the telescopic direction of the spring supporting rod; the bottom end of the gas cylinder to be detected is inserted into the gas cylinder socket in a matching manner, and the gravity center of the gas cylinder is positioned above the fixing frame; a water cover used for being connected with an outer side method hydrostatic testing machine is installed at the opening of the gas cylinder in a matched mode; and the gas cylinder clamping mechanism is matched and installed on the gas cylinder socket and used for automatically clamping the gas cylinder in the gas cylinder socket when the gas cylinder is in a vertical state and overturns forwards to pour water.
Pin shaft mounting blocks are symmetrically arranged on the outer ring surfaces of the left side and the right side of the top end of the gas cylinder socket, pin shafts a are radially arranged on the pin shaft mounting blocks, pin shaft insertion holes are symmetrically arranged on the inner walls of the left side and the right side of a mounting area of the gas cylinder socket along the transverse direction, pin shafts b are inserted in the pin shaft insertion holes in a matching mode, and the upper end and the lower end of each spring supporting rod are respectively sleeved on the pin shafts a and the pin shafts b on the corresponding sides in a matching mode and can rotate around the pin shafts; and the spring supporting rod keeps a retraction state in a natural state.
The distance between the pin shaft a and the pin shaft b in the standing state of the gas cylinder socket is larger than the length of the spring supporting rod in the retraction state,
the spring support rod comprises a telescopic rod, a top spring and a rod barrel, the bottom end of the rod barrel is sealed, the top end of the rod barrel is matched with and provided with an anti-falling ring, a sliding block is arranged in the rod barrel in a matched mode, the bottom end of the telescopic rod is inserted into the rod barrel after passing through the anti-falling ring in a matched mode, the top spring is fixedly connected with the sliding block, the top spring is matched and sleeved on the telescopic rod between the sliding block and the anti-falling ring, and the top spring can push the sliding block downwards to drive the telescopic rod to retract into the rod barrel in a natural state.
The gas cylinder clamping mechanism comprises a pushing reset piece and a plurality of clamping rods which are uniformly arranged along the circumference of a gas cylinder socket at intervals, a plurality of clamping windows communicated with the inside are uniformly arranged on the outer ring surface of the gas cylinder socket along the circumference at intervals, the clamping rods are respectively arranged in the corresponding clamping windows in a matching manner, the bottom ends of the clamping rods are hinged with the gas cylinder socket and connected with a driving section which penetrates through the clamping windows and extends into the gas cylinder socket in a downward inclination manner; one end of the driving section, which extends into the gas cylinder socket, is connected with the cylinder bottom in the gas cylinder socket through the ejection resetting piece.
The gas cylinder clamping mechanism further comprises a hoop rope, the tail end of the hoop rope is connected with a guide ring in a matching mode, a rope guide ring is fixed on the outer end face of the top end of the inserted bar distributed along the circumference of the gas cylinder socket in a matching mode, and the head end of the hoop rope penetrates through all the rope guide rings along the circumferential direction and then penetrates through a winding ring to be detachably connected with the inner wall of the mounting area of the gas cylinder socket.
Clamping window includes upside centre gripping window and downside installation window, and the symmetry is equipped with the picture peg on the gas cylinder socket outer anchor ring of the installation window left and right sides, and the clamping bar tail end inserts between two picture pegs to be connected with two picture pegs through the round pin axle, the clamping bar top upwards extends to the centre gripping window, and the inboard on clamping bar top all is equipped with an opening arc splint that inwards set up, and the back and the clamping bar top of arc splint are articulated.
The fixing frame comprises a bottom plate fixed on the ground, a supporting plate is vertically fixed on the bottom plate, the left end and the right end of the supporting plate are symmetrically connected with fixing plates, and the two fixing plates are arranged backwards and fixed with the bottom plate; and a gas cylinder socket mounting area is arranged between the two fixing plates and the supporting plate.
And the fixed frame is provided with a pedal intercepting mechanism in a matching way.
The invention has the beneficial effects that: the device for testing the safety performance of the gas cylinder wound by the carbon fiber in the hydrogen aluminum liner for the on-service vehicle, provided by the invention, has a unique structure and is ingenious in design, and comprises the gas cylinder to be tested, an outside-method hydrostatic testing machine and a stainless steel water jacket and cylinder clamping dumping frame which is arranged below a gantry crane, wherein the cylinder clamping dumping frame comprises a fixed frame and a cylindrical gas cylinder socket; before water is injected into the gas cylinder to be detected before the gas cylinder to be detected is detected, the gas cylinder to be detected is inserted into the gas cylinder socket, when the gas cylinder is erected, the gas cylinder can slide downwards along the inner wall of the gas cylinder socket, and the gas cylinder clamping mechanism on the gas cylinder socket is driven by the self weight to clamp the gas cylinder, so that the gas cylinder is kept in a standing state, and the clamping force is difficult to control relative to a cylinder; after the water injection is finished, the gantry crane can be used for directly hoisting the gas cylinder to be detected after the water injection is finished, so that the time and the labor are saved;
and after detecting the completion, through gantry crane with wait in the stainless steel water jacket wait to examine gas cylinder hoist insert gas cylinder socket again in back, hoop rope tip and gas cylinder socket installation area inner wall connection in the gas cylinder clamping mechanism, the staff can easily order about wait to examine the gas cylinder and drive the gas cylinder socket and use mount backup pad top as the fulcrum to overturn around round pin axle a to the front side and empty the water of waiting to examine the gas cylinder, in this upset process, hoop rope head end can receive the tractive and order about hoop rope winding size reduction and inwards cramp each clamping bar top automatically, the in-process of preventing the water of empting waits to examine the gas cylinder and drops and take place danger from the gas cylinder socket, with traditional manual work, it compares to empty the gas cylinder water of waiting to examine to use gantry crane, through the water work of carrying on that bottle clamping dump frame can be convenient fast, and can not cause the loss to the gas cylinder bottleneck, effectively solve current gas cylinder and empty the drainage operation inconvenience after carrying out the volume residual deformation rate inspection, the problem of wasting time.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a perspective view of the bottle body clamping and pouring frame according to the present invention.
Fig. 3 is a schematic perspective view of the gas cylinder socket of the present invention.
Fig. 4 is a schematic view of the internal structure of the gas cylinder socket of the present invention.
Fig. 5 is a schematic view of the arrangement of the hoop cord of the present invention.
FIG. 6 is a schematic view showing the use of the bottle body clamping and pouring rack of the present invention.
Fig. 7 is a schematic view of the structure of the pedal intercepting mechanism of the present invention.
Fig. 8 is a schematic structural view of the gas cylinder bearing platform of the invention.
Reference numbers in the figures: the gas cylinder clamp device comprises a gas cylinder to be detected, a stainless steel water jacket, a bottle body clamping and dumping frame, a fixing frame, a base plate, a supporting plate, a fixing plate, a gas cylinder socket, a spring supporting rod, a telescopic rod, a rod barrel, a pin shaft mounting block, a pin shaft a, a pin shaft b, a clamping window 551, a mounting window 552, an inserting plate 553, an arc-shaped clamping plate 554, a water cover 6, a pushing and resetting piece 71, a clamping rod 72, a driving section 73, a hoop rope 74, a guide ring 75, a guide rope ring 76, an electronic metering scale 81, a measuring cup 82, a supporting rotating shaft 91, a pedal 92, a sliding rail 93, a stop lever 94, a control lever 95, a spring supporting rod a, a bearing platform body 97, an arc-shaped sliding groove 971 and a sliding rod 98.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
Example 1
To the problem that provides among the above-mentioned background art, this embodiment provides a hydrogen aluminium inner bag carbon fiber winding gas cylinder security performance verifying attachment for labour service, the device structure is unique, and design benefit, as shown in fig. 1-6, including examining gas cylinder 1, outside method hydrostatic test machine and install stainless steel water jacket 2 and bottle clamping dump frame 3 under the gantry crane, bottle clamping dump frame 3 includes mount 4 and tube-shape gas cylinder socket 5, gas cylinder socket 5 is used for inserting and puts and examine gas cylinder 1, the matching is equipped with gas cylinder socket installing zone in the mount, the top and the rear end of gas cylinder socket installing zone are the uncovered of intercommunication each other, specifically:
as shown in fig. 4, the fixing frame 4 includes a bottom plate 41 fixed on the ground, the fixing manner of the bottom plate and the ground is various, and the bottom plate can be directly fixed on the ground through expansion bolts according to requirements, or a support frame is welded below the bottom plate and fixed on the ground through the expansion bolts; a supporting plate 42 is vertically fixed on the bottom plate 41, the left end and the right end of the supporting plate 42 are symmetrically connected with fixing plates 43, and the two fixing plates are arranged backwards and fixed with the bottom plate; and a gas cylinder socket mounting area is arranged between the two fixing plates and the supporting plate, and the fixing plates are flush with the upper end surface of the supporting plate.
4 rear side ground of mount is equipped with liquid recovery pond for connect the water of empting in the inspection completion back gas cylinder greatly, the pattern in liquid recovery pond has a plurality ofly, for example this liquid recovery pond structure of implementing the adoption includes the open water tank in top, and the universal wheel is all installed in the matching of four apex angle departments of water tank bottom, can be according to gas cylinder size regulation water tank position when using.
The opening of the gas cylinder socket 5 is upwards arranged in the gas cylinder socket mounting area, the gas cylinder socket in a vertical state is attached to and contacted with the inner wall of the front side in the gas cylinder socket mounting area, and the bottom end of the gas cylinder socket 5 is a hemispherical chamfer used for reducing resistance when the gas cylinder socket is turned over; the mount upwards extends on 5 tops of gas cylinder socket, and install the upset support arm, the upset support arm sets up the spring support pole 51 in the gas cylinder socket left and right sides including the symmetry, spring support pole 51's upper and lower both ends respectively with 5 top outer walls of adjacent side gas cylinder socket and adjacent side gas cylinder socket installing zone inner wall articulated, and spring support pole's flexible end can inwards contract under natural state and orders about gas cylinder socket bottom along the flexible direction of spring support pole and contradict with gas cylinder socket installing zone inner wall, specifically:
pin shaft mounting blocks 52 are symmetrically arranged on the outer ring surfaces of the left side and the right side of the top end of the gas cylinder socket 5, pin shafts a53 are radially arranged on the pin shaft mounting blocks, pin shaft insertion holes are symmetrically arranged on the inner walls of the left side and the right side of the mounting area of the gas cylinder socket along the transverse direction, pin shafts b54 are inserted in the pin shaft insertion holes in a matching mode, and the upper end and the lower end of each spring supporting rod are respectively sleeved on the pin shaft a and the pin shaft b on the corresponding side in a matching mode and can rotate around the pin shafts; the spring support rod keeps a retraction state in a natural state, and the distance between the pin shaft a and the pin shaft b in the standing state of the gas cylinder socket is larger than the length of the spring support rod in the retraction state, so that the spring support rod can drive the bottom end of the gas cylinder socket to be abutted against the bottom surface of the mounting area of the gas cylinder socket in the natural state, and the gas cylinder socket is restrained from keeping a corresponding state;
The bottom end of the gas cylinder 1 to be detected is inserted into the gas cylinder socket in a matching way, and the gravity center of the gas cylinder to be detected is positioned above the fixing frame; the water cap 6 used for being connected with the outside method hydrostatic testing machine is installed on the opening of the gas cylinder in a matching mode, the size of the water cap corresponds to that of the stainless steel water jacket, and the gas cylinder clamping mechanism is installed on the gas cylinder socket in a matching mode and used for automatically clamping the gas cylinder in the gas cylinder socket when the gas cylinder is in a vertical state and overturns forwards to pour water.
The gas cylinder clamping mechanism comprises a pushing reset piece 71 and a plurality of clamping rods 72 which are uniformly arranged along the circumference of the gas cylinder socket at intervals, a plurality of clamping windows 55 communicated with the inside are uniformly arranged on the outer ring surface of the gas cylinder socket 5 along the circumference at intervals, the clamping rods are respectively arranged in the corresponding clamping windows in a matching mode, the bottom ends of the clamping rods 72 are hinged with the gas cylinder socket and are connected with a driving section 73 which penetrates through the clamping windows and obliquely extends into the gas cylinder socket downwards, one end, extending into the gas cylinder socket, of the driving section is connected with the cylinder bottom in the gas cylinder socket through the pushing reset piece 71, the pushing reset piece can push the driving section upwards to drive the top ends of the clamping rods to turn outwards around the bottom ends to exit the gas cylinder socket in a natural state, and the pushing force of the pushing reset piece is smaller than the weight of a gas cylinder to be detected; when using when waiting to examine the gas cylinder and put into the gas cylinder socket of vertical state back, the bottle end of waiting to examine the gas cylinder can rely on self weight to press and order about the ejection piece compression that resets on the drive section of each depression bar along the automatic landing of gas cylinder socket inner wall, make each drive section order about each clamping bar top and carry out synchronous clamping and dress around the bottom in inwards overturning entering gas cylinder socket, and because slope downward sets up during the actuating lever, thereby many actuating levers make up and constitute a toper and connect the bottle face, thereby can make the gas cylinder keep erecting to the state when waiting to examine the gas cylinder at each clamping bar clamping.
As shown in fig. 3 and 6, the gas cylinder clamping mechanism further comprises a hoop rope 74, the tail end of the hoop rope is connected with a guide ring 75 in a matching manner, a rope guide ring 76 is fixed on the outer end face of the top end of the inserted bar distributed along the circumference of the gas cylinder socket in a matching manner, the head end of the hoop rope sequentially penetrates through all the rope guide rings along the circumferential direction, penetrates through the winding ring and is detachably connected with the inner wall of the gas cylinder socket mounting area, when the head end of the hoop rope is pulled to drive the size reduction of the winding ring of the hoop rope during use, the top end of the clamping bar can be synchronously driven to clamp the gas cylinder to be detected by inwards overturning the bottom end of the clamping bar.
The hoop rope 74 can be selected from various types, for example, the hoop rope is a spring rope, has certain strength and certain stretching function, and can avoid the problem that the gas cylinder socket is blocked to overturn at a large angle due to the length of the hoop rope.
There are various ways in which the strap 74 may be removably attached to the inner wall of the cylinder socket mounting area, for example: the head end of the hoop rope is connected with a hook in a matching mode, a hanging ring is fixed on the inner wall of the mounting area of the gas cylinder socket in a matching mode, and the hook and the hanging ring can be detachably hung and fixed together.
The outer-side hydraulic pressure testing machine comprises a hydraulic pressure testing industrial personal computer, an electric pressure testing pump and an electronic metering scale 81, wherein the electric pressure testing pump and the electronic metering scale 81 are connected with the hydraulic pressure testing industrial personal computer in a control mode, a measuring cup is arranged on the electronic metering scale in a matching mode, a water outlet of a stainless steel water jacket is connected with a water inlet pipe of the measuring cup, water extruded by pressurization and expansion of a gas cylinder to be tested in the stainless steel water jacket is discharged into the measuring cup for weighing in the detection process, and the water is sucked back into the stainless steel water jacket through a connecting pipe after pressure relief; the electric pressure test pump is connected with the gas cylinder to be tested through the connecting pipe, the outer side method hydrostatic test machine is an existing hydrostatic outer test method test machine and is used for injecting gas into the gas cylinder to be tested and injecting water into the stainless steel water jacket, so that the gas cylinder to be tested is inflated and expanded to extrude water in the stainless steel water jacket into the measuring cup 82 for weighing, pressure maintaining is carried out, and after pressure releasing is completed, residual water in the measuring cup is weighed to calculate the volume residual deformation rate of the gas cylinder to be tested.
When the carbon fiber wound gas cylinder safety performance inspection device for the in-service vehicle hydrogen aluminum liner provided by the embodiment is used for inspecting the safety performance of a gas cylinder to be inspected, as shown in fig. 7, the end part of the hoop rope is firstly separated from the inner wall of the mounting area of the gas cylinder socket, then the gas cylinder socket is overturned towards the rear side, so that the opening of the gas cylinder socket is arranged backwards, the bottom and the outer wall of the rear side of the gas cylinder socket are respectively abutted against the inner wall and the bottom surface of the front side of the mounting area of the gas cylinder socket, and the outer end surface of the gas cylinder socket is always abutted against the inner wall of the mounting area of the gas cylinder socket in the overturning process; then, after holding the gas cylinder to be detected and inserting the tail end of the gas cylinder to be detected into the gas cylinder socket, an operator pushes and lifts the top end of the gas cylinder to be detected to drive the gas cylinder socket to rotate and stand around the pin shaft b direction by taking the bottom surface as a fulcrum through the spring supporting rods on the two sides; in the process, along with the gradual rising of the gas cylinder socket, the gas cylinder to be detected can slide downwards along the inner wall of the gas cylinder socket, after the gas cylinder socket rises, the gas cylinder to be detected presses the driving end of each clamping rod by virtue of the gravity of the gas cylinder to drive the clamping plates at the top ends of the clamping rods to turn inwards around the bottom ends and enter the gas cylinder socket to be detected for synchronous clamping of the gas cylinder to be detected, and the clamping force is difficult to control relative to a gas cylinder;
after the gas cylinder to be detected is erected and water is injected, the water cover is installed on the gas cylinder to be detected in a matching mode, then the gas cylinder to be detected after water injection is lifted upwards out of a gas cylinder socket through a gantry crane, the gas cylinder to be detected is placed in a stainless steel water jacket, the water cover is connected with a starting outer-side-method hydrostatic testing machine, the outer-side-method hydrostatic testing machine is started to start to carry out capacity detection on the gas cylinder to be detected, after the gas cylinder to be detected in the stainless steel water jacket is lifted and moved to the position above the gas cylinder socket through the gantry crane after the gas cylinder to be detected is detected, the gas cylinder to be detected is slowly inserted into the gas cylinder socket, in the process of inserting the gas cylinder to be detected, the gas cylinder to be detected can press down the driving end of each clamping rod by means of the gravity of the gas cylinder to be detected and the gravity of the water inside the gas cylinder to drive the clamping plates at the top ends of the clamping rods to turn inwards around the bottom ends to enter the gas cylinder socket to synchronously clamp the gas cylinder to be detected, then separating the gas cylinder to be detected from the gantry crane, connecting the end part of the hoop rope with the inner wall of the gas cylinder socket mounting area, then pushing the top end of the gas cylinder to be detected forwards, because the gravity center of the gas cylinder to be detected is positioned above the fixing frame, a worker can easily drive the gas cylinder to be detected to drive the gas cylinder socket to overturn around the pin shaft a to the front side by taking the top end of the supporting plate of the fixing frame as a fulcrum to empty water in the gas cylinder to be detected, in the overturning process, the head end of the hoop rope can be automatically driven by the traction to reduce the size of the hoop rope winding ring and inwards hoop the top end of each clamping rod, so that the danger of falling off of the gas cylinder to be detected from the gas cylinder socket in the process of pouring water is prevented, compared with the traditional manual method for dumping the water in the gas cylinder to be detected by using a portal crane, the water operation can be rapidly and conveniently carried out by clamping and dumping the bottle body by the dumping frame, and can not cause the damage to the gas cylinder bottleneck, effectively solve current gas cylinder and empty the inconvenient, the time-consuming problem of drainage operation after carrying out the volume residual deformation rate inspection.
Example 2
The difference between embodiment 2 and embodiment 1 is that, as shown in fig. 3, the clamping window 55 includes an upper clamping window 551 and a lower mounting window 552, the insertion plates 553 are symmetrically disposed on the outer annular surface of the gas cylinder socket on the left and right sides of the mounting window 552, the tail end of the clamping rod is inserted between the two insertion plates and connected to the two insertion plates through the pin shaft, the top end of the clamping rod extends upward to the clamping window, and the inner sides of the top end of the clamping rod are both provided with an arc-shaped clamping plate 554 with an inward opening, the back of the arc-shaped clamping plate is hinged to the top end of the clamping rod, so that when the gas cylinder to be detected is inserted into the gas cylinder socket, the top end of the gas cylinder to be detected is pushed upward to drive the gas cylinder socket to stand forward around the pin shaft b, the gas cylinder to be detected can automatically slide down along the inner wall of the gas cylinder socket by its own weight to push the pushing and resetting member to compress, so that each driving section drives the clamping plate on the top end of each clamping rod to turn inward around the bottom end to enter the gas cylinder socket for synchronous clamping, and clamping, because the inner arc surface of the clamping plate is disposed inward, the clamping rod and the gas cylinder to be detected is increased in contact area.
Example 3
Example 4
The symmetrical level is rotated on the terminal surface of the mount left and right sides and is installed and support the pivot, the tail end of supporting the pivot extends the mount backward, and radially be connected with pin 94, the head end of supporting the pivot extends to the footboard front side forward along the axial, and radially be equipped with the control lever, the control lever sets up towards the footboard, and slide with the footboard and articulate, can drive supporting the pivot synchronous rotation through the control lever when the footboard goes up and down, and can order about supporting the pivot through the control lever when footboard downwardly movement to downside extreme position and rotate, make the pin that supports the pivot front end rotate to gas cylinder socket installing zone and go the front end uncovered, block the gas cylinder of waiting of standing the state in the gas cylinder socket installing zone, prevent to take place the slope in the water injection process.
Example 5
The difference between the embodiment 5 and the embodiment 4 is that, as shown in fig. 8, a gas cylinder bearing platform is arranged in the gas cylinder socket in a matching manner, the gas cylinder bearing platform comprises a spring support rod a96 coaxially installed at the bottom of the gas cylinder socket, the spring support rod a is kept in an extended state in a natural state, and the telescopic end of the spring support rod a96 can synchronously rotate when being extended and retracted, and the rotation principle is various, for example, a spiral chute is arranged in the spring support rod, a sliding block matched with the spiral chute is arranged on the telescopic end of the spring support rod, and when the telescopic end of the spring support rod vertically slides, the spring support rod can drive a bloom block to synchronously slide along the spiral chute, so that the telescopic end of the spring support rod is driven to rotate;
the supporting force of the spring supporting rod a is smaller than the weight of the gas cylinder to be detected, the top end of the spring supporting rod is arranged upwards, a bearing platform body 97 is fixed, the bearing platform body 97 is located above the driving section, the bearing platform body and the spring telescopic rod are coaxially arranged, a plurality of arc-shaped sliding grooves 971 are formed in the edge of the upper end face of the bearing platform body 97 at intervals along the circumference, the arc-shaped sliding grooves and the bearing platform body are eccentrically arranged, namely one ends of the arc-shaped sliding grooves are far away from the central shaft of the bearing platform body, the other ends of the arc-shaped sliding grooves are close to the central shaft of the bearing platform body, the number of the arc-shaped sliding grooves is the same as that of the clamping rods, a sliding rod 98 is inserted into each arc-shaped sliding groove along the vertical matching direction, and can horizontally slide and vertically along the arc-shaped sliding grooves; the tail end of the sliding rod downwards penetrates through the bearing platform body to be hinged with the corresponding driving section, when the gas cylinder to be detected is inserted into the gas cylinder socket, the gas cylinder to be detected can fall on the bearing platform body and press the bearing platform downwards to drive the telescopic end of the spring supporting rod to rotate inwards to retract, the bearing platform body can synchronously rotate with the telescopic end of the spring supporting rod in the rotation retraction process of the telescopic end of the spring supporting rod, in the anticlockwise rotation process of the bearing platform body along the retraction of the spring supporting rod, the position of the inserted rod is restrained by the arc-shaped sliding groove in the bearing platform body, the inserted rod can be driven to slide along the arc-shaped sliding groove towards one side far away from the center circumference of the bearing platform body, the inserted rod can horizontally slide, the driving end 73 can be presumed to drive the clamping rod 72 to rotate to clamp the gas cylinder to be detected in the sliding process of the inserted rod, the gas cylinder to be detected is directly contacted with the driving end, the gas cylinder to be detected is supported by the bearing platform body when the device provided by the gas cylinder to be detected, each clamping rod is reset through the same spring supporting rod, and the synchronism among the clamping rods is improved.
It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. The safety performance testing device for the hydrogen-aluminum liner carbon fiber wound gas cylinder for the service vehicle comprises the gas cylinder to be tested, an outside method hydrostatic testing machine and a stainless steel water jacket and cylinder clamping and dumping frame which are arranged below a gantry crane, and is characterized in that the cylinder clamping and dumping frame comprises a fixed frame and a cylindrical gas cylinder socket, a gas cylinder socket mounting area is arranged in the fixed frame in a matching manner, the top end and the rear end of the gas cylinder socket mounting area are communicated openings, and a liquid recovery pool is arranged on the ground at the rear side of the fixed frame; the gas cylinder socket is arranged in the gas cylinder socket mounting area with an opening facing upwards, the gas cylinder socket in a vertical state is contacted with the inner wall of the front side in the gas cylinder socket mounting area, and the bottom end of the gas cylinder socket is a hemispherical chamfer; the top end of the gas cylinder socket extends upwards to form a fixing frame and is provided with a turnover supporting arm, the turnover supporting arm comprises spring supporting rods symmetrically arranged on the left side and the right side of the gas cylinder socket, the upper end and the lower end of each spring supporting rod are respectively hinged with the outer wall of the top end of the adjacent side gas cylinder socket and the inner wall of the mounting area of the adjacent side gas cylinder socket, and the telescopic end of each spring supporting rod can retract inwards under a natural state to drive the bottom of the gas cylinder socket to abut against the inner wall of the mounting area of the gas cylinder socket along the telescopic direction of the spring supporting rod; the bottom end of the gas cylinder to be detected is inserted into the gas cylinder socket in a matching manner, and the gravity center of the gas cylinder is positioned above the fixing frame; a water cover used for being connected with an outer side method hydrostatic testing machine is installed at the opening of the gas cylinder in a matched mode; and the gas cylinder clamping mechanism is matched and installed on the gas cylinder socket and used for automatically clamping the gas cylinder in the gas cylinder socket when the gas cylinder is in a vertical state and overturns forwards to pour water.
2. The device for testing the safety performance of the carbon fiber wound gas cylinder with the hydrogen aluminum liner for the in-service vehicle as claimed in claim 1, wherein pin shaft mounting blocks are symmetrically arranged on the outer ring surfaces of the left side and the right side of the top end of the gas cylinder socket, pin shafts a are radially arranged on the pin shaft mounting blocks, pin shaft insertion holes are symmetrically arranged on the inner walls of the left side and the right side of the gas cylinder socket mounting area along the transverse direction, pin shafts b are inserted in the pin shaft mounting blocks in a matching manner, and the upper end and the lower end of the spring support rod are respectively sleeved on the pin shafts a and the pin shafts b on the corresponding sides in a matching manner and can rotate around the pin shafts; and the spring supporting rod keeps a retraction state in a natural state.
3. The on-duty vehicle hydrogen aluminum liner carbon fiber wound gas cylinder safety performance inspection device of claim 2, wherein the distance between the pin a and the pin b in the gas cylinder socket standing state is greater than the length of the spring support rod in the retraction state.
4. The device for testing the safety performance of the carbon fiber wound gas cylinder with the hydrogen aluminum liner for the in-service vehicle as claimed in claim 3, wherein the spring support rod comprises a telescopic rod, a top spring and a rod barrel, the bottom end of the rod barrel is sealed, the top end of the rod barrel is provided with a drop-proof ring in a matching manner, the rod barrel is internally provided with a sliding block in a matching manner, the bottom end of the telescopic rod is inserted into the rod barrel through the drop-proof ring in a matching manner and is fixedly connected with the sliding block, the top spring is sleeved on the telescopic rod between the sliding block and the drop-proof ring in a matching manner, and the top spring can push the sliding block downwards to drive the telescopic rod to retract into the rod barrel in a natural state.
5. The apparatus for testing safety performance of a hydrogen aluminum liner carbon fiber wound gas cylinder for an in-service vehicle according to claim 1, wherein the gas cylinder clamping mechanism comprises a pushing and resetting member and a plurality of clamping rods uniformly arranged along the circumference of the gas cylinder socket at intervals, the outer ring surface of the gas cylinder socket is uniformly provided with a plurality of clamping windows communicated with the inside at intervals along the circumference, the clamping rods are respectively arranged in the corresponding clamping windows in a matching manner, the bottom ends of the clamping rods are hinged with the gas cylinder socket and connected with a driving section which penetrates through the clamping windows and extends into the gas cylinder socket in a downward inclination manner; one end of the driving section, which extends into the gas cylinder socket, is connected with the cylinder bottom in the gas cylinder socket through the ejection resetting piece.
6. The device for testing the safety performance of the hydrogen aluminum liner carbon fiber wound gas cylinder for the in-service vehicle as claimed in claim 5, wherein the gas cylinder clamping mechanism further comprises a hoop rope, the tail end of the hoop rope is connected with a guide ring in a matching manner, a guide rope ring is fixed on the outer end face of the top end of the inserted bar distributed along the circumference of the gas cylinder socket in a matching manner, and the head end of the hoop rope sequentially penetrates through all the guide rope rings along the circumferential direction and then penetrates through a winding ring to be detachably connected with the inner wall of the mounting area of the gas cylinder socket.
7. The device for testing the safety performance of the carbon fiber wound gas cylinder with the hydrogen aluminum liner for the in-service vehicle as claimed in claim 5, wherein the clamping window comprises an upper clamping window and a lower mounting window, inserting plates are symmetrically arranged on the outer ring surfaces of the gas cylinder sockets on the left side and the right side of the mounting window, the tail end of the clamping rod is inserted between the two inserting plates and is connected with the two inserting plates through a pin shaft, the top end of the clamping rod upwards extends to the clamping window, an arc-shaped clamping plate with an inward opening is arranged on the inner side of the top end of the clamping rod, and the back of the arc-shaped clamping plate is hinged to the top end of the clamping rod.
8. The device for inspecting the safety performance of the carbon fiber wound gas cylinder with the hydrogen aluminum liner for the in-service vehicle as claimed in claim 1, wherein the fixing frame comprises a bottom plate fixed on the ground, a supporting plate is vertically fixed on the bottom plate, the left end and the right end of the supporting plate are symmetrically connected with fixing plates, and the two fixing plates are both arranged backwards and fixed with the bottom plate; and a gas cylinder socket mounting area is arranged between the two fixing plates and the supporting plate.
9. The device for testing the safety performance of the hydrogen aluminum liner carbon fiber wound gas cylinder for the in-service vehicle as claimed in claim 1, wherein the fixing frame is provided with a pedal intercepting mechanism in a matching manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211415935.7A CN115718031B (en) | 2022-11-11 | 2022-11-11 | Hydrogen aluminum inner container carbon fiber winding gas cylinder safety performance inspection device for in-service vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211415935.7A CN115718031B (en) | 2022-11-11 | 2022-11-11 | Hydrogen aluminum inner container carbon fiber winding gas cylinder safety performance inspection device for in-service vehicle |
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| Publication Number | Publication Date |
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| CN115718031A true CN115718031A (en) | 2023-02-28 |
| CN115718031B CN115718031B (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211415935.7A Active CN115718031B (en) | 2022-11-11 | 2022-11-11 | Hydrogen aluminum inner container carbon fiber winding gas cylinder safety performance inspection device for in-service vehicle |
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| CN (1) | CN115718031B (en) |
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| US5210901A (en) * | 1990-11-19 | 1993-05-18 | Jay Cooper | Gas cylinder cleansing apparatus |
| FR2970157A1 (en) * | 2011-01-10 | 2012-07-13 | Siraga Sa | Rack for e.g. storing propane gas bottles in fuel dispensing station, has lock comprising ring, and movable hook mounted on edge of electric lock that is fitted into ring and removed from ring, where hook is moved between two positions |
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| CN112212215A (en) * | 2020-10-10 | 2021-01-12 | 李柯楠 | Medical gas cylinder clamping device with adjustable it is stable |
| CN113049198A (en) * | 2021-04-06 | 2021-06-29 | 宁夏弘茂特种设备检验检测有限公司 | Airtight laboratory bench device of LNG |
| CN113375052A (en) * | 2021-07-21 | 2021-09-10 | 中国人民解放军总医院第八医学中心 | Military nursing oxygen cylinder fixing device |
| CN214840067U (en) * | 2021-07-13 | 2021-11-23 | 朱志萍 | Liquid carbon dioxide gas cylinder with pressure display |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5210901A (en) * | 1990-11-19 | 1993-05-18 | Jay Cooper | Gas cylinder cleansing apparatus |
| FR2970157A1 (en) * | 2011-01-10 | 2012-07-13 | Siraga Sa | Rack for e.g. storing propane gas bottles in fuel dispensing station, has lock comprising ring, and movable hook mounted on edge of electric lock that is fitted into ring and removed from ring, where hook is moved between two positions |
| CN204937158U (en) * | 2015-09-02 | 2016-01-06 | 国网山西省电力公司检修分公司 | SF 6the go-cart of gas cylinder Multifunctional heating |
| CN205449684U (en) * | 2015-12-22 | 2016-08-10 | 长庆石油勘探局技术监测中心 | Carbon fiber gas cylinder detecting system |
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| CN214840067U (en) * | 2021-07-13 | 2021-11-23 | 朱志萍 | Liquid carbon dioxide gas cylinder with pressure display |
| CN113375052A (en) * | 2021-07-21 | 2021-09-10 | 中国人民解放军总医院第八医学中心 | Military nursing oxygen cylinder fixing device |
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| Publication number | Publication date |
|---|---|
| CN115718031B (en) | 2023-10-10 |
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