CN109946167B - Steel cylinder water pressure detection line for liquefied petroleum gas - Google Patents
Steel cylinder water pressure detection line for liquefied petroleum gas Download PDFInfo
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- CN109946167B CN109946167B CN201910358150.2A CN201910358150A CN109946167B CN 109946167 B CN109946167 B CN 109946167B CN 201910358150 A CN201910358150 A CN 201910358150A CN 109946167 B CN109946167 B CN 109946167B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 242
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 236
- 239000010959 steel Substances 0.000 title claims abstract description 236
- 238000001514 detection method Methods 0.000 title claims abstract description 66
- 239000003915 liquefied petroleum gas Substances 0.000 title claims abstract description 46
- 238000002347 injection Methods 0.000 claims abstract description 71
- 239000007924 injection Substances 0.000 claims abstract description 71
- 238000005303 weighing Methods 0.000 claims description 39
- 230000000903 blocking effect Effects 0.000 claims description 31
- 230000000670 limiting effect Effects 0.000 claims description 31
- 238000005507 spraying Methods 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 31
- 238000012360 testing method Methods 0.000 abstract description 27
- 230000000694 effects Effects 0.000 abstract description 20
- 238000013519 translation Methods 0.000 description 9
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000008400 supply water Substances 0.000 description 3
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The invention provides a steel cylinder water pressure detection line of liquefied petroleum gas, and belongs to the technical field of machinery. The test device solves the problems that the test efficiency of the existing steel cylinder water pressure detection line is low and the test is not accurate enough. This liquefied petroleum gas's steel bottle water pressure detection line, including frame and the transfer chain first and transfer chain second that are used for carrying the steel bottle that set for in the frame, transfer chain first be equipped with in proper order along the direction of delivery can rotate the steel bottle to the steel bottle rotary mechanism of settlement angle and can weigh the steel bottle take a picture the mechanism of taking a picture, be equipped with on the transfer chain second can carry out the water injection survey device that water injection survey was held to the steel bottle, one side of transfer chain first still is equipped with pushes away bottle mechanism and can push the steel bottle that is located on transfer chain first to transfer chain second. The steel cylinder water pressure detection line of the liquefied petroleum gas has the advantages of high testing efficiency and accurate testing effect.
Description
Technical Field
The invention belongs to the technical field of machinery, and relates to a detection line, in particular to a steel cylinder water pressure detection line of liquefied petroleum gas.
Background
According to international standard and national standard, hydraulic tests are carried out on steel seamless steel cylinders, repeatable filling welding steel cylinders, aluminum alloy seamless steel cylinders and winding steel cylinders, and particularly hydraulic tests are carried out on liquefied petroleum gas steel cylinders more importantly. In the prior art, the hydraulic test adopts a manual mode to move a single steel cylinder to a test position, a water injection valve is opened manually to finish the test, and the existing steel cylinder hydraulic test equipment has the following defects: the steel cylinders are placed and moved away from the test positions by manual movement, so that the labor intensity is high, the time is wasted, and the yield is low; when testing, firstly, a water injection pressure head is placed on the plane of the valve seat of the steel cylinder, water is injected into the steel cylinder, the steel cylinder is pressurized after being filled with water, the pressing force acts on the bottle body through the water injection pressure head, the bottle body is subjected to external force when the steel cylinder is pressurized and maintained, and the bottle body deformation caused by the external force exists in the steel cylinder, so that the testing precision is affected. The test equipment can only carry out spot check on the produced steel cylinders, so that serious potential safety hazards exist.
The intelligent turntable type rapid detection line (application number: 201610409160.0) for the hydrostatic test of the liquefied petroleum gas steel cylinders disclosed in the Chinese patent literature comprises a multi-station automatic testing machine, an upper cylinder conveyor belt, a lower cylinder conveyor belt, a liquid spraying and capacity measuring device, a steel cylinder weighing device and a dynamic code reading device; the detection device of each station in the multi-station automatic testing machine is provided with a PLC control unit and transmits data signals to the general computer. But this steel bottle hydrostatic test rapid detection line adopts carousel formula transfer chain structure, therefore its test efficiency is not high and the test is not accurate enough.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a steel cylinder water pressure detection line for liquefied petroleum gas, which has high test efficiency and relatively accurate test effect.
The aim of the invention can be achieved by the following technical scheme: the steel bottle water pressure detection line of liquefied petroleum gas comprises a frame and a first conveying line and a second conveying line which are arranged on the frame and used for conveying steel bottles, and is characterized in that the first conveying line is sequentially provided with a steel bottle rotating mechanism capable of rotating the steel bottle to a set angle and a weighing photographing mechanism capable of weighing and photographing the steel bottle, the second conveying line is provided with a water spraying capacity measuring device capable of carrying out water injection capacity measurement on the steel bottle, and one side of the first conveying line is also provided with a bottle pushing mechanism and the bottle pushing mechanism can push the steel bottle located on the first conveying line to the second conveying line.
When testing, the steel bottle moves forward along transfer chain one, rotate the steel bottle through steel bottle rotary mechanism and set for the angle, then the steel bottle moves forward along transfer chain one and weigh and take a photograph the mechanism, weigh and take a photograph the mechanism and shoot and read the steel seal on the steel bottle, weigh the weight of steel bottle simultaneously, then the steel bottle continues to carry forward to transfer chain two one sides, push away on the bottle mechanism will lie in transfer chain one steel bottle propelling movement to transfer chain two, then the steel bottle continues to move forward along transfer chain two and to water spray survey appearance device department, carry out water spray survey to this steel bottle through water spray survey appearance device department, take to the steel bottle after the water spray survey of steel bottle, the steel bottle is carried out along transfer chain two, have work efficiency height and reliable operation's advantage.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the first conveying line comprises a first base and a first row of conveying rollers arranged on the first base, and motors capable of driving the corresponding first conveying rollers to rotate are arranged on the first base. By adopting the structure, the conveying line in the existing steel cylinder water pressure detection line is omitted, and the conveying line is required to be provided with a follow-up tool, so that the conveying line has the advantages of being simple in structure and reliable in conveying.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the second conveying line comprises a second base and a second row of conveying rollers arranged on the second base, and motors capable of driving the corresponding second conveying rollers to rotate are arranged on the second base. The conveying line II adopts the structure, so that the conveying line in the existing steel cylinder water pressure detection line is omitted, and the conveying line II has the advantages of being simple in structure and reliable in conveying.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the steel cylinder rotating mechanism comprises a first bracket arranged on the first base, the first bracket is provided with a first mounting plate and a first translation mechanism capable of driving the first mounting plate to reciprocate horizontally, the first mounting plate is fixedly connected with a first rotating wheel and a first motor for driving the first rotating wheel to rotate, the first bracket is also fixedly connected with an auxiliary wheel in an axial direction, and the first rotating wheel and the first auxiliary wheel are positioned on two sides of the first conveying line. When the steel bottle is located along the first conveying line to the steel bottle rotating mechanism, the first translation mechanism drives the first mounting plate to extend out, the first rotating wheel is abutted to the steel bottle, the first steel bottle is abutted to the first auxiliary wheel, and the first motor drives the first rotating wheel to rotate, so that the steel bottle rotates to a set angle.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the translation mechanism comprises a first cylinder body fixedly connected to the first bracket, the first cylinder body is horizontally arranged, and a piston rod of the first cylinder body is fixedly connected with the first mounting plate. The translation mechanism adopts the cylinder I, and has the advantages of simple structure and higher working efficiency. As another mode, the first translation mechanism comprises a screw rod axially fixedly connected to the first bracket and a motor for driving the screw rod to rotate, the first mounting plate is fixedly connected with a screw nut, and the screw rod is connected with the screw nut through threads. The first translation mechanism is a motor which drives the first mounting plate to reciprocate through the threaded fit of the screw rod and the screw nut, and has the advantages of higher movement precision, simple structure and reliable operation.
In the above steel cylinder water pressure detection line for liquefied petroleum gas, the lower side of the first mounting plate is fixedly connected with a sliding block, the first bracket is fixedly connected with a guide rail, and the guide rail is embedded in a sliding groove of the sliding block. The guide rail and the sliding block are arranged between the first mounting plate and the first bracket, so that the translation of the first mounting plate has a good guiding effect and has the advantage of more reliable work.
In the above steel cylinder water pressure detection line for liquefied petroleum gas, the first bracket is provided with a photoelectric opposite-injection switch, and the photoelectric opposite-injection switch can sense the angle of the steel cylinder. The hand-held part of steel bottle upper end has the breach, and photoelectric correlation switch sends the rotation position that detects the steel bottle that light passed the breach, has the advantage of detecting accurately.
In the above steel cylinder water pressure detection line for liquefied petroleum gas, the photoelectric opposite-injection switch is two groups of two sides of the first bracket. By adopting the arrangement, the device has the advantage of higher detection precision.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the weighing and photographing mechanism comprises a support II and a weighing mechanism arranged on the lower side of the conveying line II, the support II is provided with a cylinder II, the cylinder II can drive the upper end face of the weighing mechanism to extend out of the upper side face of the conveying roller II, the support II is provided with an image recognition camera, and the cylinder II, the weighing mechanism and the image recognition camera are connected with a controller. When the rotated steel bottle is conveyed to the weighing photographing mechanism along the conveying line I, the cylinder II drives the weighing mechanism to ascend and enable the steel bottle to be located on the weighing mechanism entirely, the steel bottle is weighed through the weighing mechanism and measured data are sent to the controller, and meanwhile the image recognition camera reads a steel seal on the steel bottle and sends the data to the controller.
In the steel bottle water pressure detection line of liquefied petroleum gas, this steel bottle water pressure detection line still including the water supply installation that is located one side of transfer chain, water supply installation include supply tank and water return tank, the supply tank on be equipped with and be used for the outlet pipe first and the outlet pipe second of water spray survey appearance device water supply, outlet pipe first on be connected with the high-pressure pump, outlet pipe second on be connected with the booster, the water return tank include the box that has the water inlet including the upper end, the lower extreme of box be equipped with the delivery port, the box in include filter chamber and lower filter chamber, last filter chamber in by last to be equipped with a plurality of parallel arrangement and the filter vat that water supply flowed through down in proper order, and the rivers that are located the filter vat of upper strata can flow to its adjacent next floor filter vat, the rivers that are located the filter vat of bottom down filter chamber, the inner of delivery port with lower filter chamber be linked together, the outer end of delivery port be linked together through the connecting pipe with the supply tank. The water outlet pipe I and the water outlet pipe II supply water to the water spraying and volume measuring device, water sprayed and measured to the steel bottle enters the upper filter cavity through the water inlet of the water return tank, sequentially flows through the filter tank to precipitate impurities, flows into the lower filter cavity to precipitate, flows back to the water supply tank through the connecting pipe to circularly supply water, and has the advantage of good filtering effect.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the notch of the filter tank is provided with a blocking part which bends inwards. The notch of filter vat has the blocking part of inwards buckling, can effectually make impurity deposit in filter vat department, has the better advantage of filter effect.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the communicating pipe is vertically penetrated in the middle part of the filter tank at the bottom layer, the upper end of the communicating pipe is lower than the tank edge of the corresponding filter tank, the lower end of the communicating pipe is communicated with the lower filter cavity, the box body is fixedly connected with the inclined drainage tank, the drainage tank is positioned in the lower filter cavity, and the lower end of the communicating pipe positioned on the filter tank at the bottom layer is propped against the upper end of the drainage tank. Through setting up foretell drainage groove, make the rivers that flow through communicating pipe enter into lower filter chamber through the drainage groove, make rivers flow direction effect better, improved the filter effect. Through setting up foretell communicating pipe, the rivers that make the filter tank that is located the upper and lower layer flow into lower filter chamber through communicating pipe, make rivers flow comparatively orderly, improved the filter effect.
In the steel cylinder water pressure detection line of liquefied petroleum gas, a plurality of vertically arranged water baffles are arranged between the lower end of the drainage groove and the water outlet. Through setting up the breakwater, make the backward flow that flows through lower filter chamber department flow along the breakwater limit, improved the flow to the filter effect has been improved.
In the steel bottle water pressure detection line of liquefied petroleum gas, the water spray volume measuring device comprises a bracket III, the bracket III on be equipped with the crane and drive the lifting cylinder one that the crane reciprocated to go up and down, the downside of crane have linked firmly a plurality of water injection pole subassemblies perpendicularly and drive respectively the lifting cylinder two that the water injection pole subassembly reciprocated to go up and down, the upper end of water injection pole subassembly has can form sealed sealing portion with the bottleneck of steel bottle, the water injection pole subassembly be equipped with water course and air flue. The water course can with outlet pipe one and outlet pipe two-phase intercommunication, when the steel bottle is carried to the downside of water injection pole subassembly, drive crane fast moving through lifting cylinder one and make the sealing of water injection pole subassembly be close to the sealing of steel bottle after fast, rethread lifting cylinder two drive water injection pole subassembly and move down, make the sealing of water injection pole subassembly and the sealing of steel bottle form sealedly, carry out water spray survey to the steel bottle through the water injection pole subassembly, have the higher advantage of work efficiency.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the upper end of the water injection rod assembly is provided with the positioning groove, the lower end of the piston rod of the lifting cylinder II is fixedly connected with the connecting block, the lower end of the connecting block is provided with the arc-shaped surface, the connecting block is embedded in the positioning groove, the arc-shaped surface of the connecting block abuts against the bottom of the positioning groove, a spring is arranged between the upper end of the water injection rod assembly and the connecting block, and the spring pushes the water injection rod assembly to move towards the lower side in the axial direction. Because the lower extreme of connecting block is the arcwall face and supports and lean on in the water injection pole subassembly constant head tank, make water injection pole subassembly can the relative connecting block swing, when the bottleneck of steel bottle and water injection pole subassembly are not in coaxial setting, cylinder two can drive water injection pole subassembly and down remove and make water injection pole subassembly self-adaptation and form sealedly with the bottleneck of steel bottle, have reliable operation and simple structure's advantage.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the water injection rod assembly comprises a water injection rod and a fixed cylinder sleeved and fixedly connected to the outer side of the upper end of the water injection rod, an air passage is formed between the outer side wall of the water injection rod and the inner side wall of the fixed cylinder, a water channel is formed in the middle of the water injection rod, and the sealing part is arranged at the lower end of the fixed cylinder.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the upper end of the third bracket is provided with a baffle plate which is horizontally arranged and a baffle plate cylinder which drives the baffle plate to reciprocate horizontally, and the baffle plate cylinder can drive the baffle plate to extend out and enable the baffle plate to lean against the upper end face of the lifting frame. The baffle cylinder drives the baffle to stretch out and lean on the up end of lifter plate, has better spacing effect, when lift cylinder two promotes the bottleneck formation of water injection pole subassembly and steel bottle sealed, can avoid the crane to reciprocate, realizes better sealed effect.
In the steel bottle water pressure detection line of liquefied petroleum gas, the third bracket is provided with a clamping plate and a clamping plate cylinder capable of driving the clamping plate to reciprocate horizontally, one side of the clamping plate is provided with a clamping opening, and the clamping plate cylinder can push the clamping plate to move so as to clamp the clamping opening on one side of a bottle mouth of a corresponding steel bottle. The clamping plate is pushed by the clamping plate cylinder to move, so that the clamping plate is clamped at the bottle mouth of the steel bottle, the steel bottle is provided with a good positioning effect, and the steel bottle positioning device has the advantage of high positioning precision.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the lower side of the clamping plate is fixedly connected with the sliding block, the third support is provided with a horizontally arranged guide rail, and the guide rail is embedded in a sliding groove of the corresponding sliding block. And a guide rail and a sliding block are arranged between the clamping plate and the third bracket, so that the translation of the clamping plate is better guided.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the third bracket is provided with a push block and a push block cylinder capable of driving the push block to reciprocate, the push block and the push block cylinder are positioned on the other side of the clamping plate, and the push block cylinder can drive the push block to abut against one side of the corresponding steel cylinder. The pushing block is pushed by the pushing block cylinder to be abutted against the outer side wall of the steel cylinder, so that the positioning device has the advantage of good positioning effect, and the movement of the steel cylinder is avoided.
In the steel bottle water pressure detection line of liquefied petroleum gas, the bottle pushing mechanism comprises a support IV arranged on one side of the conveying line, a material pushing plate is horizontally arranged on the support IV, and a cylinder IV for driving the material pushing plate to reciprocate horizontally is arranged on the support IV, a material pushing groove with a notch opened towards the outer side is arranged on the outer side of the material pushing plate, the material pushing groove is symmetrically arranged left and right, and the driving mechanism can drive the material pushing plate to reciprocate horizontally along the notch of the material pushing groove. The first conveying line is provided with a first baffle and a lifting cylinder for driving the first baffle to lift in a reciprocating manner, and the lifting cylinder can drive the first baffle to extend out of a conveying roller of the first conveying line. During operation, the steel bottle is carried to baffle one place along transfer chain one forward, and baffle one blocks this steel bottle, and cylinder four drives the pushing plate and stretches out this moment to make the steel bottle that supports on baffle one enter into the pushing groove, and lead to cylinder four to promote the pushing plate and push the steel bottle to transfer chain two on, accomplish to the steel bottle from transfer chain one to transfer chain two on, have simple structure, reliable operation's advantage.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the steel cylinder rotating mechanism, the weighing photographing mechanism and the water spraying capacity measuring device are all provided with a plurality of limiting wheels and limiting cylinders for driving the limiting wheels to reciprocate and translate, and the limiting cylinders can push the limiting wheels to enable the limiting wheels to be propped against the outer side wall of the steel cylinder. The limiting wheels are pushed by the limiting air cylinders to abut against the outer side walls of the steel cylinders, good limiting effects are achieved on the steel cylinders, the number of the limiting wheels is four and correspondingly set in pairs, the four limiting wheels abut against the outer side walls of the steel cylinders at the same time, positioning accuracy is achieved on the steel cylinders, and working efficiency is improved.
In the steel cylinder water pressure detection line of liquefied petroleum gas, the rear side of the steel cylinder rotating mechanism, the weighing photographing mechanism, the bottle pushing mechanism and the water spraying capacity measuring device are respectively provided with a blocking wheel and a blocking cylinder driving the blocking wheels to reciprocate and translate, and the blocking cylinder can push the blocking wheels to extend out and block the subsequent steel cylinders to move forwards. The cylinder is blocked by the blocking wheel pushed by the blocking cylinder, so that the work can be orderly and smoothly carried out, and the work efficiency is improved.
In the above steel cylinder water pressure detection line for liquefied petroleum gas, the second conveying line is provided with a steel cylinder rotating mechanism, and the steel cylinder rotating mechanism on the second conveying line is positioned at the rear side of the water spraying and capacity measuring device.
This steel bottle water pressure detection line of liquefied petroleum gas has following advantage:
1. The bottle pushing mechanism pushes the steel bottle positioned on the first conveying line to the second conveying line, then the steel bottle continuously moves forwards to the water spraying capacity measuring device along the second conveying line, water spraying capacity measurement is carried out on the steel bottle through the water spraying capacity measuring device, and after the water spraying capacity measuring device is used for water spraying capacity measurement of the steel bottle, the steel bottle is conveyed out along the second conveying line, so that the bottle pushing mechanism has the advantages of being high in working efficiency and reliable in working;
2. the cylinder drives the first mounting plate to extend out, the first rotary wheel is abutted against the steel cylinder, the steel cylinder is abutted against the first auxiliary wheel, and the motor drives the first rotary wheel to rotate, so that the steel cylinder rotates to a set angle, and the device has the advantages of being simple in structure and reliable in operation;
3. the hand-held part at the upper end of the steel bottle is provided with a notch, and the photoelectric correlation switch sends out light to pass through the notch to detect the rotation position of the steel bottle, so that the detection is accurate;
4. because the lower extreme of connecting block is the arcwall face and supports and lean on in the water injection pole subassembly constant head tank, make water injection pole subassembly can the relative connecting block swing, when the bottleneck of steel bottle and water injection pole subassembly are not in coaxial setting, cylinder two can drive water injection pole subassembly and down remove and make water injection pole subassembly self-adaptation and form sealedly with the bottleneck of steel bottle, have reliable operation and simple structure's advantage.
Drawings
Fig. 1 is a schematic plan view of the cylinder water pressure detection line of the liquefied petroleum gas.
Fig. 2 is a perspective view of a cylinder rotating mechanism of the cylinder water pressure detecting line.
Fig. 3 is a schematic perspective view of a weighing photographing mechanism of the steel cylinder water pressure detection line.
Fig. 4 is a perspective view of the water supply device of the steel cylinder water pressure detection line.
Fig. 5 is a schematic perspective view of the water return tank of the water pressure detection line of the steel cylinder.
Fig. 6 is a schematic cross-sectional view of the water return tank of the cylinder water pressure detection line.
Fig. 7 is a perspective view of a water spraying capacity measuring device of the water pressure detection line of the steel cylinder.
Fig. 8 is a schematic sectional view of a water spray capacity measuring device of the water pressure detection line of the steel cylinder.
Fig. 9 is a schematic left view of a water spray capacity measuring device of the water pressure detection line of the steel cylinder.
Fig. 10 is a schematic sectional view of B-B of fig. 9.
FIG. 11 is an enlarged partial schematic view of FIG. 8C
Fig. 12 is a perspective view of the bottle pushing mechanism of the steel bottle water pressure detection line.
Fig. 13 is a schematic diagram showing the operation of the bottle pushing mechanism of the steel bottle water pressure detection line.
In the figure, 1, a rack; 2. a first conveying line; 2a, a first conveying roller; 3. a second conveying line; 3a, a conveying roller II; 4. a steel cylinder rotating mechanism; 4a, a first bracket; 4b, mounting plate I; 4c, rotating the first wheel; 4d, a first motor; 4e, an auxiliary wheel I; 4f, a first cylinder; 4g, photoelectric opposite-shooting switch; 5. a weighing photographing mechanism; 5a, a second bracket; 5b, an image recognition camera; 5c, a weighing mechanism; 5d, a second cylinder; 6. a water supply device; 6a, a water supply tank; 6b, a water return tank; 6c, a first water outlet pipe; 6d, a high-pressure pump; 6e, a second water outlet pipe; 6f, a supercharger; 6g, a box body; 6g1, upper filter chamber; 6g2, lower filter chamber; 6g3, a filter tank; 6g4, connecting pipes; 6g5, barrier; 6g6, communicating tube; 6g7, drainage groove; 6g8, water baffle; 7. a water spraying capacity measuring device; 7a, a bracket III; 7b, lifting frames; 7c, lifting a first cylinder; 7d, clamping plates; 7e, a clamping plate cylinder; 7f, pushing blocks; 7g, a pushing block cylinder; 7h, a baffle plate; 7i, a baffle cylinder; 8. a water injection rod assembly; 8a, a sealing part; 8b, a water injection rod; 8c, fixing the cylinder; 8d, a water channel; 8e, an airway; 8f, positioning grooves; 8g, lifting cylinder II; 8h, connecting blocks; 8i, springs; 9. a bottle pushing mechanism; 9a, a bracket IV; 9b, a pushing plate; 9c, a pushing groove; 9d, a cylinder IV; 9e, a first baffle; 10. a limiting wheel; 11. a limit cylinder; 12. a blocking wheel; 13. blocking the cylinder.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 13, the steel bottle water pressure detection line for liquefied petroleum gas comprises a frame 1 and a conveying line 2, wherein the conveying line 2 and the conveying line 2 are arranged on the frame 1, the conveying line 2 is sequentially provided with a steel bottle rotating mechanism 4 capable of rotating the steel bottle to a set angle and a weighing photographing mechanism 5 capable of weighing and photographing the steel bottle, the conveying line 3 is provided with a water spraying capacity measuring device 7 capable of filling water to the steel bottle for measuring capacity, one side of the conveying line 2 is also provided with a bottle pushing mechanism 9, and the bottle pushing mechanism 9 can push the steel bottle positioned on the conveying line 1 to the conveying line 2. The conveying line I2 comprises a base I and a row of conveying rollers I2 a arranged on the base I, motors capable of driving the corresponding conveying rollers I2 a to rotate are arranged on the base I, the conveying line II 3 comprises a base II and a row of conveying rollers II 3a arranged on the base II, and motors capable of driving the corresponding conveying rollers II 3a to rotate are arranged on the base II.
The steel bottle rotary mechanism 4 includes a support one 4a that sets up on the base one, be equipped with mounting panel one 4b and can drive the reciprocal horizontal migration of mounting panel one 4b cylinder one 4f on the support one 4a, the axial has linked firmly rotatory wheel one 4c and has driven rotatory wheel one 4c pivoted motor one 4d on the mounting panel one 4b, still axial has linked firmly auxiliary wheel one 4e on the support one 4a and rotatory wheel one 4c and auxiliary wheel one 4e are located the both sides of transfer chain one 2, be equipped with photoelectric correlation switch 4g on the support one 4a, photoelectric correlation switch 4g can respond to the angle of steel bottle.
The weighing and photographing mechanism 5 comprises a second bracket 5a and a weighing mechanism 5c arranged on the lower side of the conveying line II 3, wherein a second cylinder 5d is arranged on the second bracket 5a, the second cylinder 5d can drive the upper end face of the weighing mechanism 5c to extend out of the upper side face of the conveying roller II 3a, an image recognition camera 5b is arranged on the side portion, provided with the frame 1, of the second bracket 5a, and the second cylinder 5d, the weighing mechanism 5c and the image recognition camera 5b are connected with a controller.
This steel bottle water pressure detection line still includes the water supply installation 6 that is located 2 one sides of transfer chain, water supply installation 6 includes supply tank 6a and return water tank 6b, be equipped with on the supply tank 6a and be used for the outlet pipe one 6c and outlet pipe two 6e to the water spray survey appearance device 7 water supply, be connected with high-pressure pump 6d on the outlet pipe one 6c, be connected with booster 6f on the outlet pipe two 6e, return water tank 6b is including box 6g that has the water inlet including the upper end, the lower extreme of box 6g is equipped with the delivery port, including filter chamber 6g1 and lower filter chamber 6g2 in the box 6g, be equipped with a plurality of parallel arrangement and filter vat 6g3 that the water supply flows through from top to bottom in proper order in the last filter vat 6g1, and the water flow that is located the filter vat 6g3 of upper strata can flow to its adjacent next floor filter vat 6g3, the notch border of filter vat 6g3 all is equipped with the barrier 6g5 of inwards buckling, can effectually make impurity deposit in filter vat 6g3 department, have the better advantage of filtration effect. The water flow of the filter tank 6g3 positioned at the bottom layer flows to the lower filter cavity 6g2, the inner end of the water outlet is communicated with the lower filter cavity 6g2, and the outer end of the water outlet is communicated with the water supply tank 6a through the connecting pipe 6g 4. The middle part that is located the filter vat 6g3 of bottom wears to be equipped with perpendicularly communicating pipe 6g6, the upper end of communicating pipe 6g6 is less than the groove edge of corresponding filter vat 6g3, the lower extreme of communicating pipe 6g6 is linked together with lower filter chamber 6g2, the drainage groove 6g7 that has linked firmly the slope setting in the box 6g, drainage groove 6g7 is located lower filter chamber 6g2, the lower extreme of communicating pipe 6g6 on the filter vat 6g3 of bottom supports the upper end of drainage groove 6g7, through setting up foretell drainage groove 6g7, make the rivers that flow through communicating pipe 6g6 enter into lower filter chamber 6g2 through drainage groove 6g7, make rivers flow direction effect better, the filter effect has been improved. Through setting up foretell communicating pipe 6g6, make the rivers of the filter vat 6g3 that is located the upper and lower layer flow into lower filter chamber 6g2 through communicating pipe 6g6, make rivers flow comparatively orderly, improved the filter effect. A plurality of vertically arranged water baffles 6g8 are arranged between the lower end of the drainage groove 6g7 and the water outlet, so that backflow flowing through the lower filter cavity 6g2 flows along the edge of the water baffles 6g8, the flow is improved, and the filtering effect is improved.
The water spraying capacity measuring device 7 comprises a bracket three 7a, a lifting frame 7b and a lifting cylinder I7 c for driving the lifting frame 7b to lift in a reciprocating manner are arranged on the bracket three 7a, a plurality of water injection rod assemblies 8 and lifting cylinders II 8g for driving the water injection rod assemblies 8 to lift in a reciprocating manner are vertically and fixedly connected to the lower side of the lifting frame 7b, sealing portions 8a capable of sealing with the bottle mouth of a steel bottle are arranged at the upper ends of the water injection rod assemblies 8, and a water channel 8d and an air channel 8e are arranged on the water injection rod assemblies 8. The upper end of the water injection rod assembly 8 is provided with a positioning groove 8f, the lower end of a piston rod of the lifting cylinder II 8g is fixedly connected with a connecting block 8h, the lower end of the connecting block 8h is an arc-shaped surface, the connecting block 8h is embedded in the positioning groove 8f, the arc-shaped surface of the connecting block 8h is abutted against the bottom of the positioning groove 8f, a spring 8i is arranged between the upper end of the water injection rod assembly 8 and the connecting block 8h, and the spring 8i pushes the water injection rod assembly 8 to move downwards axially. The water injection rod assembly 8 comprises a water injection rod 8b and a fixed cylinder 8c sleeved and fixedly connected to the outer side of the upper end of the water injection rod 8b, an air passage 8e is formed between the outer side wall of the water injection rod 8b and the inner side wall of the fixed cylinder 8c, a water channel 8d is formed in the middle of the water injection rod 8b, and a sealing part 8a is arranged at the lower end of the fixed cylinder 8 c.
Be equipped with cardboard 7d and can drive the cardboard cylinder 7e of the reciprocal horizontal migration of cardboard 7d on the support three 7a, one side of cardboard 7d is equipped with bayonet socket and cardboard cylinder 7e can promote the cardboard 7d to remove and establish the bayonet socket card in corresponding steel bottle bottleneck one side, and the downside of cardboard 7d has linked firmly the slider, is equipped with the guide rail and the guide rail of level setting on the support and inlays in the spout that corresponds the slider. The third bracket 7a is provided with a push block 7f and a push block air cylinder 7g capable of driving the push block 7f to reciprocate, the push block 7f and the push block air cylinder 7g are positioned on the other side of the clamping plate 7d, and the push block air cylinder 7g can drive the push block 7f to abut against one side of the corresponding steel cylinder.
The bottle pushing mechanism 9 comprises a bracket IV 9a arranged on one side of the conveying line I2, a material pushing plate 9b is horizontally arranged on the bracket IV 9a, a cylinder IV 9d driving the material pushing plate 9b to reciprocate horizontally pushes a material pushing groove 9c with a notch opening outwards is arranged on the outer side of the material pushing plate 9b, the material pushing groove 9c is symmetrically arranged left and right, and the cylinder IV 9d can drive the material pushing plate 9b to reciprocate horizontally along the notch of the material pushing groove 9 c.
The steel bottle rotary mechanism 4, the mechanism 5 of shooing of weighing, water spray survey appearance device 7 department all is equipped with a plurality of spacing wheels 10 and drives spacing cylinder 11 of the reciprocal translation of spacing wheel 10, and spacing cylinder 11 can promote spacing wheel 10 and make spacing wheel 10 support and lean on the lateral wall of steel bottle, have better spacing effect to the steel bottle, and the quantity of spacing wheel 10 is four and two pairs of corresponding settings, and four spacing wheels 10 support simultaneously on the lateral wall of steel bottle, have the accurate advantage of location to the steel bottle, improved work efficiency.
The steel bottle rotary mechanism 4, the weighing photographing mechanism 5, the bottle pushing mechanism 9 and the water spraying capacity measuring device 7 are respectively provided with a blocking wheel 12 and a blocking cylinder 13 driving the blocking wheel 12 to reciprocate and translate, the blocking cylinder 13 can push the blocking wheel 12 to stretch out and block the subsequent steel bottle to move forwards, and the blocking cylinder 13 is adopted to push the blocking wheel 12 to block the steel bottle, so that the work can be orderly and smoothly carried out, and the working efficiency is improved.
One side of transfer chain one 2 is equipped with two parallel arrangement's transfer chain two 3, and transfer chain two 3 and transfer chain one 2 perpendicular settings are equipped with steel bottle rotary mechanism 4 on the transfer chain two 3 and the steel bottle rotary mechanism 4 on the transfer chain two 3 is located the rear side of water spray survey appearance device 7. Be equipped with steel bottle rotary mechanism 4 on transfer chain two 3, can make the steel bottle on two transfer chain two 3 turn to the steel bottle breach relative, be convenient for be located the staff supervision in the middle of two transfer chain two 3, have the comparatively convenient reliable advantage of use.
During testing, the steel bottle moves forwards along the conveying roller I2 a of the conveying line I2, when the steel bottle is conveyed to the steel bottle rotating mechanism 4, the corresponding limiting cylinder 11 drives the limiting wheel 10 to move so that the limiting wheel 10 abuts against the outer side wall of the steel bottle, meanwhile, the corresponding blocking cylinder 13 drives the blocking wheel 12 to stretch out to block the subsequent steel bottle, then the first cylinder 4f drives the mounting plate I4 b to stretch out and enable the rotating wheel I4 c to abut against the steel bottle and enable the steel bottle to abut against the auxiliary wheel I4 e, the first motor 4d drives the rotating wheel I4 c to rotate, the photoelectric opposite-shooting switch 4g sends out a rotating position for detecting the steel bottle by passing through the notch, the steel bottle is enabled to rotate to a set angle, and then the limiting cylinder 11 drives the corresponding limiting wheel 10 to retract, so that the steel bottle continues to be conveyed forwards along the conveying line I2 to the weighing photographing mechanism 5.
When the photographing mechanism 5 is weighed, the corresponding limiting cylinder 11 drives the limiting wheel 10 to move so that the limiting wheel 10 abuts against the outer side wall of the steel cylinder, meanwhile, the corresponding blocking cylinder 13 drives the blocking wheel 12 to stretch out to block the subsequent steel cylinder, then the second cylinder 5d drives the weighing mechanism 5c to ascend and stretch out to the upper side of the first conveying roller 2a, the steel cylinder is enabled to be located on the weighing mechanism 5c entirely, the weighing mechanism 5c is used for weighing the steel cylinder and sending measured data to the controller, and meanwhile, the image recognition camera 5b is used for reading a steel seal on the steel cylinder and sending data to the controller. And then the corresponding limiting wheels 10 are driven by the limiting cylinder 11 to retract, so that the steel cylinders are continuously conveyed to the bottle pushing mechanism 9 along the conveying line I2.
When pushing the bottle, the corresponding blocking cylinder 13 drives the blocking wheel 12 to extend to block the subsequent steel bottle, the first baffle plate 9e blocks the steel bottle, the fourth cylinder 9d drives the pushing plate 9b to extend, the steel bottle abutting against the first baffle plate 9e enters the pushing groove 9c, and the fourth cylinder 9d pushes the pushing plate 9b to push the steel bottle to the second conveying line 3. When the steel bottle is conveyed to the steel bottle rotating mechanism 4 on the conveying line two 3 forwards along the conveying line two 3, the corresponding limiting cylinder 11 drives the limiting wheel 10 to move so that the limiting wheel 10 abuts against the outer side wall of the steel bottle, meanwhile, the corresponding blocking cylinder 13 drives the blocking wheel 12 to stretch out to block the subsequent steel bottle, then the first cylinder 4f drives the first mounting plate 4b to stretch out, the first rotating wheel 4c abuts against the steel bottle and the steel bottle abuts against the first auxiliary wheel 4e, the first motor 4d drives the first rotating wheel 4c to rotate, the photoelectric opposite-shooting switch 4g sends out light to penetrate through the notch to detect the rotating position of the steel bottle, the steel bottle is enabled to rotate to a set angle, the notch of the steel bottle on the two conveying lines two 3 is opposite to each other, the inspection of workers between the two conveying lines two 3 is facilitated, and then the steel bottle is conveyed forwards to the water spraying capacity measuring device 7.
When water spray survey holds, drive spacing round 10 through corresponding spacing cylinder 11 and remove and make spacing round 10 support and lean on the lateral wall of steel bottle, corresponding block cylinder 13 drives and blocks round 12 and stretch out and block follow-up steel bottle, and then cardboard cylinder 7e promotes cardboard 7d and removes and make bayonet socket card in the bottleneck department of steel bottle, promotes the ejector pad 7f through ejector pad cylinder 7g and makes ejector pad 7f support and lean on the lateral wall of steel bottle, carries out better location to the bottleneck of steel bottle. After the lifting cylinder I7 c drives the lifting frame 7b to move quickly to enable the sealing part 8a of the water injection rod assembly 8 to be close to the sealing part 8a of the steel cylinder, the lifting cylinder II 8g drives the water injection rod assembly 8 to move downwards, so that the sealing part 8a of the water injection rod assembly 8 and the sealing part 8a of the steel cylinder form a seal, and water injection volume measurement is carried out on the steel cylinder through the water injection rod assembly 8.
During testing, water is injected into the steel bottle through the water channel 8d of the water injection rod assembly 8, compressed gas is fed into the steel bottle through the air channel 8e after the water injection rod assembly is stable, water in the steel bottle is discharged through the water channel 8d of the water injection rod assembly 8, the discharged water is weighed, and a weighing structure adopted for weighing the discharged water is detailed in a capacity measuring mechanism (application number: 201720314998.1) of the steel bottle water pressure tester. The discharged water can be weighed by differential pressure detection, so that the precision is improved. And then the steel cylinder is output through a second conveying line 3, so that the detection of the steel cylinder is completed.
During testing, the water injection rod assembly 8 is supplied by the first water outlet pipe 6c and the second water outlet pipe 6e, water sprayed to the steel bottle for measuring the volume enters the upper filter cavity 6g1 through the water inlet of the water return tank 6b, and sequentially flows through the filter tank 6g3 to precipitate impurities, then flows into the lower filter cavity 6g2 to precipitate, flows back to the water supply tank 6a through the connecting pipe 6g4 to circularly supply water, and has the advantage of good filtering effect.
Claims (10)
1. The steel bottle water pressure detection line of liquefied petroleum gas comprises a frame (1) and a first conveying line (2) and a second conveying line (3) which are arranged on the frame (1) and used for conveying steel bottles, and is characterized in that the first conveying line (2) is sequentially provided with a first steel bottle rotating mechanism (4) capable of rotating the steel bottles to a set angle and a first weighing and photographing mechanism (5) capable of weighing and photographing the steel bottles along the conveying direction, the second conveying line (3) is provided with a water spraying capacity measuring device (7) capable of carrying out water injection capacity measurement on the steel bottles, one side of the first conveying line (2) is also provided with a bottle pushing mechanism (9) and the bottle pushing mechanism (9) can push the steel bottles positioned on the first conveying line (2) onto the second conveying line (3), the third conveying line (7) comprises a support (7 a), the third support (7 a) is provided with a lifting frame (7 b) and a lifting cylinder (7 c) capable of driving the lifting frame (7 b) to lift reciprocally lift, the lower side of the lifting frame (7 b) is vertically fixedly provided with a water injection assembly (8) and a water injection rod (8 d) capable of forming a sealing assembly (8 d) with a sealing rod (8 d) of the lifting rod (8 d) and a sealing assembly (8 d) of the bottle sealing assembly (8 d), the upper end of water injection pole subassembly (8) have positioning groove (8 f), the lower extreme of the piston rod of lift cylinder two (5 d) fixedly connected with connecting block (8 h), the lower extreme of connecting block (8 h) be arcwall face just connecting block (8 h) inlay in positioning groove (8 f) just arcwall face of connecting block (8 h) support and lean on the tank bottom of positioning groove (8 f), the upper end of water injection pole subassembly (8) with connecting block (8 h) between be equipped with spring (8 i), spring (8 i) promote water injection pole subassembly (8) axial downside remove.
2. The steel cylinder water pressure detection line for liquefied petroleum gas according to claim 1, wherein the first conveying line (2) comprises a first base and a first row of conveying rollers (2 a) arranged on the first base, motors capable of driving the corresponding conveying rollers (2 a) to rotate are arranged on the first base, the second conveying line (3) comprises a second base and a second row of conveying rollers (3 a) arranged on the second base, and motors capable of driving the corresponding conveying rollers (3 a) to rotate are arranged on the second base.
3. The liquefied petroleum gas cylinder water pressure detection line according to claim 2, wherein the cylinder rotating mechanism (4) comprises a first bracket (4 a) arranged on the first base, the first bracket (4 a) is provided with a first mounting plate (4 b) and a first cylinder (4 f) capable of driving the first mounting plate (4 b) to reciprocate horizontally, the first mounting plate (4 b) is fixedly connected with a first rotating wheel (4 c) and a first motor (4 d) for driving the first rotating wheel (4 c) to rotate in an axial direction, the first bracket (4 a) is fixedly connected with an auxiliary wheel (4 e) in an axial direction, the first rotating wheel (4 c) and the first auxiliary wheel (4 e) are positioned on two sides of the first conveying line (2), the first bracket (4 a) is provided with a photoelectric correlation switch (4 g), and the photoelectric correlation switch (4 g) can sense the angle of the cylinder.
4. The steel bottle water pressure detection line of liquefied petroleum gas according to claim 1, characterized in that the weighing photographing mechanism (5) comprises a bracket II (5 a) and a weighing mechanism (5 c) arranged on the lower side of the conveying line II (3), the bracket II (5 a) is provided with a cylinder II (5 d) and the cylinder II (5 d) can drive the upper end surface of the weighing mechanism (5 c) to extend out of the upper side surface of the conveying roller II (3 a), the side part of the bracket II (5 a) provided with the rack (1) is provided with an image recognition camera (5 b), and the cylinder II (5 d), the weighing mechanism (5 c) and the image recognition camera (5 b) are connected with a controller.
5. The liquefied petroleum gas cylinder water pressure detection line according to claim 1,2, 3 or 4, further comprising a water supply device (6) located at one side of the first conveying line (2), wherein the water supply device (6) comprises a water supply tank (6 a) and a water return tank (6 b), the water supply tank (6 a) is provided with a first water outlet pipe (6 c) and a second water outlet pipe (6 e) for supplying water to the water spray capacity measurement device (7), the first water outlet pipe (6 c) is connected with a high-pressure pump (6 d), the second water outlet pipe (6 e) is connected with a pressurizer (6 f), the water return tank (6 b) comprises a tank body (6 g) with a water inlet at the upper end, the lower end of the tank body (6 g) is provided with a water outlet, the tank body (6 g 1) and a lower filter cavity (6 g 2) are arranged in sequence from top to bottom, a plurality of parallel filter tanks (6 g) are arranged in the water supply chamber (6 g 1), the water supply layer (6 g) is connected with the water inlet (6 g) through the lower filter tank (6 g) at the lower end (6 g) of the water supply tank (6 g) and the water inlet (6 g) is communicated with the water outlet (6 g) at the lower end (6 g) of the water inlet (6 g) of the tank (6 g) at the water inlet (6 g) and the water outlet layer (6 g) is communicated with the water outlet layer (6 g) at the water inlet (3), the notch of filter vat (6 g 3) all be equipped with to the barrier (6 g 5) of inboard buckling, be located the middle part of filter vat (6 g 3) of bottom and wear to be equipped with communicating pipe (6 g 6) perpendicularly, the upper end of communicating pipe (6 g 6) be less than the groove edge of corresponding filter vat (6 g 3), the lower extreme of communicating pipe (6 g 6) be linked together with lower filter chamber (6 g 2), box (6 g) in link firmly drainage groove (6 g 7) of slope setting, drainage groove (6 g 7) be located lower filter chamber (6 g 2), the lower extreme of communicating pipe (6 g 6) on filter vat (6 g 3) of bottom support and be in the upper end of drainage groove (6 g 7), the lower extreme of drainage groove (6 g 7) with delivery port between be equipped with a plurality of vertical setting breakwaters (6 g 8).
6. The liquefied petroleum gas cylinder water pressure detection line according to claim 1, 2, 3 or 4, wherein the water injection rod assembly (8) comprises a water injection rod (8 b) and a fixed cylinder (8 c) sleeved and fixedly connected to the outer side of the upper end of the water injection rod (8 b), an air passage (8 e) is formed between the outer side wall of the water injection rod (8 b) and the inner side wall of the fixed cylinder (8 c), a water passage (8 d) is formed in the middle of the water injection rod (8 b), a sealing part (8 a) is arranged at the lower end of the fixed cylinder (8 c), a baffle (7 h) horizontally arranged and a baffle cylinder (7 i) driving the baffle (7 h) to reciprocate horizontally are arranged at the upper end of the bracket (7 a), and the baffle cylinder (7 i) can drive the baffle (7 h) to extend out and enable the baffle (7 h) to abut against the upper end face of the lifting frame (7 b).
7. The steel bottle water pressure detection line of liquefied petroleum gas according to claim 6, wherein a clamping plate (7 d) and a clamping plate cylinder (7 e) capable of driving the clamping plate (7 d) to reciprocate horizontally are arranged on a third bracket (7 a), a bayonet is arranged on one side of the clamping plate (7 d) and the clamping plate cylinder (7 e) can push the clamping plate (7 d) to move so as to clamp the bayonet on one side corresponding to a bottle mouth, a push block (7 f) and a push block cylinder (7 g) capable of driving the push block (7 f) to reciprocate are arranged on the third bracket (7 a), the push block (7 f) and the push block cylinder (7 g) are located on the other side of the clamping plate (7 d), and the push block cylinder (7 g) can drive the push block (7 f) to abut against one side corresponding to the steel bottle.
8. The liquefied petroleum gas cylinder water pressure detection line according to claim 1,2, 3 or 4, wherein the bottle pushing mechanism (9) comprises a bracket IV (9 a) arranged on one side of the conveying line I (2), a material pushing plate (9 b) is horizontally arranged on the bracket IV (9 a), a cylinder IV (9 d) driving the material pushing plate (9 b) to reciprocate is provided with a material pushing groove (9 c) with a notch opening outwards, the material pushing groove (9 c) is symmetrically arranged left and right, and the cylinder IV (9 d) can drive the material pushing plate (9 b) to reciprocate along the notch of the material pushing groove (9 c).
9. The steel cylinder water pressure detection line for liquefied petroleum gas according to claim 1,2, 3 or 4, wherein the steel cylinder rotating mechanism (4), the weighing photographing mechanism (5) and the water spraying capacity measuring device (7) are respectively provided with a plurality of limiting wheels (10) and a limiting cylinder (11) driving the limiting wheels (10) to reciprocate, the limiting cylinder (11) can push the limiting wheels (10) to enable the limiting wheels (10) to abut against the outer side wall of the steel cylinder, the steel cylinder rotating mechanism (4), the weighing photographing mechanism (5), the bottle pushing mechanism (9) and the water spraying capacity measuring device (7) are respectively provided with a blocking wheel (12) and a blocking cylinder (13) driving the blocking wheels (12) to reciprocate, and the blocking cylinder (13) can push the blocking wheels (12) to stretch out and block the subsequent steel cylinder from moving forwards.
10. The steel cylinder water pressure detection line for liquefied petroleum gas according to claim 1,2, 3 or 4, wherein the steel cylinder rotating mechanism (4) is arranged on the second conveying line (3), and the steel cylinder rotating mechanism (4) on the second conveying line (3) is positioned at the rear side of the water spraying and volume measuring device (7).
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| CN112326139A (en) * | 2020-12-09 | 2021-02-05 | 赣州市裕诚特种设备检验检测有限公司 | Airtightness detection device for liquefied gas steel cylinder |
| CN112945484A (en) * | 2021-01-28 | 2021-06-11 | 临沂市永全气体有限公司 | Gas cylinder hydrostatic testing machine, system and method |
| CN114486126B (en) * | 2022-02-16 | 2024-03-01 | 烟台佑利技术有限公司 | Liquefied petroleum gas steel bottle manufacturing performance testing device |
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