CN112032551B - Automatic filling assembly line for liquefied gas tank - Google Patents
Automatic filling assembly line for liquefied gas tank Download PDFInfo
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- CN112032551B CN112032551B CN202010910773.9A CN202010910773A CN112032551B CN 112032551 B CN112032551 B CN 112032551B CN 202010910773 A CN202010910773 A CN 202010910773A CN 112032551 B CN112032551 B CN 112032551B
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- Prior art keywords
- liquefied gas
- gas tank
- lifting
- opening
- block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/02—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with liquefied gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
- B66F7/18—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by a single central jack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
- F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/002—Automated filling apparatus
- F17C5/005—Automated filling apparatus for gas bottles, such as on a continuous belt or on a merry-go-round
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides an automatic filling assembly line for a liquefied gas tank, which comprises two transmission branches arranged side by side and a transmission trunk connected with the two transmission branches, wherein a loading and unloading area for placing the liquefied gas tank is formed between the two transmission branches, and a filling device for filling the liquefied gas tank is arranged on each transmission branch. Two transmission branches are respectively arranged on two sides of the loading and unloading area, so that the loading and unloading work of the liquefied gas tank can be completed by workers in the loading and unloading area, and the labor cost is greatly saved. The filling device can automatically rotate the hand wheel on the liquefied gas tank in the using process, and has higher automation degree and production efficiency.
Description
Technical Field
The invention relates to gas filling equipment, in particular to an automatic filling assembly line for a liquefied gas tank.
Background
The liquefied gas tank is a storage tank for storing liquefied gas, and when the liquefied gas is filled in the storage tank, the pressure is very high, so that explosion can be caused by slight misoperation, and the liquefied gas tank belongs to special equipment.
At present, when needing to carry out the filling to liquefied gas tank, at first need the manual hand wheel of loosening the last pneumatic valve of liquefied gas tank of workman for the pneumatic valve is in the open mode, is connected filling head and pneumatic valve after that, and filling head fills into liquefied gas to liquefied gas tank, when being full of the liquefied gas in the liquefied gas tank, needs the manual hand wheel of the last pneumatic valve of liquefied gas tank of screwing of workman, makes the pneumatic valve be in the closed condition, needs the filling head of workman on with liquefied gas tank to take off at last. However, the filling process has the problems of low automation degree and low production efficiency.
Disclosure of Invention
In view of this, the present invention provides an automated filling line for a liquefied gas tank, which has the advantages of high automation degree and high production efficiency.
In order to solve the technical problems, the technical scheme of the invention is as follows: an automatic filling assembly line for a liquefied gas tank comprises two transmission branches arranged side by side and a transmission trunk connected with the two transmission branches, wherein a loading and unloading area for placing the liquefied gas tank is formed between the two transmission branches, and a filling device is arranged on each transmission branch;
the filling device comprises a rack, a conveying belt arranged on the rack and used for conveying the liquefied gas tank, a lifting mechanism arranged on the rack and used for lifting the liquefied gas tank, and an opening and closing mechanism arranged on the rack and used for rotating a hand wheel;
the conveying belt comprises two parallel transmission strips, and an installation channel is formed between the two transmission strips;
the lifting mechanism comprises a lifting plate arranged in the mounting channel and a lifting driving piece arranged at the bottom of the lifting plate and used for driving the lifting plate to move up and down;
the opening and closing mechanism comprises a support, an opening and closing cover and an opening and closing driving piece, wherein the opening and closing cover is connected to the support in a rotating mode, the opening and closing driving piece is arranged on the support and used for driving the opening and closing cover to rotate in the circumferential direction, a positioning block is arranged in the opening and closing cover and used for abutting against the side wall of a hand wheel, and therefore relative rotation between the opening and closing cover and the hand wheel is limited.
Through above-mentioned technical scheme, the hand wheel on the filling device is in the use, but the automatic rotation liquefied gas jar has higher degree of automation and production efficiency. Two transmission branches set up respectively in the both sides of loading and unloading district, so the workman can take off the liquefied gas jar that the filling in two transmission branches was accomplished in the loading and unloading district, accomplishes liquefied gas jar's loading and unloading work, has practiced thrift the human cost to a great extent.
When needs use the filling device to carry out the filling to liquefied gas tank, place empty liquefied gas tank on the conveyer belt, the conveyer belt can transport liquefied gas tank. When the liquefied gas tank moves to the upper part of the lifting plate, the lifting driving piece drives the lifting plate to move upwards, so that the base on the liquefied gas tank is separated from the conveyor belt, and the liquefied gas tank cannot move along with the conveyor belt. When a hand wheel of an air valve on the liquefied gas tank enters the opening and closing cover and is abutted against the positioning block, the opening and closing cover and the hand wheel in the opening and closing cover are controlled by the opening and closing driving piece to rotate circumferentially so as to open the air valve. When the air valve is in an open state, the filling head is connected to the air valve, and liquefied gas is filled into the liquefied gas tank through the filling head. When the filling of the liquefied gas tank is finished, the opening and closing cover and the hand wheel in the opening and closing cover are controlled to rotate reversely by the opening and closing driving piece so as to close the gas valve. When the pneumatic valve was closed completely, take off the filling head from the pneumatic valve to through promoting the liquefied gas jar on driving piece control lifting plate and the lifting plate and move down, until liquefied gas jar and drive belt contact, the drive belt can be with the liquefied gas jar that the filling was accomplished from hoist mechanism department this moment and transport away. The filling device does not need a hand wheel manually rotated by workers, and has the advantages of high automation degree and high production efficiency.
Preferably, the top of the lifting plate is provided with a limiting block, and the limiting block is used for extending into the base of the liquefied gas tank and abutting against the inner wall of the base.
Through above-mentioned technical scheme, shift up and with the in-process of liquefied gas tank jack-up at the lifting plate, the stopper can stretch into to liquefied gas tank's base to contradict with the inner wall of base, be used for restricting liquefied gas tank's removal.
Preferably, the top of the limiting block is provided with a guide block, and the width of the guide block is gradually reduced towards one side far away from the limiting block.
Through the technical scheme, the guide block with the width gradually reduced towards one side away from the limit block is arranged on the limit block, so that the limit block can more conveniently and more accurately stretch into the base of the liquefied gas tank and limit the liquefied gas tank.
Preferably, the lifting driving member comprises a lifting cylinder and a lifting retainer, a piston rod of the lifting cylinder is connected to the bottom of the lifting plate, the lifting retainer is connected to the bottom of the lifting plate, and the lifting retainer is used for limiting and guiding the movement of the lifting plate.
Through above-mentioned technical scheme, the lift cylinder can be used for driving the lifting plate to reciprocate through the flexible of piston rod. The lifting retainer is used for limiting and guiding the movement of the lifting plate, so that the lifting plate is not easy to deviate or deflect in the moving process.
Preferably, the lifting retainer comprises a bottom plate arranged on the frame, a sleeve arranged on the bottom plate, and a sliding rod connected in the sleeve in a sliding manner and connected with the lifting plate.
Through above-mentioned technical scheme, when the in-process that lift cylinder drive lift plate reciprocated, the pole that slides in the sleeve pipe. The outer wall of the sliding rod is tightly abutted to the inner wall of the sleeve for limiting and guiding the lifting plate.
Preferably, the support is vertically connected to the rack in a sliding manner, an execution cylinder is arranged on the rack and used for driving the support to slide up and down.
Through above-mentioned technical scheme, after the lift plate jack-up liquefied gas jar, the accessible is carried out the cylinder and is controlled the support and is moved down to guarantee to open and close cover and hand wheel and can fully contact.
Preferably, still include stop gear, stop gear include symmetric distribution in the spacing unit of conveyer belt both sides, spacing unit includes spacing and spacing driving piece, spacing slide connect in the frame, spacing orientation the terminal surface department of conveyer belt is provided with the block rubber, spacing driving piece is used for driving spacing is close to or keeps away from the conveyer belt.
Through above-mentioned technical scheme, after the lift plate with liquefied gas tank jack-up, remove towards liquefied gas tank one side through spacing driving piece control spacing frame, conflict with liquefied gas tank until the block rubber on the spacing frame. The limiting frames in the two limiting units can clamp the liquefied gas tank under the combined action.
Preferably, the opening and closing cover comprises a rotating block connected to the support in a rotating mode, a plurality of springs evenly arranged along the circumferential direction of the rotating block, and a cover body connected with the springs, wherein a sliding groove is formed in the position, close to the end face of the cover body, of the rotating block, a sliding rod is arranged at the position, close to the end face of the rotating block, of the cover body, the sliding rod extends into the sliding groove, and the sliding rod is connected with the sliding groove in a sliding mode.
Through the technical scheme, when the rotary table is used, the opening and closing driving piece drives the rotating block to rotate in the circumferential direction, and the rotating block drives the cover body to rotate in the circumferential direction through the sliding rod. The rotating block is connected with the cover body through the spring, so in the using process, the cover body can be tightly pressed on the hand wheel, the positioning block can be abutted against the side wall of the hand wheel, and the cover body can drive the hand wheel to rotate in the circumferential direction. If the cover body covers the hand wheel, and the positioning block on the cover body is not tightly abutted to the side wall of the hand wheel, the positioning block in the cover body is tightly abutted to the top surface of the hand wheel, the cover body is controlled to rotate in the circumferential direction by the opening and closing driving piece, and when the cover body rotates to the state that the positioning block is staggered with the top surface of the hand wheel, the spring can drive the cover body to move downwards, so that the positioning block is tightly abutted to the side wall of the hand wheel.
Preferably, a guide groove is formed in the position, opposite to the positioning block, of the opening and closing cover, the guide groove is arranged along the axial direction of the opening and closing cover, and the positioning block is connected in the corresponding guide groove in a sliding manner; the inner groove wall of the guide groove is provided with a limiting groove, the limiting groove is arranged along the axial direction of the opening and closing cover, the side wall of the positioning block is provided with a limiting protrusion, the limiting protrusion extends into the limiting groove, and the limiting protrusion is connected with the limiting groove in a sliding mode.
Through above-mentioned technical scheme, when the hand wheel entered into the cover body, the locating piece just right with the hand wheel can be impressed to the guide way by the hand wheel in, and the part can support tightly with the lateral wall of hand wheel with the crisscross locating piece of hand wheel for the relative rotation between the restriction cover body and the hand wheel. The opening and closing cover arranged in the way can be suitable for hand wheels of different shapes, the applicability of the filling device is improved to a certain extent, and when the opening and closing cover arranged in the way is used, the opening and closing cover does not need to be controlled to rotate when the hand wheel does not enter the opening and closing cover, so that the opening and closing mechanism is more convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic structural diagram of a filling apparatus;
FIG. 3 is a partial schematic view of a filling apparatus;
FIG. 4 is a schematic structural view of the lifting mechanism and the limiting mechanism;
FIG. 5 is a schematic structural view of the opening and closing mechanism;
fig. 6 is an enlarged view of a portion a of fig. 5.
Reference numerals: 1. a frame; 2. a conveyor belt; 3. a lifting mechanism; 31. a lifting plate; 32. lifting the driving member; 321. a lift cylinder; 322. lifting the retainer; 3221. a base plate; 3222. a sleeve; 3223. a slide bar; 4. an actuating cylinder; 5. an opening and closing mechanism; 51. a support; 52. opening and closing the cover; 521. rotating the block; 522. a spring; 523. a cover body; 53. opening and closing the driving piece; 6. installing a channel; 7. positioning blocks; 8. a limiting block; 9. a guide block; 10. a limiting mechanism; 101. a limiting unit; 1011. a limiting frame; 1012. a limiting driving piece; 11. a rubber block; 12. a chute; 13. a slide bar; 14. a guide groove; 15. a limiting groove; 16. a limiting bulge; 17. an expansion sleeve; 171. a positioning ring; 172. a rubber sleeve; 18. a vent hole; 19. an air tap; 20. an air pump; 21. a drive bar; 22. a transmission branch; 23. transmitting the backbone; 24. a loading and unloading area; 25. a filling device; 26. liquefied gas tank stacking device.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.
An automated filling line for a liquefied gas tank, as shown in fig. 1, includes two transport branches 22 arranged side by side and a transport trunk 23 connecting the two transport branches 22.
Between the transport branches 22, a loading and unloading zone 24 is formed. In use, the tank to be filled and the filled tank may be placed at different locations in the loading area 24. The two conveying branches 22 are respectively arranged at two sides of the loading and unloading area 24, so that workers can complete loading and unloading of the liquefied gas tank only in the loading and unloading area 24, and the labor cost is greatly saved.
The transfer branch 22 is provided with a filling device 25 and a liquefied gas tank stacking device 26. In this embodiment, the filling device 25 has a plurality of devices, so that a plurality of liquefied gas tanks can be filled simultaneously, and the filling efficiency is improved. The liquefied gas tank stacking device 26 is used for stacking two liquefied gas tanks up and down, and the occupied space of the liquefied gas tanks is reduced.
The transmission trunk 23 is bent and disposed outside the loading and unloading area 24, two ends of the transmission trunk 23 are respectively located at two sides of the loading and unloading area 24, and a connection line of the two ends of the transmission trunk 23 is perpendicular to a connection line of the two transmission branches 22. Thus, the worker can complete the loading and unloading work of the liquefied gas tank in the loading and unloading area 24, and the labor cost can be further saved.
As shown in fig. 2, the filling device includes a frame 1, a conveyor belt 2 disposed on the frame 1 for conveying the liquefied gas tank, a lifting mechanism 3 disposed on the frame 1 for lifting the liquefied gas tank from the conveyor belt 2, a limiting mechanism 10 disposed on the frame 1 for clamping the liquefied gas tank on the lifting mechanism 3, and an opening and closing mechanism 5 disposed on the frame 1 for rotating a hand wheel of the liquefied gas tank on the lifting mechanism 3.
The conveyor belt 2 comprises a drive strip 21 and a conveyor drive. In the present embodiment, there are two transmission bars 21, and the two transmission bars 21 are arranged side by side, and the installation channel 6 is formed between the two transmission bars 21. The transmission driving part is used for driving the two transmission bars 21 to synchronously rotate. The transmission driving part comprises a driving chain wheel rotationally connected to the rack 1, a transmission chain wheel rotationally connected to the rack 1, and a transmission driving motor arranged on the rack 1 and used for driving the driving chain wheel to rotate circumferentially. Both drive bars 21 are tensioned between the drive sprocket and the driven sprocket.
The lifting mechanism 3 is disposed in the mounting channel 6.
As shown in fig. 3, the lifting mechanism 3 includes a lifting plate 31 and a lifting drive 32 for driving the lifting plate 31 to move up and down. Be provided with stopper 8 on the top surface of lift plate 31, stopper 8 is used for stretching into in the base of liquefied gas tank and contradict with the inner wall of base, and the liquefied gas tank is difficult for removing on lift plate 31 like this. The end part of the limiting block 8 far away from the lifting plate 31 is provided with a guide block 9, the guide block 9 and the limiting block 8 are integrally formed, and the outer diameter of the guide block 9 is gradually reduced from one side close to the limiting block 8 to one side far away from the limiting block 8. The limiting block 8 is used for guiding a base of the liquefied gas tank to be sleeved on the limiting block 8. The lifting driving member 32 includes a lifting cylinder 321 and a lifting holder 322, a piston rod of the lifting cylinder 321 extends vertically upwards and is connected with the lifting plate 31, and when in use, the piston rod of the lifting cylinder 321 can extend and retract to drive the lifting plate 31 to slide. The lifting holder 322 is used to limit and guide the sliding of the lifting plate 31. The lifting holder 322 comprises a bottom plate 3221 arranged on the frame 1, a sleeve 3222 arranged on the bottom plate 3221 and extending vertically upward, and a sliding rod 3223 connected inside the sleeve 3222 in a sliding manner and connected with the lifting plate 31. When the lifting plate 31 moves up and down, the sliding rod 3223 slides inside the sleeve 3222, and the outer wall of the sliding rod 3223 abuts against the inner wall of the sleeve 3222 to limit and guide the lifting plate 31.
As shown in fig. 2 and 4, the stopper mechanism 10 is provided on the frame 1 so as to oppose the lifting mechanism 3. The limiting mechanism 10 comprises limiting units 101 which are symmetrically distributed on two sides of the conveyor belt 2, and the two groups of limiting units 101 act together to clamp the liquefied gas tank. The position-limiting unit 101 includes a position-limiting frame 1011 and a position-limiting driving member 1012. The limiting frame 1011 is connected to the machine frame 1 in a sliding manner, and the sliding direction of the limiting frame 1011 is perpendicular to the transmission direction of the conveyor belt 2. The limit frame 1011 is provided with the rubber block 11 towards the lateral wall department of conveyer belt 2, and the rubber block 11 is used for supporting tightly with the outer wall of liquefied gas storage tank. The limiting driving part 1012 is used for driving the limiting frame 1011 to be close to or be far away from the conveyor belt 2, in this embodiment, the limiting driving part 1012 is a cylinder, a piston rod of the cylinder is connected with the limiting frame 1011, and the piston rod of the cylinder can be used for driving the limiting frame 1011 to move through the extension and retraction of the piston rod of the cylinder.
As shown in fig. 2 and 5, the opening and closing mechanism 5 includes a bracket 51, an opening and closing cover 52, and an opening and closing driving member 53. The bracket 51 is connected on the frame 1 in a sliding way. An actuating cylinder 4 is arranged on the frame 1, a piston rod of the actuating cylinder 4 extends vertically upwards and is connected with the bracket 51, and the bracket 51 can be driven to slide up and down by the extension and contraction of the piston rod of the actuating cylinder 4. The opening/closing cover 52 includes a rotary block 521, a spring 522, and a cover body 523. The rotating block 521 is rotatably connected to the bottom of the bracket 51, and the rotation axis of the rotating block 521 is located in the vertical direction. The center of the rotating block 521 is provided with a sliding chute 12, and the shape of the notch of the sliding chute 12 is square. A spring 522 is provided on an end portion of the rotary block 521 protruding from the bracket 51, and the spring 522 extends in the axial direction of the rotary block 521. In the present embodiment, the number of the springs 522 is several, and the several springs 522 are uniformly distributed along the circumferential direction of the rotating block 521. The cover 523 is disposed on the end of the springs 522 remote from the turning block 521, and the cover 523 is connected to all the springs 522 at the same time. The end face of the cover body 523 close to the rotating block 521 is provided with a square sliding rod 13, the sliding rod 13 extends into the sliding groove 12 and is tightly attached to the inner groove wall of the sliding groove 12, and the sliding rod 13 is matched with the sliding groove 12 to limit the relative rotation between the rotating block 521 and the cover body 523. A plurality of positioning blocks 7 are uniformly distributed in the cover body 523, and the positioning blocks 7 are used for being tightly abutted against the side wall of the hand wheel so as to limit the relative rotation between the cover body 523 and the hand wheel.
As shown in fig. 5 and 6, a guide groove 14 is formed in the inner wall of the cover 523 opposite to the positioning block 7, the guide groove 14 is arranged along the axial direction of the cover 523, and the positioning block 7 is connected inside the guide groove 14 in a sliding manner. When the hand wheel enters the cover 523, the hand wheel can press the positioning block 7 opposite to the hand wheel into the guide groove 14. Limiting grooves 15 are formed in the inner groove walls of the guide grooves 14, and the limiting grooves 15 extend along the length direction of the guide grooves 14. The side wall of the positioning block 7 is provided with a limiting protrusion 16, and the positioning block 7 and the limiting protrusion 16 are integrally formed. The limiting protrusion 16 extends into the limiting groove 15 and is connected with the limiting groove 15 in a sliding mode. The limiting protrusion 16 is matched with the limiting groove 15 to limit the sliding of the positioning block 7, so that the positioning block 7 is not easily separated from the cover 523.
The positioning block 7 is provided with the expansion sleeve 17, the positioning block 7 is wrapped by the expansion sleeve 17, when the air pump 20 is used for filling air into the expansion sleeve 17, the expansion sleeve 17 is located in the guide groove 14 and can be abutted against the inner groove wall of the guide groove 14 after being distributed and expanded so as to position the positioning block 7, and therefore the positioning block 7 abutting against the side wall of the hand wheel is not easy to retract into the guide groove 14 in the process of rotating the cover body 523. The part of the expansion sleeve 17 protruding out of the guide groove 14 can be tightly attached to the hand wheel after expansion, so that the cover 523 and the hand wheel are not easy to slip. The expansion sleeve 17 includes a positioning ring 171 and a rubber sleeve 172. The positioning ring 171 is made of metal, and the positioning ring 171 is fixedly installed in the middle of the positioning block 7. The position of the positioning ring 171 does not change when the expansion sleeve 17 expands, so that the expansion sleeve 17 can still be effectively attached to the positioning block 7 when the expansion sleeve 17 is deformed and restored. The positioning ring 171 is provided with a vent hole 18, and the vent hole 18 is arranged along the axial direction of the positioning ring 171. In this embodiment, two rubber sleeves 172 are respectively disposed at two ends of the positioning ring 171, and the inner cavities of the two rubber sleeves 172 are communicated through the vent hole 18. An air nozzle 19 is arranged on the rubber sleeve 172 close to one side of the rotating block 521, the air nozzle 19 is positioned on one side of the rubber sleeve 172 close to the rotating block 521, and the air nozzle 19 is communicated with a cavity between the rubber sleeve 172 and the positioning block 7. The air nozzle 19 protrudes out of the end of the rubber sleeve 172 and is connected with an air pump 20 through an air pipe, the air pump 20 can inject air into a cavity between the rubber sleeve 172 and the positioning block 7, so that the rubber sleeve 172 expands, and the air pump 20 can also pump out the air in the cavity between the rubber sleeve 172 and the positioning block 7, so that the deformation of the rubber sleeve 172 is recovered.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.
Claims (8)
1. The utility model provides a liquefied gas storage tank is with automatic filling assembly line which characterized by: the liquefied gas storage device comprises two conveying branches (22) arranged side by side and a conveying trunk (23) connected with the two conveying branches (22), wherein a loading and unloading area (24) used for placing a liquefied gas tank is formed between the two conveying branches (22), and each conveying branch (22) is provided with a filling device (25);
the filling device (25) comprises a rack (1), a conveying belt (2) arranged on the rack (1) and used for conveying the liquefied gas tank, a lifting mechanism (3) arranged on the rack (1) and used for lifting the liquefied gas tank, and an opening and closing mechanism (5) arranged on the rack (1) and used for rotating a hand wheel;
the conveyor belt (2) comprises two transmission strips (21) arranged side by side, and an installation channel (6) is formed between the two transmission strips (21);
the lifting mechanism (3) comprises a lifting plate (31) arranged in the mounting channel (6), and a lifting driving piece (32) arranged at the bottom of the lifting plate (31) and used for driving the lifting plate (31) to move up and down;
the opening and closing mechanism (5) comprises a support (51), an opening and closing cover (52) rotatably connected to the support (51), and an opening and closing driving piece (53) arranged on the support (51) and used for driving the opening and closing cover (52) to rotate in the circumferential direction, wherein a positioning block (7) is arranged in the opening and closing cover (52), and the positioning block (7) is used for abutting against the side wall of a hand wheel so as to limit the relative rotation between the opening and closing cover (52) and the hand wheel;
the opening and closing cover (52) comprises a rotating block (521) which is rotatably connected to the support (51), a plurality of springs (522) which are uniformly arranged along the circumferential direction of the rotating block (521), and a cover body (523) which is connected with the springs (522), a sliding groove (12) is formed in the position, close to the end face of the cover body (523), of the rotating block (521), a sliding rod (13) is arranged at the position, close to the end face of the rotating block (521), of the cover body (523), the sliding rod (13) extends into the sliding groove (12), and the sliding rod (13) is connected with the sliding groove (12) in a sliding mode.
2. The automated filling line for a liquefied gas tank according to claim 1, wherein: the top of the lifting plate (31) is provided with a limiting block (8), and the limiting block (8) is used for extending into the base of the liquefied gas tank and abutting against the inner wall of the base.
3. The automated filling line for a liquefied gas tank as claimed in claim 2, wherein: the top of stopper (8) is provided with guide block (9), the width of guide block (9) reduces gradually to the one side of keeping away from stopper (8).
4. The automated filling line for a liquefied gas tank according to claim 1, wherein: the lifting driving piece (32) comprises a lifting cylinder (321) and a lifting retainer (322), a piston rod of the lifting cylinder (321) is connected to the bottom of the lifting plate (31), the lifting retainer (322) is connected to the bottom of the lifting plate (31), and the lifting retainer (322) is used for limiting and guiding the movement of the lifting plate (31).
5. The automated filling line for a liquefied gas cylinder according to claim 4, wherein: the lifting retainer (322) comprises a bottom plate (3221) arranged on the rack (1), a sleeve (3222) arranged on the bottom plate (3221), and a sliding rod (3223) connected in the sleeve (3222) in a sliding manner and connected with the lifting plate (31).
6. The automated filling line for a liquefied gas tank according to claim 1, wherein: support (51) vertical slip connect in on frame (1), be provided with actuating cylinder (4) on frame (1), actuating cylinder (4) are used for the drive support (51) slide from top to bottom.
7. The automated filling line for a liquefied gas tank according to claim 1, wherein: still include stop gear (10), stop gear (10) including symmetric distribution in spacing unit (101) of conveyer belt (2) both sides, spacing unit (101) are including spacing (1011) and spacing driving piece (1012), spacing (1011) slide connect in frame (1), spacing (1011) orientation the terminal surface department of conveyer belt (2) is provided with rubber block (11), spacing driving piece (1012) are used for driving spacing (1011) are close to or keep away from conveyer belt (2).
8. The automated filling line for a liquefied gas tank according to claim 1, wherein: a guide groove (14) is formed in the position, opposite to the positioning block (7), of the opening and closing cover (52), the guide groove (14) is arranged along the axial direction of the opening and closing cover (52), and the positioning block (7) is connected in the corresponding guide groove (14) in a sliding mode; limiting groove (15) have been seted up to the interior cell wall department of guide way (14), limiting groove (15) are followed open and close the axial setting of cover (52), the lateral wall department of locating piece (7) is provided with spacing arch (16), spacing arch (16) stretch into in limiting groove (15), just spacing arch (16) with limiting groove (15) are slided and are connected.
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CN202010910773.9A CN112032551B (en) | 2020-09-02 | 2020-09-02 | Automatic filling assembly line for liquefied gas tank |
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CN202010910773.9A CN112032551B (en) | 2020-09-02 | 2020-09-02 | Automatic filling assembly line for liquefied gas tank |
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Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN87202279U (en) * | 1987-02-21 | 1988-05-04 | 湖北省机械研究所 | Holding device for hand wheel of container valve |
JPH0799238B2 (en) * | 1992-06-29 | 1995-10-25 | 明光産業株式会社 | LP gas filling device |
JP2520224B2 (en) * | 1993-12-27 | 1996-07-31 | 明光産業株式会社 | LP gas filling device |
JP3518557B2 (en) * | 1994-05-20 | 2004-04-12 | 有限会社九州ガス技研 | Gas container valve cap attachment and detachment |
CN201462392U (en) * | 2009-08-07 | 2010-05-12 | 天津市长龙液化石油气设备制造厂 | Liquefied gas steel bottle positioning machine on liquefied petroleum gas filling line |
RU2425277C1 (en) * | 2010-02-24 | 2011-07-27 | Открытое акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" | Thermo-compression device |
CN204693023U (en) * | 2015-06-08 | 2015-10-07 | 扬州美达灌装机械有限公司 | Filling machine under full-automatic three straight line type lids |
CN107289321B (en) * | 2017-07-10 | 2018-06-29 | 济宁协力特种气体有限公司 | Gas cylinder automated gas divider and its application method |
CN208871332U (en) * | 2018-09-26 | 2019-05-17 | 李涛 | A kind of cylinder for liquefied gas automatic switch handwheel devices |
CN209511587U (en) * | 2019-01-21 | 2019-10-18 | 天津市长龙宏业燃气设备有限公司 | A kind of full-automatic filling apparatus with air bottle |
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