CN210285616U - Large-inclination-angle material lifting device - Google Patents

Large-inclination-angle material lifting device Download PDF

Info

Publication number
CN210285616U
CN210285616U CN201920967046.9U CN201920967046U CN210285616U CN 210285616 U CN210285616 U CN 210285616U CN 201920967046 U CN201920967046 U CN 201920967046U CN 210285616 U CN210285616 U CN 210285616U
Authority
CN
China
Prior art keywords
gear
plate
bolt
conveying
inclination
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920967046.9U
Other languages
Chinese (zh)
Inventor
张家源
孙迪飞
侯雅雅
冯书丽
刘长玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan Polytechnic Institute
Original Assignee
Henan Polytechnic Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henan Polytechnic Institute filed Critical Henan Polytechnic Institute
Priority to CN201920967046.9U priority Critical patent/CN210285616U/en
Application granted granted Critical
Publication of CN210285616U publication Critical patent/CN210285616U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Chain Conveyers (AREA)

Abstract

The utility model discloses a large-dip-angle material lifting device, a fourth gear is rotationally connected with a driving shaft through a key, one end of the driving shaft is rotationally connected with a motor, when the motor is started, the motor drives the driving shaft to rotate, and further drives the fourth gear to rotate, so that the fourth gear drives a third gear to rotate through a belt, power is transmitted to a first gear through the third gear, and further the first gear drives a second gear to rotate through a chain, thereby realizing the movement of the chain, and further drives a feeding box to rotate through the chain, so as to finish the material conveying, the chain is driven to move through the motor, instead of belt conveying, the short distance of conveyed materials is avoided, the conveying capacity is small, the materials can only be limited to be used within a certain distance range, moreover, in the conveying process, the materials are easy to fall off from the belt, the material loss and the environmental pollution are caused, the large-dip-angle conveying of the materials, meanwhile, the loss caused by belt damage during belt conveying is reduced, and the lifting conveying cost is reduced.

Description

Large-inclination-angle material lifting device
Technical Field
The utility model relates to a hoisting device technical field especially relates to a big inclination material hoisting device.
Background
The lifting machine is the large-scale mechanical equipment that transports through changing the potential energy, usually, when needs carry out the promotion of take the altitude to the material and transport, if promote the loading etc. to the material, need use the lifting machine to carry out the promotion to the material for using manpower sparingly.
Traditional material lifting device adopts belt formula conveying material more, and it has certain limitation and defect: the material distance of transportation is short, and the transport capacity is little, can only limit to and use at certain distance within range, and in the transportation, the material easily drops from the belt, causes material loss and environmental pollution for overall cost improves, and traditional material hoisting device transport angle is only limited to the inclination and is less than twelve degrees, and when transport angle was great, bulk material can be because of the dead weight gliding.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned technique, the utility model provides a big inclination material lifting device to solve traditional material lifting device and adopt belt formula conveying material more, the material distance of transportation is short, and the transport capacity is little, can only limit to use at certain distance within range, and, in the transportation, the material easily drops from the belt, cause material loss and environmental pollution, make the overall cost improve, and traditional material lifting device transport angle is only limited to the inclination and is less than the twelve degrees, when transport angle is great, bulk material can be because the technical problem of dead weight gliding.
The utility model provides a technical scheme that its technical problem adopted is: a high-inclination material lifting device comprising: the conveying device comprises a support, a protective frame, a feeding box and a conveying plate, wherein the protective frame is positioned at one end of the support and used for supporting materials to be lifted and conveyed, the feeding box is positioned at one end of the protective frame and used for containing the materials, and the conveying plate is positioned at one end of the feeding box and used for supporting the feeding box to move;
the one end of support is passed through bolt fixed mounting and is had the protection frame, and the protection frame is 40-45 with the contained angle of horizontal direction, and the both ends of protection frame all pass through bolt and support fixed connection, and the one end of protection frame is provided with the chain, and the one end of chain is provided with a plurality of installation pieces through the equidistant pin roll, and the one end of a plurality of installation pieces all is provided with the mounting hole, and the one end of a plurality of installation pieces has the conveying board through locating pin fixed mounting, and bolt and pay-off box fixed connection are passed through to the one end of conveying board.
As a further scheme of the utility model, the pay-off box is one end opening and inside hollow square structure, and has a plurality of second baffles through bolt fixed mounting in the pay-off box, and a plurality of second baffles are with the space equipartition in the pay-off box.
As a further scheme of the utility model, the both ends of chain are provided with first gear and second gear respectively, and first gear and second gear make the chain rise tight transmission, and the second gear rotates through the key and is connected with the connecting rod, and the connecting rod passes through the bearing and is connected with the protection frame rotation.
As the utility model discloses a further scheme, first gear passes through the key and is connected with the axis of rotation, the one end of axis of rotation is rotated through the key and is connected with the third gear, the third gear passes through belt and fourth gear swing joint, the fourth gear passes through the key and is connected with the driving shaft rotation, the one end of driving shaft is rotated and is connected with the motor, the motor passes through bolt and fixed plate fixed connection, the fixed plate passes through bolt and support fixed connection, the one end of belt is provided with the protection casing, the protection casing passes through bolt and support fixed connection.
As a further scheme of the utility model, the one end of conveying board is provided with the backup pad, and the bottom equidistant of backup pad is provided with a plurality of fixed blocks, and a plurality of fixed blocks pass through bolt and protection frame fixed connection.
As a further scheme of the utility model, the top of protection frame is provided with out the magazine, and ejection of compact box passes through bolt and protection frame fixed connection, and the bottom of protection frame is provided with the feeding box, and the feeding box passes through bolt and protection frame fixed connection, and the one end of feeding box is provided with the rack, and is provided with a plurality of first baffles in the feeding box, first baffle and feeding box fixed connection.
As a further scheme of the utility model, there is the roof on the top of rack through bolt fixed mounting, and there is the mounting panel bottom of roof through bolt fixed mounting, and the mounting panel passes through bolt and roof fixed connection, and the mounting panel is U type structure.
As the utility model discloses a further scheme, equidistant a plurality of elasticity posts that are provided with on the mounting panel, screw hole and rack fixed connection are passed through to the bottom that bolt and roof fixed connection and a plurality of elasticity post are passed through on the top of a plurality of elasticity posts, all are provided with compression spring on a plurality of elasticity posts, compression spring's top and mounting panel welded fastening.
As a further scheme of the utility model, the one end of roof has through bolt fixed mounting to be used for introducing the material slide in the feeding box, and the bottom of slide is provided with the reinforcing plate, and the reinforcing plate is L shape structure, and the one end of reinforcing plate passes through bolt and rack fixed connection, is provided with supporting spring between reinforcing plate and the slide.
Compared with the prior art, the utility model, its beneficial effect is:
1. the utility model provides a large-inclination material lifting device, a fourth gear is rotationally connected with a driving shaft through a key, one end of the driving shaft is rotationally connected with a motor, when the motor is started, the motor drives the driving shaft to rotate, and then drives the fourth gear to rotate, so that the fourth gear drives a third gear to rotate through a belt, and then power is transmitted to a first gear through the third gear, and further the first gear drives a second gear to rotate through a chain, thereby realizing the movement of the chain, and further drives a feeding box to rotate through the chain, so as to finish the conveying of materials, and the chain is driven to move through the motor, thereby replacing the conveying of the belt, further avoiding the short distance of the conveyed materials, having small conveying capacity, being only limited to be used within a certain distance range, and in the conveying process, the materials are easy to fall off from the belt, and causing the conditions of material loss and environmental pollution, the large-inclination-angle conveying of materials is greatly improved, meanwhile, the loss caused by belt damage during belt conveying is also reduced, and the conveying cost is reduced.
2. The utility model provides a large-dip-angle material lifting device, wherein a plurality of mounting blocks are arranged at equal intervals at one end of a chain through a pin shaft, a conveying plate is fixedly arranged at one end of the mounting blocks through a positioning pin, one end of the conveying plate is fixedly connected with a feeding box through a bolt, the feeding box is a square structure with one open end and hollow inside, and a plurality of second partition plates are fixedly arranged in the feeding box through bolts, the plurality of second partition plates equally divide the space in the feeding box, when the feeding box is used for conveying materials, the materials are contained in a plurality of areas separated by the second partition plates, so that the second partition plates provide more supporting force for the materials when the feeding box is used for conveying, so that the material can not slide down due to self weight because of overlarge conveying angle in the lifting process of a large inclination angle, and further, the falling damage of the material in the conveying process is prevented, and the large-inclination-angle conveying efficiency of the material is improved.
Drawings
Fig. 1 is a schematic structural view of a large-inclination-angle material lifting device of the present invention;
fig. 2 is a front view of a large-inclination material lifting device of the present invention;
fig. 3 is a schematic view of the internal installation of a large-inclination-angle material lifting device of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention;
fig. 5 is an installation schematic view of the rack of the present invention;
FIG. 6 is a schematic view of the installation of the slide plate of the present invention;
in the figure: 1. a support; 2. a protective frame; 3. a feeding box; 4. discharging the material box; 5. placing a rack; 6. a first separator; 7. a chain; 8. a first gear; 9. a second gear; 10. a third gear; 11. a rotating shaft; 12. a fourth gear; 13. a drive shaft; 14. a motor; 15. a fixing plate; 16. a support plate; 17. a fixed block; 18. a transfer plate; 19. mounting blocks; 20. a feeding box; 21. a second separator; 22. a top plate; 23. mounting a plate; 24. an elastic column; 25. a compression spring; 26. a slide plate; 27. a reinforcing plate; 28. a support spring; 29. a shield.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1 to 6, the utility model provides a large inclination material lifting device, include: the material conveying device comprises a support 1, a protective frame 2 positioned at one end of the support 1 and used for supporting and lifting materials, a feeding box 20 positioned at one end of the protective frame 2 and used for containing the materials, and a conveying plate 18 positioned at one end of the feeding box 20 and used for supporting the feeding box 20 to move.
Bolt fixed mounting is passed through to the one end of support 1 has protection frame 2, protection frame 2 is 40-45 with the contained angle of horizontal direction, and the both ends of protection frame 2 all are through bolt and support 1 fixed connection, make support 1 provide the support for protection frame 2, the one end of protection frame 2 is provided with chain 7, the one end of chain 7 is provided with a plurality of installation pieces 19 through the round pin axle is equidistant, the one end of a plurality of installation pieces 19 all is provided with the mounting hole, and the one end of a plurality of installation pieces 19 has conveying plate 18 through locating pin fixed mounting, bolt and pay-off box 20 fixed connection are passed through to the one end of conveying plate 18.
The feeding box 20 is one end opening and inside hollow square structure, and there are a plurality of second baffles 21 in the feeding box 20 through bolt fixed mounting, space equant in a plurality of second baffles 21 will feeding box 20, make feeding box 20 when carrying the material, the material holds in a plurality of regions that second baffle 21 kept apart, make feeding box 20 when the transportation, a plurality of second baffles 21 provide more holding power for the material, and then make the material can not be too big because of transport angle at the promotion in-process of big inclination, lead to the condition that the material slided because of the dead weight, and then prevent the loss of material in transportation, and then improved the big inclination transport efficiency of material.
The both ends of chain 7 are provided with first gear 8 and second gear 9 respectively, and first gear 8 and second gear 9 make chain 7 rise tight transmission, and second gear 9 rotates through the key and is connected with the connecting rod, and the connecting rod passes through the bearing to be connected with protection frame 2 rotation.
The first gear 8 is rotationally connected with the rotating shaft 11 through a key, one end of the rotating shaft 11 is rotationally connected with a third gear 10 through a key, the third gear 10 is movably connected with a fourth gear 12 through a belt, the fourth gear 12 is rotationally connected with a driving shaft 13 through a key, one end of the driving shaft 13 is rotationally connected with a motor 14, the motor 14 is fixedly connected with a fixed plate 15 through a bolt, the fixed plate 15 is fixedly connected with the support 1 through a bolt, one end of the belt is provided with a protective cover 29, the protective cover 29 is fixedly connected with the support 1 through a bolt, so that when the motor 14 is started, the motor 14 drives the driving shaft 13 to rotate and further drives the fourth gear 12 to rotate, the fourth gear 12 drives the third gear 10 to rotate through the belt, power is transmitted to the first gear 8 through the third gear 10, and further the first gear 8 drives the second gear 9 to rotate through the chain 7, realize the removal of chain 7, and then drive pay-off box 20 through chain 7 and rotate, with the transport of accomplishing the material, remove through motor 14 drive chain 7, the transport of belt has been replaced, and then the material distance of having avoided the transportation is short, the transport capacity is little, can only limit to use at certain distance within range, furthermore, in the transportation, the material easily drops from the belt, cause material loss and environmental pollution's the condition, the big inclination of material is carried greatly improved, the loss because of the belt damage causes when also having reduced belt transport simultaneously, the cost of carrying is promoted is reduced.
One end of conveying plate 18 is provided with backup pad 16, and the equidistant a plurality of fixed blocks 17 that are provided with in bottom of backup pad 16, and a plurality of fixed blocks 17 pass through bolt and protection frame 2 fixed connection for backup pad 16 can be when conveying 18 transport materials, for conveying 18 provides the bottom protection, avoids leading to the fact the damage to chain 7 because of the material overweight in the pay-off box 20, has improved the life of chain 7.
The top of protection frame 2 is provided with ejection of compact box 4, ejection of compact box 4 through bolt and protection frame 2 fixed connection, and the bottom of protection frame 2 is provided with feed box 3, and feed box 3 passes through bolt and protection frame 2 fixed connection, and the one end of feed box 3 is provided with rack 5, and is provided with a plurality of first baffles 6 in the feed box 3, first baffle 6 and feed box 3 fixed connection.
The top of rack 5 has roof 22 through bolt fixed mounting, and there is mounting panel 23 bottom of roof 22 through bolt fixed mounting, and mounting panel 23 passes through bolt and roof 22 fixed connection, and mounting panel 23 is U type structure.
Equidistant a plurality of elasticity posts 24 that are provided with on mounting panel 23, screw hole and rack 5 fixed connection are passed through bolt and roof 22 fixed connection and a plurality of elasticity post 24's bottom on a plurality of elasticity posts 24's top, all are provided with compression spring 25 on a plurality of elasticity posts 24, compression spring 25's top and mounting panel 23 welded fastening.
One end of the top plate 22 is fixedly provided with a sliding plate 26 used for introducing materials into the feeding box 3 through bolts, the bottom end of the sliding plate 26 is provided with a reinforcing plate 27, the reinforcing plate 27 is of an L-shaped structure, one end of the reinforcing plate 27 is fixedly connected with the placing frame 5 through bolts, and a supporting spring 28 is arranged between the reinforcing plate 27 and the sliding plate 26, so that the supporting spring 28 provides a buffering force for the sliding plate 26 when the sliding plate 26 conveys the materials.
When the utility model is used, the fourth gear 12 is rotationally connected with the driving shaft 13 through a key, one end of the driving shaft 13 is rotationally connected with the motor 14, when the motor 14 is started, the motor 14 drives the driving shaft 13 to rotate, and then drives the fourth gear 12 to rotate, so that the fourth gear 12 drives the third gear 10 to rotate through a belt, and then the power is transmitted to the first gear 8 through the third gear 10, and further the first gear 8 drives the second gear 9 to rotate through the chain 7, thereby realizing the movement of the chain 7, and further drives the feeding box 20 to rotate through the chain 7, so as to finish the conveying of materials, the chain 7 is driven to move through the motor 14, the conveying of the belt is replaced, and the conditions of short distance of the conveyed materials, small conveying capacity, only being limited to be used in a certain distance range, moreover, in the conveying process, the materials are easy to fall off from the belt, and the material loss and environmental pollution are caused, the conveying device greatly improves the large-inclination-angle conveying of materials, simultaneously reduces the loss caused by belt damage during belt conveying, and reduces the lifting conveying cost, a plurality of mounting blocks 19 are arranged at equal intervals at one end of a chain 7 through pin shafts, a conveying plate 18 is fixedly mounted at one end of each mounting block 19 through positioning pins, one end of each conveying plate 18 is fixedly connected with a feeding box 20 through bolts, each feeding box 20 is of a square structure with one open end and hollow inside, a plurality of second partition plates 21 are fixedly mounted in each feeding box 20 through bolts, and the spaces in the feeding boxes 20 are equally divided by the second partition plates 21, so that when the feeding boxes 20 convey materials, the materials are placed in a plurality of areas separated by the second partition plates 21, and when the feeding boxes 20 are transported, the second partition plates 21 provide more supporting force for the materials, and further the materials cannot be excessively large-inclination-angle during the lifting process, the material is caused to slide down due to dead weight, so that the falling damage of the material in the conveying process is prevented, and the large-inclination-angle conveying efficiency of the material is improved.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims (9)

1. A large-inclination-angle material lifting device is characterized by comprising: the device comprises a support (1), a protective frame (2) which is positioned at one end of the support (1) and used for supporting materials to be lifted and conveyed, a feeding box (20) which is positioned at one end of the protective frame (2) and used for containing the materials, and a conveying plate (18) which is positioned at one end of the feeding box (20) and used for supporting the feeding box (20) to move;
the one end of support (1) is passed through bolt fixed mounting and is had protection frame (2), the contained angle of protection frame (2) and horizontal direction is 40-45, and the both ends of protection frame (2) all are through bolt and support (1) fixed connection, the one end of protection frame (2) is provided with chain (7), the one end of chain (7) is provided with a plurality of installation pieces (19) through the round pin axle equidistant, the one end of a plurality of installation pieces (19) all is provided with the mounting hole, and the one end of a plurality of installation pieces (19) passes through locating pin fixed mounting and has conveying board (18), the one end of conveying board (18) is passed through bolt and pay-off box (20) fixed connection.
2. The large-inclination-angle material lifting device as claimed in claim 1, wherein the feeding box (20) is of a square structure with an opening at one end and a hollow interior, a plurality of second partition plates (21) are fixedly arranged in the feeding box (20) through bolts, and the space in the feeding box (20) is equally divided by the second partition plates (21).
3. The large-inclination material lifting device as claimed in claim 1, wherein a first gear (8) and a second gear (9) are respectively arranged at two ends of the chain (7), the first gear (8) and the second gear (9) enable the chain (7) to be in tension transmission, the second gear (9) is rotatably connected with a connecting rod through a key, and the connecting rod is rotatably connected with the protective frame (2) through a bearing.
4. A material lifting device with large inclination angle according to claim 3, characterized in that the first gear (8) is rotationally connected with the rotating shaft (11) through a key, one end of the rotating shaft (11) is rotationally connected with a third gear (10) through a key, the third gear (10) is movably connected with a fourth gear (12) through a belt, the fourth gear (12) is rotationally connected with the driving shaft (13) through a key, one end of the driving shaft (13) is rotationally connected with a motor (14), the motor (14) is fixedly connected with the fixing plate (15) through a bolt, the fixing plate (15) is fixedly connected with the bracket (1) through a bolt, one end of the belt is provided with a protective cover (29), and the protective cover (29) is fixedly connected with the bracket (1) through a bolt.
5. The large-inclination material lifting device as claimed in claim 1, wherein a supporting plate (16) is arranged at one end of the conveying plate (18), a plurality of fixing blocks (17) are arranged at the bottom end of the supporting plate (16) at equal intervals, and the fixing blocks (17) are fixedly connected with the protective frame (2) through bolts.
6. The material lifting device with the large inclination angle according to claim 1, characterized in that the top end of the protection frame (2) is provided with a material outlet box (4), the material outlet box (4) is fixedly connected with the protection frame (2) through a bolt, the bottom end of the protection frame (2) is provided with a material inlet box (3), the material inlet box (3) is fixedly connected with the protection frame (2) through a bolt, one end of the material inlet box (3) is provided with a placing frame (5), a plurality of first partition plates (6) are arranged in the material inlet box (3), and the first partition plates (6) are fixedly connected with the material inlet box (3).
7. The large-inclination material lifting device according to claim 6, wherein the top end of the placing frame (5) is fixedly provided with a top plate (22) through a bolt, the bottom end of the top plate (22) is fixedly provided with a mounting plate (23) through a bolt, the mounting plate (23) is fixedly connected with the top plate (22) through a bolt, and the mounting plate (23) is of a U-shaped structure.
8. The large-inclination-angle material lifting device according to claim 7, wherein a plurality of elastic columns (24) are arranged on the mounting plate (23) at equal intervals, the top ends of the elastic columns (24) are fixedly connected with the top plate (22) through bolts, the bottom ends of the elastic columns (24) are fixedly connected with the placing frame (5) through threaded holes, compression springs (25) are arranged on the elastic columns (24), and the top ends of the compression springs (25) are welded and fixed with the mounting plate (23).
9. A high-inclination material lifting device as claimed in claim 8, characterized in that one end of the top plate (22) is fixedly provided with a sliding plate (26) for introducing materials into the feeding box (3) through bolts, the bottom end of the sliding plate (26) is provided with a reinforcing plate (27), the reinforcing plate (27) is of an L-shaped structure, one end of the reinforcing plate (27) is fixedly connected with the placing frame (5) through bolts, and a supporting spring (28) is arranged between the reinforcing plate (27) and the sliding plate (26).
CN201920967046.9U 2019-06-25 2019-06-25 Large-inclination-angle material lifting device Expired - Fee Related CN210285616U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920967046.9U CN210285616U (en) 2019-06-25 2019-06-25 Large-inclination-angle material lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920967046.9U CN210285616U (en) 2019-06-25 2019-06-25 Large-inclination-angle material lifting device

Publications (1)

Publication Number Publication Date
CN210285616U true CN210285616U (en) 2020-04-10

Family

ID=70098533

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920967046.9U Expired - Fee Related CN210285616U (en) 2019-06-25 2019-06-25 Large-inclination-angle material lifting device

Country Status (1)

Country Link
CN (1) CN210285616U (en)

Similar Documents

Publication Publication Date Title
CN111532658A (en) Automatic continuous stacking device for logistics
CN111229425B (en) Screening and transferring device for multi-source coal-based solid waste filling and using method thereof
CN210285616U (en) Large-inclination-angle material lifting device
CN211418910U (en) Water conservancy construction mud conveyor
CN215401480U (en) Belt single-piece separator
CN209189275U (en) A kind of Chinese date feeding mechanism
CN213264315U (en) Multipurpose transport mechanism
CN210557391U (en) Coal feeding equipment for boiler
CN210795090U (en) Automatic discharging device of grain conveyor
CN111924466A (en) A device that is used for spherical fruit formation formula automatic feeding
CN111846762A (en) Automatic change assembly line belt equipment
CN211282695U (en) Belt conveyor for coal mine
CN217249248U (en) Steel mill waste filter material treatment and recovery system
CN216234538U (en) Bulk grain conveyor with grain baffle plate
CN218930661U (en) Efficient oblique transfer mechanism
CN217626428U (en) Material conveying device for catalytic reduction of complex biological pollutants
CN220004237U (en) Hammer type crushing device
CN216835854U (en) Conveying transmission device in coal mine electromechanical transportation
CN214515188U (en) Automatic feeding and crushing device for antistatic materials
CN214269449U (en) Novel storage and conveying device after sludge low-temperature thermal drying reduction
CN215665732U (en) Closed belt conveyor spiral discharger
CN217577483U (en) Aquatic product transferring and loading device
CN221091318U (en) Quantitative weighing equipment for grain packaging
CN217650175U (en) Lifting elevator convenient to high-efficient transport in upper and lower storehouse
CN213835066U (en) Glass tempering furnace loading attachment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200410

Termination date: 20210625