CN111268560A - Grab bucket convenient to clearance - Google Patents
Grab bucket convenient to clearance Download PDFInfo
- Publication number
- CN111268560A CN111268560A CN202010197241.5A CN202010197241A CN111268560A CN 111268560 A CN111268560 A CN 111268560A CN 202010197241 A CN202010197241 A CN 202010197241A CN 111268560 A CN111268560 A CN 111268560A
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- CN
- China
- Prior art keywords
- movable
- plate
- seat
- jaw
- grab bucket
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 claims abstract description 16
- 239000007924 injection Substances 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 45
- 230000009471 action Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/02—Bucket grabs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/12—Grabs actuated by two or more ropes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
- B66C3/18—Grabs opened or closed by driving motors thereon by electric motors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
A grab bucket convenient to clean comprises a connecting seat, a mounting seat, a supporting arm, a movable plate and a jaw plate; the connecting seat is arranged on the mounting seat, the winding device is arranged on the mounting seat, and the driving motor is in transmission connection with the winding device; the supporting arms are arranged in plurality; the movable plates are arranged in two groups, and a movable seat is arranged between the two groups of movable plates; a fixed seat is arranged on the movable seat, and a movable pulley is arranged at the top of the fixed seat; the movable plate is provided with a first rotating shaft; the bottom of the supporting arm is rotationally connected with the first rotating shaft; the movable plate is provided with a second rotating shaft, and the second rotating shaft is rotatably provided with a movable arm; the jaw plate is arranged at the bottom of the movable plate, and a connecting rod is arranged between the convex parts; a supporting plate is arranged in the middle of the base plate, and one end of the movable arm is inserted into the jaw plate and is fixedly connected with the supporting plate; according to the invention, manual operation is not required, materials are taken off through the relative motion between the movable arm and the jaw plate, the materials are separated from the jaw plate under the auxiliary action of the air injection device, and the grab bucket is more convenient to clean.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a grab bucket convenient to clean.
Background
The grab bucket is a special tool for grabbing dry and scattered goods by a crane. Two or more openable bucket-shaped jaws are combined together to form an object containing space, the jaws are closed in a material pile during loading, the material is grabbed into the object containing space, the jaws are opened in a suspended state above the material pile during unloading, the material is scattered on the material pile, and the opening and closing of the jaws are generally controlled by a steel wire rope of a crane hoisting mechanism; in the actual use process, when the materials grabbed by the jaw plates are wet, the materials are easily adhered to the inner walls of the jaw plates, and if the materials are not cleaned, the quantity of the grabbed materials by the grab bucket is reduced every time, so that the material grabbing efficiency is influenced; meanwhile, the grab bucket in the prior art is lack of cleaning equipment, and materials adhered to the inner wall of the jaw plate can be cleaned manually, so that time and labor are wasted.
In order to solve the problems, the application provides a grab bucket convenient to clean.
Disclosure of Invention
Objects of the invention
In order to solve the problems that in the prior art, when the materials grabbed by the jaw plates are wet, the materials are easily adhered to the inner walls of the jaw plates, and if the materials are not cleaned, the quantity of the materials grabbed by the grab bucket is reduced every time, so that the material grabbing efficiency is influenced; meanwhile, the grab bucket in the prior art is lack of cleaning equipment, and only can be manually cleaned for materials adhered to the inner wall of the jaw plate, so that the technical problem of time and labor waste is solved.
(II) technical scheme
In order to solve the problems, the invention provides a grab bucket convenient to clean, which comprises a connecting seat, a mounting seat, a supporting arm, a movable plate and a jaw plate, wherein the mounting seat is arranged on the connecting seat;
a plurality of lifting hooks are arranged on the connecting seat; the connecting seat is connected with an external hoisting device; the connecting seat is arranged on the mounting seat, and the winding device is arranged on the mounting seat; a motor frame is arranged on the mounting seat, a driving motor is arranged on the motor frame, and the driving motor is in transmission connection with the winder; the supporting arms are arranged in a plurality and are symmetrically arranged along the perpendicular bisector of the mounting seat; the movable plates are arranged in two groups, a movable seat is arranged between the two groups of movable plates, and the movable plates are rotatably connected with the movable seat; a fixed seat is arranged on the movable seat, a movable pulley is arranged at the top of the fixed seat, and a plurality of steel cables are arranged between the movable pulley and the winder; the winder drives the movable pulley to move up and down along the vertical direction;
the movable plate is provided with a first rotating shaft; the bottom of the supporting arm is rotationally connected with the first rotating shaft; the movable plate is provided with a second rotating shaft, and the second rotating shaft is rotatably provided with a movable arm; the jaw plates are symmetrically arranged in two groups along the perpendicular bisector of the mounting seat, the jaw plates are arranged at the bottom of the movable plate, the jaw plates are provided with concave parts, the concave parts are embedded with the base plate, the base plate is provided with convex parts in a rectangular array, and connecting rods are arranged between the convex parts; a supporting plate is arranged in the middle of the base plate, and one end of the movable arm is inserted into the jaw plate and is fixedly connected with the supporting plate; the movable arm is connected with the jaw plate in a sliding way; the base plate is provided with a mounting groove which is matched and connected with the bulge part, the connecting rod and the supporting plate.
Preferably, the movable plate is provided with an air injection device, and the air injection device is connected with an air source.
Preferably, the output end of the air injection device is provided with an air pipe, and the air pipe extends into the mounting groove of the base plate along the movable arm.
Preferably, the air tube is an elastic hose.
Preferably, the substrate is an arc-shaped plate.
Preferably, a magnetic attraction plate is fixedly arranged on the movable plate and is magnetically attracted with the movable arm.
Preferably, the movable arm is provided with a limiting plate.
Preferably, the range of motion of the movable arm is 0-10 cm.
The technical scheme of the invention has the following beneficial technical effects: in the invention, a plurality of lifting hooks are arranged on the connecting seat; the connecting seat is connected with an external hoisting device; the whole device is driven to move by an external hoisting device; in the actual use process, the winder is driven to rotate by the driving motor, so that the movable pulley is driven to move up and down along the vertical direction, when the movable pulley moves upwards, the fixed seat at the bottom of the movable pulley drives the movable seat to move upwards, the movable plate is rotatably connected with the movable seat, the other end of the movable plate rotates around the first rotating shaft, so that the jaw plates are gradually combined, and one-time grabbing operation is completed;
when the movable pulley moves downwards, the fixed seat at the bottom of the movable pulley drives the movable seat to move downwards, the movable plate is rotatably connected with the movable seat, the other end of the movable plate rotates around the first rotating shaft, so that the jaws are separated gradually, the movable arm is inserted into the jaws at the moment, the outer wall of each jaw is in contact with the limiting plate, the movable arm pushes the supporting plate, so that the supporting plate drives the connecting rod and the protruding parts to protrude from the mounting groove, the protruding parts are arranged in a rectangular array mode, the protruding parts extend out of the mounting groove and are in contact with the material, extrusion force is applied to the material, and the material is separated from the inner wall of each jaw; meanwhile, the air injection device is started, and air is injected towards the mounting groove through the air pipe, so that the materials near the mounting groove are blown off, and the separation of the materials is facilitated; when the opening angle of the jaw plate reaches the maximum, the movable arm and the magnetic attraction plate are magnetically attracted; when the jaw plate is closed, the movable arm and the magnetic attraction plate are magnetically attracted, so that the base plate on the inner wall of the jaw plate is firstly contacted with the supporting plate, the protruding part and the connecting rod are reset again to enter the mounting groove, and the situation that when the jaw plate is closed to grab materials, the materials enter the mounting groove to cause blockage and equipment is damaged is prevented; in the process of grabbing materials, the bulge and the connecting rod are always positioned in the mounting groove under the extrusion action of the materials and cannot be separated; according to the invention, manual operation is not required, materials are taken off through the relative motion between the movable arm and the jaw plate, the materials are separated from the jaw plate under the auxiliary action of the air injection device, and the grab bucket is more convenient to clean.
Drawings
Fig. 1 is a schematic structural diagram of a grab bucket convenient to clean according to the present invention.
Fig. 2 is a schematic structural diagram of the connection between the movable arm and the jaw plate in the grab bucket convenient to clean according to the invention.
Fig. 3 is a schematic structural diagram of a base plate in the grab bucket convenient for cleaning according to the present invention.
Fig. 4 is a second schematic structural diagram of the base plate of the grab bucket convenient for cleaning according to the present invention.
Fig. 5 is a third schematic structural diagram of a base plate in the grab bucket convenient to clean according to the present invention.
Reference numerals: 1. a connecting seat; 2. a winder; 3. a mounting seat; 4. a motor frame; 5. a support arm; 6. a wire rope; 7. a movable pulley; 8. a jaw plate; 9. a fixed seat; 10. a movable seat; 11. a movable plate; 12. a first rotating shaft; 13. a magnetic attraction plate; 14. a second rotating shaft; 15. an air tube; 16. an air injection device; 17. a movable arm; 18. a limiting plate; 19. a substrate; 20. a boss portion; 21. a connecting rod; 22. a support plate; 23. and (4) mounting the groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the grab bucket convenient to clean according to the present invention includes a connecting seat 1, a mounting seat 3, a supporting arm 5, a movable plate 11 and a jaw 8;
a plurality of lifting hooks are arranged on the connecting seat 1; the connecting seat 1 is connected with an external hoisting device; the connecting seat 1 is arranged on the mounting seat 3, and the winder 2 is arranged on the mounting seat 3; a motor frame 4 is arranged on the mounting seat 3, a driving motor is arranged on the motor frame 4, and the driving motor is in transmission connection with the winder 2; a plurality of supporting arms 5 are arranged, and the supporting arms 5 are symmetrically arranged along the perpendicular bisector of the mounting base 3; two sets of movable plates 11 are arranged, a movable seat 10 is arranged between the two sets of movable plates 11, and the movable plates 11 are rotatably connected with the movable seat 10; a fixed seat 9 is arranged on the movable seat 10, a movable pulley 7 is arranged at the top of the fixed seat 9, and a plurality of steel cables 6 are arranged between the movable pulley 7 and the winder 2; the winder 2 drives the movable pulley 7 to move up and down along the vertical direction;
the movable plate 11 is provided with a first rotating shaft 12; the bottom of the supporting arm 5 is rotationally connected with a first rotating shaft 12; a second rotating shaft 14 is arranged on the movable plate 11, and a movable arm 17 is rotatably arranged on the second rotating shaft 14; two sets of jaw plates 8 are symmetrically arranged along the perpendicular bisector of the mounting base 3, the jaw plates 8 are arranged at the bottom of the movable plate 11, a concave part is arranged on each jaw plate 8, a base plate 19 is embedded into each concave part, convex parts 20 are arranged on the base plate 19 in a rectangular array, and a connecting rod 21 is arranged between the convex parts 20; a supporting plate 22 is arranged in the middle of the base plate 19, and one end of the movable arm 17 is inserted into the jaw plate 8 and fixedly connected with the supporting plate 22; the movable arm 17 is connected with the jaw plate 8 in a sliding way; the base plate 19 is provided with a mounting groove 23 which is matched and connected with the boss 20, the connecting rod 21 and the supporting plate 22.
In the invention, a plurality of lifting hooks are arranged on a connecting seat 1; the connecting seat 1 is connected with an external hoisting device; the whole device is driven to move by an external hoisting device; in the actual use process, the winder 2 is driven to rotate by the driving motor, so that the movable pulley 7 is driven to move up and down along the vertical direction, when the movable pulley 7 moves upwards, the fixed seat 9 at the bottom of the movable pulley 7 drives the movable seat 10 to move upwards, the movable plate 11 is rotatably connected with the movable seat 10, the other end of the movable plate 11 rotates around the first rotating shaft 12, so that the jaw plates 8 are gradually combined, and one-time grabbing operation is completed;
when the movable pulley 7 moves downwards, the fixed seat 9 at the bottom of the movable pulley 7 drives the movable seat 10 to move downwards, the movable plate 11 is rotatably connected with the movable seat 10, the other end of the movable plate 11 rotates around the first rotating shaft 12 to gradually separate the jaw plates 8, the movable arm 17 is inserted into the jaw plates 8 at the moment, the outer walls of the jaw plates 8 are in contact with the limiting plate 18, the movable arm 17 pushes the supporting plate 22 to enable the supporting plate 22 to drive the connecting rod 21 and the protruding portions 20 to protrude from the mounting groove 23, the protruding portions 20 are arranged in a rectangular array, the protruding portions 20 extend from the mounting groove 23 to be in contact with materials, and extrusion force is applied to the materials, so that the materials are separated from the inner walls of the jaw plates 8; meanwhile, the air injection device 16 is started, and air is injected towards the mounting groove 23 through the air pipe 15, so that the materials near the mounting groove 23 are blown off, and the separation of the materials is facilitated; when the opening angle of the jaw plate 8 reaches the maximum, the movable arm 17 and the magnetic attraction plate 13 are magnetically attracted; when the jaw plate 8 is closed, the movable arm 17 and the magnetic attraction plate 13 are magnetically attracted, so that the base plate 19 on the inner wall of the jaw plate 8 is firstly contacted with the supporting plate 22, the protruding part 20 and the connecting rod 21 are reset to enter the mounting groove 23, and the situation that when the jaw plate 8 is closed to grab materials, the materials enter the mounting groove 23 to cause blockage and damage equipment is prevented; in the process of grabbing materials, the bulge part 20 and the connecting rod 21 are always positioned in the mounting groove 23 under the extrusion action of the materials and cannot be separated; according to the invention, manual operation is not needed, materials are taken off through the relative motion between the movable arm 17 and the jaw plate 8, the materials are taken off from the jaw plate 8 under the auxiliary action of the air injection device 16, and the grab bucket is more convenient to clean.
In an alternative embodiment, the movable plate 11 is provided with an air injection device 16, the air injection device 16 is connected with an air source, an output end of the air injection device 16 is provided with an air pipe 15, and the air pipe 15 extends into the mounting groove 23 of the base plate 19 along the movable arm 17.
It should be noted that, the air injection device 16 is turned on, and the air pipe 15 injects air towards the installation groove 23, so that the material near the installation groove 23 is blown off, which is beneficial to the separation of the material.
In an alternative embodiment, the air tube 15 is a flexible hose.
It should be noted that the elastic hose elastically deforms in the process of opening and closing the jaw plate 8, and meanwhile, the length of the air pipe 15 is longer than the action distance of the jaw plate 8, so that the air pipe 15 is prevented from being broken due to the opening and closing of the jaw plate 8.
In an alternative embodiment, the base plate 19 is an arcuate plate.
It should be noted that the base plate 19 is arranged in an arc shape to be higher in fitting degree with the inner wall of the jaw 8.
In an alternative embodiment, a magnetic attraction plate 13 is fixedly disposed on the movable plate 11, and the magnetic attraction plate 13 is magnetically attracted to the movable arm 17.
It should be noted that, when the jaw 8 is closed, because the movable arm 17 attracts with magnetism the board 13 mutually for base plate 19 on the inner wall of jaw 8 contacts with backup pad 22 earlier, and bellying 20 and connecting rod 21 reset again and get into in the mounting groove 23, prevent that when jaw 8 closes and snatchs the material, the material gets into and causes the jam in the mounting groove 23, makes equipment damage.
In an alternative embodiment, a stop plate 18 is provided on the movable arm 17.
The stopper plate 18 restricts the length of the movable arm 17 inserted into the jaw 8.
In an alternative embodiment, the range of motion of the movable arm 17 is 0-10 cm.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A grab bucket convenient to clean is characterized by comprising a connecting seat (1), a mounting seat (3), a supporting arm (5), a movable plate (11) and a jaw plate (8);
a plurality of lifting hooks are arranged on the connecting seat (1); the connecting seat (1) is connected with an external hoisting device; the connecting seat (1) is arranged on the mounting seat (3), and the winding device (2) is arranged on the mounting seat (3); a motor frame (4) is arranged on the mounting seat (3), a driving motor is arranged on the motor frame (4), and the driving motor is in transmission connection with the winder (2); the supporting arms (5) are arranged in a plurality, and the supporting arms (5) are symmetrically arranged along the perpendicular bisector of the mounting base (3); two groups of movable plates (11) are arranged, a movable seat (10) is arranged between the two groups of movable plates (11), and the movable plates (11) are rotatably connected with the movable seat (10); a fixed seat (9) is arranged on the movable seat (10), a movable pulley (7) is arranged at the top of the fixed seat (9), and a multi-strand steel cable (6) is arranged between the movable pulley (7) and the winder (2); the winder (2) drives the movable pulley (7) to move up and down along the vertical direction;
the movable plate (11) is provided with a first rotating shaft (12); the bottom of the supporting arm (5) is rotationally connected with the first rotating shaft (12); a second rotating shaft (14) is arranged on the movable plate (11), and a movable arm (17) is rotatably arranged on the second rotating shaft (14); the jaw plates (8) are symmetrically arranged in two groups along the perpendicular bisector of the mounting seat (3), the jaw plates (8) are arranged at the bottom of the movable plate (11), the jaw plates (8) are provided with concave parts, the concave parts are embedded with a base plate (19), the base plate (19) is provided with convex parts (20) in a rectangular array, and connecting rods (21) are arranged between the convex parts (20); a supporting plate (22) is arranged in the middle of the base plate (19), and one end of the movable arm (17) is inserted into the jaw plate (8) and is fixedly connected with the supporting plate (22); the movable arm (17) is connected with the jaw plate (8) in a sliding way; the base plate (19) is provided with a mounting groove (23) which is matched and connected with the bulge part (20), the connecting rod (21) and the supporting plate (22).
2. The grab bucket convenient to clean as claimed in claim 1, wherein the movable plate (11) is provided with an air injection device (16), and the air injection device (16) is connected with an air source.
3. Grab bucket convenient to clean according to claim 2, characterized in that the output end of the air injection device (16) is provided with an air pipe (15), and the air pipe (15) extends into the mounting groove (23) of the base plate (19) along the movable arm (17).
4. Grab bucket facilitating cleaning according to claim 2, characterized in that the air tube (15) is a flexible hose.
5. Grab bucket facilitating cleaning according to claim 1, characterized in that the base plate (19) is an arc-shaped plate.
6. The grab bucket convenient to clean as claimed in claim 1, wherein a magnetic attraction plate (13) is fixedly arranged on the movable plate (11), and the magnetic attraction plate (13) is magnetically attracted with the movable arm (17).
7. Grab bucket convenient to clean according to claim 1, characterized in that a stop plate (18) is provided on the movable arm (17).
8. Grab bucket facilitating cleaning according to claim 1, characterized in that the range of motion of the movable arm (17) is 0-10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010197241.5A CN111268560A (en) | 2020-03-19 | 2020-03-19 | Grab bucket convenient to clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010197241.5A CN111268560A (en) | 2020-03-19 | 2020-03-19 | Grab bucket convenient to clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111268560A true CN111268560A (en) | 2020-06-12 |
Family
ID=70998135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010197241.5A Pending CN111268560A (en) | 2020-03-19 | 2020-03-19 | Grab bucket convenient to clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111268560A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460597A (en) * | 2020-07-16 | 2021-10-01 | 范龙飞 | Material transfer device for highway engineering construction and use method |
| CN113636765A (en) * | 2021-07-19 | 2021-11-12 | 扬州泰虹输送机械有限公司 | Ash discharging device of lime kiln for soda ash processing |
| WO2023019879A1 (en) * | 2021-08-18 | 2023-02-23 | 法兰泰克重工股份有限公司 | Vinasse grab bucket |
-
2020
- 2020-03-19 CN CN202010197241.5A patent/CN111268560A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460597A (en) * | 2020-07-16 | 2021-10-01 | 范龙飞 | Material transfer device for highway engineering construction and use method |
| CN113460597B (en) * | 2020-07-16 | 2022-12-23 | 武汉品锦盛建筑工程有限公司 | Material transfer device for highway engineering construction and use method |
| CN113636765A (en) * | 2021-07-19 | 2021-11-12 | 扬州泰虹输送机械有限公司 | Ash discharging device of lime kiln for soda ash processing |
| WO2023019879A1 (en) * | 2021-08-18 | 2023-02-23 | 法兰泰克重工股份有限公司 | Vinasse grab bucket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200612 |
|
| WD01 | Invention patent application deemed withdrawn after publication |