CN111605991A - Commodity circulation transportation handling device - Google Patents
Commodity circulation transportation handling device Download PDFInfo
- Publication number
- CN111605991A CN111605991A CN202010486843.2A CN202010486843A CN111605991A CN 111605991 A CN111605991 A CN 111605991A CN 202010486843 A CN202010486843 A CN 202010486843A CN 111605991 A CN111605991 A CN 111605991A
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- plate
- sliding
- handling device
- block
- frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention relates to the technical field related to logistics transportation, and discloses a logistics transportation carrying device which comprises a base, wherein support columns are arranged on two sides of the upper end of the base, support plates are arranged at the top ends of the support columns, a fixed column is arranged between the lower ends of the support columns, sliding blocks are arranged in the middle of two ends of the fixed column in a sliding mode, a rotating shaft is arranged in the middle of the rear end of the sliding block, a rotating block is arranged in the middle of the rear end of the rotating shaft, a wedge block is in contact with the outer side of the rotating block, a lifting column is arranged at the upper end of the wedge block, the upper end of the lifting column penetrates through the support plates and is connected with a buffer plate, limiting frames are. According to the invention, the rotation blocks and the wedge-shaped blocks are matched with each other, so that the goods at the upper end of the buffer plate can be effectively buffered and transported, and meanwhile, the movable fixing mechanism is arranged, so that the goods can be moved or fixed in the transporting process.
Description
Technical Field
The invention relates to the technical field related to logistics transportation, in particular to a logistics transportation carrying device.
Background
The logistics transportation technology mainly comprises two categories of transportation facilities and transportation operation, wherein the former belongs to the hard transportation technology, and the latter belongs to the soft transportation technology. The hard transportation technology mainly comprises the perfection of transportation infrastructures, such as roads, railways, sea transportation, transport vehicles and other infrastructures, and the soft transportation technology comprises a management method, a logistics technology, logistics personnel accomplishment and the like.
Along with the development of science and technology, the standard of living improves, and people also are bigger and bigger to the material demand, and the development of the relevant technical field of commodity circulation is also more and more rapid, and the hydraulic pressure handling device of commodity circulation transportation also develops rapidly. The logistics management is that in the social production process, according to the law of material data entity flow, the basic principle and scientific method of management are applied to plan, organize, command, coordinate, control and supervise logistics activities, so that each logistics activity is optimally coordinated and matched to reduce logistics cost and improve logistics efficiency and economic benefit.
Chinese patent (publication No. CN 208103289U) discloses a hydraulic carrying device for logistics transportation, which comprises a first transverse plate, a second transverse plate and a movable frame, wherein the bottom surface of the first transverse plate is connected with universal wheels, the upper surface of the first transverse plate is fixedly provided with a frame, and the hydraulic carrying device is characterized in that: one connecting rod of the movable frame is hinged with the frame and the second transverse plate through rotating balls, and the other connecting rod is connected with the frame and the second transverse plate through rolling balls in a sliding mode; a hydraulic cylinder is arranged on one side of the frame, and a connecting rod of the hydraulic cylinder is connected with a ball on the upper surface of the frame; be equipped with kerve and first sliding plate in the second diaphragm, the fixed connecting block that is equipped with on the kerve, first sliding plate passes through the connecting block and is connected with the kerve draw-in groove, and can be in the kerve horizontal slip, although the device can guarantee not co-altitude transport goods needs when the transport to a certain extent, but when actual transport goods, the goods rocks easily on the device, not only causes the harm to the goods inside, also has the danger that falls, and we must carry out the removal of certain degree again the device sometimes, therefore, above-mentioned device need improve.
Disclosure of Invention
The invention aims to provide a logistics transportation and carrying device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a logistics transportation and carrying device comprises a base, wherein supporting columns are arranged on two sides of the upper end of the base, supporting plates are arranged at the top ends of the supporting columns, a fixing column is arranged between the lower ends of the supporting columns, sliding blocks are arranged in the middle of the two ends of the fixing column in a sliding mode, a rotating shaft is arranged in the middle of the rear end of the sliding blocks, a rotating block is arranged in the middle of the rear end of the rotating shaft, a wedge-shaped block is contacted with the outer side of the rotating block, a lifting column is arranged at the upper end of the wedge-shaped block, the upper end of the lifting column penetrates through the supporting plates and is connected with a buffer plate, limiting frames are arranged on two sides of the lower end of the buffer plate, the lower end of each limiting frame penetrates through the supporting plates and is connected with a bottom plate, bottom grooves are arranged on two sides, the middle part of the lower end of the rotating shaft is provided with a lower lifting plate, and two sides of the lower end of the lower lifting plate are provided with walking frames.
As a further scheme of the invention: and a buffer spring is sleeved on the outer side of the limiting frame between the buffer plate and the supporting plate.
As a further scheme of the invention: and a sliding spring is sleeved on the outer side of the fixed column between the sliding blocks.
As a further scheme of the invention: the top end of the rotating shaft is provided with a rotating motor which is a double-steering stepping motor.
As a further scheme of the invention: the bottom end of the guide frame penetrates through a guide plate arranged between the bottom ends of the bottom grooves and is connected with a guide cone.
As a further scheme of the invention: the lower end of the walking frame penetrates through the guide plate to be connected with a moving frame, and the bottom end of the moving frame is provided with a walking wheel.
As a further scheme of the invention: the bottom end of the rotating shaft is fixed at the upper end of the guide plate through a bearing.
As a further scheme of the invention: the sliding block middle part is equipped with the sliding hole of mutually supporting with the fixed column.
As a further scheme of the invention: and the middle parts of the upper lifting plate and the lower lifting plate are respectively provided with an internal thread hole matched with the rotating shaft.
As a still further scheme of the invention: the number of the movable fixing mechanisms is at least 4.
Compared with the prior art, the invention has the beneficial effects that:
the logistics transportation carrying device is reasonable in structure and novel in design, the rotation blocks and the wedge blocks are matched with each other, effective buffering and carrying of goods at the upper end of the buffer plate are achieved, meanwhile, the movable fixing mechanism is arranged, so that the goods can be moved or fixed in the carrying process, the reliability of goods transportation carrying is greatly improved, the practicability is high, and the reliability is high.
Drawings
Fig. 1 is a schematic structural diagram of a logistics transportation and handling device.
FIG. 2 is a schematic view of the structure A-A in FIG. 1.
Fig. 3 is a schematic structural diagram of a sliding block in a logistics transportation and carrying device.
In the figure: 1-base, 2-support column, 3-support plate, 4-lifting column, 5-buffer plate, 6-limit frame, 7-bottom plate, 8-buffer spring, 9-wedge block, 10-turning block, 11-sliding block, 12-fixed column, 13-sliding spring, 14-rotating motor, 15-rotating shaft, 16-left-handed screw, 17-right-handed screw, 18-lifting plate, 19-lower lifting plate, 20-guide frame, 21-guide cone, 22-walking frame, 23-moving frame, 24-walking wheel, 25-guide plate, 26-bottom groove and 27-rotating shaft.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Referring to fig. 1 to 3, in the embodiment of the invention, a logistics transportation and carrying device comprises a base 1, support columns 2 are installed on two sides of the upper end of the base 1, a support plate 3 is installed on the top ends of the support columns 2, a fixed column 12 is installed between the lower ends of the support columns 2, sliding blocks 11 are slidably arranged in the middle of two ends of the fixed column 12, a sliding hole matched with the fixed column 12 is formed in the middle of each sliding block 11, the inner diameter of the sliding hole is larger than the outer diameter of the fixed column 12, the sliding block 11 can be ensured to move left and right effectively along the fixed column 12, a sliding spring 13 is sleeved on the outer side of the fixed column 12 between the sliding blocks 11, the sliding blocks 11 are fixedly connected to two ends of the sliding spring 13, so that the sliding block 11 is buffered and limited when moving, a rotating shaft 27 is, the left and right linear motion of the rotating block 10 along the fixed column 12 can be converted into the up and down linear motion of the lifting column 4 by arranging the wedge block 9, the lifting column 4 is arranged at the upper end of the wedge block 9, the upper end of the lifting column 4 passes through the supporting plate 3 to be connected with the buffer plate 5, the outer side of the limiting frame 6 between the buffer plate 5 and the supporting plate 3 is sleeved with the buffer spring 8 for realizing the up and down effective buffer effect of goods at the upper end of the buffer plate 5 after being placed, the limiting frame 6 is arranged at two sides of the lower end of the buffer plate 5, the lower end of the limiting frame 6 passes through the supporting plate 3, the bottom end of the limiting frame is connected with the bottom plate 7, the two sides of the lower end of the base 1 are provided with bottom grooves 26, the moving and fixing mechanisms are arranged in the bottom grooves 26, at least 4 moving and fixing mechanisms are arranged in the, the rotary motor 14 is installed at the top end of the rotary shaft 15 and used for driving the rotary shaft 15 to rotate, the rotary motor 14 is a double-steering stepping motor, the bidirectional rotation effect of the rotary motor 15 is ensured, the upper side and the lower side of the rotary shaft 15 are respectively provided with a left-handed thread 16 and a right-handed thread 17 with opposite rotation directions, the middle parts of the upper lifting plate 18 and the lower lifting plate 19 are respectively provided with an internal thread hole matched with the rotary shaft 15, so that the rotary motion of the rotary shaft 15 can be converted into the upper or lower linear motion of the upper lifting plate 18 and the lower lifting plate 19, the upper lifting plate 18 is installed in the middle of the upper end of the rotary shaft 15, guide frames 20 are installed on two sides of the lower end of the upper lifting plate 18, the lower lifting plate 19 is installed in the middle of the lower end of the rotary shaft 15, the traveling frames 22 are installed on two sides of the lower end of the lower lifting plate 19, the lower, the bottom end of the movable frame 23 is provided with a traveling wheel 24 for ensuring the movement of the whole device.
Example 2
In another embodiment of the invention, the device comprises a base 1, wherein support columns 2 are arranged on two sides of the upper end of the base 1, a support plate 3 is arranged at the top end of each support column 2, a fixed column 12 is arranged between the lower ends of the support columns 2, sliding blocks 11 are arranged in the middle of two ends of each fixed column 12 in a sliding manner, a sliding hole matched with each fixed column 12 is arranged in the middle of each sliding block 11, a sliding spring 13 is sleeved on the outer side of each fixed column 12 between the sliding blocks 11, a rotating shaft 27 is arranged in the middle of the rear end of each sliding block 11, a rotating block 10 is arranged in the middle of the rear end of each rotating shaft 27, a wedge block 9 is contacted with the outer side of each rotating block 10, a lifting column 4 is arranged at the upper end of each wedge block 9, the upper end of each lifting column 4 penetrates through the support plate 3 to be connected with a buffer, the base 1 lower extreme both sides are equipped with kerve 26, and the fixed establishment is removed in kerve 26 internally mounted, remove fixed establishment 4 at least, remove fixed establishment including rotation axis 15, rotation axis 15 bottom is fixed in deflector 25 upper end through the bearing, rotation axis 15 top installation rotating electrical machines 14, rotating electrical machines 14 are two steering step motor, and both sides are equipped with the opposite left-handed screw thread 16 and the right-handed screw thread 17 of direction of rotation respectively about rotation axis 15, elevating plate 18 is installed to rotation axis 15 upper end mid-mounting, and elevating plate 18 lower extreme both sides installation leading truck 20 goes up, elevating plate 19 is down installed to rotation axis 15 lower extreme mid-mounting, be provided with the internal thread hole of mutually supporting with rotation axis 15 respectively in the middle part of going up elevating plate 18 and lower elevating plate 19, and lower elevating plate 19 lower extreme both sides installation walking frame 22, walking frame 22 lower extreme passes the deflector 25 and is connected with and removes frame 23, the bottom end of the movable frame 23 is provided with a walking wheel 24, and the difference between the embodiment and the previous embodiment is that the bottom end of the guide frame 20 penetrates through a guide plate 25 arranged between the bottom ends of the bottom grooves 26 to be connected with a guide cone 21, and the guide cone 21 arranged at the bottom end of the guide frame 20 can ensure that the zhenge guide frame 20 can be better inserted into the ground to realize a stable supporting function when fixing is required.
In the invention, when the device works, a required cargo is placed on the buffer plate 5, the buffer spring 8 ensures the up-and-down buffer function of the buffer plate 5, the lifting column 4 moves downwards under the action of the wedge block 9 and extrudes the rotating block 10 to enable the sliding block 11 to move left and right along the fixed column 12, and effective limit support is carried out under the action of the sliding spring 13, when the cargo is required to be unloaded at a certain position, the whole device does not move, at the moment, the rotating motor 14 is started, the rotating motor 14 drives the rotating shaft 15 to rotate, the upper lifting plate 18 drives the guide frame 20 to move downwards, the lower lifting plate 19 drives the travelling wheels 24 to move upwards, the guide frame 20 is stably inserted into the ground to realize the fixing function, when the whole device is required to move, the rotating motor 14 drives the rotating shaft 15 to move reversely, and at the moment, the lower lifting plate 19 moves downwards, the walking wheels 24 are in contact with the ground to realize the displacement effect, at the moment, the upper lifting plate 18 can drive the guide frame 20 to move upwards, and the whole process is rapid, convenient and reliable. The buffer plate is reasonable in structure and novel in design, effective buffer transportation of goods at the upper end of the buffer plate 5 is achieved through the mutual matching of the rotating block 10 and the wedge-shaped block 9, meanwhile, due to the fact that the moving fixing mechanism is arranged, the goods can be moved or fixed in the transportation process, the reliability of goods transportation and transportation is greatly improved, and the buffer plate is high in practicability and reliability.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The logistics transportation and carrying device comprises a base (1), supporting columns (2) are installed on two sides of the upper end of the base (1), supporting columns (2) are installed on the top of the supporting columns (3), and is characterized in that a fixing column (12) is installed between the lower ends of the supporting columns (2), sliding blocks (11) are arranged in the middle of the two ends of the fixing column (12) in a sliding mode, a rotating shaft (27) is installed in the middle of the rear end of each sliding block (11), a rotating block (10) is installed in the middle of the rear end of each rotating shaft (27), a wedge block (9) is contacted with the outer side of each rotating block (10), a lifting column (4) is installed at the upper end of each wedge block (9), the upper end of each lifting column (4) penetrates through the supporting plate (3) and is connected with a buffer plate (5), limiting frames (6) are installed on two sides of the lower end of, bottom groove (26) internally mounted removes fixed establishment, remove fixed establishment and include rotation axis (15), both sides are equipped with respectively soon to opposite left-handed screw (16) and right-handed screw (17) about rotation axis (15), lifter plate (18) are gone up in rotation axis (15) upper end mid-mounting, and lifter plate (18) lower extreme both sides installation leading truck (20) go up, lifter plate (19) down, lower lifter plate (19) lower extreme both sides installation walking frame (22) are down installed to rotation axis (15) lower extreme mid-mounting.
2. A logistics transportation and handling device according to claim 1, wherein the buffer spring (8) is sleeved outside the limiting frame (6) between the buffer plate (5) and the support plate (3).
3. A logistics transport and handling device according to claim 1, wherein the sliding spring (13) is sleeved outside the fixed column (12) between the sliding blocks (11).
4. A logistics transportation and handling device according to claim 1, wherein the rotating shaft (15) is provided with a rotating motor (14) at the top end, and the rotating motor (14) is a double-steering stepping motor.
5. A logistics transport and handling apparatus in accordance with claim 1 wherein the bottom end of the guide frame (20) is connected with a guide cone (21) through a guide plate (25) arranged between the bottom ends of the bottom slots (26).
6. A logistics transport and handling device according to claim 1, wherein the lower end of the walking frame (22) is connected with a moving frame (23) through a guide plate (25), and the bottom end of the moving frame (23) is provided with a walking wheel (24).
7. A logistics transport and handling apparatus according to claim 1 or 4, wherein the lower end of the rotary shaft (15) is fixed to the upper end of the guide plate (25) through a bearing.
8. A logistics transport and handling device according to claim 3, wherein the sliding block (11) is provided with a sliding hole in the middle for cooperating with the fixed column (12).
9. A logistics transportation and handling device according to claim 1, wherein the middle parts of the upper lifting plate (18) and the lower lifting plate (19) are respectively provided with an internal threaded hole which is matched with the rotating shaft (15).
10. The logistics transportation and handling device of claim 1, wherein the number of said mobile fixing mechanisms is at least 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486843.2A CN111605991B (en) | 2020-06-01 | 2020-06-01 | Commodity circulation transportation handling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486843.2A CN111605991B (en) | 2020-06-01 | 2020-06-01 | Commodity circulation transportation handling device |
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| Publication Number | Publication Date |
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| CN111605991A true CN111605991A (en) | 2020-09-01 |
| CN111605991B CN111605991B (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010486843.2A Active CN111605991B (en) | 2020-06-01 | 2020-06-01 | Commodity circulation transportation handling device |
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| Country | Link |
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| CN (1) | CN111605991B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112090A (en) * | 2020-09-25 | 2020-12-22 | 曾沁 | Construction safety warning board applied to engineering project management |
| CN112830069A (en) * | 2020-12-31 | 2021-05-25 | 沈林芳 | Cargo multi-type combined transportation transfer device capable of stabilizing stacking |
| CN113007444A (en) * | 2021-02-24 | 2021-06-22 | 河南民生特种装备有限公司 | Explosion buffer protection device, method and application |
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| DE102005045505A1 (en) * | 2005-09-23 | 2007-03-29 | Jungheinrich Ag | Floor panel for a platform of a truck |
| CN107234724A (en) * | 2017-06-23 | 2017-10-10 | 安徽易奇软件科技有限公司 | A kind of construction waste crushing reuse means |
| CN107472837A (en) * | 2017-08-08 | 2017-12-15 | 东莞市联洲知识产权运营管理有限公司 | A kind of home furnishings intelligent movement carrying mechanism puts disk movable block |
| CN107650978A (en) * | 2017-08-30 | 2018-02-02 | 戚展鹏 | One kind finishing uses building materials transport trolley |
| CN207047591U (en) * | 2017-07-07 | 2018-02-27 | 抚州大力实业发展有限公司 | A kind of wire drawing tightening device |
| CN109204408A (en) * | 2018-10-12 | 2019-01-15 | 盐城华昱光电技术有限公司 | A kind of AM-OLED transfer device |
| CN208469881U (en) * | 2018-05-15 | 2019-02-05 | 深圳康诚达电子有限公司 | A kind of damping transport device of large-scale aluminum electrolysis capacitor |
| CN208746978U (en) * | 2018-08-29 | 2019-04-16 | 深圳市欧雅斯木门有限公司 | For automatically for the device of discharging |
| CN110979431A (en) * | 2019-12-27 | 2020-04-10 | 席宏榕 | Large-scale article handling device is used in commodity circulation transportation |
| CN210361883U (en) * | 2019-05-21 | 2020-04-21 | 浙江双冠建材股份有限公司 | Cement culvert pipe manufacturing mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3309335A1 (en) * | 1983-03-16 | 1984-09-20 | Logiplan Gesellschaft für Planung und Herstellung logistischer Systeme m.b.H., 7150 Backnang | Device for light-weight transport system |
| DE102005045505A1 (en) * | 2005-09-23 | 2007-03-29 | Jungheinrich Ag | Floor panel for a platform of a truck |
| CN107234724A (en) * | 2017-06-23 | 2017-10-10 | 安徽易奇软件科技有限公司 | A kind of construction waste crushing reuse means |
| CN207047591U (en) * | 2017-07-07 | 2018-02-27 | 抚州大力实业发展有限公司 | A kind of wire drawing tightening device |
| CN107472837A (en) * | 2017-08-08 | 2017-12-15 | 东莞市联洲知识产权运营管理有限公司 | A kind of home furnishings intelligent movement carrying mechanism puts disk movable block |
| CN107650978A (en) * | 2017-08-30 | 2018-02-02 | 戚展鹏 | One kind finishing uses building materials transport trolley |
| CN208469881U (en) * | 2018-05-15 | 2019-02-05 | 深圳康诚达电子有限公司 | A kind of damping transport device of large-scale aluminum electrolysis capacitor |
| CN208746978U (en) * | 2018-08-29 | 2019-04-16 | 深圳市欧雅斯木门有限公司 | For automatically for the device of discharging |
| CN109204408A (en) * | 2018-10-12 | 2019-01-15 | 盐城华昱光电技术有限公司 | A kind of AM-OLED transfer device |
| CN210361883U (en) * | 2019-05-21 | 2020-04-21 | 浙江双冠建材股份有限公司 | Cement culvert pipe manufacturing mold |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112112090A (en) * | 2020-09-25 | 2020-12-22 | 曾沁 | Construction safety warning board applied to engineering project management |
| CN112830069A (en) * | 2020-12-31 | 2021-05-25 | 沈林芳 | Cargo multi-type combined transportation transfer device capable of stabilizing stacking |
| CN112830069B (en) * | 2020-12-31 | 2023-01-13 | 陶泓羽 | Cargo multi-type combined transportation transfer device capable of stabilizing stacking |
| CN113007444A (en) * | 2021-02-24 | 2021-06-22 | 河南民生特种装备有限公司 | Explosion buffer protection device, method and application |
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| Publication number | Publication date |
|---|---|
| CN111605991B (en) | 2022-04-29 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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