CN113025940B - Protection device for hot galvanizing process - Google Patents
Protection device for hot galvanizing process Download PDFInfo
- Publication number
- CN113025940B CN113025940B CN202110243348.3A CN202110243348A CN113025940B CN 113025940 B CN113025940 B CN 113025940B CN 202110243348 A CN202110243348 A CN 202110243348A CN 113025940 B CN113025940 B CN 113025940B
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- China
- Prior art keywords
- hot galvanizing
- moving frame
- fixed
- protection device
- galvanizing process
- 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.)
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- 238000005246 galvanizing Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000001012 protector Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 abstract description 13
- 230000033001 locomotion Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005536 corrosion prevention Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention relates to the technical field of hot galvanizing equipment, and discloses a protective device for a hot galvanizing process, which comprises a front moving frame and a rear moving frame, wherein a protective shell is arranged between two sides of the moving frames, a fixed door is arranged on the right side of the upper end of the front moving frame, a movable door is arranged on the left side of the fixed door, a sliding block is arranged on the upper end of the movable door, a screw rod is arranged in the middle of the sliding block through a threaded structure, a movable plate is arranged at the bottom of the movable door, rotating columns are arranged on two sides of the lower end of the movable plate, rotating wheels are arranged at the lower ends of the rotating columns, a fixed guide rail is arranged at the upper end of the front moving frame through the fixed column, the fixed guide rail is arranged between the two rotating wheels and is in contact with the rotating wheels, and a driving rod is arranged at the upper end in the moving frame. According to the invention, the movable door can be stably moved, the non-manual movement is realized under the matching of the sliding block and the screw rod, the protection effect is further improved, and meanwhile, the support rod and the threaded area are arranged, the adjustment of the upper position and the lower position of the support wheel is also realized, and the maneuverability of the protection device is further improved.
Description
Technical Field
The invention relates to the technical field of hot galvanizing equipment, in particular to a protection device for a hot galvanizing process.
Background
Hot dip galvanizing also known as hot dip galvanizing and hot dip galvanizing: the method is an effective metal corrosion prevention mode, is mainly used for metal structure facilities in various industries, and is characterized in that a steel member after rust removal is immersed in molten zinc liquid at about 500 ℃ to enable a zinc layer to be attached to the surface of the steel member, so that the aim of corrosion prevention is fulfilled.
Along with the development of production technology, the production speed is faster and faster, the potential danger to operators is greater and greater, and in the hot galvanizing production process, the temperature of molten zinc is higher, and high-temperature splashing of the molten zinc is easy to generate, so that a good protection device must be provided.
In the prior art, can set up the slide rail on the hot-galvanize cell body frame, in work earlier stage, the protection storehouse can remove to hot-galvanize cell body top through the slide rail to keep apart hot-galvanize cell body and external world, then just can start working, and then play the guard action, nevertheless the protection storehouse is comparatively heavy, and the translation rate is slower, thereby has reduced work efficiency.
The prior art discloses a protective device for a hot galvanizing process, which comprises a hot galvanizing groove body, wherein the hot galvanizing groove body is horizontally arranged, the top end of the hot galvanizing groove body is provided with a strip-shaped groove along a frame, partition plates are inserted in the strip-shaped groove and are longitudinally arranged, the upper ends of the partition plates are provided with limit blocks, the limit blocks are arranged on the outer side wall of the partition plates, an electric telescopic rod is fixedly connected under the limit blocks and is longitudinally arranged, the lower end of the electric telescopic rod is fixedly connected with a base, the base is fixedly connected with the outer wall of the hot galvanizing groove body, a baffle is arranged above the strip-shaped groove and is hinged on the frame at the top end of the hot galvanizing groove body, although the device can achieve the protection effect in the hot galvanizing process to a certain extent, the manual operation is still required, and the stability of the movement of the shield hatch remains low, further improvements are still needed.
Disclosure of Invention
The invention aims to provide a protection device for a hot galvanizing process, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a protective device for hot galvanizing process comprises a front moving frame and a rear moving frame, a protective shell is arranged between two sides of the moving frame, a fixed door is arranged on the right side of the upper end of the front moving frame, a movable door is arranged on the left side of the fixed door, a sliding block is arranged on the upper end of the movable door, a lead screw is arranged in the middle of the sliding block through a threaded structure, a movable plate is arranged at the bottom of the movable door, rotating columns are arranged on two sides of the lower end of the movable plate, rotating wheels are arranged at the lower ends of the rotating columns, a fixed guide rail is arranged at the upper end of the front moving frame through the fixed column, the fixed guide rail is arranged between the two rotating wheels and is in contact with the rotating wheels, a driving rod is arranged at the upper end in the moving frame, threaded areas are arranged on two sides of the driving rod, a limiting frame is arranged in the middle of the threaded areas, a limiting groove is arranged on the limiting frame, moving blocks are arranged on two sides of the threaded areas, supporting rods are hinged with the supporting rods, the middle of the supporting rods are in a crossed connection through hinged shaft arranged in the limiting groove, and the bottom of the supporting rod is provided with a supporting wheel.
As a further scheme of the invention: the sliding block top is equipped with the trapezoidal piece, and inside sliding guide was located in the sliding block upper end slip, the sliding block middle part still was equipped with the internal thread hole of mutually supporting with the lead screw.
As a further scheme of the invention: the right end of the screw rod is provided with a rotating motor which is fixed on the right side of the upper end of the fixed door.
As a further scheme of the invention: and the movable door is provided with an observation window.
As a further scheme of the invention: and friction layers are arranged on two sides of the fixed guide rail.
As a further scheme of the invention: the left side of the driving rod penetrates through the movable frame and is connected with a driving handle.
As a further scheme of the invention: the threaded area is composed of two opposite external threads arranged on the driving rod.
As a further scheme of the invention: the rotating motor is connected with a power line, the middle part of the power line is connected with an electric switch, and the electric switch is arranged on the fixed door.
As a further scheme of the invention: the rotating motor is a double-steering stepping motor.
As a still further scheme of the invention: the middle part of the lower end of the sliding guide rail is provided with a dovetail groove matched with the trapezoidal block.
Compared with the prior art, the invention has the beneficial effects that:
the utility model provides a protector for hot-galvanize technology, rational in infrastructure, the modern design through the rotation wheel that is equipped with and the mutually supporting between the fixed guide rail, has realized the steady movement to the dodge gate to under sliding block and lead screw cooperation, realize the non-manpower and remove, further increased the protecting effect, set up bracing piece and threaded area simultaneously, also realized the regulation of bracing wheel upper and lower position, further increased protector's mobility.
Drawings
Fig. 1 is a schematic structural view of a protection device for a hot galvanizing process.
FIG. 2 is a schematic view of the internal structure of a movable frame in a protective device for hot galvanizing process.
FIG. 3 is a schematic side view of a movable door in a protective device for hot galvanizing process.
Fig. 4 is a partially enlarged structural diagram of a in fig. 3.
FIG. 5 is a schematic structural view of a sliding block in a protection device for hot galvanizing process.
FIG. 6 is a schematic top view of a moving frame of a protection device for hot dip galvanizing process.
In the figure: 1-moving frame, 2-protective shell, 3-movable door, 4-observation window, 5-fixed door, 6-electric switch, 7-power line, 8-rotating motor, 9-lead screw, 10-sliding block, 11-sliding guide rail, 12-driving rod, 13-driving handle, 14-threaded zone, 15-moving block, 16-limiting frame, 17-articulated shaft, 18-limiting groove, 19-supporting rod, 20-supporting wheel, 21-moving plate, 22-rotating column, 23-rotating wheel, 24-fixed guide rail, 25-friction layer, 26-fixed column, 27-trapezoidal block and 28-internal threaded hole.
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", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, 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; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled 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 6, in the embodiment of the invention, a protection device for hot galvanizing process comprises a front moving frame and a rear moving frame 1, a protection shell 2 is arranged between two sides of the moving frame 1 and is used for forming a sealed space and ensuring protection effect on workers, a fixed door 5 is arranged on the right side of the upper end of the front moving frame 1, a movable door 3 is arranged on the left side of the fixed door 5, a sliding block 10 is arranged on the upper end of the movable door 3, a trapezoidal block 27 is arranged at the top end of the sliding block 10, the upper end of the trapezoidal block 27 is slidably arranged in a sliding guide rail 11, a dovetail groove matched with the trapezoidal block 27 is arranged in the middle of the lower end of the sliding guide rail 11, the dovetail groove and the trapezoidal block 27 are arranged to ensure the stability of the sliding block 10 in the moving process and avoid shaking in the moving process, an internal thread hole 28 matched with a lead screw 9 is also arranged in the middle of the sliding block 10, the lead screw 9 is arranged in the middle of the sliding block 10 through a thread structure, and further converting the rotary motion of the lead screw 9 into the left and right linear motion of the sliding block 10, wherein the right end of the lead screw 9 is provided with a rotary motor 8 for driving the lead screw 9 to rotate, the rotary motor 8 is fixed on the right side of the upper end of the fixed door 5, the rotary motor 8 is a double-steering stepping motor for ensuring the two-directional motion of the lead screw 9, the rotary motor 8 is connected with a power cord 7, the middle part of the power cord 7 is connected with an electric switch 6 for controlling the rotation of the rotary motor 8, the electric switch 6 is arranged on the fixed door 5, the bottom of the movable door 3 is provided with a movable plate 21, the two sides of the lower end of the movable plate 21 are provided with rotary columns 22, the lower ends of the rotary columns 22 are provided with rotary wheels 23, the upper end of the front side movable frame 1 is provided with a fixed guide rail 24 through a fixed column 26, the two sides of the fixed guide rail 24 are provided with friction layers 25 for increasing the friction performance between the rotary wheels 23 and the fixed guide rail 24, further increasing the stability of the device, the fixed guide 24 is provided between the two rotating wheels 23 and is in contact with the rotating wheels 23, the upper end in the moving frame 1 is provided with a driving rod 12, the left side of the driving rod 12 passes through the moving frame 1 and is connected with a driving handle 13, used for driving the driving rod 12 to rotate, the two sides of the driving rod 12 are provided with thread areas 14, the thread areas 14 are formed by two opposite external threads arranged on the driving rod 12, so that the moving directions of the two moving blocks 15 are just opposite, a limiting frame 16 is arranged in the middle of the threaded zone 14, a limiting groove 18 is arranged on the limiting frame 16, the two sides of the threaded zone 14 are provided with moving blocks 15, the lower end of the moving block 15 is hinged with a support rod 19, the middle part of the support rod 19 is cross-connected through a hinge shaft 17 arranged in a limit groove 18, the support bar 19 is provided at the bottom with support wheels 20 for enabling movement of the entire device.
Example 2
In another embodiment of the invention, the protective device for the hot galvanizing process comprises a front moving frame and a rear moving frame 1, a protective shell 2 is arranged between two sides of each moving frame 1, a fixed door 5 is arranged on the right side of the upper end of the front moving frame 1, a movable door 3 is arranged on the left side of the fixed door 5, a sliding block 10 is arranged on the upper end of the movable door 3, a trapezoidal block 27 is arranged at the top end of the sliding block 10, the upper end of the trapezoidal block 27 is arranged in a sliding guide rail 11 in a sliding manner, a dovetail groove matched with the trapezoidal block 27 is arranged in the middle of the lower end of the sliding guide rail 11, an internal thread hole 28 matched with a lead screw 9 is also arranged in the middle of the sliding block 10, the lead screw 9 is arranged in the middle of the sliding block 10 through a thread structure, a rotating motor 8 is arranged at the right end of the lead screw 9, the rotating motor 8 is fixed on the right side of the upper end of the fixed door 5, the rotating motor 8 is a double-direction stepping motor, the rotating motor 8 is connected with a power cord 7, the middle part of a power cord 7 is connected with an electric switch 6, the electric switch 6 is arranged on a fixed door 5, a movable plate 21 is arranged at the bottom of the movable door 3, rotating columns 22 are arranged at two sides of the lower end of the movable plate 21, rotating wheels 23 are arranged at the lower end of the rotating columns 22, a fixed guide rail 24 is arranged at the upper end of a front side moving frame 1 through a fixed column 26, friction layers 25 are arranged at two sides of the fixed guide rail 24, the fixed guide rail 24 is arranged between the two rotating wheels 23 and is contacted with the rotating wheels 23, a driving rod 12 is arranged at the upper end inside the moving frame 1, the left side of the driving rod 12 penetrates through the moving frame 1 and is connected with a driving handle 13, threaded areas 14 are arranged at two sides of the driving rod 12, the threaded areas 14 are composed of two opposite external threads arranged on the driving rod 12, a limiting frame 16 is arranged at the middle part of the threaded area 14, a limiting groove 18 is arranged on the limiting frame 16, and moving blocks 15 are arranged at two sides on the threaded areas 14, the lower end of the moving block 15 is hinged with a support rod 19, the middle part of the support rod 19 is in cross connection through a hinge shaft 17 arranged in the limiting groove 18, and a support wheel 20 is arranged at the bottom of the support rod 19.
When the hot galvanizing protective device works, the whole protective device is moved to a hot galvanizing process site through the movement of the supporting wheel 20 to surround a hot galvanizing box, then the handle 13 is driven to rotate reversely, the driving rod 12 is driven to rotate, the supporting wheel 20 moves upwards, the movable frame 1 is further contacted with the ground to realize a sealing effect, the safety protection effect is ensured, after the protection is finished, the rotating motor 8 is only required to be started, the lead screw 9 rotates, the sliding block 10 drives the movable door 3 to move towards the direction of the fixed door 5, the whole protective device can be opened, the rotating wheel 23 can slide along two sides of the fixed guide rail 24 in the opening process, and the moving stability of the protective device is ensured. The movable door is reasonable in structure and novel in design, the movable door 3 can be stably moved by the aid of the mutual matching of the rotating wheels 23 and the fixed guide rails 24, non-manual movement is realized by the aid of the matching of the sliding blocks 10 and the lead screws 9, the protection effect is further improved, and meanwhile due to the fact that the supporting rods 19 and the threaded areas 14 are arranged, the vertical position of the supporting wheels 20 can be adjusted, and the maneuverability of the protection device is further improved.
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. A protection device for a hot galvanizing process comprises a front moving frame and a rear moving frame (1), wherein a protection shell (2) is arranged between two sides of the moving frame (1), and is characterized in that a fixed door (5) is arranged on the right side of the upper end of the front moving frame (1), a movable door (3) is arranged on the left side of the fixed door (5), a sliding block (10) is arranged on the upper end of the movable door (3), a lead screw (9) is arranged in the middle of the sliding block (10) through a threaded structure, a movable plate (21) is arranged at the bottom of the movable door (3), rotating columns (22) are arranged on two sides of the lower end of the movable plate (21), rotating wheels (23) are arranged at the lower ends of the rotating columns (22), a fixed guide rail (24) is arranged at the upper end of the front moving frame (1) through a fixed column (26), the fixed guide rail (24) is arranged between the two rotating wheels (23) and is in contact with the rotating wheels (23), a driving rod (12) is arranged at the upper end inside the moving frame (1), the two sides of the driving rod (12) are provided with threaded areas (14), a limiting frame (16) is arranged in the middle of each threaded area (14), a limiting groove (18) is formed in each limiting frame (16), moving blocks (15) are arranged on the two sides of each threaded area (14), a supporting rod (19) is hinged to the lower end of each moving block (15), the middle of each supporting rod (19) is connected in a cross mode through a hinge shaft (17) arranged in each limiting groove (18), supporting wheels (20) are arranged at the bottoms of the supporting rods (19), convex structures are arranged on the fixed guide rails (24), and concave structures matched with the convex structures are arranged on the rotating wheels (23).
2. The protection device for hot galvanizing process according to claim 1, characterized in that a trapezoidal block (27) is arranged at the top end of the sliding block (10), the upper end of the trapezoidal block (27) is slidably arranged inside the sliding guide rail (11), and an internal thread hole (28) matched with the lead screw (9) is further arranged in the middle of the sliding block (10).
3. The protection device for the hot galvanizing process according to claim 1 or 2, wherein a rotating motor (8) is installed at the right end of the lead screw (9), and the rotating motor (8) is fixed on the right side of the upper end of the fixed door (5).
4. The protection device for hot galvanizing process according to claim 1, characterized in that the movable door (3) is provided with an observation window (4).
5. The protection device for hot galvanizing process according to claim 1, characterized in that friction layers (25) are arranged on two sides of the fixed guide rail (24).
6. The protection device for hot galvanizing process according to claim 1, characterized in that a driving handle (13) is connected to the left side of the driving rod (12) through the moving frame (1).
7. A protector according to claim 6 characterised in that the threaded zone (14) is formed by two opposing external threads provided on the drive rod (12).
8. The protection device for hot galvanizing process according to claim 7, wherein the rotary electric connection is provided with a power line (7), the middle part of the power line (7) is connected with an electric switch (6), and the electric switch (6) is arranged on the fixed door (5).
9. A protector for hot galvanizing process according to claim 8, characterized in that the rotating motor (8) is a double-steering stepping motor.
10. The protection device for the hot galvanizing process according to claim 2, wherein a dovetail groove matched with the trapezoidal block (27) is formed in the middle of the lower end of the sliding guide rail (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110243348.3A CN113025940B (en) | 2021-03-05 | 2021-03-05 | Protection device for hot galvanizing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110243348.3A CN113025940B (en) | 2021-03-05 | 2021-03-05 | Protection device for hot galvanizing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113025940A CN113025940A (en) | 2021-06-25 |
| CN113025940B true CN113025940B (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110243348.3A Active CN113025940B (en) | 2021-03-05 | 2021-03-05 | Protection device for hot galvanizing process |
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| Country | Link |
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| CN (1) | CN113025940B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203695982U (en) * | 2013-12-14 | 2014-07-09 | 天水星火机床有限责任公司 | Protective device for lathe |
| CN108772259A (en) * | 2018-06-13 | 2018-11-09 | 安徽省庐峰镀锌有限公司 | A kind of hot dip galvanizing process protective device |
| CN109760866A (en) * | 2019-03-25 | 2019-05-17 | 许昌学院 | A kind of quick collective conveyance protective device of main frame |
| CN209429923U (en) * | 2018-12-11 | 2019-09-24 | 黄石市嘉瑞塑料模具有限公司 | A kind of waterproof and bathroom door easy to remove |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996431A (en) * | 2018-07-27 | 2018-12-14 | 宁夏中科天际防雷研究院有限公司 | A kind of lifting device for building doors and windows auxiliary installation |
| CN108952472A (en) * | 2018-08-15 | 2018-12-07 | 安徽省浦菲尔建材有限公司 | A kind of protection translation door |
| CN210765468U (en) * | 2019-11-06 | 2020-06-16 | 天津美镀金属表面处理有限公司 | Protective device for galvanizing brake disc |
-
2021
- 2021-03-05 CN CN202110243348.3A patent/CN113025940B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203695982U (en) * | 2013-12-14 | 2014-07-09 | 天水星火机床有限责任公司 | Protective device for lathe |
| CN108772259A (en) * | 2018-06-13 | 2018-11-09 | 安徽省庐峰镀锌有限公司 | A kind of hot dip galvanizing process protective device |
| CN209429923U (en) * | 2018-12-11 | 2019-09-24 | 黄石市嘉瑞塑料模具有限公司 | A kind of waterproof and bathroom door easy to remove |
| CN109760866A (en) * | 2019-03-25 | 2019-05-17 | 许昌学院 | A kind of quick collective conveyance protective device of main frame |
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| CN113025940A (en) | 2021-06-25 |
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