CN111687776A - Automatic peripheral hardware bolt tightening device with clamping function for building construction - Google Patents
Automatic peripheral hardware bolt tightening device with clamping function for building construction Download PDFInfo
- Publication number
- CN111687776A CN111687776A CN202010576975.4A CN202010576975A CN111687776A CN 111687776 A CN111687776 A CN 111687776A CN 202010576975 A CN202010576975 A CN 202010576975A CN 111687776 A CN111687776 A CN 111687776A
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- CN
- China
- Prior art keywords
- transmission
- rotating shaft
- fixed cylinder
- block
- fixedly arranged
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- 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.)
- Withdrawn
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an automatic peripheral bolt tightening device with a clamping function for building construction, which comprises a shell, a transmission structure in the shell and a clamping structure on the shell, wherein the shell comprises a fixed cylinder, two handles are fixedly arranged at the same side of one end of the fixed cylinder, a transmission shell is fixedly arranged at one end of the fixed cylinder, which is far away from the handles, a first rotating shaft hole is arranged at one end of the transmission shell, which is far away from the fixed cylinder, in a penetrating way, and a second rotating shaft hole is arranged at one end of the transmission shell, which is close to the fixed cylinder, in a penetrating way, the invention pushes a sliding block to move towards the transmission shell along the directions of a guide post and the fixed cylinder by extending a hydraulic cylinder, namely, the device can be fixed at two sides of a steel frame at the outer side of a building, the acting force required by manpower is reduced, the device extends out through the fixed cylinder, a wrench sleeve at the end part of the device is arranged, the, to solve the problems set forth in the background art.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to an automatic peripheral bolt tightening device with a clamping function for building construction.
Background
The bolt is the most common connecting part in building construction and has very wide application in various industries. The bolt is connected to the threaded hole in the component primarily by virtue of its external threads. Therefore, when the bolt is installed, the bolt needs to be rotated for many times to be screwed into the threaded hole. However, in actual building installation, a plurality of bolts are installed on the outer side of a building, the bolts are difficult to disassemble, assemble and install by using a traditional wrench, and the traditional wrench needs to be manually moved, so that time and labor are wasted, and the working efficiency is greatly reduced. Therefore, the invention provides an automatic peripheral bolt tightening device with a clamping function for building construction, which aims to solve the problems in the background technology.
Disclosure of Invention
The invention aims to provide an automatic peripheral bolt tightening device with a clamping function for building construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic peripheral bolt tightening device with a clamping function for building construction comprises a shell, a transmission structure inside the shell and a clamping structure on the shell, wherein the shell comprises a fixed cylinder, two handles are fixedly arranged at the same side of one end of the fixed cylinder, a transmission shell is fixedly arranged at one end of the fixed cylinder, which is far away from the handles, a first rotating shaft hole is formed in one end of the transmission shell, which is far away from the fixed cylinder, in a penetrating manner, a second rotating shaft hole is formed in one end of the transmission shell, which is close to the fixed cylinder, in a penetrating manner, a fixed block is fixedly arranged on the fixed cylinder, and a cylindrical;
the transmission structure comprises a first transmission wheel, a first rotating shaft is fixedly arranged on one side of the first transmission wheel, the first rotating shaft is positioned in a first rotating shaft hole corresponding to the position, a transmission column is fixedly arranged on one side of the first transmission wheel far away from the first rotating shaft, the transmission column penetrates through the first rotating shaft hole corresponding to the position, a limiting disc is fixedly arranged at one end, close to the transmission shell, of the transmission column, a wrench sleeve is arranged at the end part, far away from the limiting disc, of the transmission column, a rotating shaft rod is arranged in a fixing cylinder, a second transmission wheel is fixedly arranged at one end, close to the transmission shell, of the rotating shaft rod, a second rotating shaft is fixedly arranged at the end, far away from the rotating shaft rod, of the second transmission wheel, the second rotating shaft is positioned in a second rotating shaft hole corresponding to the position and is rotatably connected with the transmission shell, a transmission belt is connected between the, the motor is fixedly connected with the fixed cylinder;
the clamping structure comprises a sliding block located on a fixed cylinder, a sliding hole penetrates through the sliding block, the fixed cylinder penetrates through the sliding hole and is in sliding connection with the sliding block, a guide pillar is fixedly arranged at one end, far away from the transmission shell, of the sliding block, the guide pillar penetrates through a cylindrical through hole and is in sliding connection with a fixed block, and a hydraulic cylinder is fixedly connected between the fixed block and the sliding block.
As a further scheme of the invention, one end of the transmission column, which is far away from the limiting disc, is provided with a square fixing groove, so that the wrench sleeve and the transmission column can be coaxially fixed.
As a further scheme of the invention, a guide chute is arranged on one side of the square fixing groove in the transmission column, the guide chute extends into the transmission column from the outer side, a cylindrical groove is arranged at the top end of the guide chute, an embedded chute is arranged on one side of the guide chute, and the embedded chute is communicated with the square fixing groove, the cylindrical groove and the guide chute, so that a guide slide bar can be conveniently installed, and the wrench sleeve can be clamped on the transmission column.
As a further scheme of the invention, a guide sliding rod is arranged in the guide sliding groove, an embedding block is fixedly arranged on one side of the top end of the guide sliding rod, an embedding block is arranged on one side of the top end of the embedding block, the embedding block is positioned in the embedding sliding groove, a connecting cross rod is fixedly connected between the embedding block and the guide sliding rod, and the wrench sleeve is clamped on the transmission column.
As a further scheme of the invention, a fixed column is fixedly arranged at the top end of the connecting cross rod, a spring is sleeved on the fixed column, the fixed column and the spring are both positioned in the cylindrical groove, and the embedded block is pushed to be inserted into the embedded groove under the elastic force of the spring.
As a further scheme of the invention, a square fixing block is fixedly arranged at a position of the wrench socket close to one side of the transmission column, and the square fixing block is positioned in the square fixing groove, so that the wrench socket and the transmission column can be coaxially fixed.
As a further scheme of the invention, the upper end of the square fixed block is provided with an embedding groove, the embedding block is embedded into the embedding groove, and the wrench socket is clamped on the transmission column.
As a further scheme of the invention, the side, which is far away from the end part of the fixed cylinder and close to the transmission shell, of the sliding block is fixedly provided with the clamping convex block, so that the device is convenient to fix when in use, and is more convenient to use.
Compared with the prior art, the invention has the beneficial effects that:
the device can be fixed on two sides of a steel frame on the outer side of a building by extending the hydraulic cylinder to push the sliding block to move towards the transmission shell along the direction of the guide post and the fixing cylinder, so that the acting force required by manpower is reduced, the device extends out through the fixing cylinder, the wrench sleeve barrel is arranged at the end part of the device and rotates inwards, a worker stands on the inner side of the building to tighten the bolt on the outer side of the building, and the technical problems brought forward in the technical background are solved.
Drawings
Fig. 1 is a schematic structural diagram of an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 2 is a schematic structural view of a shell of an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 3 is a schematic structural diagram of a transmission structure in an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 4 is a schematic structural diagram of a transmission column and a wrench socket in an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 5 is a schematic structural diagram of a transmission column in an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 6 is a schematic structural view of a wrench socket in an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 7 is a schematic structural view of a guide slide rod in an automatic peripheral bolt tightening device with a clamping function for building construction.
Fig. 8 is a schematic structural view of a clamping structure in an automatic peripheral bolt tightening device with a clamping function for building construction.
In the figure: a housing 1; a fixed cylinder 11; a handle 111; a transmission case 12; a first spindle hole 121; a second spindle hole 122; a fixed block 13; a cylindrical through hole 131;
a transmission structure 2; a first drive pulley 21; a first rotating shaft 211; a drive post 22; a limiting disc 221; a square fixing groove 222; a guide chute 223; a cylindrical groove 2231; a sliding groove 2232 is embedded; a guide slide bar 224; a connecting cross bar 2241; an embedded block 2242; a fixing column 2243; a spring 2244; a pressing block 2245; a wrench socket 23; a square fixing block 231; the groove 232 is embedded; a spindle shaft 24; a second drive wheel 241; a second rotating shaft 2411; a transmission belt 25; a motor 26;
a clamping structure 3; a slider 31; a slide hole 32; a clamping lug 33; a guide post 34; and a hydraulic cylinder 35.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, in an embodiment of the present invention, an automatic peripheral bolt tightening device with a clamping function for building construction includes a housing 1, a transmission structure 2 inside the housing 1, and a clamping structure 3 on the housing 1, where the housing 1 includes a fixed cylinder 11, two handles 111 are fixedly disposed on the same side of one end of the fixed cylinder 11, a transmission shell 12 is fixedly disposed at one end of the fixed cylinder 11 away from the handles 111, a first rotating shaft hole 121 is formed through one end of the transmission shell 12 away from the fixed cylinder 11, a second rotating shaft hole 122 is formed through one end of the transmission shell 12 close to the fixed cylinder 11, a fixed block 13 is fixedly disposed on the fixed cylinder 11, and a cylindrical through hole 131 is formed through the fixed block 13;
the transmission structure 2 comprises a first transmission wheel 21, a first rotating shaft 211 is fixedly arranged on one side of the first transmission wheel 21, the first rotating shaft 211 is positioned in a first rotating shaft hole 121 corresponding to the position, a transmission column 22 is fixedly arranged on one side of the first transmission wheel 21 far away from the first rotating shaft 211, the transmission column 22 penetrates through the first rotating shaft hole 121 corresponding to the position, a limiting disc 221 is fixedly arranged at one end, close to the transmission shell 12, of the transmission column 22, a wrench sleeve 23 is arranged at the end part, far away from the limiting disc 221, of the transmission column 22, a rotating shaft rod 24 is arranged in the fixed cylinder 11, a second transmission wheel 241 is fixedly arranged at one end, close to the transmission shell 12, of the rotating shaft rod 24, a second rotating shaft 2411 is fixedly arranged at the end part, far away from the rotating shaft rod 24, of the second rotating shaft 2411 is positioned in a second rotating shaft hole 122 corresponding to the position and is rotatably connected with the transmission shell 12, a transmission belt 25 is connected between, an output shaft of the motor 26 is rotationally connected with the rotating shaft rod 24, and the motor 26 is fixedly connected with the fixed cylinder 11;
the clamping structure 3 comprises a sliding block 31 positioned on the fixed cylinder 11, a sliding hole 32 penetrates through the sliding block 31, the fixed cylinder 11 penetrates through the sliding hole 32 and is connected with the sliding block 31 in a sliding mode, a guide pillar 34 is fixedly arranged at one end, far away from the transmission shell 12, of the sliding block 31, the guide pillar 34 penetrates through the cylindrical through hole 131 and is connected with the fixed block 13 in a sliding mode, and a hydraulic cylinder 35 is fixedly connected between the fixed block 13 and the sliding block 31.
It should be noted that the size of the sliding hole 32 is matched with the size of the fixed cylinder 11, so that the sliding block 31 can slide on the fixed cylinder 11 stably.
Further, the dimension of the guide post 34 is matched with the dimension of the cylindrical through hole 131, so that the structure can be conveniently and adaptively mounted, and meanwhile, the sliding block 31 is ensured to stably slide along the direction of the guide post 34.
In this embodiment, a square fixing groove 222 is formed at one end of the transmission column 22 away from the limiting disc 221, so that the wrench socket 23 and the transmission column 22 can be fixed coaxially.
Further, a guide sliding groove 223 is formed in one side, located in the square fixing groove 222, of the transmission column 22, the guide sliding groove 223 penetrates into the inner side of the transmission column 22 from the outer side, a cylindrical groove 2231 is formed in the top end of the guide sliding groove 223, an embedded sliding groove 2232 is formed in one side of the guide sliding groove 223, the embedded sliding groove 2232 is communicated with the square fixing groove 222, the cylindrical groove 2231 and the guide sliding groove 223, installation of the guide sliding rod 224 is facilitated, and the wrench sleeve 23 is connected to the transmission column 22 in a clamped mode.
In addition, be equipped with direction slide bar 224 in the direction spout 223, the fixed piece 2242 that inlays that is equipped with in one side on direction slide bar 224 top, and one side on inlay 2242 top is equipped with inlay 2242, and inlay 2242 is located and inlays in establishing spout 2232, and fixedly connected with connects horizontal pole 2241 between inlay 2242 and the direction slide bar 224 to with spanner sleeve 23 joint on transmission post 22.
Still further, the fixed column 2243 that is equipped with in top of connecting horizontal pole 2241, the cover is equipped with spring 2244 on the fixed column 2243, and fixed column 2243 and spring 2244 all are located cylinder groove 2231, promote under the spring action of spring 2244 to inlay the piece 2242 and insert and locate in inlaying the groove 232.
It should be noted that the pressing block 2245 extends out of the transmission post 22, and presses the pressing block 2245, so that the guide slide rod 224 slides towards the inner side of the transmission post 22, the spring 2244 is pressed, and the inserting block 2242 is moved out of the inserting groove 232, so as to replace the wrench socket 23 with a wrench socket 23 of a different size.
It should be noted that a square fixing block 231 is fixedly disposed at a position of the wrench socket 23 close to one side of the driving post 22, and the square fixing block 231 is disposed in the square fixing groove 222, so as to coaxially fix the wrench socket 23 and the driving post 22.
Furthermore, the upper end of the square fixing block 231 is provided with an embedding groove 232, and the embedding block 2242 is embedded in the embedding groove 232 and clamps the wrench socket 23 on the transmission column 22.
In this embodiment, the clamping protrusion 33 is fixedly disposed on one side of the end portion of the sliding block 31 far away from the fixed cylinder 11 and close to the transmission case 12, so that the device is fixed when the device is used, and the device is more convenient to use.
The working principle of the invention is as follows: when installing the external bolt on the steel frame outside the building, firstly inserting the bolt into the screw hole outside the steel frame, the worker holds the handle 111 on the inner side of the building, extending the device, positioning the bolt and the clamping lug 33 on both sides of the steel frame, inserting the hexagon head of the bolt into the wrench socket 23, starting the hydraulic cylinder 35, the extension of the hydraulic cylinder 35 pushing the slider 31 to move towards the transmission shell 12 along the direction of the guide pillar 34 and the fixed cylinder 11, so that the clamping lug 33 is extruded on the inner side of the steel frame structure, the wrench socket 23 is extruded on the bolt, then starting the motor 26, the output shaft of the motor 26 rotating to drive the rotation shaft lever 24 to rotate, the second transmission wheel 241 rotating along with the rotation shaft lever 24, the second transmission wheel 241 transmitting the kinetic energy to the first transmission wheel 21 through the transmission belt 25, rotating and driving the first transmission wheel 21, so that the transmission pillar 22 and the wrench socket 23 rotate along with the first transmission wheel 21, rotation of the wrench socket 23 thereby tightens the bolt.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a building construction is with automatic device of screwing up of peripheral hardware bolt that has clamping function, includes that the tight structure (3) of clamp on casing (1), the inside transmission structure (2) of casing (1) and casing (1), its characterized in that: the shell (1) comprises a fixed cylinder (11), two handles (111) are fixedly arranged on the same side of one end of the fixed cylinder (11), a transmission shell (12) is fixedly arranged at one end, far away from the handles (111), of the fixed cylinder (11), a first rotating shaft hole (121) penetrates through one end, far away from the fixed cylinder (11), of the transmission shell (12), a second rotating shaft hole (122) penetrates through one end, close to the fixed cylinder (11), of the transmission shell (12), a fixed block (13) is fixedly arranged on the fixed cylinder (11), and a cylindrical through hole (131) penetrates through the fixed block (13);
the transmission structure (2) comprises a first transmission wheel (21), a first rotating shaft (211) is fixedly arranged on one side of the first transmission wheel (21), the first rotating shaft (211) is located in a first rotating shaft hole (121) corresponding to the position, a transmission column (22) is fixedly arranged on one side, away from the first rotating shaft (211), of the first transmission wheel (21), the transmission column (22) penetrates out of the first rotating shaft hole (121) corresponding to the position, a limiting disc (221) is fixedly arranged at one end, close to the transmission shell (12), of the transmission column (22), a wrench sleeve (23) is arranged at the end, away from the limiting disc (221), of the transmission column (22), a rotating shaft rod (24) is arranged in the fixed cylinder (11), a second transmission wheel (241) is fixedly arranged at one end, close to the transmission shell (12), a second rotating shaft (2411) is fixedly arranged at the end, away from the rotating shaft rod (24), located in a second rotating shaft hole (122) corresponding to the position, of the second rotating shaft (2411), and rotatably connected with the A transmission belt (25) is connected between the second transmission wheel (241) and the first transmission wheel (21), one end of the rotating shaft rod (24) far away from the second transmission wheel (241) is fixedly provided with a motor (26), an output shaft of the motor (26) is rotatably connected with the rotating shaft rod (24), and the motor (26) is fixedly connected with the fixed cylinder (11);
the clamping structure (3) comprises a sliding block (31) located on a fixed cylinder (11), a sliding hole (32) penetrates through the sliding block (31), the fixed cylinder (11) penetrates through the sliding hole (32) and the sliding block (31) to be connected in a sliding mode, a guide pillar (34) is fixedly arranged at one end, away from a transmission shell (12), of the sliding block (31), the guide pillar (34) penetrates through a cylindrical through hole (131) and a fixed block (13) to be connected in a sliding mode, and a hydraulic cylinder (35) is fixedly connected between the fixed block (13) and the sliding block (31).
2. The automatic peripheral bolt tightening device with the clamping function for building construction as claimed in claim 1, wherein a square fixing groove (222) is formed at one end of the transmission column (22) far away from the limiting disc (221).
3. The automatic peripheral bolt tightening device with the clamping function for building construction according to claim 2, wherein a guide sliding groove (223) is formed in one side, located on the square fixing groove (222), of the transmission column (22), the guide sliding groove (223) penetrates into the inner side of the transmission column (22) from the outer side, a cylindrical groove (2231) is formed in the top end of the guide sliding groove (223), an embedded sliding groove (2232) is formed in one side of the guide sliding groove (223), and the embedded sliding groove (2232) is communicated with the square fixing groove (222), the cylindrical groove (2231) and the guide sliding groove (223).
4. The automatic peripheral bolt tightening device with the clamping function for building construction as claimed in claim 3, wherein a guide sliding rod (224) is arranged in the guide sliding groove (223), an embedded block (2242) is fixedly arranged on one side of the top end of the guide sliding rod (224), an embedded block (2242) is arranged on one side of the top end of the embedded block (2242), the embedded block (2242) is located in the embedded sliding groove (2232), and a connecting cross rod (2241) is fixedly connected between the embedded block (2242) and the guide sliding rod (224).
5. The automatic peripheral bolt tightening device with the clamping function for building construction as claimed in claim 4, wherein a fixed column (2243) is fixedly arranged at the top end of the connecting cross rod (2241), a spring (2244) is sleeved on the fixed column (2243), and the fixed column (2243) and the spring (2244) are both located in the cylindrical groove (2231).
6. The automatic tightening device for the external bolt with the clamping function for the building construction as claimed in claim 5, wherein a square fixing block (231) is fixedly arranged at a position of the wrench socket (23) close to one side of the transmission post (22), and the square fixing block (231) is positioned in the square fixing groove (222).
7. The automatic tightening device for the external bolt with the clamping function for the building construction as claimed in claim 6, wherein the upper end of the square fixing block (231) is provided with an embedding groove (232), and the embedding block (2242) is embedded in the embedding groove (232).
8. The automatic peripheral bolt tightening device with the clamping function for building construction according to claim 1, characterized in that a clamping lug (33) is fixedly arranged on one side of the end part of the sliding block (31) far away from the fixed cylinder (11) and close to the transmission shell (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010576975.4A CN111687776A (en) | 2020-06-22 | 2020-06-22 | Automatic peripheral hardware bolt tightening device with clamping function for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010576975.4A CN111687776A (en) | 2020-06-22 | 2020-06-22 | Automatic peripheral hardware bolt tightening device with clamping function for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111687776A true CN111687776A (en) | 2020-09-22 |
Family
ID=72483026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010576975.4A Withdrawn CN111687776A (en) | 2020-06-22 | 2020-06-22 | Automatic peripheral hardware bolt tightening device with clamping function for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111687776A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2428261Y (en) * | 2000-06-01 | 2001-05-02 | 蒋锦荣 | Device for fitting screw of outdoor machine leg of air conditioner |
| KR20020004720A (en) * | 2000-07-07 | 2002-01-16 | 이계안 | Mounting Tool for body of vehicle |
| US8640572B2 (en) * | 2011-08-07 | 2014-02-04 | Jun Fan Chen | Wrench |
| CN105773504A (en) * | 2016-03-30 | 2016-07-20 | 戴畅 | Current guiding plate bolt tightener |
| CN205765870U (en) * | 2016-07-05 | 2016-12-07 | 国网山东省电力公司临邑县供电公司 | A kind of converting equipment bolt live clamp device |
| CN206527691U (en) * | 2017-01-16 | 2017-09-29 | 歌尔科技有限公司 | One kind keeps away position and installs auxiliary fixture |
| CN208867066U (en) * | 2019-01-08 | 2019-05-17 | 中国大唐集团新能源科学技术研究院有限公司 | Wind-powered electricity generation studs fastening sleeve component |
-
2020
- 2020-06-22 CN CN202010576975.4A patent/CN111687776A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2428261Y (en) * | 2000-06-01 | 2001-05-02 | 蒋锦荣 | Device for fitting screw of outdoor machine leg of air conditioner |
| KR20020004720A (en) * | 2000-07-07 | 2002-01-16 | 이계안 | Mounting Tool for body of vehicle |
| US8640572B2 (en) * | 2011-08-07 | 2014-02-04 | Jun Fan Chen | Wrench |
| CN105773504A (en) * | 2016-03-30 | 2016-07-20 | 戴畅 | Current guiding plate bolt tightener |
| CN205765870U (en) * | 2016-07-05 | 2016-12-07 | 国网山东省电力公司临邑县供电公司 | A kind of converting equipment bolt live clamp device |
| CN206527691U (en) * | 2017-01-16 | 2017-09-29 | 歌尔科技有限公司 | One kind keeps away position and installs auxiliary fixture |
| CN208867066U (en) * | 2019-01-08 | 2019-05-17 | 中国大唐集团新能源科学技术研究院有限公司 | Wind-powered electricity generation studs fastening sleeve component |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200922 |