CN110883733A - Uncovering tool for waterproof sealing shell and using method thereof - Google Patents
Uncovering tool for waterproof sealing shell and using method thereof Download PDFInfo
- Publication number
- CN110883733A CN110883733A CN201911243231.4A CN201911243231A CN110883733A CN 110883733 A CN110883733 A CN 110883733A CN 201911243231 A CN201911243231 A CN 201911243231A CN 110883733 A CN110883733 A CN 110883733A
- Authority
- CN
- China
- Prior art keywords
- blade
- blade module
- waterproof sealing
- sealing shell
- module
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a cover opening tool for a waterproof sealing shell and a using method thereof, and belongs to the technical field of tools. Through the first blade module and the second blade module that distribute in waterproof sealing shell seam crossing both sides, utilize lever principle when operating handle pulls, realize opening waterproof sealing shell's fast. Through linear bearing, can be on the track quick, smooth and easy adjustment position, and through the locking function in linear bearing area, can adjust to required position after quick locking, need not set up extra locking device, reduced the volume of instrument of uncapping, the cost is reduced. By utilizing the lever principle, the cover opening can be completed only by spending less force, and the blade group directly acts on the joint, so that on one hand, the damage to a sealing surface is avoided, and the deformation of a waterproof sealing shell is avoided, and the effect of secondary sealing is influenced; on the other hand, the action is reliable, does not need to depend on the experience and the skill of an operator, and is time-saving, labor-saving, convenient and quick.
Description
Technical Field
The invention belongs to the technical field of tools, and particularly relates to a cover opening tool for a waterproof sealing shell and a using method of the cover opening tool.
Background
Photovoltaic module is the core part among the solar power system, and present some equipment like the used high-grade waterproof sealing shell of photovoltaic module level optimizer, if need uncap maintenance, debugging, tools such as blade, crowbar are generally adopted and uncap, and its operation has following problem: 1) the protection grade of the high-grade waterproof sealing shell is IP67, the shell is made of aluminum alloy or plastic mostly, the shell is fixed by screws in a sealing mode, the rubber ring and the waterproof sealant are fixed, the hardness of the shell is low, and the problem of scratching a sealing surface is often encountered when tools such as a blade and a crowbar are used for opening the shell, so that the secondary sealing effect is influenced; 2) when tools such as a blade, a pry bar and the like are used for opening the cover, the sealing plane is easy to deform, and the secondary sealing effect is influenced; 3) when an operator opens the cover, the shell needs to be protected from being damaged as much as possible, and the cover needs to be operated very carefully, so that the efficiency is low and the speed is low.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a cover opening tool for a waterproof sealing housing and a method for using the same, which has a reasonable structural design, can open the cover quickly without damaging the device, can greatly improve the working efficiency, and can reduce the working hours and the cost.
The invention is realized by the following technical scheme:
the invention discloses a cover opening tool for a waterproof sealing shell, which comprises a base, a first blade module and a second blade module, wherein the first blade module is arranged on the base; a rail is fixed on the base, the first blade module and the second blade module respectively comprise a support, a blade group and a linear bearing which is matched with the rail and has a locking function, the support is connected with the linear bearing, and the first blade module and the second blade module are connected with the rail through the linear bearing; the blade group comprises a plurality of blades which are detachably fixed on the support;
a limiting plate is connected between the first blade module and the second blade module, the second blade module is hinged with a connecting auxiliary arm, an operating handle is hinged on the limiting plate, and the connecting auxiliary arm is movably connected with the operating handle;
when the waterproof sealing shell is used, the upper end face of the waterproof sealing shell faces the limiting plate, and the blade group on the first blade module and the blade group on the second blade module respectively prop against two sides of the joint of the waterproof sealing shell.
Preferably, the number of tracks is 2, and the first blade module and the second blade module each comprise 2 linear bearings.
Preferably, the blade set comprises 2 blades.
Further preferably, the spacing of the 2 blades in the blade set is adjustable.
Further preferably, the hardness of the blade is ≧ HRC 55.
Preferably, the connecting auxiliary arm is provided with a plurality of connecting holes and is movably connected with the operating handle through a connecting piece.
Preferably, the limiting plate is provided with an anti-skid layer.
Preferably, the operating handle is provided with an anti-slip layer.
Preferably, the distance between the limiting plate and the blade set is adjustable.
The invention discloses a use method of the uncapping tool for the waterproof sealing shell, which comprises the following steps:
after the position of the first blade module is adjusted, a linear bearing on the first blade module is locked, so that the first blade module is fixed on the track; the upper end surface of the waterproof sealing shell faces the limiting plate, and the blade group edge on the first blade module tightly pushes against the joint at one side of the waterproof sealing shell; adjusting the position of the second blade module, wherein the blade group edge on the second blade module tightly pushes against the joint on the other side of the waterproof sealing shell; and pulling the operating handle to drive the connecting auxiliary arm to further drive the second blade module to displace to pry the waterproof sealing shell, so as to open the waterproof sealing shell.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention discloses a cover opening tool for a waterproof sealing shell, which is used for realizing the quick opening of the waterproof sealing shell by a first blade module and a second blade module which are distributed at two sides of a joint of the waterproof sealing shell and utilizing the lever principle when an operating handle is pulled. Through linear bearing, can be on the track quick, smooth and easy adjustment position, and through the locking function in linear bearing area, can adjust to required position after quick locking, need not set up extra locking device, reduced the volume of instrument of uncapping, the cost is reduced. By utilizing the lever principle, the cover opening can be completed only by spending less force, and the blade group directly acts on the joint, so that on one hand, the damage to a sealing surface is avoided, and the deformation of a waterproof sealing shell is avoided, and the effect of secondary sealing is influenced; on the other hand, the action is reliable, does not need to depend on the experience and the skill of an operator, and is time-saving, labor-saving, convenient and quick.
Further, orbital quantity is 2, and first blade module and second blade module all include 2 linear bearing, can make first blade module and second blade module more firm, make the action of uncapping laborsaving, reliable more.
Further, the blade group comprises 2 blades, and can provide one more force application point at the joint of the waterproof sealing shell, so that the operation is safer and more efficient. For a square waterproof sealing shell, 4 blades act on 4 corners of the waterproof sealing shell, and the 4 corners are uniformly stressed when the cover is opened, so that large deformation can be avoided, meanwhile, a sealing surface is effectively protected and cannot be scratched, and the secondary sealing effect cannot be reduced after equipment maintenance or debugging.
Furthermore, the distance between the 2 blades in the blade group is adjustable, and the blades can be adjusted according to the size of the waterproof sealing shell, so that the waterproof sealing shell is suitable for waterproof sealing shells of different models.
Furthermore, the hardness of the blade is more than or equal to HRC55, so that deformation is avoided after a large amount of uncapping operation, the precision is maintained, and the replacement cost is reduced.
Furthermore, the connecting auxiliary arm is provided with a plurality of connecting holes, the connecting auxiliary arm is movably connected with the operating handle through the connecting piece, the effective acting length of the connecting auxiliary arm can be adjusted, the force arm and the moment of the lever can be adjusted according to actual conditions, and the cover opening device is suitable for cover opening work of various occasions.
Furthermore, the limiting plate is provided with an anti-slip layer, so that the waterproof sealing shell cannot slide relatively when contacting the upper end surface of the waterproof sealing shell, and the cover opening efficiency is improved.
Furthermore, an anti-slip layer is arranged on the operating handle, so that force application is facilitated during operation.
Further, the distance between limiting plate and the blade group is adjustable, can make corresponding adjustment according to waterproof sealing shell's thickness, is applicable to the waterproof sealing shell of not unidimensional.
The use method of the uncovering tool for the waterproof sealing shell disclosed by the invention avoids damage and deformation to the sealing surface during uncovering, influences the effect of secondary sealing, is simple and convenient to operate, safe and reliable, does not depend on the skill and experience of an operator, avoids the risk caused by uncovering by tools such as a traditional blade and a crowbar, greatly improves the working speed, and reduces the working time and the cost.
Drawings
Fig. 1 is a schematic view showing the overall construction of a cap opening tool for a waterproof sealing case of the present invention;
fig. 2 is a schematic structural view of a blade module of the uncapping tool for waterproof sealing a housing of the present invention;
fig. 3 is a schematic view showing an overall structure of a plurality of coupling holes formed in a coupling sub-arm of the opening tool for a waterproof sealing case according to the present invention.
In the figure: the cutting device comprises a base 1, a rail 2, a first blade module 3, a second blade module 4, a limiting plate 5, an operating handle 6, a connecting auxiliary arm 7, a linear bearing 8, a support 9 and a blade set 10.
Detailed Description
The invention is described in further detail below with reference to the following figures and examples:
referring to fig. 1, the uncapping tool for a waterproof sealing housing of the present invention includes a base 1, a first blade module 3, and a second blade module 4; a track 2 is fixed on the base 1; as shown in fig. 2, each of the first blade module 3 and the second blade module 4 includes a support 9, a blade set 10, and a linear bearing 8 with a locking function adapted to the rail 2, the support 9 is connected to the linear bearing 8, and the first blade module 3 and the second blade module 4 are connected to the rail 2 through the linear bearing 8. In a preferred embodiment of the present invention, the rail 2 is made of an all-metal thickened design, the cylindrical sliding rail with a diameter of 20mm has the characteristics of smooth sliding and stable structure, the number of the rails 2 is 2, and the first blade module 3 and the second blade module 4 both include 2 linear bearings 8.
The blade set 10 comprises a plurality of blades which are detachably fixed on the support 9, can be fixed through a connecting piece and can also be fixed through spot welding. In a preferred embodiment of the invention, the blade set 10 comprises 2 blades, and the spacing between the 2 blades is adjustable, and a plurality of fixing points can be provided on the support 9 for adjusting the position of the blades at any time. The blade is processed by die steel, the hardness after quenching treatment can reach HRC55, so that deformation is not generated after a large amount of uncapping operation, and the precision is maintained.
A limiting plate 5 is connected between the first blade module 3 and the second blade module 4, the second blade module 4 is hinged to a connecting auxiliary arm 7, an operating handle 6 is hinged to the limiting plate 5, and the connecting auxiliary arm 7 is movably connected with the operating handle 6.
Referring to fig. 3, in a preferred embodiment of the present invention, the connecting sub-arm 7 is provided with a plurality of connecting holes, and is movably connected to the operating handle 6 through a connecting member, so that the effective acting length of the connecting sub-arm 7 can be adjusted, and further, the moment arm and moment of the lever formed by the operating handle 6 and the connecting sub-arm 7 can be adjusted.
Preferably, the limiting plate 5 and the operating handle 6 are provided with anti-skid layers which can be made of anti-skid and wear-resistant materials such as rubber and nylon.
Preferably, the limiting plate 5 is connected with the blade group 10 through a bolt, and the distance between the limiting plate 5 and the blade group 10 is adjustable through the screwing length of the bolt so as to adapt to different thicknesses of the waterproof sealing shell.
The uncovering tool for the waterproof sealing shell of the invention is used for:
after the position of the first blade module 3 is adjusted, the linear bearing 8 on the first blade module 3 is locked, so that the first blade module 3 is fixed on the track 2; the upper end surface of the waterproof sealing shell faces the limiting plate 5, and the blade part 3 on the first blade module 3 tightly props against the joint at one side of the waterproof sealing shell; adjusting the position of the second blade module 4, wherein the blade part of the blade group 3 on the second blade module 4 tightly props against the joint at the other side of the waterproof sealing shell; and pulling the operating handle 6 to drive the connecting auxiliary arm 7 to further drive the second blade module 4 to generate displacement to pry the waterproof sealing shell, so that the cover opening of the waterproof sealing shell is completed.
When the blade group 10 comprises 2 blades, the first blade module 3 and the second blade module 4 have 4 blades in total, and for a square waterproof sealing shell, the 4 blades act on 4 corners of the waterproof sealing shell, and the 4 corners are uniformly stressed at the same time when the shell is opened, so that large deformation can be avoided, meanwhile, a sealing surface is effectively protected and cannot be scratched, and therefore, the secondary sealing effect cannot be reduced after equipment maintenance or debugging.
It should be noted that the embodiment described in the example is only a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that several modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should be construed as the protection scope of the present invention.
Claims (10)
1. A decapping tool for a waterproof sealed housing, comprising a base (1), a first blade module (3) and a second blade module (4); a rail (2) is fixed on the base (1), the first blade module (3) and the second blade module (4) respectively comprise a support (9), a blade group (10) and a linear bearing (8) which is matched with the rail (2) and has a locking function, the support (9) is connected with the linear bearing (8), and the first blade module (3) and the second blade module (4) are connected with the rail (2) through the linear bearing (8); the blade group (10) comprises a plurality of blades which are detachably fixed on the support (9);
a limiting plate (5) is connected between the first blade module (3) and the second blade module (4), the second blade module (4) is hinged with a connecting auxiliary arm (7), the limiting plate (5) is hinged with an operating handle (6), and the connecting auxiliary arm (7) is movably connected with the operating handle (6);
during the use, the up end of waterproof sealing shell faces limiting plate (5), and blade group (3) on first blade module (3) and blade group (3) on second blade module (4) push up the both sides of waterproof sealing shell joint department respectively.
2. Uncovering tool for a watertight sealed housing according to claim 1 characterised in that the number of tracks (2) is 2, the first blade module (3) and the second blade module (4) each comprising 2 linear bearings (8).
3. A decapping tool for a watertight sealing housing according to claim 1, wherein the blade set (10) comprises 2 blades.
4. A decapping tool for a watertight housing according to claim 3, wherein the spacing of the 2 blades in the blade set (10) is adjustable.
5. A decapping tool for a watertight sealing housing as claimed in claim 3, wherein the hardness of the blade is not less than HRC 55.
6. A tool for the uncapping of a waterproof and airtight casing as claimed in claim 1, wherein the connecting sub-arm (7) is provided with a plurality of connecting holes, and is movably connected with the operating handle (6) through a connecting member.
7. A decapping tool for a watertight sealing housing as claimed in claim 1, wherein the restriction plate (5) is provided with an anti-slip layer.
8. A tool for the uncapping of a waterproof and airtight housing as claimed in claim 1, wherein the operating handle (6) is provided with an anti-slip layer.
9. Uncovering tool for a watertight enclosure according to claim 1 characterised in that the distance between the limit plate (5) and the blade set (10) is adjustable.
10. The use method of the uncapping tool for the waterproof sealing shell according to any one of claims 1 to 9, comprising:
after the position of the first blade module (3) is adjusted, a linear bearing (8) on the first blade module (3) is locked, so that the first blade module (3) is fixed on the track (2); the upper end surface of the waterproof sealing shell faces the limiting plate (5), and the blade part of the blade group (3) on the first blade module (3) is tightly propped against the joint at one side of the waterproof sealing shell; the position of the second blade module (4) is adjusted, and the blade part of the blade group (3) on the second blade module (4) is tightly propped against the joint at the other side of the waterproof sealing shell; and pulling the operating handle (6) to drive the connecting auxiliary arm (7) to further drive the second blade module (4) to displace to pry the waterproof sealing shell, so as to open the waterproof sealing shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911243231.4A CN110883733A (en) | 2019-12-06 | 2019-12-06 | Uncovering tool for waterproof sealing shell and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911243231.4A CN110883733A (en) | 2019-12-06 | 2019-12-06 | Uncovering tool for waterproof sealing shell and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110883733A true CN110883733A (en) | 2020-03-17 |
Family
ID=69750852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911243231.4A Pending CN110883733A (en) | 2019-12-06 | 2019-12-06 | Uncovering tool for waterproof sealing shell and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110883733A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR492429A (en) * | 1918-01-10 | 1919-07-08 | Frederic Isler | Device for opening glass vases containing canned food and other similar products |
| CH125702A (en) * | 1927-02-16 | 1928-05-01 | Knecht Erne Emil | Device for opening sterilizing jars and the like. |
| CH246953A (en) * | 1945-10-03 | 1947-02-15 | Bruggmann Max | Device suitable for opening the lids of canning jars and the like. |
| CH268498A (en) * | 1948-08-14 | 1950-05-31 | Richartz Peter | Device for opening closed canning jars. |
| FR2217265A1 (en) * | 1973-02-08 | 1974-09-06 | Berthet Henri | |
| GB1520048A (en) * | 1975-07-29 | 1978-08-02 | Gerard R | Device for uncapping and recapping bottles with crown cap |
| FR2749293A1 (en) * | 1996-06-03 | 1997-12-05 | Brune Jacques | Opener for glass food containers |
| CN2895379Y (en) * | 2006-04-26 | 2007-05-02 | 汪恩复 | Prizing bar for galvanized iron tank sealing cover |
| CA2676274A1 (en) * | 2009-08-19 | 2011-02-19 | Tadeusz-Zygmunt Jedrzejewski | Jar opener |
| CN202072454U (en) * | 2011-05-09 | 2011-12-14 | 铁道第三勘察设计院集团有限公司 | Box opener for soil sample box |
| CN203498053U (en) * | 2013-09-12 | 2014-03-26 | 华中科技大学同济医学院附属同济医院 | Penicillin bottle sealing cap opening device |
| US20160060085A1 (en) * | 2014-09-03 | 2016-03-03 | Robert Cox | Container opening device and method of use |
| CN206156728U (en) * | 2016-10-28 | 2017-05-10 | 河南安必诺检测技术有限公司 | Bottleneck separator |
| WO2018173703A1 (en) * | 2017-03-24 | 2018-09-27 | 住友重機械工業株式会社 | Control apparatus |
| CN209668731U (en) * | 2019-03-29 | 2019-11-22 | 柳州市妇幼保健院 | A kind of adjustable bottle opener |
| CN211103759U (en) * | 2019-12-06 | 2020-07-28 | 华能澜沧江水电股份有限公司 | A instrument of uncapping for waterproof sealing shell |
-
2019
- 2019-12-06 CN CN201911243231.4A patent/CN110883733A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR492429A (en) * | 1918-01-10 | 1919-07-08 | Frederic Isler | Device for opening glass vases containing canned food and other similar products |
| CH125702A (en) * | 1927-02-16 | 1928-05-01 | Knecht Erne Emil | Device for opening sterilizing jars and the like. |
| CH246953A (en) * | 1945-10-03 | 1947-02-15 | Bruggmann Max | Device suitable for opening the lids of canning jars and the like. |
| CH268498A (en) * | 1948-08-14 | 1950-05-31 | Richartz Peter | Device for opening closed canning jars. |
| FR2217265A1 (en) * | 1973-02-08 | 1974-09-06 | Berthet Henri | |
| GB1520048A (en) * | 1975-07-29 | 1978-08-02 | Gerard R | Device for uncapping and recapping bottles with crown cap |
| FR2749293A1 (en) * | 1996-06-03 | 1997-12-05 | Brune Jacques | Opener for glass food containers |
| CN2895379Y (en) * | 2006-04-26 | 2007-05-02 | 汪恩复 | Prizing bar for galvanized iron tank sealing cover |
| CA2676274A1 (en) * | 2009-08-19 | 2011-02-19 | Tadeusz-Zygmunt Jedrzejewski | Jar opener |
| CN202072454U (en) * | 2011-05-09 | 2011-12-14 | 铁道第三勘察设计院集团有限公司 | Box opener for soil sample box |
| CN203498053U (en) * | 2013-09-12 | 2014-03-26 | 华中科技大学同济医学院附属同济医院 | Penicillin bottle sealing cap opening device |
| US20160060085A1 (en) * | 2014-09-03 | 2016-03-03 | Robert Cox | Container opening device and method of use |
| CN206156728U (en) * | 2016-10-28 | 2017-05-10 | 河南安必诺检测技术有限公司 | Bottleneck separator |
| WO2018173703A1 (en) * | 2017-03-24 | 2018-09-27 | 住友重機械工業株式会社 | Control apparatus |
| CN209668731U (en) * | 2019-03-29 | 2019-11-22 | 柳州市妇幼保健院 | A kind of adjustable bottle opener |
| CN211103759U (en) * | 2019-12-06 | 2020-07-28 | 华能澜沧江水电股份有限公司 | A instrument of uncapping for waterproof sealing shell |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109763834B (en) | Hobbing cutter holder of full-face rock tunnel boring machine based on robot tool changing | |
| CN211103759U (en) | A instrument of uncapping for waterproof sealing shell | |
| CN103231340B (en) | The anti-transfer bolt clamp device of fall arrest and fastening method | |
| CN110883733A (en) | Uncovering tool for waterproof sealing shell and using method thereof | |
| CN205653341U (en) | Glass substrate draws line cutting device's tool rest assembly and knife rest | |
| EP2609262A1 (en) | Tool designed for restoration / repair of formwork props, and its usage | |
| CN209394370U (en) | A kind of butterfly valve ring flange processing unit (plant) with feed mechanism | |
| CN213967252U (en) | Notebook shell spraying tool | |
| CN216656507U (en) | Aluminum product shearing equipment with adjustable size | |
| CN214564774U (en) | Flexible sectional insulator adjusting clamp | |
| CN203622513U (en) | Angle cutter | |
| CN209319334U (en) | A kind of butterfly valve drilling device for flange plate | |
| CN204002647U (en) | The semi-automatic pipe-rod changing mechanism of a kind of rig | |
| CN221053609U (en) | Photovoltaic power plant fortune dimension frame | |
| CN212223559U (en) | Joint cutter that highway engineering was used | |
| CN206047122U (en) | A kind of facing-up work-saving device of lathe headstock | |
| CN213034498U (en) | Spanner of fire-fighting equipment installation is exclusively used in | |
| CN220645814U (en) | Soil drilling machine | |
| CN212739002U (en) | Instrument loading box based on moving track | |
| CN206613968U (en) | Bar cropper | |
| CN211466169U (en) | Screwdriver for maintaining elevator | |
| CN221160129U (en) | Multifunctional wrench | |
| CN216991756U (en) | Blowout preventer ram rubber core taking-out device | |
| CN215238205U (en) | Blade clearance adjusting mechanism for gantry type shearing machine | |
| CN112356165B (en) | Portable wood working tool |
Legal Events
| 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 |