CN108515489A - A kind of environmentally protective construction and decoration installation tool - Google Patents

A kind of environmentally protective construction and decoration installation tool Download PDF

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Publication number
CN108515489A
CN108515489A CN201810195311.6A CN201810195311A CN108515489A CN 108515489 A CN108515489 A CN 108515489A CN 201810195311 A CN201810195311 A CN 201810195311A CN 108515489 A CN108515489 A CN 108515489A
Authority
CN
China
Prior art keywords
shell
cylinder
screw
spring
reflector
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.)
Withdrawn
Application number
CN201810195311.6A
Other languages
Chinese (zh)
Inventor
栾健
Original Assignee
栾健
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 栾健 filed Critical 栾健
Priority to CN201810195311.6A priority Critical patent/CN108515489A/en
Publication of CN108515489A publication Critical patent/CN108515489A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
    • B25B27/143Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/008Leisure, hobby or sport articles, e.g. toys, games or first-aid kits; Hand tools; Toolboxes
    • F21V33/0084Hand tools; Toolboxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention discloses a kind of environmentally protective construction and decoration installation tools, upper shell including coaxial arrangement and lower shell, the upper shell and lower shell are the setting that is fixedly linked, the upper shell includes the inner cylinder and outer barrel of the double-deck setting, it is connected by sealing plate between the inner cylinder and outer barrel, the sealing plate is located at the middle part position on the lower side of the upper shell, the first spring is provided in interlayer between the inner cylinder and outer barrel, the lower end of first spring is connected on sealing plate, the upper end of first spring connects four slider guides, axially disposed guide runner is evenly equipped on the side wall of the inner cylinder.The present invention can make flat head screw that plumbness be kept to screw in work surface, reach ideal fastening effect, and due to being equipped with rotating cylinder, can convenience and high-efficiency continuously carry out operation, rotating shaft electric motor at the uniform velocity exports, and drives drum rotation, it can be achieved that being switched fast the installation station of screw by tension spring, it is efficiently convenient, there is practicability.

Description

A kind of environmentally protective construction and decoration installation tool
Technical field
The present invention relates to technical field of buildings, particularly relate to a kind of environmentally protective construction and decoration installation tool.
Background technology
Flat head screw is often screwed into work surface with screwdriver by the prior art in construction and decoration, due to manual work The unstability of industry, often twists screw askew, keeps fastening effect undesirable.
Invention content
Technical problem to be solved by the invention is to provide a kind of environmentally protective construction and decoration installation tools, to solve Above-mentioned technical problem.
In order to solve the above technical problems, the embodiment of the present invention, which provides a kind of environmentally protective construction and decoration, uses erector Tool, includes the upper shell and lower shell of coaxial arrangement, and the upper shell and lower shell are the setting that is fixedly linked, the upper shell packet The inner cylinder and outer barrel for including the double-deck setting, are connected between the inner cylinder and outer barrel by sealing plate, the sealing plate is located at institute The middle part position on the lower side of upper shell is stated, is provided with the first spring in the interlayer between the inner cylinder and outer barrel, described first The lower end of spring is connected on sealing plate, four slider guides of upper end connection of first spring, on the side wall of the inner cylinder It is furnished with axially disposed guide runner, each slider guide is connected to by a respective connecting rod on the lateral wall of same bearing, The bearing is located in inner cylinder, and the connecting rod is installed in guide runner, and the bearing inside interference is equipped with a guide rod;
It is axially provided with a shaft in the lower shell, fixed cylinder is fixed in the lower shell, the shaft is arranged in There is inner cavity, the inner cavity to be equipped with rotating cylinder and bull stick for fixed cylinder, the fixed cylinder, and the drum rotation is set in the shaft, The bull stick is fixed in shaft to rotate synchronously with shaft, and the side wall of the rotating cylinder is equipped with a short slot, the fixed cylinder Madial wall on be along the circumferential direction evenly equipped with four mounting portions, fixture block, the compression spring are equipped with by compression spring in the mounting portion It supports fixture block to be caught in the short slot to position the turned position of rotating cylinder, is equipped with and draws between the bull stick and the end face of rotating cylinder Spring is additionally provided with limited block on the end face of the rotating cylinder, and the shaft rotates and bull stick is driven to rotate synchronously, so that the bull stick Outer end fixture block is given up the throne out after the short slot, after the tension spring drives 90 ° of drum rotation, another fixture block is caught in described Short slot is along the circumferential direction evenly equipped with four screw installing holes of perforation on the rotating cylinder, and the fixed cylinder is equipped with and screw is pacified Fill corresponding four through-holes in hole;
The screw installing hole is used to position for housing flat head screw, the side wall of the screw installing hole equipped with multiple The arc locating ring of the flat head screw, the arc locating ring are fixed on by second spring on the side wall of screw installing hole, The groove of giving up the throne for housing the arc locating ring, the arc locating ring packet are additionally provided on the side wall of the screw installing hole Lower slide guide face and upper positioning surface are included, two matched upper positioning surfaces are used to engage the screw terminal of the flat head screw, under described Slide guide face when the flat head screw plants screw installing hole for forcing arc locating ring to be given up the throne into groove of giving up the throne;
After the fixture block is caught in short slot, the coaxial line of the upper shell and a wherein screw installing hole;
Each through-hole is equipped at intervals with two circular orientation rings in the axial direction;
The shaft drives its rotation by a rotating shaft electric motor;
The top of the lower shell is equipped with lighting device, and the lighting device includes illuminating lamp housing, before the illumination lamp housing Side is equipped with illuminating lamp shade, and the illumination lamp housing rear center is equipped with fixed plate, and the fixed plate is equipped with LED lamp panel, institute It states illumination lamp housing interior side and is equipped with the first reflector, being equipped with first between first reflector and illumination lamp housing is adjusted Bar, the other side is equipped with the second reflector inside the illumination lamp housing, and the is equipped between second reflector and illumination lamp housing Two adjusting rods, first reflector, the second reflective plate surface are equipped with reflective material layer, and the fixed plate rear is equipped with heat dissipation Fins set is articulated and connected between first reflector, the second reflector and illumination lamp housing.
The lateral wall of the upper shell is equipped with guide rail to match sliding with electric tool.
The above-mentioned technical proposal of the present invention has the beneficial effect that:
In said program, the present invention can make flat head screw that plumbness be kept to screw in work surface, reach ideal fastening Effect, and due to being equipped with rotating cylinder, can convenience and high-efficiency continuously carry out operation, rotating shaft electric motor at the uniform velocity exports, and passes through tension spring band turn Cylinder rotation is efficiently convenient, it can be achieved that be switched fast the installation station of screw, has practicability.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the present invention.
Fig. 2 is the schematic top plan view of the upper shell of the present invention.
Fig. 3 is the stereoscopic schematic diagram of the arc locating ring of the present invention.
Fig. 4 is the structure chart of the fixed cylinder of the present invention.
Fig. 5 is the structure chart of the rotating cylinder and fixed cylinder of the present invention.
Fig. 6 is the exploded view of the rotating cylinder and fixed cylinder of the present invention.
Fig. 7 is the structure chart of the lighting device of invention.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool Body embodiment is described in detail.
As shown in Figures 1 to 6, the embodiment of the present invention provides a kind of environmentally protective construction and decoration installation tool, including The upper shell 1 and lower shell 2 of coaxial arrangement, the upper shell 1 and lower shell 2 are the setting that is fixedly linked, and the upper shell 1 includes The inner cylinder 11 and outer barrel 12 of bilayer setting, are connected between the inner cylinder 11 and outer barrel 12 by sealing plate 3, the sealing plate 3 are located at the middle part position on the lower side of the upper shell 1, the upper shell 1 and lower shell 2 be in the axial direction it is hollow, it is described The first spring 4 is provided in interlayer between inner cylinder 11 and outer barrel 12, the lower end of first spring 4 is connected to sealing plate 3 On, the upper end of first spring 4 connects four slider guides 5, is evenly equipped on the side wall of the inner cylinder 11 axially disposed Guide runner 111, each slider guide 5 are connected to by a respective connecting rod 6 on the lateral wall of same bearing 7,7, the bearing In in inner cylinder 11, the connecting rod 6 is installed in guide runner 111, and 7 inside interference of the bearing is equipped with a guide rod 8.
It is axially provided with a shaft 13 in the lower shell 2, fixed cylinder 31, the shaft are fixed in the lower shell 2 13 are arranged in fixed cylinder 31, and there is the fixed cylinder 31 inner cavity, the inner cavity to be equipped with rotating cylinder 14 and bull stick 32,14 turns of the rotating cylinder Dynamic to be set in the shaft 13, the bull stick 32 is fixed in shaft 13 to be rotated synchronously with shaft 13, the rotating cylinder 14 Side wall is equipped with a short slot 33, and four mounting portions 34, the peace are along the circumferential direction evenly equipped on the madial wall of the fixed cylinder 31 Fixture block 36 is equipped with by compression spring 35 in dress portion 34, the compression spring 35 is supported fixture block 36 and is caught in the short slot 34 to position rotating cylinder 14 turned position is equipped with tension spring 37, is gone back on the end face of the rotating cylinder 14 between the bull stick 32 and the end face of rotating cylinder 14 Equipped with limited block 38, the shaft 13, which rotates, simultaneously drives bull stick 32 to rotate synchronously, so that the outer end of the bull stick 32 is by fixture block 36 give up the throne out after the short slot 33, and after the tension spring 37 drives rotating cylinder 14 to rotate 90 °, another fixture block 36 is caught in the short slot 33, four screw installing holes 15 of perforation are along the circumferential direction evenly equipped on the rotating cylinder 14, the screw installing hole 15 is along rotating cylinder Axial setting, the fixed cylinder 31 is equipped with four through-holes 39 corresponding with screw installing hole 15.
The screw installing hole 15 is equipped with multiple use for housing flat head screw 16, the side wall of the screw installing hole 15 4 arc locating rings 17 surround a whole circle in the arc locating ring 17 for positioning the flat head screw 16, the present embodiment, i.e., The radian of each arc locating ring 17 is 90 °, and the arc locating ring 17 is fixed on screw installing hole 15 by second spring 18 Side wall on, the groove 19 of giving up the throne for housing the arc locating ring 17 is additionally provided on the side wall of the screw installing hole 15, The arc locating ring 17 includes 172, the 4 matched upper positioning surfaces 172 in lower slide guide face 171 and upper positioning surface for engaging institute The screw terminal 161 of flat head screw 16 is stated, the lower slide guide face 171 in the flat head screw 16 for planting into screw installing hole 15 When force arc locating ring to be given up the throne into groove 19 of giving up the throne.
After the fixture block 36 is caught in short slot 33, the coaxial line of the upper shell 1 and a wherein screw installing hole 15;Described turn Axis 13 drives its rotation by a rotating shaft electric motor (not shown).The top of the guide rod 8 is equipped with the knife mutually chimeric with electric tool The bottom of slot 801, the guide rod 8 is equipped with the tip 802 mutually chimeric with the screw terminal 161 of flat head screw 16.The lower shell 2 Lower face is concordant face.The lateral wall of the upper shell 1 is equipped with guide rail 24 to match sliding with electric tool.Each institute It states screw installing hole 15 and is equipped at intervals with two circular orientation rings 17 in the axial direction.Underlying circular orientation ring can exist to screw Play the role of positioning correcting during pushing.
In use, first the logical lower section of flat head screw is placed into the screw installing hole of rotating cylinder, after being installed in place, flat head screw Screw terminal positioned just by the engaging of the arc locating ring of top, the guide rail on electric tool and upper shell lateral wall is matched Installation is closed, so that electric tool is moved along the rail, then the electrical header on electric tool and the cutter groove on the top of guide rod are mutually embedding It closes;Then the lower end of lower shell is placed in the place for needing to carry out fastened by screw, then continue to push the electronic of electric tool Head, drives flat head screw downlink until the lower end of flat head screw is contacted with work surface, during downlink, flat head screw by The limit of the arc locating ring of lower section, makes flat head screw remain and is consistent with axis, then start electric tool, make electricity Dynamic head knife-band is moved in flat head screw pressure people's work surface and carries out terminal operation.Due to guide rod, flat head screw can remain and operation The perpendicular state in face, therefore flat head screw can be made vertically to screw in work surface, reach ideal fastening effect.The guide rod Tip can have magnetism, so that attractive when tip is in contact with flat head screw.
After flat head screw is fully threaded in work surface, electrical header exits from, and electric tool is moved upwards along guide rail, the One spring by slider guide drive guide rod reset upwards, rotating shaft electric motor at the uniform velocity exports, by tension spring drive drum rotation, it can be achieved that Be switched fast the installation station of screw, rotating shaft electric motor does not drive drum rotation whithin a period of time, can using this gap come into The installation exercise of row screw, and (all installed all screws for being placed in screw installing hole within an entire duty cycle It is complete), rotating shaft electric motor need not start and stop, and only need uniform motion, improve the service life of motor, and efficiently convenient.
As shown in Figure 1 and Figure 7,2 top of the lower shell is equipped with lighting device 70, and the lighting device 70 includes headlamp Shell 71,71 front of the illumination lamp housing are equipped with illuminating lamp shade 72, and the 71 rear center of illumination lamp housing is equipped with fixed plate 73, The fixed plate 73 is equipped with LED lamp panel 74, and 71 interior side of illumination lamp housing is equipped with the first reflector 75, and described first The first adjusting rod 76 is equipped between reflector 75 and illumination lamp housing 71, it is anti-that the 71 inside other side of illumination lamp housing is equipped with second Tabula rasa 77 is equipped with the second adjusting rod 78, first reflector 75, second between second reflector 77 and illumination lamp housing 71 77 surface of reflector is equipped with reflective material layer 79, and 73 rear of the fixed plate is equipped with radiating fin group 80, and described first is reflective It is articulated and connected between plate 75, the second reflector 77 and illumination lamp housing 71.So when in use, it is adjusted in the first adjusting rod, second Realized respectively under the action of bar the first reflector, the second reflector swing aside or swing sideward it is dynamic, not only can be real Far and near adjusting is now illuminated, can also realize that illumination direction is adjusted to both sides, practicability is good.The fixed plate rear is equipped with heat dissipation Fins set.Radiating fin group can improve the heat dissipation area of LED lamp panel in this way, avoid the concentration of heat, improve heat dissipation effect, Extend the service life of lamps and lanterns.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (2)

1. a kind of environmentally protective construction and decoration installation tool, which is characterized in that the upper shell including coaxial arrangement and lower cylinder Body, the upper shell and lower shell are the setting that is fixedly linked, and the upper shell includes the inner cylinder and outer barrel of the double-deck setting, institute It states and is connected by sealing plate between inner cylinder and outer barrel, the sealing plate is located at the middle part position on the lower side of the upper shell, described interior The first spring is provided in interlayer between cylinder and outer barrel, the lower end of first spring is connected on sealing plate, and described The upper end of one spring connects four slider guides, and axially disposed guide runner, Mei Gesuo are evenly equipped on the side wall of the inner cylinder It states slider guide to be connected on the lateral wall of same bearing by a respective connecting rod, the bearing is located in inner cylinder, the connecting rod It is installed in guide runner, the bearing inside interference is equipped with a guide rod;
It is axially provided with a shaft in the lower shell, fixed cylinder is fixed in the lower shell, the shaft is arranged in fixation There is inner cavity, the inner cavity to be equipped with rotating cylinder and bull stick for cylinder, the fixed cylinder, and the drum rotation is set in the shaft, described Bull stick is fixed in shaft to being rotated synchronously with shaft, and the side wall of the rotating cylinder is equipped with a short slot, the fixed cylinder it is interior Four mounting portions are along the circumferential direction evenly equipped on side wall, the mounting portion is interior to be equipped with fixture block by compression spring, and the compression spring is supported Fixture block is caught in the short slot to position the turned position of rotating cylinder, and tension spring, institute are equipped between the bull stick and the end face of rotating cylinder It states and is additionally provided with limited block on the end face of rotating cylinder, the shaft rotates and bull stick is driven to rotate synchronously, so that the bull stick is outer End gives up the throne out fixture block after the short slot, and after the tension spring drives 90 ° of drum rotation, another fixture block is caught in described lack Slot is along the circumferential direction evenly equipped with four screw installing holes of perforation on the rotating cylinder, and the fixed cylinder is equipped with and screw is installed Corresponding four through-holes in hole;
The screw installing hole is for housing flat head screw, and the side wall of the screw installing hole is equipped with multiple described for positioning The arc locating ring of flat head screw, the arc locating ring is fixed on by second spring on the side wall of screw installing hole, described The groove of giving up the throne for housing the arc locating ring is additionally provided on the side wall of screw installing hole, under the arc locating ring includes Slide guide face and upper positioning surface, two matched upper positioning surfaces are used to engage the screw terminal of the flat head screw, the lower slide guide Face when the flat head screw plants screw installing hole for forcing arc locating ring to be given up the throne into groove of giving up the throne;
After the fixture block is caught in short slot, the coaxial line of the upper shell and a wherein screw installing hole;
Each through-hole is equipped at intervals with two circular orientation rings in the axial direction;
The shaft drives its rotation by a rotating shaft electric motor;
The top of the lower shell is equipped with lighting device, and the lighting device includes illumination lamp housing, is set in front of the illumination lamp housing There are illuminating lamp shade, the illumination lamp housing rear center to be equipped with fixed plate, the fixed plate is equipped with LED lamp panel, the photograph Bright lamp shell interior side is equipped with the first reflector, and the first adjusting rod, institute are equipped between first reflector and illumination lamp housing It states the other side inside illumination lamp housing and is equipped with the second reflector, being equipped with second between second reflector and illumination lamp housing is adjusted Bar, first reflector, the second reflective plate surface are equipped with reflective material layer, and the fixed plate rear is equipped with radiating fin Group is articulated and connected between first reflector, the second reflector and illumination lamp housing.
2. upper shell according to claim 1, which is characterized in that the lateral wall of the upper shell be equipped with guide rail to Electric tool matches sliding.
CN201810195311.6A 2018-03-09 2018-03-09 A kind of environmentally protective construction and decoration installation tool Withdrawn CN108515489A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810195311.6A CN108515489A (en) 2018-03-09 2018-03-09 A kind of environmentally protective construction and decoration installation tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810195311.6A CN108515489A (en) 2018-03-09 2018-03-09 A kind of environmentally protective construction and decoration installation tool

Publications (1)

Publication Number Publication Date
CN108515489A true CN108515489A (en) 2018-09-11

Family

ID=63433057

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810195311.6A Withdrawn CN108515489A (en) 2018-03-09 2018-03-09 A kind of environmentally protective construction and decoration installation tool

Country Status (1)

Country Link
CN (1) CN108515489A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105240772A (en) * 2015-11-10 2016-01-13 德文能源股份有限公司 Vehicle illumination lamp
CN106002809A (en) * 2016-06-14 2016-10-12 董昕武 Mounting tool for municipal buildings
CN106217297A (en) * 2016-07-19 2016-12-14 张西平 A kind of building municipal administration gardens installation tool
CN107336183A (en) * 2017-08-09 2017-11-10 浙江镜湖建设集团有限公司 A kind of installation equipment for civic building
CN106181881B (en) * 2016-07-19 2017-12-26 雨发建设集团有限公司 A kind of installation tool for building municipal gardens improvement
CN106166721B (en) * 2016-07-19 2017-12-29 温州绿瑜建设有限公司 A kind of environment-friendly type municipal administration gardens installation tool

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105240772A (en) * 2015-11-10 2016-01-13 德文能源股份有限公司 Vehicle illumination lamp
CN106002809A (en) * 2016-06-14 2016-10-12 董昕武 Mounting tool for municipal buildings
CN106217297A (en) * 2016-07-19 2016-12-14 张西平 A kind of building municipal administration gardens installation tool
CN106181881B (en) * 2016-07-19 2017-12-26 雨发建设集团有限公司 A kind of installation tool for building municipal gardens improvement
CN106166721B (en) * 2016-07-19 2017-12-29 温州绿瑜建设有限公司 A kind of environment-friendly type municipal administration gardens installation tool
CN107336183A (en) * 2017-08-09 2017-11-10 浙江镜湖建设集团有限公司 A kind of installation equipment for civic building

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WW01 Invention patent application withdrawn after publication

Application publication date: 20180911

WW01 Invention patent application withdrawn after publication
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Addressee: Luan Jian

Document name: Notification of Approving Refund

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