CN206844907U - A kind of environment-friendly type hinge - Google Patents
A kind of environment-friendly type hinge Download PDFInfo
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- CN206844907U CN206844907U CN201720780460.XU CN201720780460U CN206844907U CN 206844907 U CN206844907 U CN 206844907U CN 201720780460 U CN201720780460 U CN 201720780460U CN 206844907 U CN206844907 U CN 206844907U
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- hinge
- axle sleeve
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Abstract
A kind of environment-friendly type hinge, including the first hinge, the second hinge and hinge axis are the utility model is related to, the first described hinge is provided with the first axle sleeve, and the first hinge and the first axle sleeve are integral type structure；The second described hinge is provided with the second axle sleeve, and the second hinge and the second axle sleeve are integral type structure；The interlaced laying of first axle sleeve and the second axle sleeve, described hinge axis sequentially passes through the first axle sleeve and the second axle sleeve, and the both ends of hinge axis, in two the first axle sleeves of the first hinge, the second described hinge is rotatably assorted with the first hinge；Insulating corrosion layer is provided with first hinge, the second hinge, the first axle sleeve and the second axle sleeve；The utility model has the advantages that simple in construction, easy for installation, monoblock cast, intensity is high, and service life is long.
Description
Technical field
It the utility model is related to a kind of environment-friendly type hinge.
Background technology
Hinge is also known as hinge and is for connection to two solids and allows the mechanical device to rotate between the two, Furniture fittings
Hinge occupies critical positions in accessory；Hinge generally includes the second hinge of the second hinge, the first hinge and connection, first hinge
Bearing pin, usual first hinge are used to be fixed on column, vehicle frame or wall, the second hinge and door Joint so that Men Raoxiao
Axle rotation is with two states opened or closed；During real life, due to the second hinge rotational angle of hinge
Do not have spacing, when causing rotating opening, easily contacted with the column or vehicle body of surrounding so that occur scar on door, influence
Client uses.
Existing hood, trunk lid, lifting door and side door etc. are iron-based material（Density 7.784g/cm3）；Phase
It is lighter than iron-based material, mg-based material（Density 1.738g/cm3）, there is more preferable specific strength, specific stiffness, in body lightening side
There is obvious advantage in face, therefore can be mg-based material by hood, trunk lid, the lifting part design such as door and side door.
But the hinge for location engine cover, trunk lid, lifting door and side door to be arranged on vehicle body is mostly iron
Sill, and mg-based material（Electrical potential difference -2.732V）With iron-based material（Electrical potential difference -0.447V）There are larger potential difference, iron-based
Material directly contacts with mg-based material can produce electrochemical corrosion；That is, hold between the part such as hinge and hood
Electrochemical corrosion is also easy to produce, so as to limit the extensive use of mg-based material.
In order to solve the above technical problems, as Chinese patent literature discloses a kind of anti-corrosion hinge（Application number：
201320719232.3 ）, including the body and support being fixed together, the body is used for and body of a motor car is fixed and connected
Connect, the support is used to be fixedly connected with automobile door cover, and the support is provided with absolutely with the one side that the automobile door cover is in contact
Edge anticorrosive coat；Conventional hinge, insulating corrosion layer are electroplated using dark nickel, as its surface treatment, are had a disadvantage in that：First, dark nickel
Plating, no matter its finishing process or negative product is processed, owe environmental protection, influence product competitiveness；Second, corrosion resistance
Can be relatively low, influence the life-span；Third, high expensive, influences occupation rate of market rate.
For problem above, therefore, it is necessary to make improvements.
Utility model content
The utility model be in order to overcome it is above-mentioned in the prior art the defects of, there is provided it is a kind of simple in construction, easy to use, carry
The environment-friendly type hinge of high antiseptic property.
In order to reach object above, technical scheme is used by the utility model：A kind of environment-friendly type hinge, including first
Hinge, the second hinge and hinge axis, the first described hinge are provided with the first axle sleeve, and the first hinge and the first axle sleeve are integral type
Structure；The second described hinge is provided with the second axle sleeve, and the second hinge and the second axle sleeve are integral type structure；First axle sleeve
With the interlaced laying of the second axle sleeve, described hinge axis sequentially passes through the first axle sleeve and the second axle sleeve, and the both ends of hinge axis
In two the first axle sleeves of the first hinge, the second described hinge is rotatably assorted with the first hinge；First hinge,
Insulating corrosion layer is provided with two hinges, the first axle sleeve and the second axle sleeve.
As a kind of preferred scheme of the present utility model, the insulating corrosion layer includes layer of iron-nickel alloy and electrocoating film；Electricity
Swimming film is fitted in layer of iron-nickel alloy, and layer of iron-nickel alloy is attached to the first hinge, the second hinge, the first axle sleeve and the second axle sleeve
On.
As a kind of preferred scheme of the present utility model, the thickness of the layer of iron-nickel alloy is 1~2 μm, the thickness of electrocoating film
Spend for 12~16 μm, the transparent color of electrocoating film.
As a kind of preferred scheme of the present utility model, the middle part of the hinge axis is provided with Anti-theft groove, Anti-theft groove annular cloth
Corresponding on hinge axis, the first axle, which is put, is provided with the anti-theft hole corresponding with antitheft groove location, anti-theft hole
On anti-theft bolt is installed；Anti-theft bolt is mutually butted in Anti-theft groove through anti-theft hole.
As a kind of preferred scheme of the present utility model, the both ends of the hinge axis are formed with screw thread, on described screw thread
Limited cap is connected with, limited cap is connected with threads turn.
The insulating corrosion layer processing technology of a kind of environment-friendly type hinge, it is characterized in that comprising the following steps：
Step 1：Ultrasonic oil removal：Using medium temperature removing oil-removing wax powder that hinge workpiece surface oily waste treatment is clean, oil removing removes
Wax powder 100-500g, temperature are generally 60-80 degree, minute time 2-10；
Step 2：Surface cleaning processing, hinge workpiece being immersed into degreasing fluid, degreasing fluid is two-in-one degreasing and rust removal liquid medicine, two
It is 1000-2000 milliliters to unify degreasing and rust removal liquid medicine dosage；Degreasing and rust removal time 2-10min, 60-80 DEG C of temperature；By above-mentioned warp
Cross degreasing and rust removal hinge workpiece be put into 40-50 DEG C of hot water clean it is multiple；Hinge workpiece surface oxide skin and iron rust are removed, will
Cold water wash is put into by the product of hot water wash；The part washed through subcooled water is subjected to pickling, then washed；
Step 3：Ironware chemical polishing：By the part in step 2 after surface cleaning is handled, it is needed to be polished
Surface carry out ironware chemical polishing processing, using ironware chemical polishing liquid medicine, thoroughly remove surface oxide layer, remove cut and
Burr, expose workpiece surface iron true qualities, normal temperature processing, minute time 2-10；
Step 4：Alloy as catalyst：Using environmentally friendly alloy as catalyst technique, the surface base for the hinge workpiece handled well in step 3
The layer of iron-nickel alloy of one layer of 1-2 micron is catalyzed out on material, black nickel background color, temperature 85-90 degree, time 2- is presented in the layer of iron-nickel alloy
10 minutes；
Step 5：Silane antirust：Using silane anti-corrosive technology, on the basis of step 4, protection hinge workpiece ground is not complete
The full ground for being catalyzed into alloy, prevents from getting rusty, and improves antirust ability, under normal temperature state, minute time 2-5；
Step 6：Electrophoresis blooming：Using the ECB-700 high-performance propylene of the high outstanding science and technology limited Company production in Jiangxi Province
Sour electrophoretic paint, the transparent electrocoating film that electrophoresis on the ground of alloy as catalyst adds one layer of 12-16 micron is carried out in step 5, protects ground,
Alloy-layer anti-corrosion and chemical-resistance are improved, salt spray resistance test is reached more than 48 hours；
Step 7：Baking：Half an hour is toasted using 160 °C of temperature, makes electrodeposited paint film that film forming be fully cured, is adsorbed in hinge
The surface of workpiece.
As a kind of preferred scheme of the present utility model, it containing volume ratio is 8%~50% that the solution of the pickling, which is,
Nitric acid and hydrofluoric acid and the mixed solution of the deionized water of surplus that volume ratio is 0.05%~6%, etching time is 1~2 minute.
As a kind of preferred scheme of the present utility model, described polishing liquid medicine its raw material by weight, including such as the following group
Point：Polishing particles：0.1~100 part；Oxidant A：0.05~2 part；Oxidant B：0.05~2 part；Metal chelating agent：0.1~10
Part；Metal inhibitor：0.1~10 part；Metal solubilizer：0.01~0.5 part；Metal thickener：0.01~0.2 part；Builder；
0.5~1 part；Aqueous medium：80~90 parts；
As a kind of preferred scheme of the present utility model, polishing liquid medicine its raw material by weight, including following component：Throw
Light particle：5~50 parts；Oxidant A：0.1~1 part；Oxidant B：0.1~1 part；Metal chelating agent：0.5~5 part；Corrosion inhibition for metal
Agent：0.5~5 part；Metal solubilizer：0.1~0.2 part；Metal thickener：0.08~0.1 part；Builder；0.7~0.9 part；Water
Property medium：85~88 parts；
As a kind of preferred scheme of the present utility model, the polishing particles be selected from single-crystal diamond, polycrystalline diamond,
At least one of alundum (Al2O3), zirconium dioxide, titanium dioxide, ceria, fumed silica and cataloid；
One or more combinations of the oxidant A in the potassium ferricyanide, potassium permanganate, periodic acid and hydrogen peroxide；The oxidation
Agent B is selected from sodium nitrate, sodium chromate, sodium molybdate, one or more combinations in natrium nitrosum；The metal chelating agent is selected from
At least one of ammonia, amino acid and organic acid；The metal inhibitor is to derive selected from nitogen-contained heterocycle derivant, sulfur heterocyclic ring
Thing and simultaneously at least one of the Hete rocyclic derivatives containing nitrogen, sulphur；Metal solubilizer is poloxamer, Tween-80, dodecane
One kind, two or more composition in base sodium sulphate；Metal thickener is PEG-4000, polyacrylic acid, gathered
Acrylamide；Builder is sodium phosphate, potassium carbonate or benzene sulfonic acid sodium salt.
As a kind of preferred scheme of the present utility model, the method for the alloy as catalyst technique, step is as follows：
1）Take the nickel sulfate of 17~23 parts by weight, the lactic acid of 2~3 parts by weight, the sodium citrate of 1~2 parts by weight, 0.0008
The sulphur light powder of~0.0012 parts by weight is well mixed to obtain component A；
2）The sodium hypophosphite of 20~26 parts by weight, the sodium acetate of 6~10 parts by weight, the lactic acid of 2~3 parts by weight, 0.5
The sodium citrate of~1 parts by weight, the iodine sodium powder of 0.04~0.08 parts by weight, the ammonia potassium powder of 0.3~0.5 parts by weight are well mixed
To B component；
3）Take the well mixed obtained component C of sodium citrate, the ammonia potassium powder of 0.3~0.5 parts by weight of 0.5~1 parts by weight；
4）After adding water fully to dissolve component A obtained above, B component and component C, the environment-friendly type surface alloy is produced
Catalytic liquid, i.e. layer of iron-nickel alloy.
The beneficial effects of the utility model are：
1. the utility model has the advantages that simple in construction, easy for installation, monoblock cast, intensity is high, and service life is long；
2. the utility model, without potassium polypropylene electrophoretic coating and electrophoresis processing technology, thoroughly takes leave of tradition hinge using nanoscale
Chain uses the history of dark nickel plating, adds the adhesion of hinge basic unit, reaches the effect for improving hinge antiseptic property；
3. by anti-theft hole, the cooperation between anti-theft bolt and Anti-theft groove, the safety in utilization of hinge is added.
Brief description of the drawings
Fig. 1 is the utility model embodiment structural representation；
Fig. 2 is the utility model embodiment hinge axis structural representation；
Fig. 3 is the utility model embodiment A-A sectional views；
Reference in figure：First hinge 1, the second hinge 2, hinge axis 3, anti-theft hole 5, anti-theft bolt 6, screw thread 7 are spacing
Cap 8, the first axle sleeve 11, layer of iron-nickel alloy 13, electrocoating film 14, the second axle sleeve 24, Anti-theft groove 31.
Embodiment
The utility model embodiment is elaborated below in conjunction with the accompanying drawings.
Embodiment：As Figure 1-3, a kind of environment-friendly type hinge, including the first hinge 1, the second hinge 2 and hinge axis 3, institute
The first hinge 1 stated is provided with the first axle sleeve 11, and the first hinge 1 and the first axle sleeve 11 are integral type structure；Described second is closed
Page 2 is provided with the second axle sleeve 24, and the second hinge 2 and the second axle sleeve 24 are integral type structure；Add hinge bulk strength and
Firmness, it ensure that safety in utilization；First axle sleeve, 11 and second axle sleeve, the 24 interlaced laying, described hinge axis 3
The first axle sleeve 11 and the second axle sleeve 24 are sequentially passed through, and the both ends of hinge axis 3 are located at two the first axle sleeves 11 of the first hinge 1
Interior, the second described hinge 2 is rotatably assorted with the first hinge 1；The utility model has simple in construction, easy for installation, overall casting
Make, the advantages that intensity is high, and service life is long；It is respectively provided with first hinge 1, the second hinge 2, the first axle sleeve 11 and the second axle sleeve 24
There is insulating corrosion layer；By setting insulating corrosion layer, the corrosion of hinge is ensure that, extends the service life of hinge.
Insulating corrosion layer includes layer of iron-nickel alloy 13 and electrocoating film 14；Electrocoating film 14 is used to protect hinge ground, improves hinge
The anti-corrosion and chemical-resistance of chain, electrocoating film 14 are fitted in layer of iron-nickel alloy 13, and layer of iron-nickel alloy 13 is attached to the first hinge
1st, on the second hinge 2, the first axle sleeve 11 and the second axle sleeve 24；The utility model using nanoscale without potassium polypropylene electrophoretic coating and
Electrophoresis processing technology, the history that conventional hinge uses the plating of dark nickel is thoroughly taken leave of, improves decay resistance, extending influences the longevity
Life.
The thickness of layer of iron-nickel alloy 13 is 1~2 μm, and the thickness of electrocoating film 14 is 12~16 μm, 14 transparent color of electrocoating film.
The middle part of hinge axis 3 is provided with Anti-theft groove 31, and the annular of Anti-theft groove 31 is laid on hinge axis 3, corresponding, institute
State the first axle sleeve 11 and be provided with the anti-theft hole 5 corresponding with the position of Anti-theft groove 31, anti-theft bolt 6 is installed in anti-theft hole 5；It is antitheft
Bolt 6 is butted in Anti-theft groove 31 through the phase of anti-theft hole 5；By anti-theft hole 5, the cooperation between anti-theft bolt 6 and Anti-theft groove 31, increase
Added the safety in utilization of hinge, when anti-theft bolt 6 is connected in Anti-theft groove 31 by anti-theft hole 5, the upper end of anti-theft bolt 6 with
The upper end of second axle sleeve 24 is in same level, while ensureing antitheft safe to use, does not influence the use of hinge, also not
Influence the aesthetics of hinge.
The both ends of hinge axis 3 are connected with limited cap 8 formed with screw thread 7 on described screw thread 7,7 turns of limited cap 8 and screw thread
Dynamic connection；The setting of limited cap 8 causes hinge to be less likely to be damaged, and service life is longer.
The insulating corrosion layer processing technology of a kind of environment-friendly type hinge, it is characterized in that comprising the following steps：
Step 1：Ultrasonic oil removal：Using medium temperature removing oil-removing wax powder that hinge workpiece surface oily waste treatment is clean, oil removing removes
Wax powder 100-500g, temperature are generally 60-80 degree, minute time 2-10；
Step 2：Surface cleaning processing, hinge workpiece being immersed into degreasing fluid, degreasing fluid is two-in-one degreasing and rust removal liquid medicine, two
It is 1000-2000 milliliters to unify degreasing and rust removal liquid medicine dosage；Degreasing and rust removal time 2-10min, 60-80 DEG C of temperature；By above-mentioned warp
Cross degreasing and rust removal hinge workpiece be put into 40-50 DEG C of hot water clean it is multiple；Hinge workpiece surface oxide skin and iron rust are removed, will
Cold water wash is put into by the product of hot water wash；The part washed through subcooled water is subjected to pickling, then washed；
Step 3：Ironware chemical polishing：By the part in step 2 after surface cleaning is handled, it is needed to be polished
Surface carry out ironware chemical polishing processing, using ironware chemical polishing liquid medicine, thoroughly remove surface oxide layer, remove cut and
Burr, expose workpiece surface iron true qualities, normal temperature processing, minute time 2-10；
Step 4：Alloy as catalyst：Using environmentally friendly alloy as catalyst technique, the surface base for the hinge workpiece handled well in step 3
The layer of iron-nickel alloy 13 of one layer of 1-2 micron is catalyzed out on material, the layer of iron-nickel alloy 13 is presented black nickel background color, temperature 85-90 degree, when
Between 2-10 minutes；
Step 5：Silane antirust：Using silane anti-corrosive technology, on the basis of step 4, protection hinge workpiece ground is not complete
The full ground for being catalyzed into alloy, prevents from getting rusty, and improves antirust ability, under normal temperature state, minute time 2-5；
Step 6：Electrophoresis blooming：Using the ECB-700 high-performance propylene of the high outstanding science and technology limited Company production in Jiangxi Province
Sour electrophoretic paint, the transparent electrocoating film 14 that electrophoresis on the ground of alloy as catalyst adds one layer of 12-16 micron is carried out in step 5, protects bottom
Material, alloy-layer anti-corrosion and chemical-resistance are improved, salt spray resistance test is reached more than 48 hours；
Step 7：Baking：Half an hour is toasted using 160 °C of temperature, makes electrodeposited paint film that film forming be fully cured, is adsorbed in hinge
The surface of workpiece.
Hydrofluoric acid that nitric acid and the volume ratio that it is 8%~50% containing volume ratio that the solution of pickling, which is, are 0.05%~6% and
The mixed solution of the deionized water of surplus, etching time are 1~2 minute.
Polish liquid medicine its raw material by weight, including following component：Polishing particles：0.1~100 part；Oxidant A：
0.05~2 part；Oxidant B：0.05~2 part；Metal chelating agent：0.1~10 part；Metal inhibitor：0.1~10 part；Metal increases
Solvent：0.01~0.5 part；Metal thickener：0.01~0.2 part；Builder；0.5~1 part；Aqueous medium：80~90 parts；
Polishing particles provided by the present invention are selected from single-crystal diamond, polycrystalline diamond, alundum (Al2O3), titanium dioxide
At least one of zirconium, titanium dioxide, ceria, fumed silica and cataloid；Inventor's discovery, polishing
Grain can remove the ironware surface reactant being in contact with abrasive grains by its mechanical abrasive action, so as to realize ironware material
Removal, and by adding metal complex so that the oxide or metal that metal complex can be formed with ironware surface
Ion carries out reaction and forms soluble complexes, and then improves material removing rate, reduces the defects of metal oxide particle causes,
In addition, metal inhibitor can form one layer of fine and close passivating film on ironware surface, so as to prevent from occurring in polishing
Corrosion, therefore by using chemical reaction and the synergy of mechanical lapping, ultra-smooth ironware surface can be obtained, and invent
People is had been surprisingly found that by many experiments, the polishing liquid medicine combined using inventive formulation, ironware can be caused to have low surface
Roughness and it is low the defects of quantity functional characteristic.
Ironware chemical polishing liquid medicine provided by the invention includes oxidant A and oxidant B；The oxidant A is selected from iron cyanogen
Change one or more combinations in potassium, potassium permanganate, periodic acid and hydrogen peroxide；The oxidant B is selected from sodium nitrate, chromic acid
Sodium, sodium molybdate, one or more combinations in natrium nitrosum；For medal polish, generally accepted process aoxidizes for metal
The soft aquation oxide layer of matter is formed, then oxide layer is removed, and exposes fresh metal again.Such process is reciprocal, so as to real
Existing polishing process is carried out continuously.For hinge, most of hinge is made of iron or stainless steel material, Cr and Te tools
There is apparent metallicity.Therefore, in the polishing process of hinge surface, oxidant is carried out continuously with pole for polishing process
Its important effect.And inventor promotes Te oxidation, realizes three kinds by the synergy of two kinds of oxidants
The uniform alumina of element.
Metal chelating agent is selected from least one of ammonia, amino acid and organic acid；The metal inhibitor is selected from nitrogenous
Hete rocyclic derivatives, sulfur heterocyclic ring derivative and at least one of Hete rocyclic derivatives containing nitrogen, sulphur simultaneously；Metal solubilizer is
One kind, two or more composition in poloxamer, Tween-80, lauryl sodium sulfate；Metal thickener is poly-
Ethylene glycol -4000, polyacrylic acid, polyacrylamide；Builder is sodium phosphate, potassium carbonate or benzene sulfonic acid sodium salt.
The method of the alloy as catalyst technique, step are as follows：
1）Take the nickel sulfate of 17~23 parts by weight, the lactic acid of 2~3 parts by weight, the sodium citrate of 1~2 parts by weight, 0.0008
The sulphur light powder of~0.0012 parts by weight is well mixed to obtain component A；
2）The sodium hypophosphite of 20~26 parts by weight, the sodium acetate of 6~10 parts by weight, the lactic acid of 2~3 parts by weight, 0.5
The sodium citrate of~1 parts by weight, the iodine sodium powder of 0.04~0.08 parts by weight, the ammonia potassium powder of 0.3~0.5 parts by weight are well mixed
To B component；
3）Take the well mixed obtained component C of sodium citrate, the ammonia potassium powder of 0.3~0.5 parts by weight of 0.5~1 parts by weight；
4）After adding water fully to dissolve component A obtained above, B component and component C, the environment-friendly type surface alloy is produced
Catalytic liquid, i.e. layer of iron-nickel alloy 13.
The described above of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model；Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Although reference in figure has more been used herein：First hinge 1, the second hinge 2, hinge axis 3, anti-theft hole 5,
Anti-theft bolt 6, screw thread 7, limited cap 8, the first axle sleeve 11, layer of iron-nickel alloy 13, electrocoating film 14, the second axle sleeve 24, Anti-theft groove 31
Deng term, but it is not precluded from the possibility using other terms.Conciliate using these terms just for the sake of more easily description
Release essence of the present utility model；Being construed as any additional limitation is disagreed with the utility model spirit
's.
Claims (5)
- A kind of 1. environment-friendly type hinge, it is characterised in that：Including the first hinge（1）, the second hinge（2）And hinge axis（3）, it is described First hinge（1）It is provided with the first axle sleeve（11）, the first hinge（1）With the first axle sleeve（11）For integral type structure；Described Two hinges（2）It is provided with the second axle sleeve（24）, the second hinge（2）With the second axle sleeve（24）For integral type structure；The first axle Set（11）With the second axle sleeve（24）Interlaced laying, described hinge axis（3）Sequentially pass through the first axle sleeve（11）With the second axle Set（24）, and hinge axis（3）Both ends be located at the first hinge（1）Two the first axle sleeves（11）The second interior, described hinge（2） With the first hinge（1）It is rotatably assorted；First hinge（1）, the second hinge（2）, the first axle sleeve（11）With the second axle sleeve（24） On be provided with insulating corrosion layer.
- A kind of 2. environment-friendly type hinge according to claim 1, it is characterised in that：The insulating corrosion layer includes iron-nickel alloy Layer（13）And electrocoating film（14）；Electrocoating film（14）Fit in layer of iron-nickel alloy（13）On, layer of iron-nickel alloy（13）It is attached to first Hinge（1）, the second hinge（2）, the first axle sleeve（11）With the second axle sleeve（24）On.
- A kind of 3. environment-friendly type hinge according to claim 2, it is characterised in that：The layer of iron-nickel alloy（13）Thickness be 1~2 μm, electrocoating film（14）Thickness be 12~16 μm, electrocoating film（14）Transparent color.
- A kind of 4. environment-friendly type hinge according to claim 1, it is characterised in that：The hinge axis（3）Middle part be provided with it is anti- Steal groove（31）, Anti-theft groove（31）Annular is laid in hinge axis（3）On, corresponding, first axle sleeve（11）It is provided with With Anti-theft groove（31）The corresponding anti-theft hole in position（5）, anti-theft hole（5）On anti-theft bolt is installed（6）；Anti-theft bolt（6）Wear Cross anti-theft hole（5）Mutually it is butted on Anti-theft groove（31）It is interior.
- A kind of 5. environment-friendly type hinge according to claim 4, it is characterised in that：The hinge axis（3）Both ends formed with Screw thread（7）, described screw thread（7）On be connected with limited cap（8）, limited cap（8）With screw thread（7）Rotation connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720780460.XU CN206844907U (en) | 2017-06-30 | 2017-06-30 | A kind of environment-friendly type hinge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720780460.XU CN206844907U (en) | 2017-06-30 | 2017-06-30 | A kind of environment-friendly type hinge |
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| Publication Number | Publication Date |
|---|---|
| CN206844907U true CN206844907U (en) | 2018-01-05 |
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ID=60803757
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720780460.XU Expired - Fee Related CN206844907U (en) | 2017-06-30 | 2017-06-30 | A kind of environment-friendly type hinge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448083A (en) * | 2017-06-30 | 2017-12-08 | 浙江省平湖铰链有限公司 | A kind of environment-friendly type hinge and its processing technology |
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2017
- 2017-06-30 CN CN201720780460.XU patent/CN206844907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448083A (en) * | 2017-06-30 | 2017-12-08 | 浙江省平湖铰链有限公司 | A kind of environment-friendly type hinge and its processing technology |
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