CN207436300U - Denoising device and noise reducing apparatus - Google Patents
Denoising device and noise reducing apparatus Download PDFInfo
- Publication number
- CN207436300U CN207436300U CN201820329279.1U CN201820329279U CN207436300U CN 207436300 U CN207436300 U CN 207436300U CN 201820329279 U CN201820329279 U CN 201820329279U CN 207436300 U CN207436300 U CN 207436300U
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- abatvoix
- skeleton
- denoising device
- stent
- mounting portion
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- 238000010276 construction Methods 0.000 abstract description 9
- 230000009897 systematic effect Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- 230000008439 repair process Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Abstract
The utility model provides a kind of denoising device and noise reducing apparatus, belongs to noise reduction technology field.Denoising device includes abatvoix, stent and skeleton, and for being fixedly mounted on wall, stent is connected skeleton with skeleton and abatvoix respectively, and stent is used to abatvoix being fixedly installed on skeleton, so that abatvoix with forming cavity between the walls.The denoising device is simple in structure, install convenient, and short construction period is easy to replace and maintain, to the form of metope almost without particular/special requirement, comprehensive and systematic can meet the metope noise reduction engineering of various places, whole with strong applicability, using effect is preferable.Noise reducing apparatus includes denoising device, has the repertoire of the denoising device.
Description
Technical field
The utility model is related to noise reduction technology field, in particular to a kind of denoising device and noise reducing apparatus.
Background technology
The mode of existing metope noise reduction mainly has following two：
Column sound barrier noise reduction：
Column sound barrier is only applicable to both sides of the road, based on both sides of the road anti-collision wall or pile foundation, boundary of works area office
Sex-limited big, column is big with board quality, and size is big, and when installation needs to use lifting machine, complicated construction technique.
Adhesive type sound-absorbing material noise reduction：
Adhesive type sound-absorbing material noise reduction is mainly used for the noise reduction of workshop or house, and noise reduction is poor, and weatherability, waterproof
Property and fire line are poor.
Inventor has found under study for action, is at least had the following disadvantages in existing correlation technique：
Complicated, installation is inconvenient；
Applicability is poor.
Utility model content
The purpose of this utility model is to provide a kind of denoising devices, improve the deficiencies in the prior art, simple in structure,
Install convenient, short construction period is easy to replace and maintain, can be with comprehensive system to the form of metope almost without particular/special requirement
The metope noise reduction engineering for meeting various places, whole with strong applicability, using effect is preferable.
The another object of the utility model is the provision of a kind of noise reducing apparatus, including denoising device mentioned above,
It has the repertoire of the denoising device.
What the embodiment of the utility model was realized in：
The embodiment of the utility model provides a kind of denoising device, including abatvoix, stent and skeleton, the skeleton
For being fixedly mounted on wall, the stent is connected respectively with the skeleton and the abatvoix, and the stent is used for institute
It states abatvoix to be fixedly installed on the skeleton, so that the abatvoix forms cavity between the walls with described；
The stent is provided with the mounting portion and abutting part of interconnection, and the mounting portion is connected with the skeleton, described
Abutting part has first to be embedded slot, and the bottom of the abatvoix is embedded at described first and is embedded in slot and is supported with the abutting part
It connects.
Specifically, the denoising device is simple in structure, install convenient, short construction period is easy to replace and maintain, to metope
Form almost without particular/special requirement, comprehensive and systematic can meet the metope noise reduction engineering of various places, it is whole with strong applicability,
Using effect is preferable.
Optionally, the stent is additionally provided with the limiting section being connected with the mounting portion, and the limiting section is embedding with second
If slot, described second is embedded at the top of the abatvoix and is embedded in slot.
Optionally, the stent is additionally provided with the support portion being connected with the mounting portion, and the support zone is in the bone
Between frame and the abatvoix and for increasing the distance between the skeleton and the abatvoix.
Optionally, the quantity of the mounting portion is two, and two installation positions are in the both sides of the support portion.
Optionally, the mounting portion, the abutting part, the limiting section and the support portion are integrally formed.
Optionally, the denoising device further includes fastening bolt, and the mounting portion is fixedly connected by the fastening bolt
In the skeleton.
Optionally, the abatvoix includes abatvoix body and metal outer frame, and the abatvoix body is located at the metal
It the inside of outline border and is fixedly connected with the metal outer frame, the metal outer frame has multiple equally distributed through holes.
Optionally, the denoising device further includes expansion bolt, and the skeleton is fixedly mounted on by the expansion bolt
On the wall.
The embodiment of the utility model additionally provides a kind of noise reducing apparatus, including denoising device mentioned above, tool
There is the repertoire of the denoising device.
Compared with prior art, the advantageous effect of the utility model embodiment includes：
The denoising device is simple in structure, install convenient, and short construction period is easy to replace and maintain, to the form of metope
Almost without particular/special requirement, the metope noise reduction engineering of various places comprehensive and systematic can be met, it is whole with strong applicability, use effect
Fruit is preferable.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structure diagram at the first visual angle of denoising device that the utility model embodiment 1 provides；
Fig. 2 is the close-up schematic view at A in denoising device shown in FIG. 1；
Fig. 3 is the structure diagram at the second visual angle of denoising device that the utility model embodiment 1 provides；
Fig. 4 is the structure diagram of stent in denoising device shown in FIG. 1；
Fig. 5 is the structure diagram of abatvoix in denoising device shown in FIG. 1；
Fig. 6 is the structure diagram of stent in the denoising device that the utility model embodiment 2 provides.
Icon：100- denoising devices；200- walls；10- abatvoixs；11- abatvoix bodies；12- metal outer frames；20- branch
Frame；21- first structure parts；The second structural members of 22-；The 3rd structural members of 23-；The 4th structural members of 24-；The 5th structural members of 25-；26-
6th structural member；The 7th structural members of 27-；The 8th structural members of 28-；201- first is embedded slot；202- second is embedded slot；30- skeletons；
40- cavitys；50- fastening bolts；60- expansion bolts.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can configure to arrange and design with a variety of.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation, term " on ", " under ", "left", "right", " interior ", " outer " etc. in the description of the utility model
The orientation or position relationship of instruction are when being used based on orientation shown in the drawings or position relationship or the utility model product
The orientation or position relationship usually put are for only for ease of description the utility model and simplify description rather than instruction or dark
Show that signified device or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the utility model.
In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint
Relative importance.
In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment 1
- Fig. 5 is please referred to Fig.1, present embodiments provides a kind of denoising device 100, including abatvoix 10, stent 20 and bone
Frame 30, skeleton 30 is for being fixedly mounted on wall 200, and stent 20 is connected respectively with skeleton 30 and abatvoix 10, and stent 20 is used
It is fixedly installed in by abatvoix 10 on skeleton 30, so as to form cavity 40 between abatvoix 10 and wall 200.
During construction, first skeleton 30 can be mounted on wall 200, then stent 20 is fixedly mounted on skeleton 30,
Finally directly abatvoix 10 is mounted on stent 20, realization abatvoix 10 is relatively fixed with wall 200.
With reference to Fig. 3, since, there are cavity 40, noise carries out nothing after entering abatvoix 10 between abatvoix 10 and wall 200
Attenuation of the first kind is realized in regular reflection, and then noise enters through abatvoix 10 in cavity 40, on noise transmission to wall 200
During back reflection resorption soundboard 10, the attenuation of the second kind is realized, the noise being reflected back enters the inside of abatvoix 10, in sound-absorbing
Random reflection in plate 10 realizes that third time decays, spreads out of noise after noise reduction, the noise is big compared to noise energy before
Subtract, finally realize noise reduction.
The denoising device 100 is simple in structure, and install convenient, short construction period is easy to replace and maintain, to the shape of metope
Formula comprehensive and systematic can meet the metope noise reduction engineering of various places, whole with strong applicability, use almost without particular/special requirement
Effect is preferable.
With reference to Fig. 2 and Fig. 4, in the present embodiment, stent 20 includes integrally formed first structure part 21, the second structural member
22nd, the 3rd structural member 23, the 4th structural member 24 and the 5th structural member 25.Stent 20 is profile structure, and the second structural member 22 is in U
Type, one end of first structure part 21 are connected with the second structural member 22, and the other end and the 5th structural member 25 of the second structural member 22 connect
It connects, 22 middle part of the second structural member position on the upper side is connected with the 3rd structural member 23, and the 4th structural member 24 and the 3rd structural member 23 are remote
One end connection from the second structural member 22, and the position that the 4th structural member 24 is connected with the 3rd structural member 23 is located at the 4th structural member
24 middle part position on the upper side.
First structure part 21, the 4th structural member 24 are consistent with the extending direction of the 5th structural member 25,21 He of first structure part
The extending direction of 3rd structural member 23 is vertical.
In the present embodiment, stent 20 is provided with the mounting portion and abutting part of interconnection, and mounting portion is connected with skeleton 30, supports
Socket part has first to be embedded slot 201, and the bottom of abatvoix 10 is embedded at first and is embedded in slot 201 and is abutted with abutting part.
It should be understood that first structure part 21 is used to be connected with skeleton 30, and the first structure part 21 formation mounting portion, second
The part of the part of structural member 22, the 3rd structural member 23 and the 4th structural member 24 forms abutting part, and abutting part is used for and abatvoix
10 bottom abuts, so as to play the role of supporting abatvoix 10.
When so installing, it is only necessary to abatvoix 10 is placed at abutting part, just realizes abatvoix 10 to a certain extent
With being relatively fixed for stent 20.
In the present embodiment, stent 20 is additionally provided with the limiting section being connected with mounting portion, and limiting section has second to be embedded slot
202, the top of abatvoix 10 is embedded at second and is embedded in slot 202.
It should be understood that the part of the part of the second structural member 22, the 3rd structural member 23 and the 4th structural member 24 forms
Limiting section, limiting section is used to limit the top position of abatvoix 10, so as to further improve the fixed effect of abatvoix 10.
During installation, first abatvoix 10 can be put in place, the top of abatvoix 10 is then embedded at second
It is embedded in slot 202, stent 20 is fixed on skeleton 30, so as to which abatvoix 10 is fixed on skeleton 30.
In the present embodiment, stent 20 is additionally provided with the support portion being connected with mounting portion, and support zone is in skeleton 30 and sound-absorbing
Between plate 10 and for increasing the distance between skeleton 30 and abatvoix 10.
It should be understood that the second structural member 22 forms support portion, the presence of support portion, increase the 3rd structural member 23 with
The spacing of first structure part 21, after such abatvoix 10 is installed, the distance between wall 200 increase, so that cavity 40
Volume increase, and then noise multiple reflections in cavity 40 can be allow.
In the present embodiment, the quantity of mounting portion is two, and two installation positions are in the both sides of support portion.
It should be understood that 21 and the 5th structural member 25 of first structure part is mounting portion, 21 and the 5th knot of first structure part
Component 25 on skeleton 30, enhances the stability of the installation of stent 20 simultaneously.
It of courses, in other embodiment, the quantity of mounting portion does not limit, can be for one, three, four or more
It is a, stent 20 is fixed on skeleton 30 as long as can realize.
In the present embodiment, mounting portion, abutting part, limiting section and support portion are integrally formed.
It should be understood that mounting portion, abutting part, limiting section and support portion are several parts on a part, it is so whole
A 20 stability of stent is stronger, can be with straight forming, and production cost is relatively low.
In the present embodiment, denoising device 100 further includes fastening bolt 50, and mounting portion is fixedly connected on by fastening bolt 50
Skeleton 30.
It should be understood that being provided with hole on 21 and the 5th structural member 25 of first structure part, fastening bolt 50 will by the hole
Stent 20 is fixed on skeleton 30.
In other embodiment, it can also be fixed by screw or be directly welded and fixed.
In the present embodiment, denoising device 100 further includes expansion bolt 60, and skeleton 30 is fixedly mounted on by expansion bolt 60
On wall 200.
It should be understood that being provided with hole on skeleton 30, skeleton 30 is fixed on wall 200 by expansion bolt 60 by the hole
On.
It in other embodiment, can be punched on wall 200, skeleton 30 is then fixed on by wall 200 by U-bolt
On.
Alternatively, carry out auxiliary installation by other structures, it is possible to understand that, other structures body is first passed through into expansion bolt 60
It is fixed on wall 200, then skeleton 30 is bolted on the structure dismounting dimension so that it is convenient to the later stage
Shield.
With reference to Fig. 5, in the present embodiment, abatvoix 10 includes abatvoix body 11 and metal outer frame 12, abatvoix body 11
It is fixedly connected positioned at the inside of metal outer frame 12 and with metal outer frame 12, metal outer frame 12 has multiple equally distributed through holes.
Abatvoix body 11 can be plate or then graininess is shaped to plate, be located at outside metal
In frame 12, metal outer frame 12 is not allowed yielding, and service life is longer.
In the present embodiment, the material of metal outer frame 12 is aluminium alloy, is of coursed, in other embodiment, material can also
For stainless steel, magnesium alloy etc..
In the present embodiment, metal outer frame 12 completely coats abatvoix body 11, therefore the both sides of metal outer frame 12 have
There is through hole, of course, the one side of metal outer frame 12 can also be open, and the one side of such metal outer frame 12 has through hole.
Similarly, when metal outer frame 12 completely coats abatvoix body 11 and metal outer frame 12 has situation with dissection
Under, for example tool there are one interlayer, then the quantity of abatvoix body 11 can be two, be located at the both sides of interlayer, such metal
The both sides of outline border 12 and interlayer are respectively provided with through hole.
The distribution situation and pore size of the through hole do not limit, and can be configured according to actual needs.
In the present embodiment, abatvoix 10 is upper and lower two layers, and in other embodiment, abatvoix 10 can be one layer, upper and lower three
Layer, upper and lower four layers or upper and lower more layers.
It similarly, can also two layers, three layers of left and right settings or more layers.
According to a kind of denoising device 100 that the utility model embodiment provides, at least has the following advantages：
The device is without any requirement to the form of metope, can meet the metope noise reduction work of various places with comprehensive system
Journey.
Its simple to install is convenient and efficient, can reduce installation error, and short construction period is conveniently replaceable and repairs.
The description of materials used is few, and installation cost is low.
Plate frame is aluminum alloy frame, is unlikely to deform, intensity height.
The shape of stent 20 can there are many kinds of, while the color of plate is not required with material, can be according to various
Apparent requirement and noise control requirement carry out corresponding design, and handsome in appearance, color and luster is graceful, good decorating effect.
Multiple noise attentuation, sound absorption effect is good, environmentally protective.
Embodiment 2
Fig. 6 is refer to, the present embodiment also provides a kind of denoising device 100, and the technical solution that embodiment 1 describes is equally suitable
For the present embodiment, 1 published technical solution of embodiment is not repeated to describe.
Specifically, the present embodiment and embodiment 1 difference lies in, stent 20 include integrally formed 6th structural member 26,
7th structural member 27 and the 8th structural member 28, the 6th structural member 26 is U-shaped, and the 7th structural member 27 is located at the one of the 6th structural member 26
End, the 8th structural member 28 are located at the other end of the 6th structural member 26.
7th structural member 27 and the 8th structural member 28 are used for different position or difference mounted on same abatvoix 10
On the abatvoix 10 different mounted on two.
6th structural member 26 is used to be mounted on skeleton 30.
Abatvoix 10 can be directly fixed on skeleton 30 by the stent 20.
Of course, the shape of stent 20 also there are many kinds of, abatvoix 10 is stably fixed to skeleton as long as can realize
On 30.
Embodiment 3
The present embodiment also provides a kind of noise reducing apparatus, including denoising device 100 mentioned above, has the noise reduction
The repertoire of device 100.
The structure of denoising device 100 may be referred to embodiment 1 or 2.
The noise reducing apparatus includes multiple denoising devices 100, and multiple denoising devices 100 are distributed in side by side on wall 200, so as to
Most of region of wall 200 is covered as far as possible.
In conclusion the utility model provides a kind of denoising device 100, the denoising device 100 is simple in structure, and installation is just
Victory, short construction period is easy to replace and maintain, to the form of metope almost without particular/special requirement, comprehensive and systematic can meet
The metope noise reduction engineering of various places, whole with strong applicability, using effect is preferable.
It should be noted that in the case where there is no conflict, the feature in the embodiment of the utility model can be combined with each other.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of denoising device, which is characterized in that including abatvoix, stent and skeleton, the skeleton is used to be fixedly mounted on wall
On wall, the stent is connected respectively with the skeleton and the abatvoix, and the stent is used to the abatvoix being fixedly installed
In on the skeleton, so that the abatvoix forms cavity between the walls with described；
The stent is provided with the mounting portion and abutting part of interconnection, and the mounting portion is connected with the skeleton, the abutting
Portion has first to be embedded slot, and the bottom of the abatvoix is embedded at described first and is embedded in slot and is abutted with the abutting part.
2. denoising device according to claim 1, which is characterized in that the stent is additionally provided with to be connected with the mounting portion
Limiting section, the limiting section, which has, second is embedded slot, and described second is embedded at the top of the abatvoix and is embedded in slot.
3. denoising device according to claim 2, which is characterized in that the stent is additionally provided with to be connected with the mounting portion
Support portion, the support zone is between the skeleton and the abatvoix and for increasing the skeleton and the abatvoix
The distance between.
4. denoising device according to claim 3, which is characterized in that the quantity of the mounting portion is two, described in two
Installation position is in the both sides of the support portion.
5. denoising device according to claim 3, which is characterized in that the mounting portion, the abutting part, the limiting section
It is integrally formed with the support portion.
6. according to claim 1-5 any one of them denoising devices, which is characterized in that the denoising device further includes fastening spiral shell
Bolt, the mounting portion are fixedly connected on the skeleton by the fastening bolt.
7. according to claim 1-5 any one of them denoising devices, which is characterized in that the abatvoix includes abatvoix body
And metal outer frame, the abatvoix body is located at the inside of the metal outer frame and is fixedly connected with the metal outer frame, described
Metal outer frame has multiple equally distributed through holes.
8. according to claim 1-5 any one of them denoising devices, which is characterized in that the denoising device further includes expanding screw
Bolt, the skeleton are fixedly mounted on by the expansion bolt on the wall.
9. a kind of noise reducing apparatus, which is characterized in that including claim 1-8 any one of them denoising devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820329279.1U CN207436300U (en) | 2018-03-09 | 2018-03-09 | Denoising device and noise reducing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820329279.1U CN207436300U (en) | 2018-03-09 | 2018-03-09 | Denoising device and noise reducing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207436300U true CN207436300U (en) | 2018-06-01 |
Family
ID=62286250
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820329279.1U Expired - Fee Related CN207436300U (en) | 2018-03-09 | 2018-03-09 | Denoising device and noise reducing apparatus |
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| Country | Link |
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| CN (1) | CN207436300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518999A (en) * | 2018-12-29 | 2019-03-26 | 中交（广州）建设有限公司 | Greenhouse for the pollution of city hive control noise |
-
2018
- 2018-03-09 CN CN201820329279.1U patent/CN207436300U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518999A (en) * | 2018-12-29 | 2019-03-26 | 中交（广州）建设有限公司 | Greenhouse for the pollution of city hive control noise |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190718 Address after: 610213 No. 916 Tiangong Avenue, Xinxing Street, Tianfu New District, Chengdu City, Sichuan Province Patentee after: Sichuan Kunyu Environmental Protection Technology Co.,Ltd. Address before: 610093 No. 530 Tianfu Avenue Middle Section, Chengdu High-tech Zone, Sichuan Province Co-patentee before: Sichuan China Railway Second Institute Environmental Technology Co.,Ltd. Patentee before: SICHUAN JIUDING TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Noise reduction device and equipment Effective date of registration: 20220127 Granted publication date: 20180601 Pledgee: Agricultural Bank of China Limited by Share Ltd. Chengdu high tech Industrial Development Zone Branch Pledgor: Sichuan Kunyu Environmental Protection Technology Co.,Ltd. Registration number: Y2022510000023 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20180601 Pledgee: Agricultural Bank of China Limited by Share Ltd. Chengdu high tech Industrial Development Zone Branch Pledgor: Sichuan Kunyu Environmental Protection Technology Co.,Ltd. Registration number: Y2022510000023 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 |
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| CF01 | Termination of patent right due to non-payment of annual fee |