CN209290479U - A kind of dust cover assembly and diverter - Google Patents
A kind of dust cover assembly and diverter Download PDFInfo
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- CN209290479U CN209290479U CN201822213225.1U CN201822213225U CN209290479U CN 209290479 U CN209290479 U CN 209290479U CN 201822213225 U CN201822213225 U CN 201822213225U CN 209290479 U CN209290479 U CN 209290479U
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- dust cover
- cover assembly
- dust
- plate
- sealing plate
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Abstract
The utility model relates to a kind of dust cover assembly and diverters, including a mounting plate and the dust preventing component being connect with mounting plate, the middle part of mounting plate and opposite sides offer a through-hole and at least a limit hole respectively, dust preventing component includes a sealing plate and the dust boot body set on sealing plate middle part and through-hole mating reaction, sealing plate is equipped with the limited post with limit hole mating reaction close to the side of dust boot body, dust boot body includes the guide part sequentially connecting with sealing plate, buffer part, interconnecting piece and fixed part, one end inside interconnecting piece far from buffer part is sequentially equipped with boss and convex ribs, the interconnecting piece periphery opposite with the convex ribs is equipped with hoop slot, one end of fixed part and interconnecting piece junction and separate junction is respectively equipped with chamfering and pilot hole.Dust cover assembly and diverter in the utility model can be improved the comfort and vehicle NVH performance of driving, meet practical application request.
Description
Technical field
The utility model relates to technical field of rubber production, more particularly to a kind of dust cover assembly and diverter.
Background technique
With automotive engineering fast development, requirement of the consumer to vehicle drive comfort is higher and higher, therefore vehicle NVH
Performance and driver comfort are also increasingly paid close attention to by user.Important component of the diverter as automobile, before being usually mounted to
On subframe.For the sealing performance for improving diverter and steering column junction, it will usually be arranged on steering gear input shaft anti-
Dust hood, therefore, cooperation between dust cover and steering gear housing, vehicle body are required to preventing foreign matter intrusion from playing a crucial role.
It is well known that dust cover is to be made of rubber, rubber is the strong flexible polymer with reversible deformation, at room temperature
There is good elasticity, and it can produce biggish elastic deformation under external force, and when external force eliminates Shi Kexun
Quick-recovery original state.Therefore rubber product is widely used in industry and daily life product.
It is usually sealed by snap ring clamping between existing dust cover and vehicle body, and the dust cover includes dust cover sheet
Body and snap ring assembly, snap ring assembly are mounted on dust boot body upper end, and snap ring upper end is equipped with a guiding trestle, lower end riveting card
Spring is connected in front panel by circlip and guiding trestle, and the lower end of dust boot body is connect by clip with diverter.This knot
Structure dust cover is high to circlip, the required precision of guiding trestle size Control, and part consistency is difficult to ensure, leads to assembly difficulty, out
It is now clamped phenomenon not in place, being easy muddy water intrusion in vehicle traveling corrodes input shaft, leads to hard steering, and drive
The noise in cabin is passed to driver's cabin, substantially reduces driver comfort and vehicle NVH performance.
Utility model content
To solve the above-mentioned problems, it can be improved the anti-of diverter NVH performance the purpose of the utility model is to provide a kind of
Dust hood assembly and diverter.
A kind of dust cover assembly, including a mounting plate and the dust preventing component being connect with the mounting plate, the mounting plate
Middle part and opposite sides offer a through-hole and at least a limit hole respectively, and the dust preventing component is including a sealing plate and is set to institute
The dust boot body in the middle part of sealing plate with the through-hole mating reaction is stated, the sealing plate is close to the side of the dust boot body
Equipped with the limited post with the limit hole mating reaction, the dust boot body includes the guiding sequentially connecting with the sealing plate
Portion, buffer part, interconnecting piece and fixed part, one end far from the buffer part is sequentially equipped with boss and convex inside the interconnecting piece
Muscle, the interconnecting piece periphery opposite with the convex ribs is equipped with hoop slot, the fixed part and the interconnecting piece junction and far
One end from junction is respectively equipped with chamfering and pilot hole, and the dust boot body tiltedly wears the sealing plate, the dust cover sheet
Body is for the dust cover assembly to be connect with external equipment.
According to the utility model proposes dust cover assembly, the mounting plate and the dust preventing component by setting, when
When needing using the dust cover assembly, the limited post in the dust preventing component is passed through to the institute on the mounting plate first
Limit hole is stated, the sealing plate in the dust preventing component is fitted with front panel in cockpit or bottom plate, is worn by correspondence
The fixing piece of fixation hole on the mounting plate and the sealing plate is crossed by front panel or bottom in the dust cover assembly and cockpit
Plate is mutually fixed；At this point, be set to the interconnecting piece on boss and convex ribs respectively with the steering gear housing end face be interference fitted with
The input shaft of the diverter is limited and sealed, the hoop slot set on the periphery of the interconnecting piece is under the action of hoop
The dust boot body and the diverter are fastened, so that the sealing of the steering gear housing is stronger, while also having
Better waterproof effect；Wherein, the chamfering is for being oriented to the assembly of the dust cover assembly and the diverter；Institute
State pilot hole for the assembly bench platform mating reaction on steering gear housing, to be carried out to the input shaft of dust boot body radial
Positioning.Furthermore the mounting plate is for facilitating the gasket seal and required installation position while increasing the sealing plate intensity
It sets and is fixed, to increase the intensity and sealing effect of the sealing plate, meet practical application request.
In addition, can also have the following additional technical features: according to dust cover assembly provided by the utility model
Further, the top of the sealing plate is sequentially equipped with the first sealing ring for being sequentially reduced of height and the from inside to outside
The section of two sealing rings, first sealing ring is trapezoidal, and the section of second sealing ring is triangular in shape.
Further, the mounting plate include the first mounting portion and upwardly extended set on first mounting portion edge
Two mounting portions, second mounting portion is vertical with first mounting portion, and the height of second mounting portion is less than the sealing
The height of plate, the section of the mounting plate are in Qian shape, and first mounting portion and second mounting portion form an accommodation space,
The accommodation space is for accommodating the dust cover assembly.
Further, the mounting plate is stamped and formed out by a metal plate, first mounting portion and second mounting portion
For arc connection.
Further, the corresponding edge of the mounting plate and the sealing plate is respectively equipped with 3 distributions triangular in shape
Fixation hole, the aperture of fixation hole is greater than the aperture of fixation hole on the mounting plate on the sealing plate.
Further, the limited post includes a third mounting portion and the engaging that is fixedly connected with the third mounting portion
Portion, the sectional dimension of the holding section are greater than the sectional dimension of the limit hole.
Further, the sealing plate, the dust boot body, the limited post, first sealing ring, described second
The material of sealing ring is rubber or flexible material, and is integrated chemical conversion type.
Further, the quantity of the boss is 1, and the quantity of the quantity of the convex ribs is 2, and the boss
Sectional dimension is greater than the sectional dimension of the convex ribs.
Further, a stiffening plate is additionally provided in the sealing plate, the sectional dimension of the stiffening plate is greater than the through-hole
Sectional dimension.
A kind of diverter, wherein including above-mentioned dust cover assembly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of dust cover assembly in the utility model first embodiment；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the diagrammatic cross-section of Fig. 2A-A line；
Fig. 4 is the assembling schematic diagram of dust cover assembly and diverter in Fig. 1；
Fig. 5 is the structural schematic diagram of dust cover assembly in the utility model second embodiment.
Main element symbol description:
| Mounting plate | 10 | First mounting portion | 101 |
| Second mounting portion | 102 | Through-hole | 11 |
| Limit hole | 12 | Fixation hole | 13 |
| Dust preventing component | 20 | Sealing plate | 21 |
| Stiffening plate | 211 | Dust boot body | 22 |
| Guide part | 221 | Buffer part | 222 |
| Interconnecting piece | 223 | Boss | 223a |
| Convex ribs | 223b | Hoop slot | 223c |
| Fixed part | 224 | Chamfering | 224a |
| Pilot hole | 224b | Limited post | 23 |
| Third mounting portion | 231 | Holding section | 232 |
| First sealing ring | 24 | Second sealing ring | 25 |
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
It is practical to this with reference to the accompanying drawing to keep the purpose of this utility model, feature and advantage more obvious and easy to understand
Novel specific embodiment is described in detail.Several embodiments of the utility model are given in attached drawing.But this is practical
It is novel to realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing these implementations
The purpose of example is to keep the disclosure to the utility model more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", "upper", "lower" and similar statement for illustrative purposes only, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.Term " and or " used herein includes one or more relevant listed items
Any and all combinations.
As shown in Figures 1 to 4, a kind of dust cover assembly, what is connect including installation peace plate 10 and with the mounting plate 10 is anti-
Dirt component 20.
The mounting plate 10 is stamped and formed out by a metal plate, wherein the shape of the mounting plate 10 is palmate, the installation
The middle part of plate 10 offers a through-hole 11, and the through-hole 11 passes through the through-hole for the convenient diverter connecting with steering column
It is connect after 11 with steering system.The shape of the through-hole 11 is goose egg shape, to avoid the mounting plate 10 for being connected with diverter
The stress of 11 inner wall of through-hole is caused excessively to be concentrated and cracked defect during steering.But not limited to this, at it
In his embodiment, the shape of the through-hole 11 can also be rectangle or circle.
Wherein, the opposite sides of the mounting plate 10 is respectively equipped with a limit hole 12, and two limit holes 12 are respectively
On the short side of the mounting plate 10, the limit hole is for facilitating the dust preventing component 20 to be attached with the mounting plate.
But it is not limited in this, in other embodiments, the quantity of the limit hole 12 can also be 3 or 4.
Specifically, the mounting plate 10 include include first installation 101 and be set to 101 edge of the first mounting portion to
Second mounting portion 102 of upper extension, second mounting portion 102 are vertical with first mounting portion 101.Wherein described first
Mounting portion 101 is that arc is connect with second mounting portion 102.It should be understood that the section of the mounting plate 10 is in Qian shape, institute
It states the first mounting portion 101 and second mounting portion 102 forms an accommodation space, the accommodation space is described dust-proof for accommodating
Component 20, and increase the contact area of the mounting plate 10 and the dust preventing component 20, splash when avoiding vehicle driving
Muddy water intrusion, so that the input shaft of diverter be made to corrode, leads to hard steering, while also avoiding extraneous dust, noise and liquid
Body enters driver's cabin by the dust preventing component 20 and the junction of the mounting plate 10, thus substantially increase driver comfort and
Vehicle NVH performance.
The dust preventing component 20 includes a sealing plate 21, is set to 21 middle part of sealing plate and 11 mating reaction of through-hole
Dust boot body 22, the limited post 23 set on 21 bottom of sealing plate and 12 mating reaction of limit hole, and by interior
It is sequentially disposed at first sealing ring 24 and the second sealing ring 25 at 21 top of sealing plate outward.
Wherein, the corresponding edge of the mounting plate 10 and the sealing plate 21 is respectively equipped with 3 distributions triangular in shape
Fixation hole 13, the aperture of fixation hole 13 is greater than the aperture of fixation hole 13 on the mounting plate 10 on the sealing plate 21.It is described
Fixation hole 13 it is used that be fixed in driver's cabin by sequentially passing through the fixing piece of the sealing plate 21 and the mounting plate 10
In front panel or bottom plate, to improve the reliability of the dust cover assembly installation.The fixing piece can be mutual cooperation
The bolts and nuts of effect.
Further, the dust preventing component 20 is integrated chemical conversion type, simplifies the making step of the dust preventing component 20, mentions
The reliability of each component connection, meets example practical application request in the high dust preventing component 20.The wherein sealing plate 21
Height is greater than the height of second mounting portion 102, it is possible to understand that, the shape of the sealing plate 21 and the mounting plate 10
The shape for being formed by accommodating space matches, and the height of the sealing plate 21 is greater than the mounting plate 10 and is formed by receiving sky
Between height, the sealing plate 21 it is at least a part of be located at the mounting plate 10 is formed by accommodating space.But it is not limited to
This, in other embodiments, it can be a rectangle die casting that the mounting plate 10, which is opened, i.e., the described mounting plate 10 is tabular.
Further, the dust boot body 22 tiltedly wears the sealing plate 21, and the dust boot body 22 is used for will be described
Dust cover assembly is connect with external equipment diverter.Wherein, the dust boot body 22 is set close to the side of the sealing plate 21
There is a reinforcement block, the reinforcement block is for increasing the reliability that the dust boot body 22 is connect with the sealing plate 21.
The dust boot body 22 includes the guide part 221 sequentially connecting with the sealing plate 21, buffer part 222, connection
Portion 223 and fixed part 224.
Wherein, the guide part 221 is used to be oriented to the input shaft for the diverter for passing through the through-hole 11.It is described to lead
It is less than the guide part 221 close to described 21 one end of sealing plate far from the sectional dimension of described 21 one end of sealing plate to portion 221
Sectional dimension.In the present embodiment, the buffer part 222 is the bellows with elastic property, but not limited to this, in other implementations
In example, the buffer part 222 can also be spring.223 inside of interconnecting piece is sequentially set far from one end of the buffer part 222
There is boss 223a and convex ribs 223b.The quantity of the boss 223a is 1, and the quantity of the quantity of the convex ribs 223b is 2,
And the sectional dimension of the boss 223a is greater than the sectional dimension of the convex ribs 223b.Due to being set on the interconnecting piece 223
Boss 223a and convex ribs 223b can be interference fitted respectively with steering gear housing end face, to be carried out to the input shaft of diverter
Limit and sealing, improve the reliability that the dust boot body 22 is connect with diverter.In addition, the interconnecting piece 223 and institute
The opposite periphery convex ribs 223b is stated equipped with hoop slot 223c, in order to the dust boot body 22 under the action of hoop will with turn
It is fastened to device, so that the sealing of steering gear housing is stronger, while also there is better waterproof effect.The fixed part
224 one end with 223 junction of interconnecting piece and far from junction is respectively equipped with chamfering 224a and pilot hole 224b.Wherein,
The chamfering 224a is for being oriented to the assembly of the dust cover assembly 20 and diverter；The pilot hole 224b is used for
With the assembly bench platform mating reaction on steering gear housing, to carry out radial positioning to the input shaft of the dust boot body 22.
Further, the limited post 23 includes a third mounting portion 231 and is fixedly arranged on the third mounting portion 231
Holding section 232, the sectional dimension of the holding section 232 are greater than the sectional dimension in the next hole 12.It should be understood that described
Three mounting portions 231 and 232 mating reaction of the holding section are detached to avoid the mounting plate 10 with the sealing plate 21.
Further, the sealing plate 21, the dust boot body 22, the limited post 23, first sealing ring 24
And the material of second sealing ring 25 is rubber or flexible material, so that first sealing ring in the dust preventing component 20
24 and second sealing ring 25 can be deformed according to 10 pressure applied of mounting plate, and be adsorbed on cockpit
In interior front panel or bottom plate, to be carried out to the through-hole 11 for being used for diverter trend on front panel in the cockpit or bottom plate close
Envelope.
Specifically, the top of the first end of first sealing ring 24 and second sealing ring 25 and the sealing plate 21
Portion is fixed concordant and is in palmate, first sealing ring 24 and and the height of the second end of second sealing ring 25 sequentially subtract
It is small.Distinguish trapezoidal and triangle in the section of first sealing ring 24 and second sealing ring 25.Specifically, described second
The shape of sealing ring 25 is obtuse triangle, i.e., wherein an adjacent side is tilted towards the direction far from the sealing plate 21, to increase
State the sealing area and sealing effect of sealing plate 21.But not limited to this, first sealing ring 24 and institute in other embodiments
Stating 25 shape of the second sealing ring can also can be sequentially adjusted according to actual needs with identical.
According to the utility model proposes dust cover assembly, by the mounting plate and the dust preventing component 20 of setting,
When needing using the dust cover assembly, the limited post 23 in the dust preventing component 20 is passed through into the mounting plate first
On the limit hole, the sealing plate 21 in the dust preventing component 20 is fitted with front panel in cockpit or bottom plate,
It by the dust cover assembly and is driven by the fixing piece of the corresponding fixation hole 13 on the mounting plate and the sealing plate 21
Front panel or bottom plate are mutually fixed in cabin；At this point, be set to the interconnecting piece 223 on boss 223a and convex ribs 223b respectively with institute
It states steering gear housing end face interference fit to be limited and sealed with the input shaft to the diverter, is set to the interconnecting piece
The hoop slot of 223 periphery fastens the dust boot body 22 with the diverter under the action of hoop, so that described turn
Sealing to device shell is stronger, while also having better waterproof effect；Wherein, the chamfering is used for the dust cover
The assembly of assembly and the diverter is oriented to；The pilot hole is used for the assembly bench platform on steering gear housing with cooperation
With so that the input shaft to dust boot body 22 carries out radial positioning.Furthermore the mounting plate is used to increase the sealing plate
Facilitate the gasket seal to be fixed while 21 intensity with required installation site, with increase the sealing plate 21 intensity and
Sealing effect meets practical application request.
Referring to Fig. 5, one of the utility model second embodiment dust cover assembly, the dust cover in the present embodiment is total
At more or less the same with the dust cover assembly in first embodiment, the difference is that the dust cover assembly in the present embodiment is first
On the basis of embodiment, a stiffening plate 211 is additionally provided in the sealing plate 21, the sectional dimension of the stiffening plate 211 is greater than institute
The sectional dimension of through-hole 11 is stated, to improve the intensity of the sealing plate 21, avoiding diverter is institute during steering
It states sealing plate 21 and generates biggish deformation, so that the sealing plate 21 be made to generate breakage, improve the close of the dust cover assembly
Effect and service life are sealed, practical application request is met.
On the other hand the utility model also proposes a kind of diverter, including above-mentioned dust cover assembly.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of dust cover assembly, which is characterized in that described including a mounting plate and the dust preventing component being connect with the mounting plate
The middle part of mounting plate and opposite sides offer a through-hole and at least a limit hole respectively, and the dust preventing component includes a sealing plate
And with the dust boot body of the through-hole mating reaction in the middle part of the sealing plate, the sealing plate is close to the dust cover sheet
The side of body is equipped with the limited post with the limit hole mating reaction, and the dust boot body includes sequentially connecting with the sealing plate
Guide part, buffer part, interconnecting piece and the fixed part connect, the interconnecting piece inside are sequentially equipped with convex far from one end of the buffer part
Platform and convex ribs, the interconnecting piece periphery opposite with the convex ribs are equipped with hoop slot, and the fixed part is connect with the interconnecting piece
One end of place and separate junction is respectively equipped with chamfering and pilot hole, and the dust boot body tiltedly wears the sealing plate, described anti-
Boot body is for the dust cover assembly to be connect with external equipment.
2. dust cover assembly according to claim 1, which is characterized in that the top of the sealing plate is sequentially set from inside to outside
The first sealing ring and the second sealing ring for having height to be sequentially reduced, the section of first sealing ring is trapezoidal, and described second is close
The section of seal is triangular in shape.
3. dust cover assembly according to claim 1, which is characterized in that the mounting plate includes the first mounting portion and is set to
The second mounting portion that first mounting portion edge upwardly extends, second mounting portion is vertical with first mounting portion, institute
The height for stating the second mounting portion is less than the height of the sealing plate, and the section of the mounting plate is in Qian shape, first mounting portion
And second mounting portion forms an accommodation space, the accommodation space is for accommodating the dust cover assembly.
4. dust cover assembly according to claim 3, which is characterized in that the mounting plate is stamped and formed out by a metal plate,
First mounting portion is that arc is connect with second mounting portion.
5. dust cover assembly according to claim 1, which is characterized in that the mounting plate and the sealing plate it is corresponding
Edge is respectively equipped with the fixation hole of 3 distributions triangular in shape, and the aperture of fixation hole is greater than the mounting plate on the sealing plate
The aperture of upper fixation hole.
6. dust cover assembly according to claim 5, which is characterized in that the limited post include a third mounting portion and with
The holding section that the third mounting portion is fixedly connected, the sectional dimension of the holding section are greater than the sectional dimension of the limit hole.
7. dust cover assembly according to claim 2, which is characterized in that the sealing plate, the dust boot body, described
Limited post, first sealing ring, second sealing ring material be rubber or flexible material, and be integrated chemical conversion type.
8. dust cover assembly according to claim 1, which is characterized in that the quantity of the boss is 1, the convex ribs
The quantity of quantity is 2, and the sectional dimension of the boss is greater than the sectional dimension of the convex ribs.
9. dust cover assembly according to claim 1, which is characterized in that be additionally provided with a stiffening plate, institute in the sealing plate
The sectional dimension for stating stiffening plate is greater than the sectional dimension of the through-hole.
10. a kind of diverter, which is characterized in that including dust cover assembly described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822213225.1U CN209290479U (en) | 2018-12-26 | 2018-12-26 | A kind of dust cover assembly and diverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822213225.1U CN209290479U (en) | 2018-12-26 | 2018-12-26 | A kind of dust cover assembly and diverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209290479U true CN209290479U (en) | 2019-08-23 |
Family
ID=67648979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822213225.1U Active CN209290479U (en) | 2018-12-26 | 2018-12-26 | A kind of dust cover assembly and diverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209290479U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231859A (en) * | 2020-03-06 | 2020-06-05 | 安徽中鼎密封件股份有限公司 | Multi-level steering column dust cover |
| CN112009394A (en) * | 2020-09-11 | 2020-12-01 | 宝能(广州)汽车研究院有限公司 | Steering column assembly of vehicle and vehicle |
| CN113410599A (en) * | 2021-07-01 | 2021-09-17 | 深圳泰立特科技有限公司 | Multi-band chamber sub-network combiner |
-
2018
- 2018-12-26 CN CN201822213225.1U patent/CN209290479U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231859A (en) * | 2020-03-06 | 2020-06-05 | 安徽中鼎密封件股份有限公司 | Multi-level steering column dust cover |
| CN112009394A (en) * | 2020-09-11 | 2020-12-01 | 宝能(广州)汽车研究院有限公司 | Steering column assembly of vehicle and vehicle |
| CN113410599A (en) * | 2021-07-01 | 2021-09-17 | 深圳泰立特科技有限公司 | Multi-band chamber sub-network combiner |
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