CN207338637U - External antenna protective device - Google Patents
External antenna protective device Download PDFInfo
- Publication number
- CN207338637U CN207338637U CN201721413244.8U CN201721413244U CN207338637U CN 207338637 U CN207338637 U CN 207338637U CN 201721413244 U CN201721413244 U CN 201721413244U CN 207338637 U CN207338637 U CN 207338637U
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- CN
- China
- Prior art keywords
- protective case
- seal
- external antenna
- connecting component
- sealed connecting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
It the utility model is related to external antenna protective device; body is protected including external antenna; the external antenna protection body includes protective case, seal and the sealed connecting component of nonmetallic materials; wherein; the protective case is hollow structure, and the head and the tail both ends of protective case are respectively equipped with seal and sealed connecting component；It is locked respectively by locking member at the contact surface of the contact surface of protective case and seal, protective case and sealed connecting component；The wherein Single port of protective case is closed by seal, forms it into the hollow structure that an inside is cavity, its inner cavity is equipped with the antenna that vacantly extends into, convered structure among the gap embedding between antenna and the protective case inner cavity.The utility model can absorb or discharge stronger external impact, simple in structure, reliability is high, waterproof effect is good.
Description
Technical field
It the utility model is related to electronic device field, more particularly to external antenna protective device.
Background technology
In engineering equipment, electronic equipment is typically mounted on inside the higher metal shell of intensity, avoids it by direct
Damage is caused after impact.Meanwhile to ensure that the antenna of electronic equipment has preferably transmitting-receiving effect, usually antenna is placed outside outside metal
Outside shell.Existing external antenna protective device, although it is contemplated that the waterproof or shock resistance of structure, but its degree of protection is not
Enough high or structures are excessively complicated, can not ensure the reliability of antenna and electronic equipment under harsh environment.
Patent ZL201610155147.7 discloses a kind of external antenna protective device, equipped with cabinet base, cabinet base
Bottom be machined with threading hole, the lower end of antenna is fixed on the bottom of cabinet base, and cable is connected through threading hole with antenna,
Through being threaded with protective cover seat, the protective enclosure lower end of protective cover seat and tubular is fixed together cabinet base, protective enclosure,
Protective cover and protective cover seat are made of PPR materials, and three parts are formed using sweat soldering, and there are following technical problem for it：
1st, waterproofing grade is low：Cabinet base is connected through screw thread with protective cover, relies solely on threaded connection between the two, not
Other waterproof measures are taken, such as smear marine glue or installation sealing ring；Have one for exterior sprinkling or the water droplet to splash
Fixed protective action, but the phenomenon that reply is washed away or soaked is not enough to, therefore waterproofing grade is not high；
2nd, impact resistance is poor：Protective enclosure, protective cover and the protective cover seat to play a protective role uses equal PPR material systems
Into.Although PPR materials with certain shock resistance, are not enough to the impact of the hard thing such as reply steel, especially at normal temperatures
It is that its brittle point is -20 DEG C, when temperature is reduced close to its brittle point temperature, PPR shows cold brittleness, and impact resistance drastically declines,
Therefore be not suitable for using under low temperature；
3rd, assembly technology complexity, poor reliability：Protective enclosure, protective cover and protective cover seat are formed using sweat soldering.
Weld time and the bad grasp of pressure, technique randomness is larger, and when hot melt heap connects, weld can form irregular defect
Area, produces stress concentration, such as stronger external impact, is also easy to produce crackle, causes to damage, and batch production is not easy to ensure that product can
By property.
Utility model content
The purpose of this utility model, which is to provide one kind, can absorb or discharge stronger external impact, simple in structure, reliable
Property high, external antenna protective device that waterproof effect is good.
To achieve these goals, the technical solution of the utility model is：
External antenna protective device, including external antenna protection body, the external antenna protection body include nonmetallic
Protective case, seal and the sealed connecting component of material, wherein,
The protective case is hollow structure, and the head and the tail both ends of protective case are respectively equipped with seal and sealed connecting component；
Carried out respectively by locking member at the contact surface of the contact surface of protective case and seal, protective case and sealed connecting component
It is locked；
The wherein Single port of protective case is closed by seal, forms it into the hollow knot that an inside is cavity
Structure, its inner cavity are equipped with the antenna that vacantly extends into, convered structure among the gap embedding between antenna and the protective case inner cavity.
Further, connection assist is further included, the connection assist and sealed connecting component are in mating connection, for pacifying
Fill external antenna protection body.
Further, the sealed connecting component and connection assist are the hydraulic fitting for including gasket seal.
Further, the sealed connecting component and connection assist be respectively include gasket seal hydraulic flexible pipe joint and
Include the ferrule-type compression joint of gasket seal.
Further, distinguish at the contact surface of the contact surface of the protective case and seal, protective case and sealed connecting component
It is locked by hose clamp.
Further, the seal is plug, and the material of plug is polytetrafluoroethylene material, and plug is in stepped cylindrical
Shape, the diameter of its miner diameter end and the internal diameter of protective case match, and the surface of plug miner diameter end is recessed axially inward forms ring-type
Seal groove, the end face of plug miner diameter end inwardly concave to be formed limit antenna accommodation space.
Further, the protective case is sebific duct or fiber reinforcement hose.
Further, the middle convered structure is organic silica gel.
The beneficial effects of the utility model are：
1. external antenna is protected body directly by auxiliary sealing member and treated by the utility model external antenna protective device
Connector is fixed, and antenna is built in external antenna protection body and treats in connector respectively, avoids antenna from leaking outside, day is effectively ensured
The using effect of line, meanwhile, each component junction carries out sealing fixation by hose clamp or gasket seal, can reach the waterproof of IP68
Grade, therefore the occasion higher to waterproof requirement can be used；
2. middle convered structure has elasticity after curing, electric property is good, resists moisture, protective case, seal and sealing
Connector is bonded as one, when there is external impact force to act in the protective device, protective case and middle convered structure itself bullet
Property deformation can alleviate absorption part of impact force, i.e., it is exterior compared with strong impact force to effectively absorb release using flexible structure, expands
The application range of product, improves its shock resistance；
3. the protective case of the utility model, sealed connecting component and connection assist can use Hydraulic Industry internal standard part,
The production cost of enterprise can be substantially reduced；
4. the protective case of the utility model is nonmetallic materials, therefore the transmitting-receiving effect to antenna does not have an impact；Protective case
For gum cover or fiber reinforcement hose, itself has elasticity, the device with wide-angle bending and can be integrally restored to the original state, so as to release
Bleed off stronger impact force；
5. the apparatus structure is simple, assembling is light, the technique using organic silica gel embedding is more mature, batch production
Reliability is readily obtained guarantee.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model external antenna protective device.
Fig. 2 is the structure diagram of the plug of the utility model external antenna protective device.
Fig. 3 is the structure diagram of the use state of the utility model external antenna protective device.
Attached figure label is：1 is seal, and 2 be locking member, and 3 be protective case, and 4 be antenna, and 5 be middle convered structure, and 6 are
Rubber sheet gasket, 7 be sealed connecting component, and 8 be O-ring, and 9 be connection assist.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and detailed description：
As shown in FIG. 1 to 3, external antenna protective device, including external antenna protection body, the external antenna protection
Body includes protective case 3, seal 1 and the sealed connecting component 7 of nonmetallic materials, wherein,
The protective case 3 is hollow structure, and the head and the tail both ends of protective case 3 are respectively equipped with seal 1 and sealed connecting component 7；
Pass through locking member respectively at the contact surface of the contact surface of protective case 3 and seal 1, protective case 3 and sealed connecting component 7
2 are locked；The wherein Single port of protective case 3 is closed by seal 1, it is cavity to form it into an inside
Hollow structure, its inner cavity is equipped with the antenna 4 that vacantly extends into, the gap embedding between 3 inner cavity of antenna 4 and protective case
Middle convered structure 5；Connection assist 9 is further included, the connection assist 9 and sealed connecting component 7 are in mating connection, for installing
External antenna protects body.
Using the external antenna protective device of the utility model, the device be applied to shield machine leading portion communicating portion,
The outside of terminal node shell is installed on, the head and the tail both ends of protective case 3 install seal 1 and sealed connecting component 7 respectively makes its group
Into the hollow cavity of sealing, distinguish at the contact surface of the contact surface of protective case 3 and seal 1, protective case 3 and sealed connecting component 7
It is locked by locking member 2,4 one end of antenna vacantly extends to the inner cavity of protective case 3, it extends to 3 inner cavity of protective case
In end and the end face of seal 1 carry out face contact, to the gap embedding between 3 inner cavity of antenna 4 and protective case among it is viscous
Junctor 5, has elasticity after the curing of middle convered structure 5, protective case 3, seal 1 and sealed connecting component 7 is bonded as one, when
When having the external impact force to act in the protective device, protective case 3 and middle 5 self-deformation of convered structure, which can be alleviated, absorbs part
Impact force；External antenna protects body to be connected to terminal node shell, i.e. sealed connecting component 7 and auxiliary by connection assist 9
It is threadedly coupled between connector 9, is threadedly coupled between connection assist 9 and terminal node shell, the extension of antenna 4
End is connected by feeder line with circuit in terminal node shell, and antenna 4 is away from metallic object, so as to ensure that it receives and dispatches effect.
Wherein, the sealed connecting component 7 and connection assist 9 are the hydraulic fitting for including gasket seal；Protective case 3
Contact surface, protective case 3 with seal 1 and it is locked respectively by hose clamp at the contact surface of sealed connecting component 7, it is described
Protective case 3 is sebific duct.
Above-described embodiment according to the present utility model, the protective case 3 are fiber reinforcement hose, and the seal 1 is stifled
Head, the material of the plug are polytetrafluoroethylene material, and plug is in ladder circle cylindricality, the diameter of its miner diameter end and protective case it is interior
Footpath matches, and the surface of plug miner diameter end is recessed axially inward forms cricoid seal groove, and the end face of plug miner diameter end is inside
It is recessed to form the accommodation space for limiting antenna 4；The hydraulic fitting for including gasket seal is respectively the liquid for including O-ring 8
Pressure hose coupling and the ferrule-type compression joint for including rubber sheet gasket 6；The middle convered structure 5 is organic silica gel.
As shown in FIG. 1 to 3, the fiber reinforcement hose one end set include O-ring 8 hydraulic flexible pipe joint, its
Opposite end sets plug, makes the hollow cavity of its composition sealing；The contact surface of fiber reinforcement hose and plug, fiber reinforcement hose
It is locked respectively by hose clamp with the contact surface of hydraulic flexible pipe joint, hose clamp is fixed on fiber reinforcement hose outer wall
And built in corresponding fiber reinforcement hose at the sealing groove location of plug part, because of the original that fiber reinforcement hose itself is rubber material
Cause, when hose clamp carries out operation, fiber reinforcement hose stress is extruded, and the seal groove that hose clamp corresponds to plug is completed to fix, fiber
Connection mode of the connection mode of enhancing hose and hydraulic flexible pipe joint between above-mentioned fiber reinforcement hose and plug is identical, this
Place repeats no more, and realizes at this time between fiber reinforcement hose and hydraulic flexible pipe joint, fiber reinforcement hose and plug i.e. at I and II
The fixation at place, waterproof homework；4 one end of antenna vacantly extends to the inner cavity of fiber reinforcement hose, it extends to plug miner diameter end shape
In into the accommodation space for limiting antenna 4；Extend to the accommodation space of 4 end of antenna in the inner cavity of fiber reinforcement hose and plug
Bottom surface is no longer moved after carrying out face contact, to the gap embedding organic silica gel between antenna 4 and fiber reinforcement hose inner cavity, is treated
Organic silica gel forms elastomeric cushion material after curing, and fiber reinforcement hose, plug and hydraulic flexible pipe joint is bonded as one, when
When having the external impact force to act in the protective device, fiber reinforcement hose and organic silica gel self-deformation can alleviate absorption portion
Divide impact force；External antenna protection body is connected to terminal node shell by including the ferrule-type compression joint of rubber sheet gasket 6, i.e.,
It is threadedly coupled between hydraulic flexible pipe joint and ferrule-type compression joint, is carried out between ferrule-type compression joint and terminal node shell
It is threadedly coupled, tightens the O-ring 8 that rear hydraulic flexible pipe joint includes and compressed, realize hydraulic flexible pipe joint and ferrule-type compression joint
Between waterproof homework i.e. at III；It is threadedly coupled between ferrule-type compression joint and terminal node shell, tightens rear bite type
The rubber sheet gasket 6 that pipe fitting includes is compressed, and realizes that the waterproof at i.e. IV between ferrule-type compression joint and terminal node shell is made
Industry；The epitaxial end of antenna 4 is connected by feeder line with circuit in terminal node shell, and antenna 4 is away from metallic object, so as to ensure its receipts
Send out effect.
Wherein, the organic silica gel is ZR340 casting glues.
The preferred embodiment of the embodiment of the above, simply the utility model, not limits the utility model
Practical range, therefore the equivalent change or modification that all construction, feature and principles according to described in the utility model patent scope are done,
It should be included in present utility model application the scope of the claims.
Claims (8)
1. external antenna protective device, including external antenna protection body, it is characterised in that the external antenna protects body bag
The protective case, seal and sealed connecting component of nonmetallic materials are included, wherein,
The protective case is hollow structure, and the head and the tail both ends of protective case are respectively equipped with seal and sealed connecting component；
Locked respectively by locking member at the contact surface of the contact surface of protective case and seal, protective case and sealed connecting component
It is fixed；
The wherein Single port of protective case is closed by seal, forms it into the hollow structure that an inside is cavity,
Its inner cavity is equipped with the antenna that vacantly extends into, convered structure among the gap embedding between antenna and the protective case inner cavity.
2. external antenna protective device according to claim 1, it is characterised in that connection assist is further included, it is described auxiliary
Help connector and sealed connecting component in mating connection, for installing external antenna protection body.
3. external antenna protective device according to claim 2, it is characterised in that the sealed connecting component and auxiliary connect
Part is the hydraulic fitting for including gasket seal.
4. external antenna protective device according to claim 2, it is characterised in that the sealed connecting component and auxiliary connect
Part is respectively to include the hydraulic flexible pipe joint of gasket seal and include the ferrule-type compression joint of gasket seal.
5. external antenna protective device according to claim 1, it is characterised in that contact of the protective case with seal
It is locked respectively by hose clamp at the contact surface in face, protective case and sealed connecting component.
6. external antenna protective device according to claim 1, it is characterised in that the seal is plug, plug
Material is polytetrafluoroethylene material, and plug is in ladder circle cylindricality, and the diameter of its miner diameter end and the internal diameter of protective case match, plug
The surface of miner diameter end is recessed axially inward forms cricoid seal groove, and the end face of plug miner diameter end inwardly concaves to form restriction day
The accommodation space of line.
7. external antenna protective device according to claim 1, it is characterised in that the protective case increases for sebific duct or fiber
Strong hose.
8. external antenna protective device according to claim 1, it is characterised in that the middle convered structure is organosilicon
Glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721413244.8U CN207338637U (en) | 2017-10-30 | 2017-10-30 | External antenna protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721413244.8U CN207338637U (en) | 2017-10-30 | 2017-10-30 | External antenna protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207338637U true CN207338637U (en) | 2018-05-08 |
Family
ID=62363177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721413244.8U Expired - Fee Related CN207338637U (en) | 2017-10-30 | 2017-10-30 | External antenna protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207338637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112126143A (en) * | 2019-06-24 | 2020-12-25 | 上海清远管业科技股份有限公司 | Cassette type HDPE hollow wall shield segment protective sleeve and preparation method thereof |
-
2017
- 2017-10-30 CN CN201721413244.8U patent/CN207338637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112126143A (en) * | 2019-06-24 | 2020-12-25 | 上海清远管业科技股份有限公司 | Cassette type HDPE hollow wall shield segment protective sleeve and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20211030 |