CN208239665U - A kind of bayonet lock is locking and tight-holding type waterproof construction - Google Patents
A kind of bayonet lock is locking and tight-holding type waterproof construction Download PDFInfo
- Publication number
- CN208239665U CN208239665U CN201820749815.3U CN201820749815U CN208239665U CN 208239665 U CN208239665 U CN 208239665U CN 201820749815 U CN201820749815 U CN 201820749815U CN 208239665 U CN208239665 U CN 208239665U
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- CN
- China
- Prior art keywords
- locking
- waterproof connector
- fixed socket
- waterproof
- symmetrical
- Prior art date
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Abstract
The utility model discloses a kind of bayonet lock is locking and tight-holding type waterproof construction, including fixed socket, waterproof connector, locking key seat, locking nut, shrink set, seal rubber.Wherein, fixed socket and waterproof connector complement each other to form locking mechanism, locking key seat and fixed socket, waterproof connector are plugged together respectively, form anti-loose structure, the fixed locking key seat axial position of locking nut, the locking mechanism formed with fixed socket and waterproof connector collectively constitute anti-loose structure, and the contraction set is inclined multi-groove structure, collapsed seal rubber and optical cable is clamped under the extruding on locking nut inclined-plane, forms waterproof construction.A kind of bayonet lock provided by the utility model is locking and tight-holding type waterproof construction can realize one-handed performance quick locking, before in tail portion, waterproof construction does not unclamp optical cable, waterproof connector cannot be unlocked with fixed socket, to drive optical cable and the rotation of entire waterproof connector when preventing disassembly tail portion waterproof construction, so as to cause optical cable rotation, lead to the case where influencing its performance generation.
Description
Technical field
The utility model relates to optical communication fields, and in particular to a kind of bayonet lock is locking and tight-holding type waterproof construction.
Background technique
In optical communications industry, optical fiber connector generally requires to use in the particular surroundings such as some humidities, dust, water and
Some impurity can penetrate on insertion core end face of optical fiber connector, influence optical signal transmission quality.Such as outdoor fast wiring, lead to
Believe base station etc., requires that optical fiber connector has certain waterproofing grade and is able to achieve the function of fast and safely plugging, facilitate one hand
Operation, in order to adapt to these demands, waterproof connector comes into being.
The connection type of seal rubber washer and screw thread, bayonet etc is mostly used currently on the market, optical fiber connector is complete
Enclosed to be wrapped within waterproof connector, this structure is all that waterproof connector head and equipment pass through screw thread or bayonet connection,
Tail portion rubber ring is tightened to seal optical cable by screw thread.And tail portion locking is turned using and in maintenance process, often will appear
When nut, before waterproof construction does not unclamp optical cable, optical cable and the rotation of entire waterproof connector are driven, influences optical property, or even damage
Bad optical fiber.Therefore, it is necessary to one kind after waterproof construction unclamps optical cable, could unlock the waterproof construction of waterproof connector and equipment.Together
When, in certain specific occasions, such as high-altitude, small space, installation and removal waterproof connector all can only one-handed performance, therefore can
The waterproof construction of one-handed performance installation, which is also forced to be essential, to be asked.
Utility model content
The purpose of the utility model is to overcome it is of the existing technology turn tail portion locking nut when, do not have in waterproof construction
Before having release optical cable, optical cable and the rotation of entire waterproof connector are driven, influences optical property, or even damage optical fiber and inconvenient one hand
The problem of operation, provide that a kind of bayonet lock is locking and tight-holding type waterproof construction, one-hand operation quick locking, in tail portion waterproof construction
Waterproof connector cannot be unlocked with fixed socket before not unclamping optical cable, to drive optical cable and whole when preventing disassembly tail portion waterproof construction
A waterproof connector rotation.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing, a kind of bayonet lock is locking and tight-holding type is anti-
Water-bound, including fixed socket 1, waterproof connector 2, locking key seat 3, locking nut 4, contraction set 5, seal rubber 6, feature exists
In: setting is there are two symmetrical groove 11 on the fixed socket 1, and there are two symmetrical axial for setting on the waterproof connector 2
Through slot 21, tail portion are provided with the first external screw thread 22, and first boss 23, the fixed socket 1 and waterproof are provided in the outer circle of tail portion
Connector 2 complements each other to form locking mechanism；There are two symmetrical keys 31 for setting on the locking key seat 3, and tail portion is provided with positioning
Face 32, is provided with through-hole 33 on the locking key seat 3, described two symmetrical grooves 11, two symmetrical axial pass troughs 21 respectively with
Two symmetrical keys 31 are plugged together, and anti-loose structure is formed；The first internal screw thread 41, head inner circle are provided on the locking nut 4
There is a step 42, there is the first inclined-plane 43 in tail portion, and the first boss 23 blocks the step 42, in waterproof connector 2 and locking screw
Mother 4, which is threadedly coupled when disconnecting, guarantees that the two is in connection status；Fixed locking 3 axial position of key seat of locking nut 4, is inserted with fixed
The locking mechanism that seat 1 and waterproof connector 2 are formed collectively constitutes anti-loose structure；Be provided on contraction set 5 second inclined-plane 51,
Multi-groove structure 52 shrinks set 5 and collapsed seal rubber 6 and clamps optical cable under the extruding on first inclined-plane 43 of locking nut 4,
Form waterproof construction.
Further, 2 bayonet connection of the fixed socket 1 and waterproof connector is provided with two in 1 outer circle of fixed socket
A symmetrical second boss 12, there are two symmetrical inside groove 24, the fixed socket 1 and waterproofs for setting on the waterproof connector 2
Connector 2 carries out cooperatively forming locking mechanism by described two symmetrical second boss 12 and the two symmetrical inside groove 24.
Further, the fixed socket 1 and waterproof connector 2 are threadedly coupled, and are provided with outside second on the fixed socket 1
Screw thread 13 is provided with the second internal screw thread 25 on the waterproof connector 2, and the fixed socket 1 and waterproof connector 2 are connected through a screw thread
Form locking mechanism.
The beneficial effect of the utility model comparison prior art is: a kind of bayonet lock provided by the utility model is locking and holds tightly
Formula waterproof construction is limited the radial position of fixed socket and waterproof connector by the locking symmetrical key of key seat two, passes through locking screw
The axial position of the fixed locking key seat of mother, forms a linkage structure, only after locking nut falls back on certain position, locking pin
Seat could unlock fixed socket and waterproof connector, while facilitating one-handed performance, prevent from driving when pulling locking nut anti-
Water swivel rotates and causes the case where optical cable rotation is to influence its performance generation.
Detailed description of the invention
Fig. 1 is the fixed socket structural schematic diagram of the utility model embodiment.
Fig. 2 is the waterproof joint structure schematic diagram of the utility model embodiment.
Fig. 3 is the locking pin structure schematic diagram of the utility model embodiment.
Fig. 4 is the lock nut structure diagram of the utility model embodiment.
Fig. 5 is the contraction nested structure schematic diagram of the utility model embodiment.
Fig. 6 is that a kind of bayonet lock provided by the utility model is locking and the structural schematic diagram of tight-holding type waterproof construction.
Fig. 7 is the fixed socket structural schematic diagram of another embodiment of the utility model.
Fig. 8 is the waterproof joint structure schematic diagram of another embodiment of the utility model.
Fig. 9 is that another bayonet lock provided by the utility model is locking and the structural schematic diagram of tight-holding type waterproof construction.
Description of symbols:
1: fixed socket；2: waterproof connector；3: locking key seat；4: locking nut；5: shrinking set；6: seal rubber；10: anti-
Water-bound；11: groove；21: axial pass trough；22: the first external screw threads；23: first boss；31: key；32: positioning surface；33: through-hole；
41: the first internal screw threads；42: step；43: the first inclined-planes；51: the second inclined-planes；52: multi-groove structure；12: second boss；13: the second
External screw thread；24: inside groove；25: the second internal screw threads.
Specific embodiment
The utility model will be further described in the following with reference to the drawings and specific embodiments.It should be appreciated that being described herein as
Specific embodiment be only used for explain the utility model, be not used to limit the utility model.
Embodiment 1
As shown in Figure 1, two symmetrical grooves 11 are provided in 1 outer circle of fixed socket of the utility model embodiment, two pairs
The second boss 12 of title.
As shown in Fig. 2, the waterproof connector 2 of the utility model embodiment is provided with two symmetrical axial pass troughs 21, tail portion
It is provided with the first external screw thread 22, first boss 23 is provided in outer circle, the waterproof connector 2 is additionally provided with two symmetrical inside grooves
24。
As shown in figure 3, the locking key seat 3 of the utility model embodiment is provided with two symmetrical keys 31, tail portion is provided with fixed
Plane 32 is provided with through-hole 33 on the locking key seat 3.
As shown in figure 4, the locking nut 4 of the utility model embodiment is provided with the first internal screw thread 41, the setting of head inner circle
There is a step 42, tail portion is provided with the first inclined-plane 43.
As shown in figure 5, the contraction set 5 of the utility model embodiment is provided with the second inclined-plane 51, multi-groove structure 52.
As shown in fig. 6, a kind of bayonet lock provided by the utility model is locking and tight-holding type waterproof construction 10 includes fixed socket
1, waterproof connector 2, locking key seat 3, locking nut 4, contraction set 5, seal rubber 6.
When the waterproof construction 10 assembles, in the two of the symmetrical second boss 12 of the two of fixed socket 1 and waterproof connector 2 are symmetrical
Slot 24 is carried out with locking mechanism is combined into, so that fixed socket 1 and the fastening of waterproof connector 2, two symmetrical grooves of fixed socket 1
11, two symmetrical keys 31 of the two of the waterproof connector 2 symmetrical axial pass troughs 21 respectively with locking key seat 3 plug together composition anti-loose structure, make
After obtaining fixed socket 1 and the locking of waterproof connector 2, locking nut 4 and waterproof connector 2 are passed through into the first internal screw thread 41 and the first outer spiral shell
Line 22 is tightened.The first boss 23 of 2 tail portion outer circle of waterproof connector blocks the step 42 of locking nut 4, in waterproof connector 2 and locking
Nut 4, which is threadedly coupled when disconnecting, guarantees that the two is in connection status.The axial position of the fixed locking key seat 3 of locking nut 4, and it is solid
Determine the locking mechanism that socket 1 and waterproof connector 2 are formed and collectively constitutes anti-loose structure.Shrink set 5 locking nut 4 first tiltedly
Collapsed seal rubber 6 and optical cable is clamped under the extruding in face 43, forms waterproof construction 10.
When the waterproof construction 10 is dismantled, first locking nut 4 and the screw thread of waterproof connector 2 are unscrewed, at this time due to locking
Nut 4 withstands locking key seat 3, so that waterproof connector 2 and fixed socket 1 are constantly in locking state, it only will be after locking nut 4
Certain position is fallen back on, i.e., after anti-loose structure unclamps optical cable, locking key seat 3 can just be retreated, and locking key seat 3 just unlocks fixed insert
Seat 1 and waterproof connector 2.
Embodiment 2
As shown in fig. 7, being provided with two symmetrical grooves 11, institute on the fixed socket 1 of another embodiment of the utility model
It states and is provided with the second external screw thread 13 on fixed socket 1.
As shown in figure 8, the waterproof connector 2 of another embodiment of the utility model is provided with two symmetrical axial pass troughs 21,
Its tail portion is provided with the first external screw thread 22, and first boss 23 is provided in outer circle, and 2 head of waterproof connector is provided in second
Screw thread 25.
As shown in figure 9, another kind bayonet lock provided by the utility model is locking and tight-holding type waterproof construction 10 includes fixed inserts
Seat 1, locking key seat 3, locking nut 4, shrinks set 5, seal rubber 6 at waterproof connector 2.Wherein lock key seat 3, locking nut 4,
The structural schematic diagram of set 5 is shunk respectively referring to Fig. 3~Fig. 5 in embodiment 1.
When the waterproof construction 10 assembles, fixed socket 1 and waterproof connector 2 pass through the second external screw thread 13 and the second internal screw thread
25 are threadedly coupled composition locking mechanism, so that fixed socket 1 and waterproof connector 2 screw, two symmetrical grooves 11 of fixed socket 1,
Two symmetrical keys 31 of the symmetrical axial pass trough 21 of the two of waterproof connector 2 respectively with locking key seat 3 plug together composition anti-loose structure, so that solid
After determining socket 1 and the locking of waterproof connector 2, locking nut 4 and waterproof connector 2 are passed through into the first internal screw thread 41 and the first external screw thread 22
It tightens.The first boss 23 of 2 tail portion outer circle of waterproof connector blocks the step 42 of locking nut 4, in waterproof connector 2 and locking nut
4, which are threadedly coupled both guarantees when disconnecting, is in connection status.The axial position of the fixed locking key seat 3 of locking nut 4, is inserted with fixed
The locking mechanism that seat 1 and waterproof connector 2 are formed collectively constitutes anti-loose structure.Set 5 is shunk on the first inclined-plane 43 of locking nut 4
Extruding under collapsed seal rubber 6 and clamp optical cable, form waterproof construction 10.
When the waterproof construction 10 is dismantled, first locking nut 4 and the screw thread of waterproof connector 2 are unscrewed, at this time due to locking
Nut 4 withstands locking key seat 3, so that waterproof connector 2 and fixed socket 1 are constantly in locking state, it only will be after locking nut 4
Certain position is fallen back on, i.e., after anti-loose structure unclamps optical cable, locking key seat 3 can just be retreated, and locking key seat 3 just unlocks fixed insert
Seat 1 and waterproof connector 2.
Bayonet lock provided by the utility model is locking and tight-holding type waterproof construction has achieved the purpose that facilitate one-handed performance, together
When, it is therefore prevented that drive waterproof connector rotation to lead to the case where influencing its performance so as to cause optical cable rotation when pulling locking nut
Occur.
The above is only the preferred embodiment of the utility model only, is not used to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (3)
1. a kind of bayonet lock is locking and tight-holding type waterproof construction, including fixed socket (1), waterproof connector (2), locking key seat (3), lock
Tight nut (4) shrinks set (5), seal rubber (6), it is characterised in that: there are two symmetrical for setting on the fixed socket (1)
Groove (11), there are two symmetrical axial pass trough (21) for setting on the waterproof connector (2), and tail portion is provided with the first external screw thread
(22), it is provided in the outer circle of tail portion first boss (23), the fixed socket (1) and waterproof connector (2) complement each other to form lock
Locking structure；There are two symmetrical key (31) for setting on the locking key seat (3), and tail portion is provided with positioning surface (32), the locking
It is provided on key seat (3) through-hole (33), described two symmetrical grooves (11), two symmetrical axial pass troughs (21) are right with two respectively
Claim key (31) to be plugged together, forms anti-loose structure；The first internal screw thread (41), head inner circle are provided on the locking nut (4)
Have a step (42), tail portion has the first inclined-plane (43), and the first boss (23) blocks the step (42), in waterproof connector
(2) it is threadedly coupled when disconnecting with locking nut (4) and guarantees that the two is in connection status；Fixed locking key seat (3) of locking nut (4)
Axial position, the locking mechanism formed with fixed socket (1) and waterproof connector (2) collectively constitute anti-loose structure；The contraction
It is provided with the second inclined-plane (51), multi-groove structure (52) on set (5), shrinks set (5) on first inclined-plane of locking nut (4)
(43) collapsed seal rubber (6) and optical cable is clamped under extruding, forms waterproof construction.
2. a kind of bayonet lock described in accordance with the claim 1 is locking and tight-holding type waterproof construction, it is characterised in that: the fixed socket
(1) and waterproof connector (2) bayonet connection, there are two symmetrical second boss (12), institutes for setting in fixed socket (1) outer circle
Stating setting on waterproof connector (2), there are two symmetrical inside groove (24), the fixed socket (1) and waterproof connectors (2) described in
Two symmetrical second boss (12) and the two symmetrical inside groove (24) carry out cooperatively forming locking mechanism.
3. a kind of bayonet lock described in accordance with the claim 1 is locking and tight-holding type waterproof construction, it is characterised in that: the fixed socket
(1) it is threadedly coupled with waterproof connector (2), is provided with the second external screw thread (13), the waterproof connector on the fixed socket (1)
(2) it is provided on the second internal screw thread (25), the fixed socket (1) and waterproof connector (2) are connected through a screw thread to form locking knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749815.3U CN208239665U (en) | 2018-05-18 | 2018-05-18 | A kind of bayonet lock is locking and tight-holding type waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749815.3U CN208239665U (en) | 2018-05-18 | 2018-05-18 | A kind of bayonet lock is locking and tight-holding type waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239665U true CN208239665U (en) | 2018-12-14 |
Family
ID=64580961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749815.3U Expired - Fee Related CN208239665U (en) | 2018-05-18 | 2018-05-18 | A kind of bayonet lock is locking and tight-holding type waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208239665U (en) |
-
2018
- 2018-05-18 CN CN201820749815.3U patent/CN208239665U/en not_active Expired - Fee Related
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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: 20181214 |