CN210805973U - Combiner that barrier propterty is good - Google Patents
Combiner that barrier propterty is good Download PDFInfo
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- CN210805973U CN210805973U CN201921903519.5U CN201921903519U CN210805973U CN 210805973 U CN210805973 U CN 210805973U CN 201921903519 U CN201921903519 U CN 201921903519U CN 210805973 U CN210805973 U CN 210805973U
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Abstract
The utility model provides a combiner with good protection performance, which comprises an upper cover plate and a lower shell which can be mutually clamped and fixed, wherein the lower shell comprises a lower bottom plate and a first side baffle and a second side baffle which are arranged around the lower bottom plate and are parallel to each other, the outer side wall of the lower shell is enclosed between the first side baffles, a cavity is enclosed between the second side baffles, and an insertion cavity is enclosed between the first side baffle and the second side baffle; the periphery of the upper cover plate is provided with an insertion plate, the insertion plate can extend into the insertion cavity, the insertion plate is also provided with an elastic buckle, and the side wall of the first side baffle is provided with a buckle hole matched with the elastic buckle; the first protection ring is arranged along the circumferential direction of the inserting plate, and the second protection ring is arranged along the circumferential direction of the second side baffle. The utility model discloses a dual protection, inside external dust and water hardly got into the combiner, guaranteed waterproof nature and dirt resistance, improved the protecting effect.
Description
Technical Field
The utility model particularly relates to a combiner that barrier propterty is good.
Background
In recent years, with the rapid development of wireless communication construction, the requirements for cavity passive devices are higher and higher, and particularly with the large-scale construction of 3G standards WCDMA, CDMA2000, and TD-SCDMA third-generation mobile communication systems and the gradual commercialization of fourth-generation mobile communication LTE, the construction scale of indoor coverage distribution systems is larger and larger, and the indoor combiner is more and more widely applied as a key device for combining the signal sources of each standard therein. However, due to diversification of construction scenes and difference of regional environments, the problem of poor environmental adaptability of the indoor combiner is exposed, and the requirements of mobile communication 3G and 4G fields on high performance and long service life of products cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a combiner that barrier propterty is good, through dual protection, inside external dust and water hardly got into the combiner, guaranteed waterproof nature and dirt resistance, improved the protecting effect.
The utility model adopts the following technical scheme:
a combiner with good protection performance comprises an upper cover plate and a lower shell which can be clamped and fixed mutually, wherein the lower shell comprises a lower bottom plate, and a first side baffle and a second side baffle which are arranged along the periphery of the lower bottom plate and are parallel to each other, the outer side wall of the lower shell is enclosed between the first side baffles, a cavity is enclosed between the second side baffles, and an insertion cavity is enclosed between the first side baffles and the second side baffles; the periphery of the upper cover plate is provided with an insertion plate, the insertion plate can extend into the insertion cavity, the insertion plate is also provided with an elastic buckle, and the side wall of the first side baffle is provided with a buckle hole matched with the elastic buckle;
a first protection ring is arranged along the circumferential direction of the insertion plate and used for sealing a gap between the insertion plate and the first side baffle; and a second protection ring is arranged along the circumferential direction of the second side baffle and is used for plugging a gap between the inserting plate and the second side baffle.
Preferably, the buckling hole penetrates through the side wall of the first side baffle, a blocking piece used for blocking the buckling hole is further arranged in the buckling hole, the blocking piece comprises a bolt connected with the buckling hole through an internal thread and a blocking ring sleeved on the outer side of the bolt, and sealing rings used for sealing are respectively arranged between the blocking ring and the buckling hole and between the bolt and the blocking ring;
the stop ring is detachably sleeved outside the bolt, the bolt can be in contact with the elastic buckle, and the length of the bolt is not less than the axial length of the buckle hole.
Preferably, the barrier ring comprises two semicircle rings, and the semicircle ring all is equipped with U type groove, and two U type grooves can the amalgamation be the round hole that supplies the bolt to pass, and the both sides that lie in U type groove on the semicircle ring are equipped with inserted block and jack respectively, and two semicircle rings are pieced together into an organic whole through the cooperation of inserted block and jack respectively.
Preferably, a stop plate is further connected between the first side baffle plate and the second side baffle plate, and the insertion cavity is defined by the first side baffle plate, the second side baffle plate and the stop plate; when the elastic buckle is positioned in the buckle hole, the inserting plate is contacted with the stop plate; the first side baffle, the second side baffle, the stop plate and the lower bottom plate enclose a temporary cavity, through holes communicated with the temporary cavity are further formed in the stop plate, and the through holes are uniformly distributed on the stop plate.
Preferably, the periphery of the upper cover plate is provided with an upper connecting plate extending outwards, and the lower surface of the upper connecting plate is provided with a guide post; the top of first side shield is equipped with the lower connecting plate of outside extension all around, the upper surface of lower connecting plate is equipped with the uide bushing with guide post matched with, and when elasticity buckle stretched into the buckle downthehole, the guide post was located the uide bushing.
Preferably, a return spring is further arranged in the guide sleeve, and when the elastic buckle extends into the buckle hole, the guide post compresses the return spring.
Preferably, the diameter of the guide post is smaller than the inner diameter of the guide sleeve, and a conical rubber pad for plugging an opening at the top of the guide sleeve is sleeved outside the guide post.
Preferably, the lower connecting plate is further provided with a screw, the upper connecting plate is provided with a through hole for the screw to pass through, and the screw is sleeved with a nut positioned below the upper connecting plate.
The utility model has the advantages that: during the assembly, stretch into the insertion intracavity with the board of inserting of upper cover plate, the inner wall that first guard ring inserted the board outside hugs closely first side shield removes, the second guard ring that inserts the inboard second side shield of hugging closely of board removes, first guard ring and second guard ring all receive the extrusion and warp, thereby realize the effect in shutoff clearance, through the dual protection of first guard ring and second guard ring, external dust and water hardly get into inside cavity, waterproof nature and dirt resistance have been guaranteed, the protective effect is improved, realize high protection level.
Drawings
The accompanying drawings are included to provide a preferred understanding of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a left side view of the present invention;
FIG. 2 is a schematic cross-sectional view of the inside of the present invention;
FIG. 3 is a cross-sectional schematic view of the lower housing of FIG. 2;
FIG. 4 is a schematic cross-sectional view of the upper cover plate of FIG. 2;
FIG. 5 is a schematic cross-sectional view of the guide sleeve of FIG. 2;
fig. 6 is an exploded view of the blocker ring of the present invention.
Labeled as: 1. an upper cover plate; 2. a lower housing; 3. a lower base plate; 4. a first side dam; 5. a second side baffle; 6. a chamber; 7. an insertion cavity; 8. an insert plate; 9. elastic buckle; 10. a snap-in hole; 11. a first guard ring; 12. a second guard ring; 13. a blocking member; 14. a bolt; 15. a blocking ring; 16. a seal ring; 17. a stopper plate; 18. a through hole; 19. an upper connecting plate; 20. a guide post; 21. a lower connecting plate; 22. a guide sleeve; 23. a return spring; 24. a conical rubber pad; 25. a screw; 26. a nut; 27. a semicircular ring; 28. inserting a block; 29. a jack; 30. a temporary chamber.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 6, a combiner with good protection performance in this embodiment includes an upper cover plate 1 and a lower housing 2 that can be fastened and fixed to each other, where the lower housing 2 includes a lower base plate 3 and a first side baffle 4 and a second side baffle 5 that are parallel to each other and are disposed along the periphery of the lower base plate 3, an outer sidewall of the lower housing 2 is defined by the first side baffles 4, the second side baffle 5 is located inside the first side baffle 4, a chamber 6 is defined by the second side baffles 5, main components of the combiner are installed in the chamber 6, and an insertion chamber 7 is defined by the first side baffle 4 and the second side baffle 5; the periphery of the upper cover plate 1 is provided with an insertion plate 8, the insertion plate 8 can extend into the insertion cavity 7, namely the insertion plate 8 can be inserted between the first side baffle 4 and the second side baffle 5, the insertion plate 8 is also provided with an elastic buckle 9, the side wall of the first side baffle 4 is provided with a buckle hole 10 matched with the elastic buckle 9, when the elastic buckle 9 is inserted into the buckle hole 10, the elastic buckle 9 prevents the insertion plate 8 from moving upwards, and the connection between the upper cover plate 1 and the lower shell 2 is realized through the matching of the elastic buckle 9 and the buckle hole 10;
a first protection ring 11 is arranged along the circumferential direction of the insertion plate 8, and the first protection ring 11 is used for sealing the gap between the insertion plate 8 and the first side baffle 4; a second protection ring 12 is arranged along the circumferential direction of the second side baffle 5, and the second protection ring 12 is used for sealing the gap between the inserting plate 8 and the second side baffle 5; the first protection ring 11 and the second protection ring 12 are both made of rubber materials and have certain elasticity, the first protection ring 11 is spread and surrounds the outer side of the inserting plate 8, the second protection ring 12 is spread and surrounds the second side baffle 5, the cross sections of the first protection ring 11 and the second protection ring 12 are in right-angled triangles, the directions of the inclined planes of the first protection ring 11 and the second protection ring 12 are opposite, the inclined plane of the first protection ring 11 faces downwards, the inclined plane of the second protection ring 12 faces upwards, in the process that the inserting plate 8 extends into the inserting cavity 7, the first protection ring 11 outside the inserting plate 8 moves tightly attached to the inner wall of the first side baffle 4, the inner side of the inserting plate 8 moves tightly attached to the second protection ring 12 of the second side baffle 5, the first protection ring 11 and the second protection ring 12 are both extruded and deformed, so that the gap blocking effect is realized, and external dust and water are difficult to enter the inner cavity 6 through the double protection of the first protection ring 11 and the second protection ring 12, the waterproof and dustproof performance is ensured, and the protection effect is improved.
In order to facilitate the disassembly of the upper cover plate 1, the buckling hole 10 penetrates through the side wall of the first side baffle 4, the elastic buckle 9 can be driven to be separated from the buckling hole 10 through the buckling hole 10, the disassembly can be realized, in order to improve the protection effect, a blocking piece 13 used for blocking the buckling hole 10 is further arranged in the buckling hole 10, and external dust and water are blocked through the blocking piece 13;
the blocking piece 13 comprises a bolt 14 in threaded connection with the buckle hole 10 and a blocking ring 15 sleeved outside the bolt 14, and sealing rings 16 for sealing are respectively arranged between the blocking ring 15 and the buckle hole 10 and between the bolt 14 and the blocking ring 15; the stop ring 15 is detachably sleeved outside the bolt 14, the bolt 14 can be in contact with the elastic buckle 9, and the length of the bolt 14 is not less than the axial length of the buckle hole 10; during assembly, the bolt 14 is in a screwed state, and the nut of the bolt 14 presses the stop ring 15 on the outer side wall of the first side baffle 4; when the clamping ring needs to be disassembled, the bolt 14 is firstly loosened, then the stop ring 15 is disassembled, the bolt 14 is rotated towards the clamping hole 10, and the bolt 14 pushes the elastic clamp 9 to leave the clamping hole 10, so that the disassembling purpose can be realized.
Specifically, barrier ring 15 comprises two semicircle rings 27, semicircle ring 27 all is equipped with U type groove, two U type grooves can be the amalgamation and be the round hole that supplies bolt 14 to pass, the both sides that lie in U type groove on semicircle ring 27 are equipped with inserted block 28 and jack 29 respectively, inserted block 28 and jack 29 are towards two semicircle ring 27 relative direction mutual grafting, two semicircle rings 27 are respectively through the cooperation amalgamation of inserted block 28 and jack 29 and become one, after loosening bolt 14, can be very convenient part two semicircle rings 27.
A stop plate 17 is further connected between the first side baffle plate 4 and the second side baffle plate 5, and the insertion cavity 7 is defined by the first side baffle plate 4, the second side baffle plate 5 and the stop plate 17; when the elastic buckle 9 is positioned in the buckle hole 10, the inserting plate 8 is contacted with the stop plate 17, the inserting plate 8 can be prevented from further moving downwards, and the position of the upper cover plate 1 can be limited by matching the elastic buckle 9; the first side baffle 4, the second side baffle 5, the stop plate 17 and the lower bottom plate 3 enclose a temporary cavity 30, the temporary cavity 30 has a certain volume, the stop plate 17 is further provided with through holes 18 communicated with the temporary cavity 30, the through holes 18 are uniformly distributed on the stop plate 17, the temporary cavity 30 can play a certain preventive role, if the seal is damaged, external dust or water can penetrate through the through holes 18 to enter the temporary cavity 30 when penetrating through the first protection ring 11 or the seal ring 16 to enter the interior, the sealing pressure at the position of the second protection ring 12 is small, and the temporary cavity 30 still cannot enter the cavity 6 easily; a sealed observation window can be arranged on the side wall of the first side baffle 4 at the temporary cavity 30, the condition in the temporary cavity 30 can be observed in real time, and once the existence of foreign matters is found, maintenance treatment is needed.
Specifically, the periphery of the upper cover plate 1 is provided with an upper connecting plate 19 extending outwards, and the lower surface of the upper connecting plate 19 is provided with a guide post 20; the periphery of the top of the first side baffle 4 is provided with a lower connecting plate 21 extending outwards, the upper surface of the lower connecting plate 21 is provided with a guide sleeve 22 matched with the guide post 20, when the elastic buckle 9 extends into the buckle hole 10, the guide post 20 is positioned in the guide sleeve 22, and the upper cover plate 1 is convenient to mount under the guide action of the guide sleeve 22; a return spring 23 is further arranged in the guide sleeve 22, when the elastic buckle 9 extends into the buckle hole 10, the guide post 20 compresses the return spring 23, at the moment, the return spring 23 generates upward elastic force on the upper cover plate 1, the elastic buckle 9 prevents the upper cover plate 1 from moving upwards, the fixing stability can be improved, when the elastic buckle 9 is detached, the elastic buckle 9 leaves the buckle hole 10, and the upper cover plate 1 can be opened quickly under the action of the return spring 23; the diameter of guide post 20 is less than the internal diameter of uide bushing 22, and the guide post 20 still cup joints outward and is used for the toper cushion 24 of shutoff uide bushing 22 open-top, for the barrier propterty in improving uide bushing 22, blocks through toper cushion 24, further improves barrier propterty, improves reset spring 23's life-span.
In actual production, assembly tolerance exists between the elastic buckle 9 and the buckle hole 10, in the assembly process, a small gap exists between the insertion plate 8 and the stop plate 17, although the upper cover plate 1 cannot move upwards, a certain displacement can be generated downwards, and the overall reliability is affected, therefore, a screw 25 is further arranged on the lower connecting plate 21, a through hole for the screw 25 to penetrate through is formed in the upper connecting plate 19, a nut 26 positioned below the upper connecting plate 19 is sleeved outside the screw 25, the nut 26 is used for limiting the downward movement of the upper connecting plate 19, after the assembly process is finished, the nut 26 is screwed upwards, the upper cover plate 1 cannot generate the downward displacement at the moment, the situation can be avoided, and the reliability is improved; of course, a nut 26 may be further sleeved on the screw 25 above the upper connecting plate 19, and the fastening effect can be further improved by screwing the nut.
The utility model discloses a theory of operation:
during assembly, the insertion plate 8 extends into the insertion cavity 7, the first protection ring 11 on the outer side of the insertion plate 8 moves along the inner wall of the first side baffle 4 in a manner of clinging to the inner side of the insertion plate 8, the second protection ring 12 on the inner side of the insertion plate 8 moves along the inner side of the second side baffle 5 in a manner of clinging to the inner side of the insertion plate 8, and the first protection ring 11 and the second protection ring 12 are both extruded and deformed to realize the function of blocking a gap; at this time, the guide post 20 compresses the return spring 23 in the guide sleeve 22 to move until the elastic buckle 9 enters the buckle hole 10, and finally, after the nut 26 below the upper connecting plate 19 is screwed upwards, the nut 26 above is screwed, namely, the assembly is finished;
when the assembly needs to be disassembled, the nut 26 above the upper connecting plate 19 is firstly removed, the bolt 14 is loosened, the bolt 14 is rotated into the clamping hole 10 after the stop ring 15 is disassembled, the bolt 14 pushes the elastic clamp 9 to leave the clamping hole 10, and the upper cover plate 1 can be quickly opened upwards under the action of the return spring 23.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A combiner with good protection performance is characterized by comprising an upper cover plate and a lower shell which can be mutually clamped and fixed, wherein the lower shell comprises a lower bottom plate, and a first side baffle and a second side baffle which are parallel to each other and arranged along the periphery of the lower bottom plate; the periphery of the upper cover plate is provided with an insertion plate, the insertion plate can extend into the insertion cavity, the insertion plate is also provided with an elastic buckle, and the side wall of the first side baffle is provided with a buckle hole matched with the elastic buckle;
a first protection ring is arranged along the circumferential direction of the insertion plate and used for sealing a gap between the insertion plate and the first side baffle; and a second protection ring is arranged along the circumferential direction of the second side baffle and is used for plugging a gap between the inserting plate and the second side baffle.
2. The combiner with good protection performance according to claim 1, wherein the buckling hole penetrates through a side wall of the first side baffle, a blocking member for blocking the buckling hole is further arranged in the buckling hole, the blocking member comprises a bolt connected with the buckling hole through a thread and a blocking ring sleeved outside the bolt, and sealing rings for sealing are respectively arranged between the blocking ring and the buckling hole and between the bolt and the blocking ring;
the stop ring is detachably sleeved outside the bolt, the bolt can be in contact with the elastic buckle, and the length of the bolt is not less than the axial length of the buckle hole.
3. The combiner of claim 2, wherein the blocking ring is composed of two semicircular rings, each semicircular ring is provided with a U-shaped groove, the two U-shaped grooves can be combined to form a circular hole for a bolt to pass through, the semicircular rings are respectively provided with an insertion block and an insertion hole at two sides of the U-shaped groove, and the two semicircular rings are respectively combined into a whole through the cooperation of the insertion block and the insertion hole.
4. The combiner of any one of claims 1 to 3, wherein a stop plate is further connected between the first side baffle and the second side baffle, and the insertion cavity is enclosed by the first side baffle, the second side baffle and the stop plate; when the elastic buckle is positioned in the buckle hole, the inserting plate is contacted with the stop plate; the first side baffle, the second side baffle, the stop plate and the lower bottom plate enclose a temporary cavity, through holes communicated with the temporary cavity are further formed in the stop plate, and the through holes are uniformly distributed on the stop plate.
5. The combiner with good protection performance according to claim 4, wherein an upper connecting plate extending outwards is arranged around the upper cover plate, and a guide post is arranged on the lower surface of the upper connecting plate; the top of first side shield is equipped with the lower connecting plate of outside extension all around, the upper surface of lower connecting plate is equipped with the uide bushing with guide post matched with, and when elasticity buckle stretched into the buckle downthehole, the guide post was located the uide bushing.
6. The combiner of claim 5, wherein a return spring is further disposed in the guide sleeve, and when the elastic clip extends into the clip hole, the guide post compresses the return spring.
7. The combiner with good protection performance according to claim 6, wherein the diameter of the guide post is smaller than the inner diameter of the guide sleeve, and a conical rubber pad for blocking an opening at the top of the guide sleeve is sleeved outside the guide post.
8. The combiner with good protection performance according to claim 6 or 7, wherein a screw is further arranged on the lower connecting plate, a through hole for the screw to pass through is formed in the upper connecting plate, and a nut located below the upper connecting plate is sleeved outside the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921903519.5U CN210805973U (en) | 2019-11-06 | 2019-11-06 | Combiner that barrier propterty is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921903519.5U CN210805973U (en) | 2019-11-06 | 2019-11-06 | Combiner that barrier propterty is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210805973U true CN210805973U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921903519.5U Active CN210805973U (en) | 2019-11-06 | 2019-11-06 | Combiner that barrier propterty is good |
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| Country | Link |
|---|---|
| CN (1) | CN210805973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864325A (en) * | 2020-07-29 | 2020-10-30 | 杭州盛通科技有限公司 | Broadband combiner with built-in antenna |
-
2019
- 2019-11-06 CN CN201921903519.5U patent/CN210805973U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864325A (en) * | 2020-07-29 | 2020-10-30 | 杭州盛通科技有限公司 | Broadband combiner with built-in antenna |
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Effective date of registration: 20210519 Address after: 201100 Building 1, 99 Hongjian Road, Minhang District, Shanghai Patentee after: JQL ELECTRONIC (SHANGHAI) Co.,Ltd. Address before: 215000 No.39 Fangda street, Suzhou Industrial Park, Jiangsu Province Patentee before: Michael Microelectromechanical Technology (Suzhou) Co.,Ltd. |