CN211700529U

CN211700529U - Anti-corrosion protection device for outdoor communication antenna for steamship

Info

Publication number: CN211700529U
Application number: CN202020885305.6U
Authority: CN
Inventors: 林小强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-10-16
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses an outdoor communication antenna anticorrosion protection device for steamship, including the antenna, the fixed welding of antenna has the locating plate, the locating hole has been seted up to the locating plate upper surface, the fixed rubber sleeve that has cup jointed of locating hole, the rubber sleeve is pegged graft and is had fastening bolt, the downside of locating plate is provided with the backing plate, fastening bolt passes the hole on the backing plate, the locating plate is provided with the bottom plate with the centre of backing plate, one side bolted connection that the antenna was kept away from to the bottom plate has the ring clamp, the fixed stand that has cup jointed in the middle of ring clamp and the bottom plate, the constant head tank. The utility model has the advantages that: through improving the metalwork threaded connection mode among the prior art for fastening through the bolt to add the rubber sleeve at fastening screw and cut off the contact, solve because of the easy problem that takes place electrochemical corrosion and accelerate the device corrosion rate between two metalworks of intaking of threaded connection's thread gap department.

Description

Anti-corrosion protection device for outdoor communication antenna for steamship

Technical Field

The utility model relates to an outdoor communication antenna anticorrosion device specifically is an outdoor communication antenna anticorrosion protection device for steamship, belongs to outdoor anticorrosion protection technical field.

Background

The antenna is widely used as the most common signal transceiving device, the antenna installed outdoors can be affected by wind and rain, particularly, the antenna equipment used in marine navigation has good and bad corrosion resistance, the performance and even the service life of the antenna are directly affected, but the corrosion speed of the marine environment to the outdoor device is much higher than that of the land, and the position where the antenna is most likely to corrode is the contact position of the gap between the antenna and the antenna bottom plate, because the upper surface of the antenna bottom plate is easy to accumulate water;

the antenna base plate is one of important components of the antenna, and mainly plays a role in supporting and fixing the antenna, the antenna base plate in the prior art is generally arranged in a simple plane shape, and the plane-shaped antenna base plate is easy to form accumulated water on the upper surface;

on the one hand ponding can lead to the corruption damage of antenna bottom plate self to influence the fixed of antenna, on the other hand ponding forms liquid medium between antenna and antenna bottom plate, make and form the electroerosion environment between antenna and the antenna bottom plate, if can improve the bottom plate structure of antenna, make the antenna bottom plate accomplish difficult ponding and the drainage of ventilating, under the condition of metal surface no water film, oxygen only takes place very slow chemical corrosion with the metal, the antenna bottom plate that provides dry installation space for antenna mounting platform can reduce effectively and avoid because the antenna that antenna bottom plate ponding arouses is corroded the phenomenon.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outdoor communication antenna anticorrosion protection device for the wheel ship just in order to solve above-mentioned problem.

The utility model realizes the above purpose by the following technical proposal, the anti-corrosion protection device for the outdoor communication antenna for the steamship comprises an antenna, a bottom plate and a stand column, wherein a positioning plate is fixedly welded at the main shaft end position of the antenna, the positioning plate is vertical to the main shaft direction of the antenna, a first positioning hole is respectively arranged on the upper surface of the positioning plate and positioned at the two ends of the positioning plate in a penetrating way, a rubber sleeve is movably sleeved on the inner wall of the first positioning hole, the rubber sleeve sequentially penetrates through the positioning plate, the bottom plate and a backing plate from top to bottom, the bottom plate is a rectangular plate with a protruded rectangular platform on the upper surface, a drainage groove parallel to the main shaft direction of the antenna is arranged on the upper surface of a boss of the bottom plate and positioned at the central axis, positioning grooves parallel to the drainage groove are arranged on the upper surface of the boss of the bottom plate and positioned, the rubber sleeve penetrates through the base plate and extends to the lower part of the base plate, a fastening bolt is inserted into an inner cavity of the rubber sleeve, the fastening bolt penetrates through the inner cavity of the rubber sleeve and extends to the lower part of the rubber sleeve, a part of the fastening bolt extending out of the lower part of the base plate is in threaded connection with a locking nut, a bolt on one side of the base plate is connected with an annular clamp, and an upright column is movably sleeved between the annular clamp and the base plate;

the first positioning hole comprises a cylindrical hole and a rectangular hole, the rectangular hole is symmetrically formed in two sides of the cylindrical hole, the cylindrical hole and the rectangular hole are mutually penetrated, the rubber sleeve comprises a cylindrical sleeve, a rubber top ring, a rubber bottom ring and a tapered locking groove, the length of the cylindrical sleeve is equal to the sum of the thicknesses of the positioning plate, the bottom plate and the base plate, the rubber top ring is fixedly connected to the top end of the cylindrical sleeve, the rubber bottom ring is fixedly connected to the bottom of the cylindrical sleeve, the tapered locking groove is formed in one side, away from the cylindrical sleeve, of the rubber top ring and the rubber bottom ring, one side, close to the screw rod, of the head of the fastening bolt is arranged to be of a circular truncated cone structure, one side, close to the head of the fastening bolt is arranged to be of a circular truncated cone structure, and the tapered.

Preferably, the positioning plates are a pair of metal plates fixedly welded at the end positions of the main shaft of the antenna in parallel, and first positioning holes formed in the two positioning plates form a regular rectangle to position the antenna at four points.

Preferably, the backing plates are arranged under each fixing plate, the length of each backing plate is larger than that of each positioning plate, a second positioning hole which is the same as the first positioning hole is formed in the corresponding position of each backing plate and the corresponding position of the first positioning hole above the backing plate, and each rubber sleeve sequentially penetrates through the first positioning hole, the positioning groove and the second positioning hole from top to bottom.

Preferably, the lower surface of the bottom plate is recessed towards the inside of the bottom plate, and the width of the positioning groove is larger than or equal to the outer diameter of the rubber sleeve.

Preferably, the diameter of the rubber top ring is larger than that of the rubber bottom ring, the rubber top ring can cover the top end opening of the first positioning hole, and the diameter of the rubber bottom ring is smaller than the length of the second positioning hole.

Preferably, the cross section of the drainage groove is trapezoidal.

Preferably, the diameter of the tapered locking groove is between the inner diameter and the outer diameter of the cylindrical sleeve, the diameter of the tapered locking groove of the rubber top ring is matched with the conical part of the screw head, and the tapered locking groove of the rubber bottom ring is matched with the conical part of the locking nut.

The utility model has the advantages that: the anti-corrosion protection device for the outdoor communication antenna for the steamship is improved in a mode of directly connecting the antenna and the bottom plate through threads in the prior art, and the positioning groove with the width larger than the diameter of the fastening bolt and the positioning hole with the diameter larger than the diameter of the locking bolt are arranged, so that the problem of electrochemical corrosion caused by water inflow of a small gap between the bottom plate and the antenna generated in a mode of directly connecting the antenna and the bottom plate through threads is solved, the positioning hole and the positioning groove are of an open structure, liquid is not easy to remain, the liquid enters the liquid and is easy to air dry, and the problem of electrochemical corrosion easily generated at the threaded connection part of the antenna;

according to the anti-corrosion protection device for the outdoor communication antenna for the steamship, the rubber sleeve is used for arranging the insulating interlayer at the threaded connection position of the fastening bolt and the bottom plate, one of necessary conditions for generating electrochemical corrosion is directly cut off, the upper rubber ring and the lower rubber ring are gradually extruded in the screwing process of the bolt due to the structure of the rubber sleeve, the rubber structure generates deformation, gaps between the upper rubber ring and the lower rubber ring are gradually filled, and liquid is prevented from entering the rubber sleeve to generate a corrosion effect on the bolt to a certain extent.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention shown in FIG. 1;

fig. 3 is a bottom view of the bottom plate structure of the present invention;

fig. 4 is a cross-sectional view of the bottom plate of the present invention;

FIG. 5 is an enlarged view of the positioning plate and the positioning hole structure of the present invention;

FIG. 6 is a structural diagram of the rubber sleeve of the present invention;

fig. 7 is an enlarged view of the fastening bolt and the locking nut of the present invention.

In the figure: 1. the antenna comprises an antenna body, 2, a positioning plate, 3, a first positioning hole, 301, a cylindrical hole, 302, a rectangular hole, 4, a rubber sleeve, 401, a cylindrical sleeve, 402, a rubber top ring, 403, a rubber bottom ring, 404, a conical locking groove, 5, a bottom plate, 6, a base plate, 7, a drainage groove, 8, a positioning groove, 9, a fastening bolt, 10, a locking nut, 11, an annular clamp, 12, a stand column, 13 and a second positioning hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, an anti-corrosion protection device for an outdoor communication antenna for a steamship comprises an antenna 1, a bottom plate 5 and a vertical column 12, wherein a positioning plate 2 is fixedly welded at the main shaft end position of the antenna 1, the positioning plate 2 is vertical to the main shaft direction of the antenna 1, first positioning holes 3 are respectively formed in the upper surface and two ends of the positioning plate 2 in a penetrating manner, a rubber sleeve 4 is movably sleeved on the inner wall of each first positioning hole 3, the positioning plate 2, the bottom plate 5 and a backing plate 6 sequentially penetrate through the rubber sleeve 4 from top to bottom, the bottom plate 5 is a rectangular plate with a protruding rectangular table on the upper surface, a drainage groove 7 parallel to the main shaft direction of the antenna 1 is formed in the upper surface of a boss of the bottom plate 5 and positioned at the central axis, positioning grooves 8 parallel to the drainage groove 7 are formed in the upper surface of the boss of the bottom plate 5 and positioned at two sides of the, the rubber sleeve 4 penetrates through the backing plate 6 and extends to the lower part of the backing plate 6, a fastening bolt 9 is inserted into an inner cavity of the rubber sleeve 4, the fastening bolt 9 penetrates through the inner cavity of the rubber sleeve 4 and extends to the lower part of the rubber sleeve 4, a part of the fastening bolt 9 extending out of the lower part of the backing plate 6 is in threaded connection with a locking nut 10, one side of the bottom plate 5 is in threaded connection with an annular clamp 11, and a stand column 12 is movably sleeved between the annular clamp 11 and the bottom plate 5;

the first positioning hole 3 comprises a cylindrical hole 301 and a rectangular hole 302, the rectangular hole 302 is symmetrically formed in two sides of the cylindrical hole 301, the cylindrical hole 301 and the rectangular hole 302 are mutually penetrated, the rubber sleeve 4 comprises a cylindrical sleeve 401, a rubber top ring 402, a rubber bottom ring 403 and a tapered locking groove 404, the length of the cylindrical sleeve 401 is equal to the sum of the thicknesses of the positioning plate 2, the bottom plate 5 and the base plate 6, the top end of the cylindrical sleeve 401 is fixedly connected with the rubber top ring 402, the bottom of the cylindrical sleeve 401 is fixedly connected with the rubber bottom ring 403, the tapered locking groove 404 is formed in one side, away from the cylindrical sleeve 401, of the rubber top ring 402 and the rubber bottom ring 403, one side, close to a screw, of the screw head of the fastening bolt 9 is arranged to be of a circular truncated cone structure, one side, close to the screw head of the locking nut 10 is arranged to be.

As a technical optimization scheme of the utility model, locating plate 2 is the metal sheet of a pair of parallel fixed welding in antenna 1 main shaft end position, and the rectangle that first locating hole 3 offered on two locating plates 2 constitutes the rule carries out four point location to antenna 1.

As a technical optimization scheme of the utility model, the backing plate 6 is arranged under each positioning plate 2, the length of the backing plate 6 is larger than that of the positioning plate 2, and a second positioning hole 13 which is the same as the first positioning hole 3 is arranged at the position, corresponding to the first positioning hole 3, of each backing plate 6, each rubber sleeve 4 sequentially penetrates through the first positioning hole 3, the positioning groove 8 and the second positioning hole 13 from top to bottom, in the fastening process of the fastening bolt 9, the bottom plate 5 is clamped through the action of the positioning plate 2 and the backing plate 6 to realize the fixation among parts, the lower surface of the bottom plate 5 is sunken towards the inside of the bottom plate 5, the width of the positioning groove 8 is larger than or equal to the outer diameter of the rubber sleeve 4, the diameter of the cylindrical hole 301 is larger than that of the rubber sleeve 4, the width of the rectangular hole 302 is smaller than that of the rubber sleeve 4, so that the fastening bolt 9 can pass through the cylindrical hole 301, the fastening effect can not be influenced when the gap of the joint is enlarged, the cross section of the drainage groove 7 is trapezoidal, and the inner wall of the drainage groove 7 is inclined downwards to facilitate drainage.

As a technical optimization scheme of the utility model, rubber apical ring 402 can fix rubber sleeve 4 in a certain position with rubber bottom ring 403 and be difficult to drop, and the diameter of rubber apical ring 402 is greater than the diameter of rubber bottom ring 403, and rubber apical ring 402 can cover the top opening of first locating hole 3, and the diameter ratio of rubber bottom ring 403 is little than the length of second locating hole 13.

As a technical optimization scheme of the utility model, the diameter of toper locking groove 404 is between the internal diameter and the external diameter of cylinder cover 401, toper locking groove 404 diameter and the screwhead circular cone position adaptation of rubber apical ring 402, the toper locking groove 404 of rubber bottom ring 403 and lock nut 10's circular cone position adaptation, two inclined plane inclination are complementary, because the deformation effect of rubber when screwing up, the screw head seals the space between fastening bolt 9 and the rubber sleeve 4.

When the utility model is used, the positioning holes 3 on the positioning plate 2 are respectively corresponding to the two positioning grooves 8, the rubber sleeve 4 is sleeved into the positioning holes 3 from the upper part of the positioning holes 3, the rubber sleeve 4 penetrates through the positioning groove 10 and extends to the lower side of the bottom plate 7, the fastening bolt 9 is inserted into the inner cavity of the rubber sleeve 4, the backing plate 6 is placed at the corresponding position, the lower ends of the rubber sleeve 4 and the fastening bolt 9 penetrate through the lower positioning groove 13 and are in threaded connection with the locking nut 10, in the process of locking the fastening bolts 9, the locking nuts 10 and the screw heads are respectively pressurized from the sides of the rubber top ring 402 and the rubber bottom ring 403, the rubber atlanto-region 402 and the rubber bottom ring 403 are stressed and deformed, a gap between the fastening bolts 9 and the cylindrical sleeve 401 is sealed by matching with the tapered locking grooves 404, and after the four fastening bolts 9 are respectively positioned and locked as required, the fixed connection work between the antenna 1 and the bottom plate 5 is completed;

bolted connection bottom plate 5 and ring clamp 11 again, with the combination fixed connection of antenna 1 and bottom plate 5 to stand 12 suitable position department, when raining or sea wave beat at antenna 1 and bottom plate 5 junction, because the upper surface of bottom plate 5 sets up the little boss structure of area, and the upper surface of bottom plate 5 is provided with water drainage tank 7, liquid can not form ponding at the upper surface of bottom plate 5, because the utility model discloses the device changes into the screw fastening mode with originally ordinary threaded connection, originally can get into bolt and be connected the liquid between the metalwork along the screw thread and can not contact the screw thread part, and be provided with rubber sleeve 4 in the side of fastening bolt 9 and cut off the direct contact between fastening bolt and the metalwork, open locating hole 3 and constant head tank 8 that set up in addition, the liquid major part that gets into in the clearance can the water drainage tank discharge, and the liquid that the minor part probably got into bolted connection department can not remain yet right the utility model discloses the metal parts of device produce electrochemical corrosion Acting;

under the action of the rubber top ring 402, the upper end of the positioning hole 3 is covered by the rubber top ring 402, the rubber bottom ring 403 is used for isolating the fastening bolt 9 from other metal parts and also can be used as a water outlet, and the fastening bolt 9 is separated from the fixed metal parts by the cylindrical sleeve 401, so that the potential electrochemical corrosion is avoided.

To the technical personnel in the field, the utility model discloses for the device that prevents to advance the electrochemical corrosion setting that produces because of threaded connection department is not only limited to the fastening bolt 9 of using between antenna and bottom plate, the quantity of locating hole 3 is greater than 3 and realizes stabilizing the location to the antenna can, fastening bolt 9's fastening only is relevant with first locating hole 3 and second locating hole 13, and the width of constant head tank 10 set up to be greater than the external diameter of rubber sleeve 4 can, in fixed mode, the antenna is not limited to and sets up to horizontal direction fixed connection.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an outdoor communication antenna anticorrosion protection device for steamship, includes antenna (1), bottom plate (5) and stand (12), its characterized in that: the antenna comprises an antenna body (1), a positioning plate (2) is fixedly welded at the position of a main shaft end of the antenna body (1), the positioning plate (2) is perpendicular to the direction of the main shaft of the antenna body (1), first positioning holes (3) are respectively formed in the upper surface and the two ends of the positioning plate (2) in a penetrating mode, a rubber sleeve (4) is movably sleeved on the inner wall of each first positioning hole (3), the positioning plate (2), a bottom plate (5) and a backing plate (6) sequentially penetrate through the rubber sleeve (4) from top to bottom, the bottom plate (5) is a rectangular plate with a protruding rectangular platform on the upper surface, a drainage groove (7) parallel to the direction of the main shaft of the antenna body (1) is formed in a penetrating mode in the position of the central axis of the upper surface of a boss of the bottom plate (5), positioning grooves (8) parallel to the drainage groove (7) are formed in the two sides of the upper surface of the boss of the bottom plate (5), the backing, the rubber sleeve (4) penetrates through the backing plate (6) and extends to the lower part of the backing plate (6), a fastening bolt (9) is inserted into an inner cavity of the rubber sleeve (4), the fastening bolt (9) penetrates through the inner cavity of the rubber sleeve (4) and extends to the lower part of the rubber sleeve (4), a locking nut (10) is connected to a part, extending out of the lower part of the backing plate (6), of the fastening bolt (9) in a threaded mode, a ring-shaped clamp (11) is connected to one side of the bottom plate (5) in a bolted mode, and an upright column (12) is movably sleeved between the ring-shaped clamp (11) and the bottom plate (5);

the first positioning hole (3) comprises a cylindrical hole (301) and rectangular holes (302), the rectangular holes (302) are symmetrically formed in two sides of the cylindrical hole (301), and the cylindrical hole (301) and the rectangular holes (302) penetrate through each other;

the rubber sleeve (4) comprises a cylindrical sleeve (401), a rubber top ring (402), a rubber bottom ring (403) and a conical locking groove (404), the length of the cylindrical sleeve (401) is equal to the sum of the thicknesses of the positioning plate (2), the bottom plate (5) and the base plate (6), the top end of the cylindrical sleeve (401) is fixedly connected with the rubber top ring (402), the bottom of the cylindrical sleeve (401) is fixedly connected with the rubber bottom ring (403), and the conical locking groove (404) is formed in one side, away from the cylindrical sleeve (401), of the rubber top ring (402) and the rubber bottom ring (403);

one side of the screw head of the fastening bolt (9) close to the screw rod is provided with a circular truncated cone structure, one side of the locking nut (10) close to the screw head is provided with a circular truncated cone structure, and the conical locking groove (404) is matched with the circular truncated cone structures of the screw head and the locking nut (10).

2. The anticorrosion protection device for the outdoor communication antenna for the steamship according to claim 1, wherein: the positioning plates (2) are a pair of metal plates which are fixedly welded at the positions of the main shaft ends of the antenna (1) in parallel, and first positioning holes (3) formed in the two positioning plates (2) form a regular rectangle to position the antenna (1) at four points.

3. The anticorrosion protection device for the outdoor communication antenna for the steamship according to claim 1, wherein: backing plate (6) set up under each locating plate (2), the length of backing plate (6) should be greater than the length of locating plate (2), and every the second locating hole (13) the same with first locating hole (3) is seted up with the corresponding department in the first locating hole (3) in top to backing plate (6), every rubber sleeve (4) from the top down runs through first locating hole (3), constant head tank (8) and second locating hole (13) in proper order.

4. The anticorrosion protection device for the outdoor communication antenna for the steamship according to claim 1, wherein: the lower surface of the bottom plate (5) is sunken towards the inside of the bottom plate (5), and the width of the positioning groove (8) is larger than or equal to the outer diameter of the rubber sleeve (4).

5. The anticorrosion protection device for the outdoor communication antenna for the steamship according to claim 1, wherein: the diameter of the rubber top ring (402) is larger than that of the rubber bottom ring (403), the rubber top ring (402) can cover the top end opening of the first positioning hole (3), and the diameter of the rubber bottom ring (403) is smaller than the length of the second positioning hole (13).

6. The anticorrosion protection device for the outdoor communication antenna for the steamship according to claim 1, wherein: the section of the drainage groove (7) is trapezoidal.

7. The anticorrosion protection device for the outdoor communication antenna for the steamship according to claim 1, wherein: the diameter of the conical locking groove (404) is between the inner diameter and the outer diameter of the cylindrical sleeve (401), the diameter of the conical locking groove (404) of the rubber top ring (402) is matched with the conical part of the screw head, and the conical locking groove (404) of the rubber bottom ring (403) is matched with the conical part of the locking nut (10).