CN204720923U - A kind of police air unit - Google Patents
A kind of police air unit Download PDFInfo
- Publication number
- CN204720923U CN204720923U CN201520293888.2U CN201520293888U CN204720923U CN 204720923 U CN204720923 U CN 204720923U CN 201520293888 U CN201520293888 U CN 201520293888U CN 204720923 U CN204720923 U CN 204720923U
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- CN
- China
- Prior art keywords
- spheroid
- air unit
- hemisphere
- aerial cable
- police
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
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- Ropes Or Cables (AREA)
Abstract
The utility model provides a kind of police air unit, and the body of described police air unit is hollow ball structure, and spheroid is provided with rotating mechanism, and described spheroid is installed in rotation on aerial cable by described rotating mechanism.Adopt the utility model, spheroid can be made to rotate on aerial cable, when by high wind piping and druming, spheroid can produce rotation adaptively, changes high wind front piping and druming air-flow, thus reduces sphere to the resistance of high wind, reduce the load of aerial cable; When being greater than the accumulated snow weight on opposite side sphere when the accumulated snow weight on the sphere of side, spheroid can produce rotation adaptively, the accumulated snow on Self-tipping sphere, reduces the load of aerial cable.
Description
Technical field
The utility model relates to transmission line marking field, especially relates in power overhead network the mark series products that the boats and ships of aviation aircraft and river, marine traveling serve as warning.
Background technology
The shaft tower height of high pressure electric line is the highest has reached 110 meters, along with China's expanding economy and low-latitude flying open, all kinds of number of vehicles gets more and more, and frequency of utilization is more next high, also more and more active in all many-sided low level flight operations such as agricultural, sightseeing, photographies.Low-latitude flying brings convenience to our life, also bring some serious safety problems simultaneously, such as, some cable cross rivers, aerial wire laying over strait, if there is no suitable mark to remind the position at aircraft pilot and deck officer's power circuit place, residing height, aircraft and safety of ship and normal electricity supply will be had a strong impact on.
At present, the solution of domestic and international power delivery network is exactly equidistant installation aviation warning ball, i.e. police air unit on the lightning protection cable of high voltage transmission line.And existing police air unit is generally adopt preformed armor rods wire clamp to be fixed to be arranged on lightning protection cable, during installation, needing artificial by hanging in the middle part of the equipment to cable such as coaster, helicopter, lift, belonging to work high above the ground, construction is inconvenience very, has certain danger.In addition, also can because of the level that is skilled in technique of the workmen difference that occur installation quality different from responsible degree, and the fixing point of preformed armor rods wire clamp exposes to outside police air unit, easily on preformed silk thread, stay the impact of letting out the phenomenons such as excrement causes corrosion, preformed silk thread gets loose by amblent air temperature and bird.Especially under the environment of high wind and accumulated snow, sphere is subject to the effect that high wind piping and druming and accumulated snow load, and can strengthen the load of aerial cable, leaves potential safety hazard to the operation of keeping the safety in production of later transmission line.
Utility model content
Technical problem to be solved in the utility model is, provides one above to install at overhead transmission line (aerial cable) safely, quickly and easily, can stop again the police air unit of potential safety hazard.
In order to solve the problems of the technologies described above, the utility model provides a kind of police air unit, and wherein, the body of described police air unit is hollow ball structure, and spheroid is provided with rotating mechanism, and described spheroid is installed in rotation on aerial cable by described rotating mechanism.
As the improvement of technique scheme, described spheroid is made up of two hemisphere, described rotating mechanism is arranged at the left and right sides of described spheroid, it comprises by the inner ring formed after hemisphere assembling described in two and outer ring, described inner ring is fixedly connected with aerial cable, described outer ring is fixedly connected with spheroid, and described inner ring and outer ring relatively rotate.
As the improvement of technique scheme, between described inner ring and outer ring, be provided with rolling element.
As the improvement of technique scheme, for removably connecting between described inner ring and outer ring.
As the improvement of technique scheme, the both sides, front and back of described outer ring are respectively equipped with flank, and described flank is provided with can for the installing hole of bolt.
As the improvement of technique scheme, the inwall of described inner ring is provided with spiral embossing.
As the improvement of technique scheme, the both sides, front and back of described spheroid are equipped with the bindiny mechanism for hemisphere described in two being assembled into spheroid, described bindiny mechanism comprise assembled by hemisphere described in two after form and have U-type groove engaging lug, be connected to the connecting rod of described engaging lug one end rotationally, the other end of described connecting rod can be fixedly connected on the securing member of the described engaging lug other end.
As the improvement of technique scheme, described in two, the connection edge of hemisphere border is provided with the recess and protuberance that are symmetric, is male-female engagement connection described in two between hemisphere.
As the improvement of technique scheme, be provided with secure connection rope between the inner face of described spheroid and aerial cable, one end of described secure connection rope is connected with the retainer ring be fixedly installed on inner face, the other end and aerial cable pivot bush unit; The inner face of described spheroid is also coated with anticracking film.
As the improvement of technique scheme, the outside color of described spheroid is orange, red, white or yellow; The outside of described spheroid is also provided with reflective tape, and described reflective tape is arranged in cross or rice word on sphere, and outside its color and spheroid, color forms aberration.
As the improvement of technique scheme, described spheroid also offers multiple pore.
Implement a kind of police air unit of the present utility model, compared with prior art, there is following beneficial effect:
(1) the utility model adopts sphere structure, on the one hand, can reduce burr and position, sharp limit generation corona discharge phenomenon, and windage is little; On the other hand, the projected area of all directions can be made substantially identical, to reach the comprehensive alarming effect without vision difference;
(2) the utility model is by the design of above-mentioned rotating mechanism, and spheroid is rotated on aerial cable, when by high wind piping and druming, spheroid can produce rotation adaptively, change high wind front piping and druming air-flow, thus reduce sphere to the resistance of high wind, reduce the load of aerial cable; Under the environment of accumulated snow, according to stress balance principle, when being greater than the accumulated snow weight on opposite side sphere when the accumulated snow weight on the sphere of side, spheroid can produce rotation adaptively, the accumulated snow on Self-tipping sphere, reduces the load of aerial cable;
(3) the utility model adopts bolt fixedly to replace preformed armor rods wire clamp to fix, and can stop bird and on preformed silk thread, let out excrement cause the phenomenons such as the preformed silk thread of fixed point severe contamination, burn into gets loose;
(4) by the design of above-mentioned bindiny mechanism, can by two hemispheres safety, join at the enterprising luggage of aerial cable quickly and easily, while assembling two hemispheres, inner ring is utilized to clamp aerial cable, realize the pretension location of whole product, thus reduce the installation difficulty of large-scale spherical on overhead transmission line, facilitate the installation of follow-up bolted operation, alleviate the labour intensity of workman, improve work high above the ground efficiency;
(5) by the symmetrical recess of the symmetrical distribution of connection edge designs in hemisphere border or front and back and protuberance, while ensureing that two hemispheres is easy to assembly, product is also made at same set of mold injection molding, to be conducive to reducing production cost;
(6) the outside color of this product is eye-catching and with reflecting effect, provide more obviously warn to aircraft pilot and deck officer, as: orange, redness more can be applicable to warning on daytime, and white, yellow more can be applicable to warning at night;
(7) by adding secure connection rope between the inner face and aerial cable of spheroid, to the support of spheroid and location when facilitating workman to install, to avoid dropping in process, the labour intensity of workman is alleviated; Meanwhile, add anticracking film at the inner face of this product, to drop ground with cracking after preventing the aging of product, reduce potential safety hazard.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing of embodiment below.
Fig. 1 is the front view of an embodiment of the utility model police air unit;
Fig. 2 is the left view of structure shown in Fig. 1;
Fig. 3 is the structural representation that two hemisphere are in released state;
Fig. 4 be structure shown in Fig. 3 A-A to structural representation;
Fig. 5 be structure shown in Fig. 2 B-B to profile;
Fig. 6 be ball, inner ring and outer ring assembling time structural representation;
Fig. 7 be needle roller, inner ring and outer ring assembling time structural representation;
Fig. 8 be roller, inner ring and outer ring assembling time structural representation;
Fig. 9 be roller bearing, inner ring and outer ring assembling time structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In conjunction with see shown in Fig. 1 to Fig. 9, an embodiment of the present utility model, a kind of police air unit, its body is hollow ball structure, spheroid is made up of two hemisphere, in an embodiment, its sphere diameter is about between 10cm ~ 120cm, adopt glass fibre, epoxy resin, 306 resin phthalic anhydrides, curing agent and colouring agent injection mo(u)lding, make that it is specious, light structure, easy to operate, possess excellent mechanical electric performance, use under being applicable to various condition of high voltage, the good use safety of insulation property.It should be noted that, in the material, it is orange for preferably adding color, red, white or yellow colouring agent, as: orange, redness more can be applicable to warning on daytime, white, yellow more can be applicable to warning at night, make the outside color of this product eye-catching, also add on the outside of spheroid in cross simultaneously or rice word arrange reflective tape, outside its color and spheroid, color forms aberration, its outward appearance is made more to dazzle coloured silk, there is provided to aircraft pilot and deck officer and more significantly warn, in addition, the utility model adopts sphere structure, on the one hand, burr and position, sharp limit generation corona discharge phenomenon can be reduced, and windage is little, on the other hand, the projected area of all directions can be made substantially identical, to reach the comprehensive alarming effect without vision difference.
The left and right sides of described spheroid is equipped with for by the rotating mechanism 1 of sphere installation on aerial cable 3, described rotating mechanism 1 comprises by the inner ring 11 formed after hemisphere assembling described in two and outer ring 12, described inner ring 11 is fixedly connected with aerial cable 3, described outer ring 12 is fixedly connected with spheroid, and described inner ring 11 relatively rotates with outer ring 12.Thus, by the design of above-mentioned rotating mechanism 1, spheroid is rotated on aerial cable 3, when by high wind piping and druming, spheroid can produce rotation adaptively, changes high wind front piping and druming air-flow, thus reduce sphere to the resistance of high wind, reduce the load of aerial cable; Under the environment of accumulated snow, according to stress balance principle, when being greater than the accumulated snow weight on opposite side sphere when the accumulated snow weight on the sphere of side, spheroid can produce rotation adaptively, the accumulated snow on Self-tipping sphere, reduces the load of aerial cable.
In order to reduce the wearing and tearing of inner ring 11 and outer ring 12 sliding friction, rolling element 2 is provided with between described inner ring 11 and outer ring 12, during concrete enforcement, described rolling element 2 can select ball 21, needle roller 22, roller 23, one in roller bearing 24, when described rolling element 2 be ball 21 or needle roller 22 time, as Fig. 6, shown in Fig. 7, on two and half inner rings or be respectively equipped with the groove 13 of closed at both ends on two semi outer rings, the arc length of groove 13 is less than semicircle, described rolling element 2(and ball 21 or needle roller 22) to be placed in groove 13 and to be clipped between inner ring 11 and outer ring 12, Fig. 6 and Fig. 7 all illustrates that groove 13 arranges the example of inner ring 11.Certainly, this groove also can be made up of the independent grooves unit of multiple circumference distribution, each independent grooves unit is respectively equipped with a ball or a needle roller.When described rolling element 2 be roller 23 or roller bearing 24 time, as shown in Figure 8, Figure 9, the shaft seating 14 of at least two group circumference distributions is respectively equipped with on two and half inner rings or on two semi outer rings, described rolling element 2(and roller 23 or roller bearing 24) be connected on shaft seating 14, described rolling element 2(and roller 23 or roller bearing 24) periphery and the outer wall of inner ring 11 or the contact internal walls of outer ring 12, Fig. 8 and Fig. 9 all illustrates that shaft seating 14 arranges the example of outer ring 12.It should be noted that, described rolling element 2 reasonably can arrange many groups in the axial direction according to the length of inner ring 11 or outer ring 12.
Owing to considering that relatively turnable inner ring 11 and outer ring 12 are all made up of two half-turns, without connecting between two half-turns, without constraint, before installation, need first to fix half inner ring on same hemisphere and semi outer rings could facilitate and install on aerial cable 3, therefore, preferably removably connect between described inner ring 11 and outer ring 12.During concrete enforcement, by readily removable inloading part (as screw 4, latch), inner ring 11 and outer ring 12 are connected and fixed.
The both sides, front and back of described outer ring 12 are respectively equipped with flank 5, and described flank 5 is provided with can for the installing hole 52 of bolt 51.During concrete enforcement, the installing hole 52 of bolt 51 preferably arranges 4, be evenly distributed on the flank 5 of both sides before and after outer ring 12, bolt 51 is utilized to carry out fastening, while clamping two semi outer rings form whole outer ring 12, also clamp two and half inner rings and form whole inner ring 11, and then utilize inner ring 11 to clamp aerial cable 3 fully.Visible, compared with prior art, the utility model adopts bolt fixedly to replace existing preformed armor rods wire clamp to fix, and effectively can stop bird and on preformed silk thread, let out excrement cause the phenomenons such as the preformed silk thread of fixed point severe contamination, burn into gets loose.
In order to increase frictional force between inner ring 11 and aerial cable 3 and grip further, the inwall of inner ring 11 arranges spiral embossing 15, thus effectively prevent inner ring 11 from moving axially on aerial cable 3 and circumference is rotated.
The both sides, front and back of described spheroid are equipped with the bindiny mechanism 6 for hemisphere described in two being assembled into spheroid, described bindiny mechanism 6 comprise assembled by hemisphere described in two after form and have U-type groove 64 engaging lug 61, be connected to the connecting rod 62 of described engaging lug 61 one end rotationally, the other end of described connecting rod 62 can be fixedly connected on the securing member 63 of described engaging lug 61 other end.In an embodiment, described connecting rod 62 is T-shaped connecting rod, comprises cross bar 621 and montant 622; Described cross bar 621 is fixedly connected on one end of described U-type groove 64; One end of described montant 622 is flexibly connected with described cross bar 621 rotationally, and the other end is provided with external screw thread, can stretch out after rotation from the other end of described U-type groove 64; Correspondingly, described securing member 63 is nut; When montant 622 turns in U-type groove 64, hemisphere described in two is linked together by securing member 63 by its external part.Visible, the utility model is by the design of above-mentioned bindiny mechanism 6, can by two hemispheres safety, join at the enterprising luggage of aerial cable 3 quickly and easily, while assembling two hemispheres, utilize inner ring 11 to clamp aerial cable 3, realize the pretension location of whole product, thus reduce the installation difficulty of large-scale spherical on aerial cable 3, facilitate the installation of follow-up bolt 51 fastening process, alleviate the labour intensity of workman, improve work high above the ground efficiency.
More preferably, the connection edge of hemisphere border described in two is provided with the recess 71 and protuberance 72 that are symmetric, is male-female engagement connection described in two between hemisphere.Like this, while guarantee two hemispheres is easy to assembly, product is also made at same set of mold injection molding, to be conducive to reducing production cost.
More preferably, as shown in Figure 5, be provided with secure connection rope 8 between the inner face of described spheroid and aerial cable 3, one end of described secure connection rope 8 is connected with the retainer ring 9 be fixedly installed on inner face, the other end and aerial cable 3 pivot bush unit; When police air unit is installed on aerial cable 3, utilize this secure connection rope 8 to be first suspended on by lower hemisphere on aerial cable 3, to the support of spheroid and location when workman can be facilitated to install, to avoid dropping in process, alleviate the labour intensity of workman.Further, the inner face of described spheroid is also coated with anticracking film (not indicating in figure), drops ground with cracking after preventing the aging of product, reduce potential safety hazard.
More preferably, described spheroid also offers air-vent 10, for ventilative, draining, the spheroid deformation that preventing expands with heat and contract with cold brings.
More preferably, described bolt 51, securing member 63(and nut), connecting rod 62 all preferably adopts stainless steel, replace adopting the zinc-plated material standard component be easily corroded to implement to connect, this product can be used safely under the environment such as acid, diluted alkaline, salt, humidity, sweltering heat.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (10)
1. a police air unit, is characterized in that, the body of described police air unit is hollow ball structure, and spheroid is provided with rotating mechanism, and described spheroid is installed in rotation on aerial cable by described rotating mechanism.
2. police air unit as claimed in claim 1, it is characterized in that, described spheroid is made up of two hemisphere, described rotating mechanism is arranged at the left and right sides of described spheroid, it comprises by the inner ring formed after hemisphere assembling described in two and outer ring, described inner ring is fixedly connected with aerial cable, and described outer ring is fixedly connected with spheroid, and described inner ring and outer ring relatively rotate.
3. police air unit as claimed in claim 2, is characterized in that, be provided with rolling element between described inner ring and outer ring.
4. police air unit as claimed in claim 2, is characterized in that, for removably connecting between described inner ring and outer ring.
5. police air unit as claimed in claim 2, it is characterized in that, the both sides, front and back of described outer ring are respectively equipped with flank, and described flank is provided with can for the installing hole of bolt.
6. police air unit as claimed in claim 2, it is characterized in that, the inwall of described inner ring is provided with spiral embossing.
7. police air unit as claimed in claim 2, it is characterized in that, the both sides, front and back of described spheroid are equipped with the bindiny mechanism for hemisphere described in two being assembled into spheroid, described bindiny mechanism comprise assembled by hemisphere described in two after form and have U-type groove engaging lug, be connected to the connecting rod of described engaging lug one end rotationally, the other end of described connecting rod can be fixedly connected on the securing member of the described engaging lug other end.
8. police air unit as claimed in claim 2, it is characterized in that, described in two, the connection edge of hemisphere border is provided with the recess and protuberance that are symmetric, is male-female engagement connection described in two between hemisphere.
9. police air unit as claimed in claim 2, it is characterized in that, be provided with secure connection rope between the inner face of described spheroid and aerial cable, one end of described secure connection rope is connected with the retainer ring be fixedly installed on inner face, the other end and aerial cable pivot bush unit; The inner face of described spheroid is also coated with anticracking film.
10. police air unit as claimed in claim 2, is characterized in that, the outside color of described spheroid is orange, red, white or yellow; The outside of described spheroid is also provided with reflective tape, and described reflective tape is arranged in cross or rice word on sphere, and outside its color and spheroid, color forms aberration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293888.2U CN204720923U (en) | 2015-05-08 | 2015-05-08 | A kind of police air unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293888.2U CN204720923U (en) | 2015-05-08 | 2015-05-08 | A kind of police air unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204720923U true CN204720923U (en) | 2015-10-21 |
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ID=54319890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520293888.2U Active CN204720923U (en) | 2015-05-08 | 2015-05-08 | A kind of police air unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204720923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836179A (en) * | 2015-05-08 | 2015-08-12 | 刘良成 | Navigation alarm device |
| CN105185275A (en) * | 2015-10-22 | 2015-12-23 | 刘良成 | Aerial warning device for overhead cable and installation method thereof |
-
2015
- 2015-05-08 CN CN201520293888.2U patent/CN204720923U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836179A (en) * | 2015-05-08 | 2015-08-12 | 刘良成 | Navigation alarm device |
| CN104836179B (en) * | 2015-05-08 | 2017-04-05 | 刘良成 | A kind of police air unit |
| CN105185275A (en) * | 2015-10-22 | 2015-12-23 | 刘良成 | Aerial warning device for overhead cable and installation method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |