CN111262199B - Glass fiber reinforced plastic optical cable protective sleeve - Google Patents
Glass fiber reinforced plastic optical cable protective sleeve Download PDFInfo
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- CN111262199B CN111262199B CN202010041619.2A CN202010041619A CN111262199B CN 111262199 B CN111262199 B CN 111262199B CN 202010041619 A CN202010041619 A CN 202010041619A CN 111262199 B CN111262199 B CN 111262199B
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- sleeve
- fixedly connected
- sleeve pipe
- groove
- optical cable
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
- H02G3/0481—Tubings, i.e. having a closed section with a circular cross-section
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0406—Details thereof
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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
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a glass fiber reinforced plastic optical cable protective sleeve, which comprises a first sleeve, a second sleeve and a sleeve connecting piece, wherein a through groove matched with the first sleeve and the second sleeve is formed in the sleeve connecting piece, the top and the bottom of the inner wall of the through groove are fixedly connected with limiting blocks, annular grooves are formed in the right side of the surface of the first sleeve and the left side of the surface of the second sleeve, buffering cushions are fixedly connected with the inner walls of the two annular grooves, and sliding rod grooves are formed in the tops of the inner walls of the through grooves and above the two annular grooves. This glass fiber reinforced plastic optical cable protective sleeve carries on spacingly through slide bar and ring channel cooperation to first sleeve pipe and sleeve pipe for sheathed tube fixed effect is better, and is also comparatively convenient when dismantling first sleeve pipe and second sleeve pipe, and inside outside moisture can not get into bushing spare, the leakproofness is better.
Description
Technical Field
The invention relates to the technical field of pipes, in particular to a glass fiber reinforced plastic optical cable protective sleeve.
Background
The glass fiber reinforced plastic is a composite material with various varieties, good performance and wide application. The invention is a functional invention material made of synthetic resin and glass fiber through composite process, which plays an important role in national economic construction, can be used as optical cable protective sleeve, the cable sleeve is also called protective tube and conduit, is a pipeline for protecting wire and cable wiring in electrical installation, allows the wire and cable to be penetrated and replaced, the cable sleeve is an invention sleeve material popularized and used in power engineering.
When laying the cable, in order to protect the cable, can protect the cable through cable protection sleeve pipe usually, current cable protection sleeve pipe ubiquitous pipeline interface leakproofness is relatively poor, and is poor to sheathed tube fixed effect when connecting the sleeve pipe, and it is comparatively troublesome to operate when needing to dismantle two sleeve pipes.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a glass fiber reinforced plastic optical cable protective sleeve, which solves the problems of poor sealing performance of a pipeline interface, poor sleeve fixing effect and trouble in sleeve disassembly.
In order to achieve the purpose, the invention is realized by the following technical scheme: a glass fiber reinforced plastic optical cable protective sleeve comprises a first sleeve, a second sleeve and a sleeve connecting piece, wherein a through groove matched with the first sleeve and the second sleeve is formed in the sleeve connecting piece, the top and the bottom of the inner wall of the through groove are fixedly connected with limit blocks, annular grooves are formed in the right side of the surface of the first sleeve and the left side of the surface of the second sleeve, cushion pads are fixedly connected with the inner walls of the two annular grooves, slide rod grooves are formed in the top of the inner wall of the through groove and above the two annular grooves, slide plate grooves are communicated and formed in the sleeve connecting piece and above the two slide rod grooves, slide rods are slidably connected with the inner walls of the two slide rod grooves, slide plates are slidably connected between the two sides of the inner wall of the slide plate groove, the bottoms of the slide plates are fixedly connected with the top ends of the two slide rods, and the tops of the slide plates are rotatably connected with an adjusting screw, adjusting screw's top runs through bushing spare and extends to bushing spare's top, adjusting screw's surface and bushing spare's inner wall threaded connection, adjusting screw's top fixedly connected with rotates the handle, first annular thread groove has been seted up at bushing spare's top, the inner wall threaded connection of first annular thread groove has the lead screw safety cover, the surface of lead screw safety cover is provided with the outer thread groove with first annular thread groove looks adaptation.
Preferably, the first solid fixed ring of right side fixedly connected with on first sleeve surface, the solid fixed ring of left side fixedly connected with second on second sleeve surface, the solid fixed ring left side of second and the first sealing washer of fixed surface fixedly connected with that is located the second sleeve, the solid fixed ring's right side just is located the solid fixed surface fixedly connected with of first sleeve and the sealing ring of first sealing washer looks adaptation.
Preferably, the inner wall fixedly connected with connecting pipe of second sleeve pipe, the connecting pipe is kept away from second sheathed tube one end and is run through second sleeve pipe, first sleeve pipe in proper order and extend to first sheathed tube inside, the first annular of inner wall fixedly connected with of connecting pipe cushions cotton, first sleeve pipe and second sheathed tube inner wall fixedly connected with second annular cushion cotton.
Preferably, the equal fixedly connected with installation piece in casing coupling's both sides, the inner wall swing joint of installation piece has the second sealing washer, the solid fixed ring of one side fixedly connected with of installation piece is kept away from to the second sealing washer, gu fixed ring is close to the top and the equal fixedly connected with carriage release lever in below of installation piece one side, the one end of carriage release lever runs through the installation piece and extends to the inside of installation piece, the carriage release lever groove with carriage release lever looks adaptation is seted up to the inside of installation piece.
Preferably, the surface of the moving rod is fixedly connected with a metal elastic sheet, one side of the metal elastic sheet is fixedly connected with an arc-shaped fixture block, the top of the mounting block is provided with a limit rod groove matched with the arc-shaped fixture block, and the limit rod groove is communicated with the moving rod groove.
Preferably, the inner wall sliding connection in gag lever post groove has the gag lever post, the top of gag lever post runs through the installation piece and extends to the outside of installation piece, the top fixedly connected with dog of gag lever post, the surface of gag lever post just is located and is equipped with reset spring between dog and the installation piece.
Preferably, a second annular thread groove is formed in the top and the bottom of the mounting span, and a limiting rod protection cover is connected to the inner wall of the second annular thread groove in a threaded mode.
Preferably, the first sleeve comprises a substrate layer, an insulating layer, a wear-resistant layer and an anti-corrosion layer, the top of the substrate layer is fixedly connected with the bottom of the insulating layer through an adhesive, the top of the insulating layer is fixedly connected with the bottom of the wear-resistant layer through an adhesive, the top of the wear-resistant layer is fixedly connected with the bottom of the anti-corrosion layer through an adhesive, and the second sleeve is the same as the first sleeve.
Preferably, the heat preservation includes phenylpropyl emulsion layer and epoxy layer, the wearing layer includes melamine resin layer and poly-p-xylylene alcohol layer.
Preferably, the corrosion protection layer comprises an allyl heptanoate layer and a polyamide resin layer.
Advantageous effects
The invention provides a glass fiber reinforced plastic optical cable protective sleeve. Compared with the prior art, the method has the following beneficial effects:
(1) the glass fiber reinforced plastic optical cable protective sleeve is characterized in that the right side of the surface of a first sleeve and the left side of the surface of a second sleeve are respectively provided with a ring groove, the inner walls of the two ring grooves are respectively and fixedly connected with a cushion pad, the top of the inner wall of the through groove is respectively provided with a slide bar groove above the two ring grooves, the inner part of the sleeve connecting piece is communicated with and provided with a slide bar groove above the two slide bar grooves, the inner walls of the two slide bar grooves are respectively and slidably connected with a slide bar, a slide plate is slidably connected between the two sides of the inner wall of the slide bar groove, the bottom of the slide plate is fixedly connected with the top ends of the two slide bars, the top end of the slide plate is rotatably connected with an adjusting screw rod through a bearing, the top end of the adjusting screw rod penetrates through the sleeve connecting piece and extends to the upper, the accessible rotates and rotates the handle and drive accommodate the lead screw and rotate and further drive slide and slide bar motion, carries on spacingly through slide bar and ring channel cooperation to first sleeve pipe and sleeve pipe for sheathed tube fixed effect is better, and is also comparatively convenient when dismantling first sleeve pipe and second sleeve pipe.
(2) This glass fiber reinforced plastic optical cable protective sleeve, first annular thread groove has been seted up through the top at bushing fitting spare, the inner wall threaded connection of first annular thread groove has the lead screw safety cover, the surface of lead screw safety cover is provided with the external screw thread groove with first annular thread groove looks adaptation, the cooperation of accessible lead screw safety cover and first annular thread groove, make accommodate the lead screw can be sealed not expose in the air, prevent that the moisture in the air from leading to the fact the corruption to accommodate the lead screw, further make moisture can not get into inside the bushing fitting spare, the leakproofness is better.
(3) The glass fiber reinforced plastic optical cable protection sleeve is characterized in that a first fixing ring is fixedly connected to the right side of the surface of a first sleeve, a second fixing ring is fixedly connected to the left side of the surface of a second sleeve, a first sealing ring is fixedly connected to the left side of the second fixing ring and positioned on the surface of the second sleeve, a sealing ring matched with the first sealing ring is fixedly connected to the right side of the first fixing ring and positioned on the surface of the first sleeve, a connecting pipe is fixedly connected to the inner wall of the second sleeve, one end, far away from the second sleeve, of the connecting pipe sequentially penetrates through the second sleeve, the first sleeve and extends into the first sleeve, the connecting pipe can enter the inner wall of the first sleeve, the first sleeve and the second sleeve are further connected through the matching of the sealing ring and the first sealing ring, the sealing performance of the first sleeve and the second sleeve is better, even if water or air enters a sleeve connecting piece, nor into the first and second casings.
(4) This glass fiber reinforced plastic optical cable protective sleeve, through offer the logical groove with first sleeve pipe and second sleeve pipe looks adaptation in bushing spare's inside, lead to the equal fixedly connected with stopper in top and the bottom of inslot wall, the stopper makes first sleeve pipe and second sleeve pipe after getting into logical groove, can be spacing, accessible slide bar and ring channel cooperation are spacing to first sleeve pipe and second sleeve pipe this moment, can be fast to first sleeve pipe and second sleeve pipe location, work efficiency is higher.
(5) This glass fiber reinforced plastic optical cable protection sleeve, it is cotton through the first annular buffering of the inner wall fixedly connected with at the connecting pipe, first sleeve pipe is cotton with the second annular buffering of the sheathed tube inner wall fixedly connected with second annular buffering, first annular buffering is cotton and second annular buffering is cotton can effectively cushion the optical cable surface, make the optical cable can not the first sleeve pipe of direct contact and second sleeve pipe, reduce the friction, effectively prolong the life of optical cable, a first sleeve pipe and a second sleeve pipe connecting pipe.
(6) The glass fiber reinforced plastic optical cable protective sleeve is characterized in that mounting blocks are fixedly connected to two sides of a sleeve connecting piece, the inner wall of each mounting block is movably connected with a second sealing ring, one side, far away from the corresponding mounting block, of each second sealing ring is fixedly connected with a fixing ring, moving rods are fixedly connected to the upper portion and the lower portion, close to one side of the corresponding mounting block, of each fixing ring, one end of each moving rod penetrates through the corresponding mounting block and extends to the inside of the corresponding mounting block, a moving rod groove matched with the moving rods is formed in the corresponding mounting block, a metal elastic sheet is fixedly connected to the surface of each moving rod, an arc-shaped clamping block is fixedly connected to one side of each metal elastic sheet, a limiting rod groove matched with the arc-shaped clamping block is formed in the top of the corresponding mounting block, the limiting rod groove is communicated with the corresponding moving rod groove, a limiting rod is, the top fixedly connected with dog of gag lever post, the surface of gag lever post just is located the cover and is equipped with reset spring between dog and the installation piece, and the leakproofness of the multiplicable box coupling spare of second sealing washer, and through setting up carriage release lever, metal shrapnel, arc fixture block gag lever post for it is comparatively convenient that the second sealing washer is dismantled, and is comparatively convenient to the change of second sealing washer.
(7) This glass fiber reinforced plastic optical cable protective case, through all seted up second annular thread groove in top and bottom that the installation was striden, the inner wall threaded connection of second annular thread groove has the gag lever post safety cover, can effectively protect gag lever post and reset spring through the gag lever post safety cover, prevents that gag lever post and reset spring from taking place to corrode.
Drawings
FIG. 1 is a cross-sectional view of a structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a cross-sectional view of a mounting block structure of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 5 is a front sectional view of a partial structure of a second sleeve according to the present invention;
FIG. 6 is a perspective view of a lead screw protective cover structure of the present invention;
FIG. 7 is a side cross-sectional view of a second sleeve of the present invention;
FIG. 8 is a perspective view of a partial structure of the present invention;
FIG. 9 is an enlarged view of a portion of FIG. 3 at B in accordance with the present invention;
fig. 10 is a schematic view of the overall structure of the present invention.
In the figure: 1. a first sleeve; 101. a substrate layer; 102. a heat-insulating layer; 103. a wear layer; 104. an anti-corrosion layer; 2. a second sleeve; 3. a casing connector; 4. a through groove; 5. a limiting block; 6. an annular groove; 7. a cushion pad; 8. a slide bar slot; 9. a slide plate groove; 10. a slide bar; 11. a slide plate; 12. adjusting the screw rod; 13. rotating the handle; 14. a first annular thread groove; 15. a screw rod protective cover; 16. an outer thread groove; 17. a first retaining ring; 18. a second retaining ring; 19. a first seal ring; 20. a seal ring; 21. a connecting pipe; 22. first ring-shaped buffer cotton; 23. a second ring-shaped buffer cotton; 24. mounting blocks; 25. a second seal ring; 26. a fixing ring; 27. a travel bar; 28. a moving bar slot; 29. a metal spring sheet; 30. an arc-shaped fixture block; 31. a limit rod groove; 32. a limiting rod; 33. a stopper; 34. a return spring; 35. a second annular thread groove; 36. gag lever post safety cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a glass fiber reinforced plastic optical cable protective sleeve comprises a first sleeve 1, a second sleeve 2 and a sleeve connecting piece 3, wherein one end of the first sleeve 1, which is close to the second sleeve 2, is slightly small in diameter and convenient to install, a through groove 4 matched with the first sleeve 1 and the second sleeve 2 is formed in the sleeve connecting piece 3, the top and the bottom of the inner wall of the through groove 4 are fixedly connected with limit blocks 5, annular grooves 6 are formed in the right side of the surface of the first sleeve 1 and the left side of the surface of the second sleeve 2, cushion pads 7 are fixedly connected with the inner walls of the two annular grooves 6, the first sleeve 1 and the second sleeve 2 are prevented from being damaged due to extrusion of slide rods 10, slide rod grooves 8 are formed in the top of the inner wall of the through groove 4 and above the two annular grooves 6, slide plate grooves 9 are communicated with the inner walls of the sleeve connecting piece 3 and above the two slide rod grooves 8, and slide rods 10 are connected with the inner walls of the two slide, a sliding plate 11 is connected between two sides of the inner wall of the sliding plate groove 9 in a sliding manner, the bottom of the sliding plate 11 is fixedly connected with the top ends of two sliding rods 10, the top of the sliding plate 11 is rotatably connected with an adjusting screw rod 12 through a bearing, the top end of the adjusting screw rod 12 penetrates through the sleeve connecting piece 3 and extends to the upper side of the sleeve connecting piece 3, the surface of the adjusting screw rod 12 is in threaded connection with the inner wall of the sleeve connecting piece 3, the top end of the adjusting screw rod 12 is fixedly connected with a rotating handle 13, the top of the sleeve connecting piece 3 is provided with a first annular thread groove 14, the inner wall of the first annular thread groove 14 is in threaded connection with a screw rod protecting cover 15, the surface of the screw rod protecting cover 15 is provided with an external thread groove 16 matched with the first annular thread groove 14 so as to be convenient for taking down and installing the screw rod protecting cover 15, the, the left side of the second fixing ring 18 and the surface of the second sleeve 2 are fixedly connected with a first sealing ring 19, the right side of the first fixing ring 17 and the surface of the first sleeve 1 are fixedly connected with a sealing ring 20 matched with the first sealing ring 19, the inner wall of the second sleeve 2 is fixedly connected with a connecting pipe 21, the outer surface of the connecting pipe 21 is matched with the inner wall of the first sleeve 1, one end of the connecting pipe 21, which is far away from the second sleeve 2, sequentially penetrates through the second sleeve 2 and the first sleeve 1 and extends into the first sleeve 1, the inner wall of the connecting pipe 21 is fixedly connected with first annular buffer cotton 22, the inner walls of the first sleeve 1 and the second sleeve 2 are fixedly connected with second annular buffer cotton 23, the surface of the optical cable is effectively buffered, the protection effect is achieved, both sides of the sleeve connecting piece 3 are fixedly connected with mounting blocks 24, and the inner wall of the mounting blocks 24 are, one side of the second seal ring 25, which is far away from the mounting block 24, is fixedly connected with a fixing ring 26, the upper and lower parts of the outer surface fixing ring 26, which is located on one sides of the first sleeve 1 and the second sleeve 2, which are close to the mounting block 24, are both fixedly connected with a moving rod 27, one end of the moving rod 27 penetrates through the mounting block 24 and extends into the mounting block 24, a moving rod groove 28 which is matched with the moving rod 27 is formed in the mounting block 24, the surface of the moving rod 27 is fixedly connected with a metal elastic sheet 29, one side of the metal elastic sheet 29 is fixedly connected with an arc-shaped fixture block 30, the friction is small and can slide along the inner wall of the moving rod groove 28, a limit rod groove 31 which is matched with the arc-shaped fixture block 30 is formed in the top of the mounting block 24, the limit rod groove 31 is communicated with the moving rod groove 28, the inner wall of the limit rod groove 31 is slidably, the top fixedly connected with dog 33 of gag lever post 32, the cover is equipped with reset spring 34 on the surface of gag lever post 32 and between dog 33 and installation piece 24, be convenient for reseing of gag lever post 32, the top and the bottom of 24 are all seted up second annular thread groove 35 to the installation, the inner wall threaded connection of second annular thread groove 35 has gag lever post safety cover 36, can effectively protect gag lever post 32 and reset spring 34, prevent gag lever post 32 and reset spring 34 to corrode, first sleeve 1 includes substrate layer 101, heat preservation 102, wearing layer 103, anti-corrosion layer 104, the top of substrate layer 101 is through the adhesive and the bottom fixed connection of heat preservation 102, the top of heat preservation 102 is through the adhesive and the bottom fixed connection of wearing layer 103, the top of wearing layer 103 is through the adhesive and the bottom fixed connection of anti-corrosion layer 104, second sleeve 2 is the same with first sleeve 1 material, the heat-insulating layer 102 comprises a styrene-acrylic emulsion layer and an epoxy resin layer, the styrene-acrylic emulsion is good in adhesive force, the adhesive film is transparent, and good in water resistance, oil resistance, heat resistance and aging resistance, the epoxy resin is thermosetting resin and has good heat-insulating performance, the wear-resistant layer 103 comprises a melamine resin layer and a poly-p-xylylene glycol layer, the melamine resin is resin obtained by adding a third component in a melamine and formaldehyde polymerization system in a copolymerization mode, the wear resistance is strong, the poly-p-xylylene glycol is used as an organic synthesis intermediate and good in wear resistance, the anti-corrosion layer 104 comprises an allyl heptanoate layer and a polyamide resin layer, the allyl heptanoate is liquid at normal temperature and is a common material for anticorrosive coatings, and the polyamide resin has good chemical resistance and can resist acid, alkali, vegetable oil.
During the use, will lead to groove 4 with first sleeve pipe 1 and second sleeve pipe 2 and insert, under the effect of stopper 5, first sleeve pipe 1 is spacing with second sleeve pipe 2, the outer wall of connecting pipe 21 slides along first sleeve pipe 1 inner wall, further first sealing washer 19 and sealing ring 20 cooperate, then rotate rotation handle 13, drive slide 11 through accommodate the lead screw 12 and move down, further drive slide bar 10 and slide down, slide bar 10 cooperates with the ring channel 6 on first sleeve pipe 1 and second sleeve pipe 2 surface, carry out spacing chucking to first sleeve pipe 1 and second sleeve pipe 2, the connection of first sleeve pipe 1 and second sleeve pipe 2 is accomplished, when needing to the installation of second sealing washer 25, promote solid fixed ring 26, drive second sealing washer 25 and remove and the cooperation of installation piece 24 inner wall. The movable rod 27 moves in the movable rod groove 28, the arc-shaped fixture block 30 slides along the inner wall of the movable rod groove 28, the arc-shaped fixture block 30 is limited through the matching of the arc-shaped fixture block 30 and the limiting rod groove 31, the second sealing ring 25 is further limited, when the second sealing ring 25 needs to be disassembled, the stop block 33 is pressed, the limiting rod 32 is driven to eject the arc-shaped fixture block 30, the second sealing ring 25 can be taken out through pulling the fixing ring 16 at the moment, and the operation is convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a glass fiber reinforced plastic optical cable protective sleeve, includes first sleeve pipe (1), second sleeve pipe (2) and bushing piece (3), its characterized in that: the sleeve pipe connecting piece is characterized in that a through groove (4) matched with the first sleeve pipe (1) and the second sleeve pipe (2) is formed in the sleeve pipe connecting piece (3), the top and the bottom of the inner wall of the through groove (4) are fixedly connected with limit blocks (5), the right side of the surface of the first sleeve pipe (1) and the left side of the surface of the second sleeve pipe (2) are respectively provided with an annular groove (6), the inner walls of the two annular grooves (6) are respectively and fixedly connected with a cushion pad (7), the top of the inner wall of the through groove (4) is positioned above the two annular grooves (6) and is respectively provided with a slide bar groove (8), the inner part of the sleeve pipe connecting piece (3) is positioned above the two slide bar grooves (8) and is communicated with a slide plate groove (9), the inner walls of the two slide bar grooves (8) are respectively and slidably connected with a slide bar (10), and a, the bottom of slide (11) and the top fixed connection of two slide bars (10), the top of slide (11) is rotated through the bearing and is connected with accommodate the lead screw (12), the top of accommodate the lead screw (12) runs through bushing spare (3) and extends to the top of bushing spare (3), the surface of accommodate the lead screw (12) and the inner wall threaded connection of bushing spare (3), the top fixed connection of accommodate the lead screw (12) rotates handle (13), first annular thread groove (14) have been seted up at the top of bushing spare (3), the inner wall threaded connection of first annular thread groove (14) has lead screw safety cover (15), the surface of lead screw safety cover (15) is provided with outer thread groove (16) with first annular thread groove (14) looks adaptation.
2. The glass fiber reinforced plastic optical cable protective sleeve according to claim 1, wherein: the right side fixedly connected with on first sleeve pipe (1) surface first solid fixed ring (17), the solid fixed ring of left side fixedly connected with second (18) on second sleeve pipe (2) surface, the solid fixed ring of second (18) left side just is located the first sealing washer (19) of the fixed surface connection of second sleeve pipe (2), the right side of first solid fixed ring (17) just is located the solid fixed surface connection of first sleeve pipe (1) and sealing ring (20) of first sealing washer (19) looks adaptation.
3. The glass fiber reinforced plastic optical cable protective sleeve according to claim 1, wherein: the inner wall fixedly connected with connecting pipe (21) of second sleeve pipe (2), the one end that second sleeve pipe (2) was kept away from in connecting pipe (21) runs through second sleeve pipe (2), first sleeve pipe (1) in proper order and extends to the inside of first sleeve pipe (1), the cotton (22) of the first annular buffering of inner wall fixedly connected with of connecting pipe (21), the cotton (23) of the inner wall fixedly connected with second annular buffering of first sleeve pipe (1) and second sleeve pipe (2).
4. The glass fiber reinforced plastic optical cable protective sleeve according to claim 1, wherein: the equal fixedly connected with installation piece (24) in both sides of bushing spare (3), the inner wall swing joint of installation piece (24) has second sealing washer (25), the solid fixed ring of one side fixedly connected with (26) of installation piece (24) is kept away from in second sealing washer (25), gu fixed ring (26) are close to the top and the equal fixedly connected with carriage release lever (27) in below of installation piece (24) one side, the one end of carriage release lever (27) runs through installation piece (24) and extends to the inside of installation piece (24), carriage release lever groove (28) with carriage release lever (27) looks adaptation are seted up to the inside of installation piece (24).
5. The glass fiber reinforced plastic optical cable protective sleeve according to claim 4, wherein: the surface of the moving rod (27) is fixedly connected with a metal elastic sheet (29), one side of the metal elastic sheet (29) is fixedly connected with an arc-shaped clamping block (30), the top of the mounting block (24) is provided with a limiting rod groove (31) matched with the arc-shaped clamping block (30), and the limiting rod groove (31) is communicated with the moving rod groove (28).
6. The glass fiber reinforced plastic optical cable protective sleeve according to claim 5, wherein: the inner wall sliding connection of gag lever post groove (31) has gag lever post (32), the top of gag lever post (32) runs through installation piece (24) and extends to the outside of installation piece (24), the top fixedly connected with dog (33) of gag lever post (32), the surface of gag lever post (32) just is located and is equipped with reset spring (34) between dog (33) and installation piece (24).
7. The glass fiber reinforced plastic optical cable protective sleeve according to claim 4, wherein: second annular thread groove (35) have all been seted up to the top and the bottom of installation piece (24), the inner wall threaded connection of second annular thread groove (35) has gag lever post safety cover (36).
8. The glass fiber reinforced plastic optical cable protective sleeve according to claim 1, wherein: the first sleeve (1) comprises a base material layer (101), an insulating layer (102), a wear-resistant layer (103) and an anti-corrosion layer (104), the top of the base material layer (101) is fixedly connected with the bottom of the insulating layer (102) through an adhesive, the top of the insulating layer (102) is fixedly connected with the bottom of the wear-resistant layer (103) through an adhesive, the top of the wear-resistant layer (103) is fixedly connected with the bottom of the anti-corrosion layer (104) through an adhesive, and the second sleeve (2) is made of the same material as the first sleeve (1).
9. The protective sleeve for glass fiber reinforced plastic optical cable according to claim 8, wherein: the heat-insulating layer (102) comprises a styrene-acrylic emulsion layer and an epoxy resin layer, and the wear-resistant layer (103) comprises a melamine resin layer and a poly-p-xylylene glycol layer; the corrosion protection layer (104) includes an allyl heptanoate layer and a polyamide resin layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041619.2A CN111262199B (en) | 2020-01-15 | 2020-01-15 | Glass fiber reinforced plastic optical cable protective sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041619.2A CN111262199B (en) | 2020-01-15 | 2020-01-15 | Glass fiber reinforced plastic optical cable protective sleeve |
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| CN111262199A CN111262199A (en) | 2020-06-09 |
| CN111262199B true CN111262199B (en) | 2021-04-06 |
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| CN202010041619.2A Active CN111262199B (en) | 2020-01-15 | 2020-01-15 | Glass fiber reinforced plastic optical cable protective sleeve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111817230B (en) * | 2020-07-24 | 2021-12-10 | 佛山市顺德区北滘镇永盈绝缘材料有限公司 | Communication wire and cable insulating sheath |
| CN112002483A (en) * | 2020-08-26 | 2020-11-27 | 安徽瑞昊缆业有限公司 | Weather-resistant cable for railway |
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