CN108462138A - A kind of cable duct and its construction method - Google Patents
A kind of cable duct and its construction method Download PDFInfo
- Publication number
- CN108462138A CN108462138A CN201810134051.1A CN201810134051A CN108462138A CN 108462138 A CN108462138 A CN 108462138A CN 201810134051 A CN201810134051 A CN 201810134051A CN 108462138 A CN108462138 A CN 108462138A
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- Prior art keywords
- slot
- cover plate
- cable duct
- handle
- sides
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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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of cable duct and its construction methods, including cable duct, manhole cover plate and fixed frame, manhole cover plate includes main cover plate, it is provided with handle slot on main cover plate, opening handle is provided in handle slot, it is provided with locking device between main cover plate and fixed frame, locking device includes latch hook and lock, it is linked by linkage between latch hook and opening handle, linkage includes the adjusting rod for being provided with adjustment sheet, and the locating piece of semi-circular shape is provided on latch hook, adjusting rod coordinates with locating piece, so that opening handle only could be opened latch hook and lock towards rotation in handle slot.Latch hook is arranged at lock below main cover plate, it makes one to be difficult to destroy locking device from outside to open main cover plate, make the method that other people are difficult to find that open manhole cover plate using the usual thinking that handle is drawn outwardly, and operating personnel then can conveniently and efficiently open main cover plate, it is not only antitheft but also convenient for opening.
Description
Technical field
The present invention relates to cable construction field of engineering technology, more particularly to a kind of cable duct and its construction method.
Background technology
With the development of the society, economic continuous development, requirement of the people for communication is continuously improved, and old-fashioned high-altitude
There are numerous defects for seine, this just accelerates the construction of underground cable communication facility.Buried cable at this stage, which is all made of, first to be dug
Pick, re-lays, the mode of back shroud is constructed, and cover board is typically the cable channel cover plate that polylith cement plate is made, by suitable
The mode that sequence is laid with covers cable under it, although such laying construction is simple, facilitates repair of the later stage for cable,
It is that, since the economic value of cable is higher, such simple paving mode promotes some undesirables easily to open cover board
Cable is stolen, the damage of cable is not only caused, more seriously, affects the normal communication of people.
Currently, Authorization Notice No. is that the Chinese patent document of CN201717585U discloses a kind of cable duct in the prior art
Sheet for bottle lid, including interlock plate, plugboard and gusset piece, the side of the interlock plate are provided with lockhole, and the one of the plugboard
Side end is provided with the lock pillar coordinated with lockhole, and locked groove is provided on the lock pillar, and the lockhole runs through interlock plate straight up,
Locked groove can be seen down into above interlock plate by lockhole, and can be provided through bolt, institute in the locked groove and lockhole
It states and is set on bolt to fixed gasket and self-locking nut；The side of the gusset piece is provided with inserting plate, it is corresponding
It is provided with plug-in opening on plugboard, inserting plate is inserted into plug-in opening, being coupled for gusset piece and plugboard, Ke Yishe are realized
Multiple gusset pieces are set, are coupled by way of inserting between adjacent gusset piece, it is not only easy to use, but also can fit
The construction for answering various different sizes to require.
But the fixed structure of bolt and self-locking nut is simple and clear, easily disassembled, and the fixed structure is directly exposed to
In lockhole above interlock plate, effective anti-theft function can not be played, and interlock plate, plugboard and gusset piece are even inserted by side
Mode connect, between each other it is compact in the case of be difficult to open, it is inconvenient.
Invention content
The object of the present invention is to provide a kind of cable duct and its construction method, have the effect of it is hidden, convenient for opening.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of cable duct, including cable duct, fixed frame and manhole cover plate, the fixed frame include the side for being close to the setting of cable duct side wall
Plate and the bottom plate in cable duct bottom is set, the side plate upper end of both sides is respectively arranged with the cover board that can be fitted by manhole cover plate both ends
Slot, the manhole cover plate include main cover plate, and handle slot is provided on the main cover plate, unlatching handle is rotatably connected in the handle slot
Hand, is provided with locking device between the main cover plate and side plate, the locking device includes being positioned close to slot cover side
The latch hook in main cover board bottom portion is latched and is arranged on side plate, main cover board bottom portion, which is provided with, makes opening handle link with latch hook
Linkage, the linkage include the universal driving shaft to link with opening handle, with latch hook linkage adjusting rod, the linkage
It is linked by V belt translation between axis and adjusting rod, the ring pipe being sleeved on adjusting rod, the swivel becket is provided on the latch hook
Both sides are provided with semi-annular locating piece, and the adjusting rod both ends are radially provided with and can to abut semi-circular shape locating piece any
The adjustment sheet of side.
By using above-mentioned technical proposal, after main cover plate lid closes cable duct, lock and the latch hook of locking device fasten, if
It is to pull opening handle towards outside handle slot, then opening handle is rotated towards handle slot open outer side, while universal driving shaft drives adjusting rod
Rotation, adjustment sheet is rotated in semi-circular shape locating piece side towards remotely located part direction at this time, then between adjustment sheet and locating piece
It is contactless and relatively rotate；Only by opening handle towards rotating in handle slot, make adjustment sheet towards close to the rotation of locating piece direction simultaneously
Top makes its rotation on the positioning element, to make latch hook be detached with lock.Latch hook is arranged at lock below main cover plate, makes one difficult
To destroy locking device from outside to open main cover plate, other people are made to be difficult to find that unlatching using the usual thinking that handle is drawn outwardly
The method of manhole cover plate, and operating personnel then can conveniently and efficiently open main cover plate, and specific tool need not be used.
The present invention is further arranged to：The clockwork spring being connect with manhole cover plate is provided on the swivel becket.
By using above-mentioned technical proposal, when opening handle is towards when rotating in handle slot, adjustment sheet top makes on the positioning element
It is rotated, and swivel becket can apply the power that a revolution resets to adjusting rod, and opening handle is made while so that latch hook is resetted
It resets.
The present invention is further arranged to：The opening handle includes two rotating bars and adjusting handle in L fonts, and two turn
The long boom end of lever is equipped with the axle sleeve being keyed with universal driving shaft, and the quarter butt of two rotating bars is oppositely arranged, the handle slot two
The limiting slot of restricted rotating bar rotational angle is arranged in side, and the both ends of the adjusting handle are equipped with the slot coordinated with quarter butt and difference
It is socketed on two quarter butts.
By using above-mentioned technical proposal, rotating bar is limited using limiting slot, makes opening handle can not be towards handle
Rotation in slot, and can shorten the distance between both sides quarter butt using the slot on adjusting handle, rotating bar no longer abuts limit at this time
Position slot, opening handle can detach to be rotated with moveable lock hook with lock towards rotating in handle slot.
The present invention is further arranged to：Limit spring is both provided in the slot at the adjusting handle both ends, in the slot
It is respectively arranged with mutually matched internal thread and external screw thread on wall and quarter butt, the internal threads of the adjusting handle both sides is outer with cooperation
Hand of spiral is opposite.
By using above-mentioned technical proposal, adjusting handle is set to keep stablizing using limit spring, quarter butt gos deep into slot when both sides
Afterwards, quarter butt and adjusting handle can be fixed by internal thread and external screw thread interconnection, and under the action of limit spring
Internal thread is closely connect with external screw thread.
The present invention is further arranged to：Cover slot is provided in the opening of the handle slot, the side rotation of the cover slot connects
It is connected to the protection cap for capableing of lid closing lid slot, the protection cap is respectively arranged with mutually matched with the one end of cover slot far from rotary shaft
Buckle and card slot are provided with rubber washer in the cover slot.
By using above-mentioned technical proposal, the opening handle in handle slot is protected using protection cap, utilizes rubber
Washer enhances the stability after protection cap lid closing lid slot, while enhancing the leakproofness of handle slot, prevent handle slot internal water accumulation or into
Enter foreign matter, influences to operate.
The present invention is further arranged to：It is provided with location hole, well lid in the cover board groove sidewall of the cable duct wherein side
The end set of the same side has the locating piece coordinated with location hole on plate, and it is fixed to be provided in the slot cover of the cable duct other side
Position slot, the corresponding side of the manhole cover plate are provided with the fixture block coordinated with locating slot.
First locating piece is caught in corresponding location hole when to cover conjunction manhole cover plate by using above-mentioned technical proposal, then
By in the fixture block insertion locating slot of the manhole cover plate other end, the both ends of manhole cover plate are limited, prevent manhole cover plate inclined in the slot of side
It moves.
The present invention is further arranged to：The manhole cover plate further includes the first auxiliary coverplate, the second auxiliary coverplate and inter panel, institute
It states main cover plate both sides and is both provided with welt, first auxiliary coverplate side is provided with welt, the other side is provided with lower welt,
The both sides of the inter panel are both provided with lower welt, and second auxiliary coverplate both sides are respectively arranged with symmetrical with the first auxiliary coverplate
Lower welt and upper welt, the lower face of the upper welt can be bonded to each other with the upper surface of adjacent lower welt.
By using above-mentioned technical proposal, main cover plate and inter panel are staggeredly laid with, further according to different construction environments
With construction requirement, at least one first auxiliary coverplate and the second auxiliary coverplate are laid between main cover plate and inter panel, to paving
If length is adjusted, other adjacent manhole cover plates are pushed down using main cover plate, when being repaired to the cable in cable duct
When, it is only necessary to the locking device on main cover plate is opened, remaining manhole cover plate can be opened easily, and manhole cover plate is opened when reducing repair
Required operating procedure.
The present invention is further arranged to：The opening both sides of the cable duct are both provided with side slot, and the side plate divides towards both sides
It is not provided with the fixed edge with two side slot cooperations, mounting hole is offered on the fixed edge.
By using above-mentioned technical proposal, can setscrew be installed in mounting hole and be fixed, then be poured in the slot of side
Cementing is buried while further fixing fixed edge with setscrew, prevents other people from destroying.
Another object of the present invention is to provide a kind of construction methods of cable duct, include the following steps：
Step 1 excavates cable duct, and tamps soil layer；
Step 2 digs out side slot in cable duct opening both sides, and slot bottom is tamped；
Step 3, the mounting and fixing support in cable duct make bottom plate and side plate be adjacent to bottom and the side wall of cable duct respectively, and by side
In the side slot of fixed edge insertion cable duct both sides on plate；
Step 4 is drilled downwards by the mounting hole on fixed edge, then is installed setscrew in hole and be fixed；
Step 5, casting cement is buried fixed edge and setscrew using cement up to concordant with ground in the slot of side；
Step 6 is laid with cable in cable duct, and corresponding manhole cover plate is installed on fixed frame, and cable operculum colpi is closed.
By using above-mentioned technical proposal, reinforce cable duct overall construction intensity using fixed frame, recycle fixed edge with
Then setscrew reinforced fixed structure utilizes cement to bury side slot, not only beauty can also prevent other people from destroying fixed structure.
In conclusion beneficial effects of the present invention are：
After main cover plate lid closes cable duct, lock and the latch hook of locking device fasten, if pulling opening handle outside towards handle slot,
Then opening handle is rotated towards handle slot open outer side, while universal driving shaft drives adjusting rod rotation, and adjustment sheet is in semi-circular shape at this time
Locating piece side is rotated towards remotely located part direction, then contactless between adjustment sheet and locating piece and relatively rotate；It will only open
Handle is opened towards rotating in handle slot, adjustment sheet is made to make its rotation on the positioning element towards rotate and push up close to locating piece direction, thus
Latch hook is set to be detached with lock.Latch hook and lock are arranged at below main cover plate, make one to be difficult to from outside destroy locking device to
Main cover plate is opened, makes the method that other people are difficult to find that open manhole cover plate using the usual thinking that handle is drawn outwardly, and operating personnel
Main cover plate then can be conveniently and efficiently opened, and specific tool need not be used.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the structural schematic diagram of the manhole cover plate of the present invention；
Fig. 3 is the schematic cross-sectional view of the present invention；
Fig. 4 is the configuration schematic diagram of the adjusting rod and latch hook of the present invention；
Fig. 5 is the structural schematic diagram of the handle slot and opening handle of the present invention；
Fig. 6 is the configuration schematic diagram of the opening handle of the present invention.
Reference numeral：1, cable duct；2, fixed frame；3, manhole cover plate；4, side slot；5, side plate；6, bottom plate；7, fixed edge；8、
Mounting hole；9, the first slot cover；10, the second slot cover；11, location hole；12, locating piece；13, locating slot；14, fixture block；15, main
Cover board；16, the first auxiliary coverplate；17, the second auxiliary coverplate；18, inter panel；19, upper welt；20, lower welt；21, threaded hole；
22, locking device；23, it latches；24, latch hook；25, handle slot；26, opening handle；27, adjusting handle；28, rotating bar；29, axis
Set；30, linkage；31, universal driving shaft；32, adjusting rod；33, supporting rod；34, first pulley；35, the second belt wheel；36, it rotates
Ring；37, caulking groove；38, adjustment sheet；39, locating piece；40, clockwork spring；41, limiting slot；42, stock；43, quarter butt；44, slot；
45, limit spring；46, internal thread；47, external screw thread；48, cover slot；49, protection cap；50, it buckles；51, card slot；52, rubber pad
Circle.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
Present embodiment discloses a kind of cable ducts, as shown in Figure 1, consolidating including what cable duct 1, fitting cable duct inner wall were arranged
Determine frame 2 and the manhole cover plate 3 for closing cable duct can be covered.Cable duct 1 offers side slot 4 in inverted trapezoidal and opening both sides, and fixed frame 2 wraps
The side plate 5 and bottom plate 6 of 1 side wall of cable duct and bottom wall can be bonded respectively by including, and side plate 5 is respectively welded towards both sides can be fitted into two
The fixed edge 7 of a side slot 4, and 7 upper edge cable duct of fixed edge, 1 length direction is arranged at intervals with several mounting holes 8, from mounting hole 8
In down drill and setscrew is installed in hole, fixed edge 7 can be fixed, then the casting cement in side slot 4, will be consolidated
Deckle 7 is buried while being further fixed with setscrew, prevents other people from destroying.
As shown in Figure 1, the first cover board that can be fitted by the both ends of manhole cover plate 3 is offered on the fixed edge 7 of both sides respectively
Slot 9 and the second slot cover 10, and the first slot cover 9 and the second slot cover 10 extend along 1 length direction of cable duct.Manhole cover plate 3
The end of chimeric first slot cover 9 is welded with locating piece 12, offers on the side wall of the first slot cover 9 and coordinates with locating piece 12
Location hole 11, and the end that manhole cover plate 3 is fitted into the second slot cover 10 is welded with fixture block 14, offers and blocks in the second slot cover 10
The locating slot 13 that block 14 coordinates.When to cover conjunction manhole cover plate 3, the locating piece 12 of 3 one end of manhole cover plate is first caught in corresponding positioning
It in hole 11, then overturns manhole cover plate 3 and the fixture block 14 of the other end is embedded into locating slot 13, manhole cover plate 3 is limited, well is prevented
Cover board 3 shifts on cable duct 1.
As shown in Fig. 2, manhole cover plate 3 includes main cover plate 15, the first auxiliary coverplate 16, the second auxiliary coverplate 17 and inter panel 18,
Manhole cover plate 3 can also be that main cover plate 15 individually adds the second auxiliary coverplate plus the first auxiliary coverplate 16 or individually again with inter panel 18
The combination of 17 or both the combinations being all not added with, several manhole cover plates 3 cooperates, and the lid completely of cable duct 1 is closed.15 both sides of main cover plate
It is welded with welt 19,19 thickness of upper welt is the half of main cover board 15, and on the upper surface of upper welt 19 and main cover plate 15
End face keeps concordant；18 both sides of inter panel are welded with lower welt 20, and lower 20 thickness of welt is similarly the one of inter panel 18
Half, and the lower face of lower welt 20 is concordant with the holding of the lower face of inter panel 18；First auxiliary coverplate, 16 both sides are respectively welded
Upper welt 19 and lower welt 20, and 17 both sides of the second auxiliary coverplate be respectively welded with the first auxiliary coverplate 16 symmetrically lower welt 20 with
Upper welt 19, upper welt 19 can vertically be bonded with adjacent lower welt 20 and be limited, and keep 3 surface of manhole cover plate
It is smooth.
As shown in Figure 2 and Figure 3, it is spaced apart on side plate 5 and is equipped with threaded hole 21 corresponding with 3 quantity of manhole cover plate, 15 bottom of main cover plate
It is provided with locking device 22 on corresponding with the second slot cover 10 side plate in portion 5, locking device 22 respectively includes and 21 spiral shell of threaded hole
The lock 23 and the latch hook 24 in 15 bottom of main cover plate is set that line connects, it is corresponding on side plate 5 according to the position of main cover plate 15
Main cover plate 15 is fixed on by latch hook 24 and 23 cooperation of lock in the opening of cable duct 1 by fixed lock 23 in threaded hole 21.
When being laid with manhole cover plate 3 on cable duct 1, main cover plate 15 is mutual by adjacent upper welt 19 and lower welt 20 with inter panel 18
Cooperation, and according to different construction environment and construction requirement, at least one can be laid between main cover plate 15 and inter panel 18
A first auxiliary coverplate 16 is adjusted laying length with the second auxiliary coverplate 17, using main cover plate 15 by the first adjacent auxiliary coverplate
16, the second auxiliary coverplate 17 or inter panel 18 are pushed down, and only need opening to lock when the cable in cable duct 1 needs repairing
Main cover plate 15 reduces the operating procedure opened when repair needed for manhole cover plate 3.
As shown in Figure 3, Figure 4, it is provided with the handle slot 25 of semicircular in shape on main cover plate 15, unlatching is provided in handle slot 25
Handle 26, opening handle 26 include adjusting handle 27 and two rotating bars 28 in 27 both sides of adjusting handle, two rotating bars 28 are arranged
The upper end far from adjusting handle 27 is welded with axle sleeve 29.15 bottom of main cover plate is provided with linkage 30, and linkage 30 wraps
The universal driving shaft 31 for extending transversely through handle slot 25, the adjusting rod 32 to link with latch hook 24 are included, 15 bottom of main cover plate is welded with two branch
Strut 33, adjusting rod 32 are threaded through on two supporting rods 33, and 32 both ends of adjusting rod are respectively fixed with first pulley 34, universal driving shaft
31 both ends are respectively fixed with the second belt wheel 35, and V belt translation connects between first pulley and the second belt wheel.And two axle sleeves 29 cover
On universal driving shaft 31, and 31 both ends of universal driving shaft are respectively arranged with flat key, and the keyway to match with flat key is provided in axle sleeve 29,
Make to be keyed between axle sleeve 29 and universal driving shaft 31, universal driving shaft 31 can be driven to rotate by rotating opening handle 26, and drive tune
Pole 32 rotates, to control the cooperation of latch hook 24 and lock 23.
As shown in Figure 3, Figure 4, for 24 end of latch hook integrally formed with swivel becket 36, swivel becket 36, which is sleeved on adjusting rod 32, makes lock
It can be relatively rotated between hook 24 and adjusting rod 32, caulking groove 37 is provided in 36 both sides of swivel becket on adjusting rod 32, mistake in caulking groove 37
It is full of and is connected with adjustment sheet 38,36 both sides of swivel becket is welded with the locating piece 39 in semi-annular, are driven when adjusting rod 32 rotates
Adjustment sheet 38 rotates, and when adjustment sheet 38 rotate in another semicircle opposite with locating piece 39 will not drive the fortune of swivel becket 36
It is dynamic, it when adjustment sheet 38 rotates and withstands 39 both sides of locating piece, is rotated further and swivel becket 36 is driven to rotate, to moveable lock hook 24
Movement.Each there are one clockwork springs 40 for installation between locating piece 39 and supporting rod 33, and locating piece 39 is made to apply to adjusting rod 32
One power that can turn round reset.
As shown in Figure 5, Figure 6,25 both sides of handle slot offer the limiting slot 41 that can limit 26 rotational angle of opening handle,
Universal driving shaft 31 is horizontally through from limiting slot 41, and two axle sleeves 29 are separately mounted on both sides limiting slot 41, and adjusting handle 27 is set
It sets between both sides limiting slot 41, when opening handle 26 is towards when rotation in handle slot 25, rotating bar 28 can be connected to limiting slot 41
On limited.Two rotating bars 28 are welded on rotating bar 28 in symmetrical L fonts, including stock 42 and quarter butt 43, axle sleeve 29
42 end of stock, and the quarter butt 43 of two rotating bars 28 is oppositely arranged, and the both ends of adjusting handle 27 offer and quarter butt 43 coordinates
Slot 44, two quarter butts 43 are socketed in respectively in corresponding slot 44, and 44 bottom of slot is further fixed on limit spring 45.Towards tune
The direction of whole handle 27, which squeezes both sides rotating bar 28, keeps both sides axle sleeve 29 close along 31 length direction of universal driving shaft, and quarter butt 43 is made to go deep into
Into slot 44, rotating bar 28 no longer abuts limiting slot 41 at this time, to enable opening handle 26 towards rotation in handle slot 25.
It is also respectively provided with mutually matched internal thread 46 and external screw thread 47 on 44 inner wall of slot and quarter butt 43, and 27 both sides of adjusting handle
47 direction of external screw thread of internal thread 46 and cooperation on the contrary, when both sides quarter butt 43 deeply into slot 44 after, internal thread 46 and outer spiral shell
Line 47 contacts with each other, and rotating adjusting handle 27 at this time makes internal thread 46 be connected with external screw thread 47, to rotating bar 28 and adjusting handle
27 are fixed, and internal thread 46 is closely connect with external screw thread 47 under the elastic force effect of limit spring 45.
As shown in figure 5, offering cover slot 48 in the opening of handle slot 25, the side of cover slot 48 is hinged with being capable of lid closing lid slot
48 protection cap 49, protection cap 49 are respectively arranged with mutually matched buckle 50 and card slot with the one end of cover slot 48 far from articulated section
51, and rubber washer 52 is fixed in cover slot 48, it is fixed with cover slot 48 using 50 pairs of protection caps 49 of buckle, utilizes rubber pad
Stability after 52 enhancing 49 lid closing lid slot 48 of protection cap of circle, while enhancing the leakproofness of handle slot 25.
The operating process that manhole cover plate 3 is opened in the present embodiment is as follows：
The main cover plate 15 to be opened first is selected, squeezing buckle 50 makes buckle 50 be detached with card slot 51, to open on main cover plate 15
Cover slot 48 in protection cap 49, then the opening handle 26 in handle slot 25 is rotated outwardly, is convenient for next operation, then
The rotating bar 28 of 26 both sides of opening handle is squeezed towards 27 direction of adjusting handle, the quarter butt 43 of rotating bar 28 is made to be deep into adjusting handle 27
In the slot 44 at both ends, when the external screw thread 47 on quarter butt 43 is abutted with the internal thread 46 in slot 44, rotation adjusting handle 27 makes
External screw thread 47 is connected and fixed with internal thread 46, and rotating bar 28, which rotates down, at this time does not abut with limiting slot 41, then will open handle
Hand 26 drives universal driving shaft 31 to rotate towards rotation in handle slot 25, and makes 32 turns of the adjusting rod of 15 bottom of main cover plate by V belt translation
It is dynamic, and the adjustment sheet 38 on adjusting rod 32 withstands on the side of semi-circular shape locating piece 39 and drives its rotation, to make latch hook
24 rotations are realized with lock 23 to be detached.
After unclamping opening handle 26, adjusting rod 32 can reset under the action of clockwork spring 40, and drive opening handle
26 revolutions reset, and when needing latch hook 24 to be detached with 23 long-times of lock, opening handle 26 is more than towards rotation in handle slot 25
180 degree makes opening handle 26 be produced out of handle slot 25 other end, is rotated further by adjusting handle 27 and makes 43 outside bullet of both sides quarter butt
Go out, rotating bar 28 is enable to be connected in limiting slot 41, make opening handle 26 that can not turn round, to make latch hook 24 be protected with lock 23
Separation is held, convenient for the cable in cable duct 1 is checked and repaired.
The construction method step of the cable duct is as follows：
Step 1 excavates cable duct 1, and tamps soil layer；
Step 2 digs out side slot 4 in the opening of cable duct 1 both sides, and slot bottom is tamped；
Step 3, the mounting and fixing support 2 in cable duct 1 make bottom plate 6 be adjacent to bottom and the side wall of cable duct 1 respectively with side plate 5,
And the fixed edge 7 on side plate 5 is embedded in the side slot 4 of 1 both sides of cable duct；
Step 4 is drilled downwards by the mounting hole 8 on fixed edge 7, then installs setscrew in hole and be fixed；
Step 5, casting cement is buried fixed edge 7 and setscrew using cement up to concordant with ground in side slot 4；
Step 6 is laid with cable in cable duct 1, and installs corresponding manhole cover plate 3 on fixed frame 2, and cable duct 1 is covered and is closed.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (9)
1. a kind of cable duct, it is characterised in that：Including cable duct (1), fixed frame (2) and manhole cover plate (3), the fixed frame (2)
Including being close to bottom plate (6) of the side plate (5) of cable duct (1) side wall setting with setting in cable duct (1) bottom, the side plate of both sides
(5) upper end is respectively arranged with the slot cover that can be fitted by manhole cover plate (3) both ends, and the manhole cover plate (3) includes main cover plate (15),
It is provided with handle slot (25) on the main cover plate (15), opening handle (26) is rotatably connected in the handle slot (25), it is described
Locking device (22) is provided between main cover plate (15) and side plate (5), the locking device (22) includes being positioned close to cover board
Latch hook (24) of the lock (23) with setting in main cover plate (15) bottom on the side plate (5) of slot side, main cover plate (15) bottom
Portion is provided with the linkage (30) for making opening handle (26) link with latch hook (24), and the linkage (30) includes and unlatching
The universal driving shaft (31) of handle (26) linkage, the adjusting rod (32) with latch hook (24) linkage, the universal driving shaft (31) and adjusting rod
(32) it is linked by V belt translation between, the ring pipe being sleeved on adjusting rod (32), the rotation is provided on the latch hook (24)
Ring (36) both sides are provided with semi-annular locating piece (39), and adjusting rod (32) both ends are radially provided with and can abut semicircle
The adjustment sheet (38) of ring shaped retainer member (39) either side.
2. cable duct according to claim 1, it is characterised in that：It is provided on the swivel becket (36) and manhole cover plate (3)
The clockwork spring (40) of connection.
3. cable duct according to claim 1, it is characterised in that：It is in L fonts that the opening handle (26), which includes two,
Rotating bar (28) and adjusting handle (27), stock (42) end of two rotating bars (28) are equipped with the axis being keyed with universal driving shaft (31)
It covers (29), the quarter butt (43) of two rotating bars (28) is oppositely arranged, and restricted rotating bar is arranged in handle slot (25) both sides
(28) both ends of the limiting slot (41) of rotational angle, the adjusting handle (27) are equipped with the slot (44) coordinated with quarter butt (43) and divide
It is not socketed on two quarter butts (43).
4. cable duct according to claim 3, it is characterised in that：It is all provided in the slot (44) at adjusting handle (27) both ends
Be equipped with limit spring (45), be respectively arranged on slot (44) inner wall and quarter butt (43) mutually matched internal thread (46) with
The internal thread (46) of external screw thread (47), adjusting handle (27) both sides is opposite with external screw thread (47) direction of cooperation.
5. cable duct according to claim 1, it is characterised in that：It is provided with cover slot in the opening of the handle slot (25)
(48), the side of the cover slot (48) is rotatably connected to the protection cap (49) for capableing of lid closing lid slot (48), the protection cap (49)
It is respectively arranged with mutually matched buckle (50) and card slot (51), the cover slot (48) with the one end of cover slot (48) far from rotary shaft
Inside it is provided with rubber washer (52).
6. cable duct according to claim 1, it is characterised in that：The cover board groove sidewall of the cable duct (1) wherein side
On be provided with location hole (11), the end set of the same side has the locating piece (12) with location hole (11) cooperation on manhole cover plate (3),
Be provided with locating slot (13) in the slot cover of cable duct (1) other side, the corresponding side of the manhole cover plate (3) be provided with
The fixture block (14) of locating slot (13) cooperation.
7. cable duct according to claim 1, it is characterised in that：The manhole cover plate (3) further include the first auxiliary coverplate (16),
Second auxiliary coverplate (17) and inter panel (18), main cover plate (15) both sides are both provided with welt (19), and described first is secondary
Cover board (16) side is provided with welt (19), the other side is provided with lower welt (20), and the both sides of the inter panel (18) are equal
It is provided with lower welt (20), the second auxiliary coverplate (17) both sides are respectively arranged with symmetrically descends welt with the first auxiliary coverplate (16)
(20) with upper welt (19), the lower face of the upper welt (19) can be bonded to each other with the upper surface of adjacent lower welt (20).
8. cable duct according to claim 1, it is characterised in that：The opening both sides of the cable duct (1) are both provided with side
Slot (4), the side plate (5) are respectively arranged with the fixed edge (7) coordinated with two side slots (4) towards both sides, on the fixed edge (7)
Offer mounting hole (8).
9. a kind of construction method of cable duct, it is characterised in that：Include the following steps：
Step 1 excavates cable duct (1), and tamps soil layer；
Step 2 digs out side slot (4) in cable duct (1) opening both sides, and slot bottom is tamped；
Step 3 makes bottom plate (6) be adjacent to the bottom of cable duct (1) respectively with side plate (5) in cable duct (1) interior mounting and fixing support (2)
Portion and side wall, and will be in the side slot (4) of embedded cable duct (1) both sides of fixed edge (7) on side plate (5)；
Step 4 is drilled downwards by the mounting hole (8) on fixed edge (7), then installs setscrew in hole and be fixed；
Step 5, it is toward side slot (4) interior casting cement until concordant with ground, fixed edge (7) is covered with setscrew using cement
It buries；
Step 6 is laid with cable in cable duct (1), and installs corresponding manhole cover plate (3) on fixed frame (2), by cable duct
(1) lid closes.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109473938A (en) * | 2018-09-06 | 2019-03-15 | 国网浙江慈溪市供电有限公司 | One kind can slide folding cable channel cover plate |
| CN109616971A (en) * | 2018-11-27 | 2019-04-12 | 上海宝冶集团有限公司 | Cable duct model |
| CN110656661A (en) * | 2019-10-11 | 2020-01-07 | 深圳供电局有限公司 | Anti-theft cover plate |
| CN113178833A (en) * | 2021-04-30 | 2021-07-27 | 广东电网有限责任公司 | Cable trench cover plate, monitoring device thereof and cable trench monitoring system |
| CN113315075A (en) * | 2021-04-21 | 2021-08-27 | 深圳供电局有限公司 | Cable trench cover plate convenient to open |
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| CN110656661B (en) * | 2019-10-11 | 2021-07-27 | 深圳供电局有限公司 | Anti-theft cover plate |
| CN113315075A (en) * | 2021-04-21 | 2021-08-27 | 深圳供电局有限公司 | Cable trench cover plate convenient to open |
| CN113315075B (en) * | 2021-04-21 | 2022-07-22 | 深圳供电局有限公司 | Cable trench cover plate convenient to open |
| CN113178833A (en) * | 2021-04-30 | 2021-07-27 | 广东电网有限责任公司 | Cable trench cover plate, monitoring device thereof and cable trench monitoring system |
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|---|---|
| CN108462138B (en) | 2019-10-15 |
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Address after: 325105 No.172, East Street, Tangtou village, Oubei Town, Yongjia County, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Jiacheng Engineering Project Management Co.,Ltd. Address before: 325105 No.172, East Street, Tangtou village, Oubei Town, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: WENZHOU JIACHENG ENGINEERING PROJECT MANAGEMENT Co.,Ltd. |
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