A kind of theft-prevention structure and its construction method easy to maintenance cable
Technical field
The present invention relates to cable maintenance and antitheft field, more specifically it is related to a kind of antitheft knot easy to maintenance cable
Structure and its construction method.
Background technology
For urban beautification, existing cable is usually to be embedded in underground.It is as follows as its construction party step 1:Direct-burried is dug
After cable duct, in bottom of trench sanding bed course, and debris in ditch being removed, then cabling, after cable laying, to fill out again at once
Sand, will also protect cable in one layer of brick of cable upper cover or concrete slab.
But only have the protection of concrete slab or brick on above-mentioned cable, it is easily stolen.Therefore easily lost in some cables
Place surreptitiously, generally casting concrete wraps up cable directly in cable duct after cable laying, is consolidated in concrete
Afterwards it is difficult to which concrete is chiseled, therefore also play certain anti-theft effect.But it is also required in the cable maintenance in later stage
Concrete is chiseled, this just brings inconvenience to cable maintenance.
The content of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of theft-prevention structure easy to maintenance cable
And its construction method, it is advantageous that with good anti-theft effect, and it is easy to later maintenance.
To achieve the above object, the present invention provides following technical solution:A kind of theft-prevention structure easy to maintenance cable, bag
Cable duct is included, foundation trench is provided with the cable duct, cable trough is provided with the foundation trench, foundation trench both sides sidewall upper is set
Be equipped with connecting hole, upper cover be provided with above the foundation trench, be provided with the insertion muscle coordinated with connecting hole on the upper lid, it is described on
The both sides of lid, which are provided with, dismounts hole, and the surface of the upper cover and foundation trench is provided with screed, and the screed is provided outside waterproof
Bitumen layer.
By using above-mentioned technical proposal, after foundation trench and upper cover are connected, inside can spread cable, foundation trench with it is upper
The outside of lid applying mortar layer and water proofing asphalt layer successively, because upper cover and the connecting sewing on foundation trench surface are shielded, therefore make us
Be difficult to find that upper cover and foundation trench are spliced to form, and it is formed by integrally casting formation to take for upper cover and foundation trench, thus make us with
To be difficult to implement pilferage behavior to cable therein, and abandon implementing theft.
The present invention is further arranged to:Lower protections is provided with the cable trough, the lower protections includes arc
Lower protection board, the lower protection board both sides are provided with lower beater or beat-up, are provided with what is coordinated with lower protections in the lower protections
Upper protections, the upper protections include protection board on arc, and the both sides of the upper protection board are provided with beater or beat-up.
By using above-mentioned technical proposal, the installation cavity for being laid with cable is cooperatively formed between upper protections and lower protections,
Cable laying can avoid cable from being subject to external environment shadow and be damaged in installation cavity.
The present invention is further arranged to:The both sides of the upper beater or beat-up are provided with reinforcing member, and the both sides of the cable trough are set
Concave part is equipped with, the both sides of the cable trough are provided with the pushing slot coordinated with reinforcing member.
By using above-mentioned technical proposal, the reinforcing member that upper beater or beat-up connects is placed in pushing slot, guarantor can be made
Combined between guard and lower protections even closer.
The present invention is further arranged to:The both sides of foundation trench position corresponding with pushing slot is provided with guide groove, described
Guide groove is connected with connecting hole, is provided with the guide rail that upper and lower ends and foundation trench side wall are fixed in the guide groove, on the guide rail
Sliding part is slidably connected, in connecting hole, one end is located at the top of pushing slot, and is located at pushing slot for described sliding part one end
One end of top can enter pushing slot.
By using above-mentioned technical proposal, when upper cover is installed on foundation trench, insertion muscle is entered in connecting hole with
Compression bar contacts and applies downward power to down-pressed pole.Sliding block is subject to the driving slide downward of down-pressed pole and drives under down-pressed pole
It is sliding.Down-pressed pole can enter in pushing slot after gliding applies pressure so as to make upper protections closely be pasted with lower protections to reinforcing member
Close.So that after upper cover or the foundation trench side wall person of being tampered are excavated, because in the reinforcing member insertion pushing slot of upper protections, and add
Firmware is subject to the effect of down-pressed pole so that upper protections is combined closely with lower protections, even if therefore after stealer excavates foundation trench
Also it is difficult to pry open upper protections and steals cable in installation cavity.
The present invention is further arranged to:The resetting spring for surrounding guide rail, the resetting spring are provided with the guide rail
Positioned at the lower section of sliding part.
By using above-mentioned technical proposal, sliding part loses the active force of insertion muscle after upper cover is sling, therefore slides
Part has been sprung back under the action of resetting spring no longer applies active force to reinforcing member, and lower protections is made be subject to pop-up spring at this time
With can also upspring, the cable in installation cavity is overhauled so as to easily remove corresponding upper protections.
The present invention is further arranged to:The bottom of the pushing slot is provided with pop-up hole, and bullet is provided with the pop-up hole
Go out spring.
By using above-mentioned technical proposal, pop-up hole is offered on the indent bottom below each reinforcing member, is ejected in hole
The pop-up spring for stretching out pop-up hole, if upper protections does not stress, upper protections are laid because reinforcing member is subject to eject spring
Effect can eject concave part it is convenient to take out corresponding upper protections so that with adjacent upper protections there are gap.
The present invention is further arranged to:Sealing joint strip, upper limb are provided with the lower beater or beat-up of the lower protections
The seal groove coordinated with sealing joint strip is provided with plate.
By using above-mentioned technical proposal, during suitable position upper protections being placed in lower protections, upper beater or beat-up
It is absorbed in concave part, sealing joint strip is just in embedding sealing groove, and reinforcing member is entered in pushing slot.Sealing joint strip and sealing
The cooperation of groove makes external humid air, moisture be difficult to enter in the installation cavity that upper protections is cooperatively formed with lower protections.
The present invention is further arranged to:The upper protection board is towards being provided with compact heap in the one side of lower protections.
By using above-mentioned technical proposal, upper protection board is compressed towards rubber is further fixed on the top end face of lower protections
Block, when being laid with cable in installation cavity, applies upper protections the pressure for being directed toward lower protections, cable can be made to be compressed on down
Guard member bottom, and it is subject to the effect of compact heap to make cable be difficult to longitudinally be pulled.If stealer destroys wherein one section upper
Guard member simultaneously steals one section of cable, because remaining cable being located in installation cavity is subject to the compacting of compact heap and is difficult to from installation
Extracted out in cavity, therefore stealer is only capable of stealing one section of cable, so that loss be preferably minimized.
The present invention is further arranged to:Comprise the following steps:
S1:Prefabricated upper cover reserves dismounting hole, and fixed insertion muscle in upper cover;
S2:Excavate cable duct;
S3:In cable duct, in pour to form foundation trench, and pour to form connecting hole, pushing slot, guide groove, cable trough in foundation trench
With concave part, pop-up hole is opened up in pushing slot;
S4:Guide rail, resetting spring and sliding part are installed in guide groove, the installation pop-up spring in hole is ejected, and in cable trough
With installing lower protections in concave part;
S5:Cable is laid with lower protections, and upper protections is installed in lower protections;
S6:Upper cover, is installed on foundation trench by the insertion dismounting muscle in hole is dismounted by loop wheel machine;
S7:On the surface of foundation trench and upper cover successively applying mortar layer and water proofing asphalt layer;
S8:Cable duct backfills.
By using above-mentioned technical proposal so that this structure has more preferable integrality, stability, improves overall structure
Intensity, make this structure that there is more preferable durability.
In conclusion the invention has the advantages that:
1st, because upper cover and the connecting sewing on foundation trench surface are shielded, therefore it is to be spliced to form to make us being difficult to discovery upper cover with foundation trench
, and it is formed by integrally casting formation to take for upper cover and foundation trench, so as to make us to go to be difficult to steal cable therein implementation
For;
If the 2, stealer carries out excavation pilferage to upper cover, after upper cover or foundation trench side wall are excavated, because the reinforcing member of upper protections
In embedded pushing slot, and reinforcing member is subject to the effect of down-pressed pole so that upper protections is combined closely with lower protections, therefore is stolen
Robber person is also difficult to pry open upper protections and steals cable in installation cavity;
The 3rd, if stealer destroys wherein one section of upper protections and steals one section of cable, because remaining is located at the electricity in installation cavity
Cable is subject to the compacting of compact heap and is difficult to extract out from installation cavity, therefore stealer is only capable of stealing one section of cable, so that will damage
Mistake is preferably minimized.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the enlarged diagram at A in Fig. 1;
Fig. 3 is the overlooking the structure diagram of the present invention;
Fig. 4 is the upper protections of the present invention and the structure diagram of lower protections.
Description of reference numerals:1st, cable duct;2nd, foundation trench;3rd, cable trough;4th, lower protections;5th, lower protection board;6th, bottom wing
Plate;7th, concave part;8th, sealing joint strip;9th, upper protections;10th, upper protection board;11st, upper beater or beat-up;12nd, seal groove;13rd, push
Groove;14th, reinforcing member;15th, installation cavity;16th, compact heap;17th, cable;18th, hole is ejected;19th, spring is ejected;20th, connecting hole;
21st, it is inserted into muscle;22nd, hole is dismounted;23rd, guide groove;24th, guide rail;25th, sliding part;26th, sliding block;27th, control-rod;28th, down-pressed pole;
29th, resetting spring;30th, muscle is dismounted;31st, upper cover.
Embodiment
The present invention is described in further detail below in conjunction with attached drawing.
Present embodiment discloses a kind of theft-prevention structure easy to maintenance cable, as shown in Figure 1, 2, including excavates the electricity formed
Cable ditch 1, the bottom concrete placings of cable duct 1 form foundation trench 2.Along the length direction of foundation trench 2 formed with arc in the middle part of 2 bottom of foundation trench
Cable trough 3, be fixed with lower protections 4 made of the plastic part being bonded with cable trough 3 in cable trough 3, lower protections 4 includes arc
The lower protection board 5 of shape and the lower beater or beat-up 6 being fixedly connected with the both sides of lower protection board 5.The both sides of cable trough 3 are formed with
The concave part 7 that beater or beat-up 6 coordinates, beater or beat-up 6 is absorbed in into concave part 7 lower protections 4 at present in cable trough 3.
As shown in Figure 2,4, sealing joint strip 8 is fixed with along 4 length direction of lower protections on lower beater or beat-up 6, lower protections 4
Top is connected with upper protections 9 symmetrical with lower protections 4.Upper protections 9 is in segment structure, and upper protections 9 includes the upper of arc
Protection board 10 and the upper beater or beat-up 11 being fixedly connected with the both sides of upper protection board 10.Opened up on upper beater or beat-up 11 formed with it is close
The seal groove 12 that seal strip 8 coordinates.
As shown in Figure 1, 2, the both sides of cable trough 3 offer the pushing slot 13 vertical with cable trough 3, upper 11 both ends of beater or beat-up
Both sides be respectively fixedly connected with L-type and with pushing slot 13 coordinate reinforcing member 14.Upper protections 9 is placed on lower protections 4
On suitable position when, upper beater or beat-up 11 is absorbed in concave part 7, and sealing joint strip 8 is just in embedding sealing groove 12, and reinforcing member
14 enter in pushing slot 13.Sealing joint strip 8 and the cooperation of seal groove 12 make external humid air, moisture be difficult to enter upper protection
In the installation cavity 15 that part 9 is cooperatively formed with lower protections 4.
As shown in Figure 1, 2, upper protection board 10 is towards being further fixed on rubber compact heap 16 on the top end face of lower protections 4, when
When cable 17 is laid with installation cavity 15, applies the pressure for being directed toward lower protections 4 to upper protections 9, cable 17 can be made to be pressed
In 4 bottom of lower protections, and cable 17 is subject to the effect of compact heap 16 to make cable 17 be difficult to longitudinally be pulled.Each reinforcing member
Pop-up hole 18 is offered on 13 bottom of pushing slot of 14 lower sections, ejects the pop-up spring laid in hole 18 and stretch out pop-up hole 18
19, if upper protections 9 does not stress, upper protections 9 is because the effect that reinforcing member 14 is subject to eject spring 19 can eject concave part
7, so that adjacent upper protections 9 is there are gap, it is convenient to take out corresponding upper protections 9.
As shown in Figure 1,3, the connecting hole 20 formed with a row is respectively opened up on the side wall of 2 both sides of foundation trench.The top of foundation trench 2 connects
The upper cover 31 of the segment structure of the prefabricated formation of concrete is connected to, four corner locations of upper cover 31 towards the one side of foundation trench 2 are fixedly connected with
The insertion muscle 21 coordinated with connecting hole 20, insertion muscle 21 is aligned connecting hole 20 to be installed on upper cover 31 on foundation trench 2.Upper cover 31
Opened up on the side wall of both sides formed with dismounting hole 22.Upper cover 31 can be lifted by crane with loop wheel machine after insertion dismounting muscle 30 in dismounting hole 22, made
Upper cover 31 can easy disassembly on foundation trench 2.
As shown in Figure 1, 2, in foundation trench 2 guide groove connected with connecting hole 20 is offered with 13 corresponding both sides of pushing slot
23, and it is square guide rail 24 to be provided with section along its length in guide groove 23.Cunning is slidably connected on guide rail 24
Moving part 25, sliding part 25 include the sliding block 26 being slidably connected with guide rail 24, and one end of sliding block 26 is fixedly connected with into connecting hole
20 control-rod 27, the other end of sliding block 26 are fixedly connected with down-pressed pole 28, are socketed with outside the guide rail 24 of the lower section of sliding block 26
Resetting spring 29.
As shown in Figure 1, 2, when upper cover 31 is installed to 2 top of foundation trench, insertion muscle 21 enter in connecting hole 20 with pushing
Bar 28 contacts and applies downward power to down-pressed pole 28.Sliding block 26 is subject to the driving slide downward of down-pressed pole 28 and drives pushing
Bar 28 glides.Down-pressed pole 28 can enter after gliding in pushing slot 13 applies pressure so as to make upper protections 9 with to reinforcing member 14
Guard member 4 fits closely.
As shown in Figure 1, 2, after upper protections 9 installs, drip is smeared at the connecting sewing between adjacent upper protections 9
Blue or green waterproof layer prevents moisture is entered in installation cavity 15 from causing to corrode to cable 17.After upper cover 31 is installed on foundation trench 2, upper
Applying mortar layer covers the connecting sewing between upper cover 31 and foundation trench 2 on 2 side wall of lid 31 and foundation trench, while in the upper table of upper cover 31
Also applying mortar layer covers the connecting sewing between adjacent upper cover 31 in face.And in upper cover 31 and the surface smear mortar of foundation trench 2
Water proofing asphalt layer is smeared again after layer, is prevented in the installation passage that the moisture intrusion upper cover 31 in the external world is cooperatively formed with foundation trench 2.
As shown in Figure 1, if desired maintenance cable 17, push aside foundation trench 2 with after the soil of the top of upper cover 31, in hole 22 is dismounted
Insertion dismounting muscle 30 easily can be sling corresponding upper cover 31 by loop wheel machine.After upper cover 31 is sling, sliding part 25 loses
The active force of insertion muscle 21 is removed, therefore sliding part 25 has sprung back no longer to apply reinforcing member 14 under the action of resetting spring 29 and made
Firmly, the effect that lower protections 4 is subject to eject spring 19 at this time can also upspring, so as to easily take corresponding upper protections 9
Under the cable 17 in installation cavity 15 is overhauled.
As shown in Figure 1, 2, because upper cover 31 and the connecting sewing on 2 surface of foundation trench are shielded, therefore make us being difficult to find upper cover
31 are spliced to form with foundation trench 2, and it is formed by integrally casting formation to take for upper cover 31 and foundation trench 2, so as to make us with to be difficult to
Pilferage behavior is implemented to cable 17 therein, so as to abandon larceny.
If stealer carries out excavation pilferage to upper cover 31 or foundation trench 2, after upper cover 31 or 2 side wall of foundation trench are excavated, because on
The reinforcing member 14 of guard member 9 is embedded in pushing slot 13, and reinforcing member 14 be subject to the effect of down-pressed pole 28 cause upper protections 9 with
Lower protections 4 is combined closely, therefore stealer is also difficult to pry open upper protections 9 and steals cable 17 in installation cavity 15.
If stealer destroys wherein one section of upper protections 9 and steals one section of cable 17, because remaining is located at installation cavity
Cable 17 in 15 is subject to the compacting of compact heap 16 and is difficult to extract out from installation cavity 15, therefore stealer is only capable of stealing one section
Cable 17, so that loss be preferably minimized.
A kind of construction method of theft-prevention structure easy to maintenance cable, its step are as follows:
S1:Prefabricated upper cover 31 reserves dismounting hole 22, and fixed insertion muscle 21 in upper cover 31;
S2:Excavate cable duct 1;
S3:Concrete placings form foundation trench 2 in cable duct 1, and concrete placings form connecting hole 20, pushing slot 13, are oriented in foundation trench 2
Groove 23, cable trough 3 and concave part 7, open up pop-up hole 18 in pushing slot 13;
S4:Guide rail 24, resetting spring 29 and sliding part 25 are installed in guide groove 23, the installation pop-up spring in hole 18 is ejected
19, and lower protections 4 is installed in cable trough 3 and concave part 7;
S5:Cable 17 is laid with lower protections 4, and upper protections 9 is installed in lower protections 4;
S6:Upper cover 31, is installed on foundation trench 2 by the insertion dismounting muscle 30 in hole 22 is dismounted by loop wheel machine;
S7:On the surface of foundation trench 2 and upper cover 31 successively applying mortar layer and water proofing asphalt layer;
S8:Cable duct 1 backfills.
Assigned direction in this specific embodiment is intended merely to facilitate between each component of statement position relationship and mutually
The relation of cooperation.The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, all designs in the present invention
Within design, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.