CN108418172A - A kind of direct-buried cable splice insulation waterproof treatment device and method - Google Patents
A kind of direct-buried cable splice insulation waterproof treatment device and method Download PDFInfo
- Publication number
- CN108418172A CN108418172A CN201810342546.3A CN201810342546A CN108418172A CN 108418172 A CN108418172 A CN 108418172A CN 201810342546 A CN201810342546 A CN 201810342546A CN 108418172 A CN108418172 A CN 108418172A
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- China
- Prior art keywords
- device frame
- pipe
- elastic overcoat
- drawing device
- line
- Prior art date
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- 238000009413 insulation Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000004078 waterproofing Methods 0.000 claims abstract description 7
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000008719 thickening Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000002045 lasting effect Effects 0.000 abstract description 2
- 229920001971 elastomer Polymers 0.000 description 27
- 239000000806 elastomer Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000007704 transition Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004901 spalling Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012913 prioritisation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
- H02G15/192—Cable junctions protected by sleeves, e.g. for communication cable with support means for ends of the sleeves
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The present invention proposes a kind of direct-buried cable splice insulation waterproof treatment device, including：Elastic overcoat pipe has supervisor portion and end pipe portion；To drawing device frame, it is made of 2 piece of half manifold clamp；Device frame strain clamp, including the X-shaped plate that drag-line and 2 middle parts are hinged press from both sides, and drag-line is hinged the connector that X-shaped plate presss from both sides one end；2 are set up on elastic overcoat pipe drawing device, by 4 Limit screws and 2 device frame strain clamp connections.It is proposed that a kind of direct-buried cable splice insulation method for waterproofing, step have again：1, so that cable connector is located in the middle part of elastic overcoat pipe, so that drag-line is loosened, hook bolt is clamped does not tighten；2, just clamping hook bolt is just twisted after stubborn stop nut to the nearly straight line of drag-line；3, water-swellable water-stop glue is injected；4, it screws after stop nut is in line to drag-line, screws clamping hook bolt and press elastic overcoat pipe；5, iron sheet is wrapped up.Good water-proof effect of the present invention, stable insulation are lasting, can effectively meet direct-buried cable insulating properties and water proofing property requirement.
Description
Technical field
The present invention relates to cable laying technical fields, specifically the insulative water-proof processing unit of direct-buried cable connector and insulation
Waterproof treatment device method.
Background technology
When direct-buried cable is laid with, due to the normal phase electrification of cable, the transition joint of 2 cables of connection usually requires to insulate
Water-proofing treatment, existing method are transition joint and its nearby use after connecting 2 buried cables by transition joint crimping
Epoxy resin is wrapped up, and the insulative water-proof effect of this processing mode is limited, needs to configure the transition joint of high quality, and need
Ensure that cable spreads the antecedent soil moisture buried, is not easy to seep water, causes cable edge reduced performance to occur to avoid because waterproof is untreated good
Breakdown, but this mode exists to the more demanding of laying environment and related accessory and is laid with of high cost, limited quality lack
Point, it is therefore necessary to improve.
Invention content
The purpose of the present invention is to propose to a kind of direct-buried cable splice insulation waterproof treatment devices, with simple in structure, easy
In manufacture, it is convenient for the characteristics of assembling；A kind of direct-buried cable splice insulation method for waterproofing using the device is proposed again, is had
The lasting feature of good water-proof effect, stable insulation can effectively meet the requirement of direct-buried cable insulation performance and water resistance,
It can ensure that direct-buried cable steady in a long-term, safety, the normal operation that is powered.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of direct-buried cable splice insulation waterproof treatment device comprising flexible outer tube, to drawing device frame, Limit screw and
Device frame strain clamp.
The elastic overcoat pipe is the round tube shape structure that center has through-hole, the middle part of elastic overcoat pipe have supervisor portion,
There is end pipe portion, the end pipe portion nearby to have positive stop lug boss close to supervisor portion at both ends.
Described to be oppositely arranged snapping by 2 piece of half manifold clamp to drawing device frame and constitute, the middle part of half manifold clamp has cross
To half pipe portion of arc of setting, the interior diameter of half pipe portion of arc is suitable with the overall diameter in end pipe portion of elastic overcoat pipe, arc half
Symmetrical disjunctor straight line is connected with 2 pieces of clamping plate portions on the end edge outer wall of pipe portion, and 1 piece of floor portion is vertically connected at the outer of half pipe portion of arc
On wall and 2 pieces of clamping plate portions, the near middle in clamping plate portion is perforated with clamping plate, and the end in floor portion nearby has screw rod perforation.
Described device frame strain clamp includes drag-line and 2 X-shaped plate folders, and the middle part of the X-shaped plate folder is hinged, X-shaped plate
One end of folder is 2 arc pawls and is connected with 2 end plates composition clamping heads, the other end is connector, on end plate there is connection to wear
The both ends in hole, drag-line are movably connected with 2 connecting plates and are hinged the connector of X-shaped plate folder by the end of connecting plate
Constituent apparatus frame strain clamp.
22 end pipe portions that elastic overcoat pipe is symmetrically respectively arranged in drawing device frame, to 2 pieces of semicanals of drawing device frame
For the half pipe portion make-up of arc of clamping plate in the end pipe portion of elastic overcoat pipe, 2 fill drawing device frame by 4 Limit screws and 2
It sets frame strain clamp to connect to drawing, the clamping head of device frame strain clamp is held on the clamping plate portion to 2 piece of half manifold clamp of drawing device frame
On, and pass through the connection perforation of clamping head to be fixedly connected with to the clamping plate perforation of drawing device frame by the way that hook bolt is clamped, limit spiral shell
Rod end, which passes through, perforates to the screw rod in the floor portion of drawing device frame, and the both ends of Limit screw have screw thread and are equipped with stop nut.
Prioritization scheme, have in the clamping plate portion in the frame of the invention to drawing device between 2 piece of half manifold clamp it is several uniformly point
Longitudinal bar shaped tooth of cloth there is cannelure, longitudinal bar shaped tooth of 1 piece of half manifold clamp to insert in another 1 between adjacent 2 longitudinal bar shaped teeth
In the cannelure of half manifold clamp of block, the pre-determined bit of 2 piece of half manifold clamp is realized.
The tube wall thickening of prioritization scheme, the supervisor portion of heretofore described elastic overcoat pipe keeps end pipe portion attached close to supervisor portion
It is close to form positive stop lug boss.
A kind of direct-buried cable splice insulation method for waterproofing uses above-mentioned direct-buried cable splice insulation water-proofing treatment to fill
It sets and insulative water-proof processing is carried out to direct-buried cable connector, specifically include following steps.
Step 1, by 2 cables after the end cleaning connected, wherein 1 cable is passed through into above-mentioned direct-buried cable connector
Then the through-hole of elastic overcoat pipe in insulative water-proof processing unit is connect the end of 2 cables by cable by the prior art
Head crimping connection, moves on elastic overcoat pipe to the cable connector crimped, cable connector is made to be located in elastic overcoat pipe later
Middle part；
The both ends of elastic overcoat pipe are placed with 2 to drawing device frame, and 2 are equipped with 4 between drawing device frame and are equipped with limit spiral shell
Female Limit screw and 2 device frame strain clamps, drag-line be in relaxation state in device frame strain clamp, and clamping hook bolt is not in
Complete tight condition makes to be placed in the end pipe portion of elastic overcoat pipe drawing device frame activity.
Step 2, after step 1 is completed, just the stop nut on stubborn Limit screw, 2 are strutted to drawing by stop nut
The spacing of device frame, until the drag-line of device frame strain clamp stretches, drag-line is drawn into as possible close to straight line but does not tense, then,
The clamping hook bolt of first screw device frame strain clamp, makes the end pipe to 2 light compression elasticity outer tubes of half pipe portion of arc of drawing device frame
Portion.
Step 3, water-swellable water-stop glue is injected into the elastic overcoat pipe of step 2, keeps the filling of water-swellable water-stop glue full
Gap between cable and elastic overcoat pipe.
Step 4, it after the completion of step 3, screws the stop nut on Limit screw and continues to strut 2 between drawing device frame
Away from until the drag-line stretching of device frame strain clamp is in line, then, the clamping hook bolt of screwing device frame strain clamp makes to drawing
Half pipe portion of arc of device frame presses the end pipe portion of elastic overcoat pipe.
Step 5, finally, iron sheet is superscribed in the outer wall of the supervisor portion of elastic overcoat pipe, the insulation for completing cable connector is anti-
Water process.
The present invention direct-buried cable splice insulation waterproof treatment device by elastic overcoat pipe sleeve on direct-buried cable, by 2
The transition joint of direct-buried cable coats, and elastic overcoat pipe has certain elastic deformation ability, and elastic deformability may be used
Stronger material such as rubber is made, and fills out to be filled between elastic overcoat pipe and cable after construction and is hardened by water-swellable water-stop glue
Rubber elastomer, 2 pieces to drawing device frame make elastic overcoat pipe positioning be placed on cable, it is ensured that between elastic overcoat pipe and cable
Fill gap with stable water-stop glue, simultaneously as on device frame strain clamp rotatable X-shaped plate folder and X-shaped plate folder and
Drag-line is rotatably connected so that device frame strain clamp has certain ductility, coordinates the limit of Limit screw upper limit nut
Effect, elastic overcoat pipe has the performance to axially external extension, after rubber elastomer water-swellable, elastic overcoat pipe with
Rubber elastomer expands outward, effectively prevents spalling, breakage caused by rubber elastomer expansion.
The present invention has substantive distinguishing features and significant progress following prominent.
1, in the present invention, the rubber for being filled with and being hardened by water-swellable water-stop glue is filled out between elastic overcoat pipe and cable
Elastomer, rubber elastomer meet meeting volume expansion after water, fill the gap of full cable and elastic overcoat pipe, play good close
Envelope, water-stagnating effect play the role of that gap of the underground water through cable and elastic overcoat pipe is prevented to penetrate into cable connector, have anti-
The characteristics of water effect is good, stable insulation, can effectively meet the requirement of direct-buried cable insulation performance and water resistance.
2, in the present invention, 2 of positioning elastic outer tube are real by stop nut and device frame strain clamp to drawing device frame
Show to the axially external ductility of elastic overcoat pipe so that elastic overcoat pipe can outward be expanded with rubber elastomer, effectively be kept away
The increased rubber elastomer spalling damage elastic overcoat pipe of volume is exempted from, has effectively ensured being used for a long time for elastic overcoat pipe, lead to
Crossing long-lived elastic overcoat pipe realizes permanent protection to cable connector, it is ensured that direct-buried cable is steady in a long-term, safety,
The normal operation that is powered.
Description of the drawings
Fig. 1 is the structural schematic diagram of the direct-buried cable splice insulation waterproof treatment device of the present invention.
Fig. 2 is the assembled state schematic diagram of the direct-buried cable splice insulation waterproof treatment device of the present invention.
Fig. 3 is the Construction State schematic diagram of the direct-buried cable splice insulation waterproof treatment device of the present invention.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment
With reference to figure 1 and Fig. 2, a kind of direct-buried cable splice insulation waterproof treatment device comprising flexible outer tube 1, right
Drawing device frame, Limit screw 3 and device frame strain clamp.
The elastic overcoat pipe 1 is the round tube shape structure for having through-hole 10 using center made of rubber material, and elasticity is outer
With supervisor portion 11, both ends with end pipe portion 12, the tube wall of the supervisor portion 11, which thickeies, keeps end pipe portion 12 close at the middle part of casing 1
Supervisor portion 11 nearby has positive stop lug boss 13.
Described to be oppositely arranged snapping by 2 piece of half manifold clamp 2 to drawing device frame and constitute, the middle part of half manifold clamp 2 has
Half pipe portion 21 of arc being laterally arranged, the overall diameter phase of the interior diameter and the end pipe portion 12 of elastic overcoat pipe 1 of half pipe portion 21 of arc
When symmetrical disjunctor straight line is connected with 2 pieces of 22,1 piece of clamping plate portion, 23 vertical connections of floor portion on the end edge outer wall of half pipe portion 21 of arc
In on the outer wall and 2 pieces of clamping plate portions 22 of half pipe portion 21 of arc, the near middle in clamping plate portion 22 has clamping plate perforation 221, floor portion
23 end nearby has screw rod perforation 231.
There are several equally distributed longitudinally oriented strips in clamping plate portion 22 in the frame to drawing device between 2 piece of half manifold clamp 2
Shape tooth 223, longitudinal bar shaped tooth 223 with 222,1 piece of half manifold clamp 2 of cannelure inserts between adjacent 2 longitudinal bar shaped teeth 223
In the cannelure 222 of another 1 piece of half manifold clamp 2, the pre-determined bit of 2 piece of half manifold clamp 2 is realized.
Described device frame strain clamp includes drag-line 4 and 2 X-shaped plate folders 5, and the middle part of the X-shaped plate folder 5 is hinged, X-shaped
One end of plate folder 5 is 2 arc pawls and is connected with that 2 end plates 51 constitute clamping head, the other ends are connector, is had on end plate 51
Connection perforation 52, the drag-line 4 is cut into using steel wire, and the both ends of drag-line 4 have been movably connected with 2 connecting plates 41 and have led to
The end for crossing connecting plate 41 is hinged the connector constituent apparatus frame strain clamp of X-shaped plate folder 5.
22 end pipe portions 12 that elastic overcoat pipe 1 is symmetrically respectively arranged in drawing device frame, to 2 piece half of drawing device frame
Half pipe portion 21 of arc of manifold clamp 2 passes through 4 Limit screws to 12,2, end pipe portion for being buckled in elastic overcoat pipe 1 to drawing device frame
3 and 2 device frame strain clamps are connected to drawing, and the clamping head of device frame strain clamp is held on 2 piece of half manifold clamp 2 to drawing device frame
Clamping plate portion 22 on, and pass through and hook bolt 9 is clamped passes through the connection perforation 52 of clamping head and perforate 221 to the clamping plate of drawing device frame
It is fixedly connected, 3 end of Limit screw passes through the screw rod perforation 231 to the floor portion 23 of drawing device frame, and the both ends of Limit screw 3 have
Screw thread is simultaneously equipped with stop nut 31.
Insulative water-proof is carried out to direct-buried cable connector using the direct-buried cable splice insulation waterproof treatment device of the present embodiment
The method of processing specifically includes following steps referring to figs. 1 to Fig. 3.
Step 1, by 2 cables 6 after the end cleaning connected, pass through the elasticity of the present embodiment outer on wherein 1 cable 6
Then the through-hole 10 of casing 1 presses the prior art, divests the insulating protective layer of 26 ends of cable, then pass through cable connector 61
The end of 2 cables 6 is crimped into connection, moves later on elastic overcoat pipe 1 to the cable connector 61 crimped, makes cable connector
61 are located at the middle part in elastic overcoat pipe 1.
The both ends of elastic overcoat pipe 1 are placed with 2 to drawing device frame, and 2 are equipped with 4 between drawing device frame and are equipped with limit
The Limit screw 3 and 2 device frame strain clamps of position nut 31, drag-line 4 is in relaxation state, clamping head spiral shell in device frame strain clamp
Bolt 9 is in and is not completely tightened state, makes to be placed in the end pipe portion 12 of elastic overcoat pipe 1 drawing device frame activity.
Step 2, after step 1 is completed, just the stop nut 31 on stubborn Limit screw 3,2 are strutted by stop nut 31
To the spacing of drawing device frame, until the drag-line 4 of device frame strain clamp stretches, drag-line 4 is drawn into as possible close to straight line but does not tense,
Then, the clamping hook bolt 9 of first screw device frame strain clamp makes 2 arcs, half pipe portion, the 21 light compression elasticity housing to drawing device frame
The end pipe portion 12 of pipe 1.
Step 3, water-swellable water-stop glue 7 is injected into the elastic overcoat pipe 1 of step 2, and water-swellable water-stop glue 7 is made to fill
Full gap between cable 6 and elastic overcoat pipe 1.
Step 4, it after the completion of step 3, screws the stop nut 31 on Limit screw 3 and continues to strut 2 to drawing device frame
Spacing, until the stretching of drag-line 4 of device frame strain clamp is in line, then, the clamping hook bolt 9 of screwing device frame strain clamp makes
Press the end pipe portion 12 of elastic overcoat pipe 1 to half pipe portion 21 of arc of drawing device frame；At this point, due to drag-line 4 be natural drawing at
Straight line, X-shaped plate folder 5 on device frame strain clamp not stress, X-shaped plate press from both sides after 5 stress can outside tension, to coordinate to drawing device
Frame is displaced outwardly.
Step 5, finally, iron sheet is superscribed in the outer wall of the supervisor portion 11 of elastic overcoat pipe 1（Do not show in figure）, complete cable
The insulative water-proof of connector 61 is handled, and iron sheet, which plays, avoids elastic overcoat pipe 1 from being in direct contact direct-burried environment, protection elastic overcoat pipe 1
Effect.
In the insulative water-proof processing method of the present embodiment, water-swellable water-stop glue 7 be a kind of one pack system, it is solvent-free, meet water
The unformed body of paste of polyurethanes of expansion, it is hardenable at restoration after being filled in the gap of cable 6 and elastic overcoat pipe 1
Good rubber elastomer, own vol expands after meeting water, and filling gap plays good sealing, water-stagnating effect, plays prevention
The effect in cable connector 61 is penetrated into gap of the underground water through cable 6 and elastic overcoat pipe 1.It wherein, can on device frame strain clamp
The X-shaped plate folder 5 and X-shaped plate folder 5 of rotation are rotatably connected with drag-line 4 so that device frame strain clamp has certain extension
Property, coordinate the position-limiting action of 3 upper limit nut 31 of Limit screw, realizes elastic overcoat pipe 1 and drawing device frame is positioned by 2
While being installed on cable 6, it is also equipped with the axial direction along elastic overcoat pipe 1, to axially external ductility.Rubber elastomer is swollen
During swollen, 1 elasticity capacity of elastic overcoat pipe is strong made of rubber material and ductility is good, is expanded outward with rubber elastomer,
Effectively prevent spalling, breakage caused by rubber elastomer expansion.
Claims (4)
1. a kind of direct-buried cable splice insulation waterproof treatment device, it is characterised in that include elastic overcoat pipe（1）, to drawing device
Frame, Limit screw（3）With device frame strain clamp；
The elastic overcoat pipe（1）There is through-hole for center（10）Round tube shape structure, elastic overcoat pipe（1）Middle part have master
Pipe portion（11）, both ends have end pipe portion（12）, the end pipe portion（12）Close to supervisor portion（11）Nearby there is positive stop lug boss（13）；
It is described to drawing device frame by 2 piece of half manifold clamp（2）It is oppositely arranged snapping composition, half manifold clamp（2）Middle part have
Half pipe portion of arc being laterally arranged（21）, half pipe portion of arc（21）Interior diameter and elastic overcoat pipe（1）End pipe portion（12）'s
Overall diameter is suitable, half pipe portion of arc（21）End edge outer wall on symmetrical disjunctor straight line be connected with 2 pieces of clamping plate portions（22）, 1 piece of floor
Portion（23）It is vertically connected at half pipe portion of arc（21）Outer wall and 2 pieces of clamping plate portions（22）On, clamping plate portion（22）Near middle tool
There is clamping plate perforation（221）, floor portion（23）End nearby have screw rod perforation（231）；
Described device frame strain clamp includes drag-line（4）It is pressed from both sides with 2 X-shaped plates（5）, the X-shaped plate folder（5）Middle part be hinged, X
Shape plate presss from both sides（5）One end be 2 arc pawls and to be connected with 2 end plates（51）Constitute clamping head, the other end is connector, end plate
（51）It is upper that there is connection perforation（52）, drag-line（4）Both ends be movably connected with 2 connecting plates（41）And pass through connecting plate
（41）End be hinged X-shaped plate folder（5）Connector constituent apparatus frame strain clamp；
2 are symmetrically respectively arranged in elastic overcoat pipe to drawing device frame（1）2 end pipe portions（12）, to 2 piece half of drawing device frame
Manifold clamp（2）Half pipe portion of arc（21）To being buckled in elastic overcoat pipe（1）End pipe portion（12）, 2 pass through 4 to drawing device frame
Limit screw（3）It is connected with 2 device frame strain clamps to drawing, the clamping head of device frame strain clamp is held on 2 to drawing device frame
Half manifold clamp of block（2）Clamping plate portion（22）On, and by the way that hook bolt is clamped（9）Connection across clamping head is perforated（52）With to draw
The clamping plate of device frame is perforated（221）It is fixedly connected, Limit screw（3）End is across the floor portion to drawing device frame（23）Screw rod wear
Hole（231）, Limit screw（3）Both ends have and screw thread and stop nut be installed（31）.
2. direct-buried cable splice insulation waterproof treatment device according to claim 1, it is characterised in that：It is described to drawing device
2 piece of half manifold clamp in frame（2）Between clamping plate portion（22）It is upper that there are several equally distributed longitudinal bar shaped teeth（223）, adjacent 2
Longitudinal bar shaped tooth（223）Between have cannelure（222）, 1 piece of half manifold clamp（2）Longitudinal bar shaped tooth（223）Insert in another 1 piece half
Manifold clamp（2）Cannelure（222）It is interior, realize 2 piece of half manifold clamp（2）Pre-determined bit.
3. direct-buried cable splice insulation waterproof treatment device according to claim 1 or 2, it is characterised in that：The elasticity
Outer tube（1）Supervisor portion（11）Tube wall thickening make end pipe portion（12）Close to supervisor portion（11）It is formed about positive stop lug boss
（13）.
4. a kind of direct-buried cable splice insulation method for waterproofing, it is characterised in that using straight described in claims 1 or 2 or 3
It buries cable connector insulative water-proof processing unit and insulative water-proof processing is carried out to direct-buried cable connector, specifically include following steps：
Step 1, by 2 cables（6）It, will wherein 1 cable after the end cleaning connected（6）Across claims 1 or 2 or 3
Elastic overcoat pipe in the direct-buried cable splice insulation waterproof treatment device（1）Through-hole（10）, then press the prior art
By 2 cables（6）End pass through cable connector（61）Crimping connection, moves elastic overcoat pipe later（1）To the electricity crimped
Cable joint（61）On, make cable connector（61）Positioned at elastic overcoat pipe（1）Interior middle part；
Elastic overcoat pipe（1）Both ends be placed with 2 to drawing device frame, 2 are equipped with 4 between drawing device frame and are equipped with limit
Nut（31）Limit screw（3）With 2 device frame strain clamps, drag-line in device frame strain clamp（4）In relaxation state, clamping
Hook bolt（9）In state is not completely tightened, make to be placed on elastic overcoat pipe to drawing device frame activity（1）End pipe portion（12）On；
Step 2, after step 1 is completed, Limit screw is just twisted（3）On stop nut（31）, pass through stop nut（31）Strut 2
A spacing to drawing device frame, until the drag-line of device frame strain clamp（4）It stretches, drag-line（4）It is drawn into as possible close to straight line still
It does not tense, then, the clamping hook bolt of first screw device frame strain clamp（9）, make 2 half pipe portions of arc to drawing device frame（21）Gently
Compression elasticity outer tube（1）End pipe portion（12）；
Step 3, to the elastic overcoat pipe of step 2（1）Interior injection water-swellable water-stop glue（7）, make water-swellable water-stop glue（7）It fills out
Full of cable（6）With elastic overcoat pipe（1）Between gap；
Step 4, after the completion of step 3, Limit screw is screwed（3）On stop nut（31）Continue to strut 2 to drawing device frame
Spacing, until the drag-line of device frame strain clamp（4）Stretching is in line, then, the clamping hook bolt of screwing device frame strain clamp
（9）, make half pipe portion of arc to drawing device frame（21）Press elastic overcoat pipe（1）End pipe portion（12）；
Step 5, finally, in elastic overcoat pipe（1）Supervisor portion（11）Outer wall superscribe iron sheet, complete cable connector（61）'s
Insulative water-proof processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810342546.3A CN108418172A (en) | 2018-04-17 | 2018-04-17 | A kind of direct-buried cable splice insulation waterproof treatment device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810342546.3A CN108418172A (en) | 2018-04-17 | 2018-04-17 | A kind of direct-buried cable splice insulation waterproof treatment device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108418172A true CN108418172A (en) | 2018-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810342546.3A Pending CN108418172A (en) | 2018-04-17 | 2018-04-17 | A kind of direct-buried cable splice insulation waterproof treatment device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690789A (en) * | 2021-08-24 | 2021-11-23 | 王洋洋 | Cable inspection and repair system |
| CN114709789A (en) * | 2022-03-24 | 2022-07-05 | 国网河南省电力公司漯河供电公司 | Insulating water repellent device of buried cable joint |
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| GB891782A (en) * | 1957-06-26 | 1962-03-21 | British Insulated Callenders | Improvements in or relating to electric calbe joints |
| CN101310424A (en) * | 2005-10-19 | 2008-11-19 | 普雷斯曼电缆及***能源有限公司 | Method and apparatus for binding a pair of cables |
| CN203086092U (en) * | 2012-06-12 | 2013-07-24 | 西安欧卡姆电气有限公司 | Embedding type waterproof cable joint |
| CN203722186U (en) * | 2014-01-27 | 2014-07-16 | 王文忠 | Device for encapsulating cable joint or opening |
| CN208257372U (en) * | 2018-04-17 | 2018-12-18 | 广东省建筑工程集团有限公司 | A kind of direct-buried cable splice insulation waterproof treatment device and structure |
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| CN113690789A (en) * | 2021-08-24 | 2021-11-23 | 王洋洋 | Cable inspection and repair system |
| CN113690789B (en) * | 2021-08-24 | 2022-10-04 | 国网黑龙江省电力有限公司鸡西供电公司 | Cable inspection and repair system |
| CN114709789A (en) * | 2022-03-24 | 2022-07-05 | 国网河南省电力公司漯河供电公司 | Insulating water repellent device of buried cable joint |
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