CN116111509A - Threading device for building electrical construction - Google Patents
Threading device for building electrical construction Download PDFInfo
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- CN116111509A CN116111509A CN202310375614.7A CN202310375614A CN116111509A CN 116111509 A CN116111509 A CN 116111509A CN 202310375614 A CN202310375614 A CN 202310375614A CN 116111509 A CN116111509 A CN 116111509A
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- rod
- abutting
- moving rod
- probe
- abutting part
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
- H02G1/083—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling using lines, e.g. needles, rods or tapes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
- H02G1/088—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling using pulling devices movable inside conduits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/36—Installations of cables or lines in walls, floors or ceilings
- H02G3/38—Installations of cables or lines in walls, floors or ceilings the cables or lines being installed in preestablished conduits or ducts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention relates to the technical field of building construction, in particular to a threading device for building electrical construction, which comprises a belt line, a probe main body and a crushing mechanism, wherein the rear end of the belt line is connected with an electric wire or a cable, the probe main body is positioned at the front end of the belt line and can guide the belt line to enter an embedded pipe and penetrate out, the crushing mechanism is positioned at the front end of the probe main body, the crushing mechanism can crush sundries blocking the advance of the probe main body, the probe main body can be enabled to be not blocked when the probe main body advances in the embedded pipe, and the threading device for building electrical construction can efficiently complete threading operation.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a threading device for building electrical construction.
Background
When the cable threading device is used for threading a cable, an electric or manual threading device is often used, a belt wire of the threading device is firstly threaded through the embedded wire tube, then a cable needing to be threaded is bent and hooked at the tail part of the threading device, then the threading device is pulled out from a terminal port, and the cable wire is taken into the tube. In the practical threading process, because the pre-buried spool is in construction environment, and the threading time is unknown, so often can appear in the pre-buried spool and accumulate the dust in the threading process, even there is the cement piece to fall into the condition of pre-buried spool and take place, debris in these pre-buried spool has caused very big inconvenience to the threading operation, consequently, need handle the threading device of debris in the pre-buried spool, for example chinese patent CN211525833U discloses a threading intraductal wall processing apparatus, including the guide tube, the one end of guide tube is connected with the telescopic assembly, the other end of guide tube is equipped with broken pole, be equipped with the baffle between broken pole and the guide tube, broken pole is connected with miniature vibrator through the baffle, miniature vibrator is fixed to be located on the internal surface of guide tube, be equipped with the water injection pipe in the guide tube, the one end of water injection pipe is connected with the shower nozzle through the baffle, the other end of water injection pipe is connected with the water pump, still coaxial cover is equipped with the scraper on the surface that is close to the baffle on the guide tube, the scraper is set into micro-horn form, still be equipped with the camera on the baffle, the camera is connected with the controller with miniature vibrator connection. When detecting that there is the clod to block up in the threading pipe through the camera in this scheme, carry out the breakage through miniature vibrator to the clod, then take earth out with the scraper, when meetting harder clod, cooperation water pump bath dilutes the clod and carries out the breakage through miniature vibrator.
However, the miniature oscillator of this scheme is small in size, and power is little so that can only handle soft obstacles such as earth and clay, when meetting too hard obstacles such as stone and stone, the broken dynamics of oscillator is insufficient to break the too hard obstacle, simultaneously, need to use the water pump to wash water when breaking soft obstacles such as harder clay and earth, influence threading work.
Disclosure of Invention
Accordingly, it is necessary to provide a threading device for building electrical construction, which solves the problem that the threading operation cannot be performed normally due to the existence of sundries in the embedded pipe.
The above purpose is achieved by the following technical scheme:
a building electrical construction threading device comprising:
the strip line can send the electric wire into the embedded pipe and pass the electric wire out of the embedded pipe;
the probe body is arranged at the front end of the belt wire and can guide the movement of the belt wire in the embedded pipe;
the crushing mechanism is arranged at the front end of the probe main body and can crush sundries in the embedded pipe, which block the probe main body from advancing;
the crushing mechanism comprises an abutting part and a hammering part;
the abutting part is arranged at the front end of the probe body, the abutting part can be abutted against sundries, a second elastic piece is arranged between the probe body and the abutting part, and the abutting part can move along the axial direction of the probe body;
the hammering part is arranged in the abutting part, the hammering part can move and rotate along the axial direction of the abutting part, a first elastic piece is arranged between the hammering part and the probe main body, and a connecting component is arranged between the hammering part and the abutting part;
when the probe body moves to a preset position relative to the front of the abutting part, the connecting component allows the hammering part and the abutting part to move relatively in the axial direction, and the first elastic piece is released, so that the hammering part stretches out of the abutting part.
Further, the connecting assembly comprises a fixing rod and a sliding groove, the fixing rod is fixedly arranged on the hammering part, the abutting part is provided with the sliding groove, the fixing rod is positioned in the sliding groove, and the sliding groove is provided with a first section extending along the circumferential direction of the abutting part and a second section extending along the axial direction of the abutting part;
when the fixed rod is in the first section of the sliding groove, the hammering part and the abutting part are relatively static, and when the fixed rod is in the second section of the sliding groove, the hammering part moves forwards along the axial direction of the abutting part under the action of the first elastic piece so as to extend out of the abutting part.
Further, the front end of the probe body is provided with a collar, the front end face of the collar is inclined along the circumferential direction of the collar, the collar can be abutted with the fixing rod when the probe body moves forwards relative to the abutting part, the collar can enable the fixing rod to move in the first section of the sliding groove, and when the fixing rod moves to the second section of the sliding groove, the fixing rod is separated from the abutting joint with the collar.
Further, the abutting part is an arc-shaped surface on the abutting surface of sundries.
Further, the device also comprises an adjusting mechanism, wherein the adjusting mechanism is arranged on the probe main body, the length of the probe main body can be adjusted by the adjusting mechanism, and the length of the probe main body is positively correlated with the diameter of the embedded pipe.
Further, the adjusting mechanism comprises a rotary drum, a partition plate, a first moving rod and a second moving rod; the rotary drum is rotatably arranged on the probe main body, the partition board is fixedly arranged in the probe main body, the probe main body is composed of a whole section of hard spring and has elasticity, and the partition board divides the probe main body into a front half part and a rear half part;
the first moving rod is arranged on the outer peripheral surface of the rotary drum, a pressure spring is arranged on the first moving rod, and the first moving rod can move along the radial direction of the rotary drum on the outer peripheral surface of the rotary drum;
the second moving rod is arranged at the front end of the rotary drum and can move along the axial direction of the rotary drum;
the inner end of the first moving rod is provided with an inclined plane, the other end of the first moving rod is abutted to the inner wall of the embedded pipe, one end of the second moving rod is in sliding contact with the inclined plane of the first moving rod, the other end of the second moving rod is abutted to the partition plate, and the first moving rod can drive the second moving rod to move forwards along the axial direction of the rotating cylinder when moving outwards along the radial direction of the rotating cylinder.
Further, a hollow rod and a solid rod extending along the circumferential direction of the rotary drum are arranged at one end of the first moving rod, which is close to the sliding groove, the hollow rod and the solid rod are elastic, the hollow rod and the solid rod are respectively fixed at two sides of the first moving rod, and the solid rods of every two adjacent first moving rods are inserted into the hollow rod so that all the first moving rods synchronously move.
Further, an abutting plate is arranged at one end, in contact with the embedded pipe, of the first moving rod, the width of the abutting plate gradually decreases from back to front, barbs are arranged on the abutting portion, and the barbs can prevent the probe body from moving reversely.
The beneficial effects of the invention are as follows:
the invention provides a threading device for building electrical construction, which comprises a belt wire, a probe main body and a crushing mechanism, wherein the belt wire is positioned at the rear end of the probe main body and can convey the probe main body into an embedded pipe, the crushing mechanism is positioned at the front end of the probe main body and can crush sundries blocking the probe main body from advancing, so that the probe main body can be ensured to be unobstructed when advancing in the embedded pipe, and the threading operation can be ensured to be smoothly carried out.
Can be according to the diameter of built-in pipe with the built-in pipe of adaptation different specifications through adjusting device, adjusting device is according to the length of the diameter adaptability adjustment probe main part of built-in pipe so that broken mechanism can hit debris accurately simultaneously, has ensured the crushing effect.
Drawings
FIG. 1 is a schematic view of a threading device for building electrical construction according to an embodiment of the present invention;
FIG. 2 is an elevation view of the building electrical construction threading device of FIG. 1 with the belt line removed;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an elevational view of the construction electrical construction threading device of FIG. 1 at another angle with the belt line removed;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a cross-sectional view taken along line C-C of FIG. 4;
FIG. 7 is a right side view of the building electrical construction threading device of FIG. 1 with the strip line removed;
FIG. 8 is a schematic view of the construction electrical construction threading device with the second movable rod removed from the adjustment mechanism;
FIG. 9 is a schematic view of the hammer and first resilient member of the construction electrical construction threading device;
fig. 10 is a schematic view of a mechanism of an abutting portion of a construction electrical construction threading device.
Wherein:
100. a crushing mechanism; 101. an abutting portion; 102. a hammering unit; 103. a limiting block; 104. a first elastic member; 105. a second elastic member; 106. a probe body; 107. a hard spring; 108. a fixed rod; 109. a chute; 110. a ring sleeve;
200. an adjusting mechanism; 201. a pressure spring; 202. a first moving lever; 203. a rotating drum; 204. an abutting plate; 205. a barb; 206. a second moving lever; 207. a telescopic rod; 208. a partition plate; 209. a hollow rod; 210. a solid rod;
300. a belt line;
400. and a connecting mechanism.
Detailed Description
The present invention will be further described in detail below with reference to examples, which are provided to illustrate the objects, technical solutions and advantages of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The numbering of components herein, such as "first," "second," etc., is used merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
A threading device for building electrical construction according to an embodiment of the present application will be described with reference to fig. 1 to 10.
The utility model provides a building electrical construction threading device, is applicable to the threading operation of electric wire, cable in the building embedded pipe, includes area line 300, probe main part 106 and broken mechanism 100, and area line 300 rear end is provided with coupling mechanism 400 (area line 300 is preceding for the direction of embedded pipe progress, and vice versa after), and coupling mechanism 400 connects electric wire or cable, and area line 300 can send electric wire or cable into the embedded pipe in and wear out the embedded pipe. The probe body 106 is arranged at the front end of the strip line 300, the probe body 106 guides the strip line 300 to move in the embedded pipe, the probe body 106 is integrally formed by a hard spring 107, the hard spring 107 has certain elasticity in the axial direction, the hard spring 107 has certain deformability and can be bent to adapt to the trend of the embedded pipe, and the probe body 106 guides the strip line 300 to move in the embedded pipe so as to lead wires or cables out of the embedded pipe, thereby completing threading operation. In the actual threading process, because the embedded pipe is in the construction environment, when the two ends of the embedded pipe are not sealed, dust is often accumulated in the embedded pipe, and in severe cases, large building materials such as cement blocks still exist in the embedded pipe, and in the threading process, the large building materials can block the probe main body 106 from moving in the embedded pipe, and at the moment, the breaking mechanism 100 is required to break the large building materials, so that the probe main body 106 can continue to move in the embedded pipe. The crushing mechanism 100 is located at the front end of the probe body 106, when the large building materials in the embedded pipe are met, the threading is blocked from being normally carried out, the crushing mechanism 100 can crush the large building materials, so that the probe body 106 can continuously advance in the embedded pipe, and the threading operation can be completed efficiently.
As shown in fig. 2 and 3, specifically, the crushing mechanism 100 includes an abutment portion 101 and a hammering portion 102, the abutment portion 101 is located at the front end of the probe body 106, the interior of the probe body 106 is hollow, the abutment portion 101 is slidably disposed in the probe body 106, a part of the abutment portion 101 extends out of the front end of the probe body 106, the outer peripheral surface of the abutment portion 101 is slidably contacted with the inner peripheral surface of the probe body 106, a stopper 103 is disposed at the rear end of the abutment portion 101 to prevent the abutment portion 101 from separating from the probe body 106, the axes of the abutment portion 101 and the probe body 106 are on the same straight line, a second elastic member 105 is disposed between the abutment portion 101 and the probe body 106, the front end of the abutment portion 101 abuts against sundries in the pre-buried pipe, and the belt wire 300 is continuously conveyed into the pre-buried pipe, so that the probe body 106 moves forward relative to the abutment portion 101 to compress the second elastic member 105.
The hammering part 102 is located inside the abutting part 101, the axis of the hammering part 102 and the axis of the abutting part 101 are on the same straight line, a first elastic piece 104 is arranged between the hammering part 102 and the probe main body 106, a connecting component is arranged between the hammering part 102 and the abutting part 101, when the probe main body 106 moves forwards relative to the abutting part 101, the connecting component enables the abutting part 101 and the hammering part 102 to be kept relatively static in the axial direction, the hammering part 102 compresses the first elastic piece 104, and when the probe main body 106 moves forwards relative to the abutting part 101 to a preset position, the connecting component allows the abutting part 101 and the hammering part 102 to move relatively in the axial direction, so that the hammering part 102 stretches out of the abutting part 101 to break sundries.
Specifically, the connecting assembly includes a fixing rod 108 and a chute 109, the fixing rod 108 is fixedly disposed on the hammering portion 102, the chute 109 is disposed on the abutting portion 101, as shown in fig. 9, the hammering portion 102 is generally bullet-shaped, specifically, the hammering portion 102 is of a three-section structure, the rear end is a cylinder, the diameter of the middle cylinder is smaller than that of the rear end cylinder, the front end is a cone, the diameter of the large end of the cone is the same as that of the middle cylinder, two fixing rods 108 are fixedly disposed on the rear end cylinder at positions close to the middle cylinder, the two fixing rods 108 are symmetrically distributed, the axes of the two fixing rods 108 are on the same straight line, specifically, a first elastic member 104 is sleeved on the cylinder at the rear end of the hammering portion 102, one end of the first elastic member 104 is fixedly disposed in the probe body 106, and the other end of the first elastic member 104 is connected with the two fixing rods 108 on the hammering portion 102.
As shown in fig. 10, a chute 109 is formed at a position on the abutting portion 101 corresponding to the fixing rod 108, the chute 109 has two sections, the first section extends along the circumferential direction of the abutting portion 101, the second section extends along the axial direction of the abutting portion 101, the two fixing rods 108 on the hammering portion 102 are respectively located in the chute 109, the two fixing rods 108 extend out of a part of the chute 109, a collar 110 is provided on the front end of the probe body 106, the front end surface of the collar 110 is inclined along the circumferential direction, when the abutting portion 101 contacts with sundries, during the continuous conveying of the belt wire 300 into the embedded pipe, the probe body 106 moves forward relative to the abutting portion 101 due to the abutting of the abutting portion 101 with the sundries, at this time, the two fixing rods 108 on the hammering portion 102 are located in the first section of the chute 109 due to the first section of the chute 109 extending along the circumferential direction of the abutting portion 101, the plane of the first section of the chute 109 is perpendicular to the moving direction of the probe body 106, so the probe body 106 moves forward relative to the abutment 101, the hammer part 102 and the abutment 101 are relatively stationary, i.e. the first elastic member 104 and the second elastic member 105 are compressed simultaneously, when the front end of the collar 110 at the front end of the probe body 106 contacts with the two fixing bars 108 on the hammer part 102, the fixing bars 108 slide in the first section of the chute 109 due to the inclined surface of the collar 110 in the circumferential direction, the hammer part 102 rotates relative to the abutment 101 at this time, the hammer part 102 and the abutment 101 are relatively stationary in the axial direction, when the fixing bars 108 slide to the second section of the chute 109, i.e. the probe body 106 moves forward relative to the abutment 101 to the preset position, the hammer part 102 and the abutment 101 are no longer relatively stationary in the axial direction, i.e. the fixing bars 108 slide in the second section of the chute 109, the first elastic member 104 is released, the hammering part 102 stretches out the abutting part 101 under the action of the first elastic piece 104 to break up sundries, after the hammering part 102 breaks up the sundries, the abutting part 101 resets under the action of the second elastic piece 105, after the abutting part 101 resets, the hammering part 102 resets under the action of the first elastic piece 104 to prepare for next sundry encountering and sundry breaking up, and therefore the construction electrical construction threading device is guaranteed to process all the sundries in the embedded pipe, and threading operation is smooth.
In a further embodiment, the surface of the abutting portion 101 abutting against the sundries is an arc surface, the arc surface can adapt to the bending condition of the embedded pipe, meanwhile, the probe body 106 is composed of the hard spring 107, when the abutting portion 101 at the front end of the probe body 106 contacts with the inner wall of the bent embedded pipe, the arc surface of the abutting portion 101 can enable the hard spring 107 forming the probe body 106 to bend, so that the probe body 106 can also perform threading operation in the bent embedded pipe through the bent embedded pipe, and the application range of the threading device for building electrical construction is enlarged.
In a further embodiment, the building electrical construction threading device further includes an adjusting mechanism 200, the adjusting mechanism 200 is located on the probe body 106, the adjusting mechanism 200 can adjust the length of the probe body 106, after the probe body 106 encounters the sundry blocking, the abutting portion 101 at the front end of the probe body 106 is blocked by the sundry and cannot move, and the diameter of the embedded pipe is far greater than that of the belt line 300, and the belt line 300 is continuously conveyed into the embedded pipe, so that the belt line 300 bends in the embedded pipe, one side of the bent belt line 300 abuts against the inner wall of the embedded pipe, the probe body 106 tilts in the embedded pipe, the abutting portion 101 at the front end of the probe body 106 deflects, the abutting portion 101 faces against the sundry, and as the belt line 300 is continuously conveyed into the embedded pipe, the probe body 106 moves forward relative to the abutting portion 101, so that the hammering portion 102 stores force to the center of the sundry to crush the sundry. The length of the probe body 106 is positively correlated with the diameter of the embedded pipe, and it should be noted that when the diameter of the embedded pipe is large, the length of the probe body 106 is long enough to enable the abutting portion 101 at the front end of the probe body 106 to abut against the center of the sundries when the probe body 106 is inclined, and when the length of the probe body 106 is insufficient, the abutting portion 101 at the front end of the probe body 106 cannot abut against the center of the sundries after being deflected, and the hammering portion 102 cannot hit the center of the sundries to completely crush the sundries, so that the movement of the probe body 106 in the embedded pipe is affected, so that the length of the probe body 106 needs to be adapted to the diameter of the embedded pipe, and when the diameter of the embedded pipe is small, the length of the probe body 106 needs to be short, so that the abutting portion 101 at the front end of the probe body 106 can abut against the center of the sundries, so that the hammering portion 102 can completely crush the sundries, and the probe body 106 can smoothly complete threading operation.
Specifically, as shown in fig. 3, the adjusting mechanism 200 includes a drum 203, a partition 208, a first moving rod 202 and a second moving rod 206, where the drum 203 is rotatably disposed on the probe body 106, the axis of the drum 203 and the axis of the probe body 106 are on the same straight line, the drum 203 can rotate around its own axis, the partition 208 is fixedly disposed in the probe body 106, the partition 208 separates the probe body 106 into front and rear parts, a telescopic rod 207 is disposed between the drum 203 and the partition 208, two ends of the telescopic rod 207 are respectively connected with the drum 203 and the partition 208, and a plurality of sliding grooves are radially formed on the outer peripheral surface of the drum 203 and extend radially along the drum 203, specifically, the sliding grooves are four in this embodiment.
It will be appreciated that the number of sliding grooves may be six, eight, etc.
As shown in fig. 5 and 6, the first moving rod 202 is assembled in the sliding groove in a guiding manner, the first moving rod 202 can move in the sliding groove along the radial direction of the rotary drum 203, a pressure spring 201 is arranged between one end of the first moving rod 202 in the sliding groove and the bottom of the sliding groove, specifically, one end of the first moving rod 202 is arranged in the sliding groove, the other end of the first moving rod 202 is abutted against the inner wall of the embedded pipe, it is noted that when the diameter of the embedded pipe is smaller, the first moving rod 202 moves inwards in the sliding groove along the radial direction of the rotary drum 203 to adapt to the diameter of the embedded pipe, and when the diameter of the embedded pipe is larger, the first moving rod 202 moves outwards in the radial direction of the rotary drum 203 in the sliding groove under the action of the pressure spring 201 to adapt to the diameter of the embedded pipe.
The front end face of the rotary drum 203 is uniformly provided with a plurality of through holes along the circumferential direction, the through holes extend along the axial direction of the rotary drum 203, the number of the through holes is consistent with that of the sliding grooves, each through hole is communicated with the sliding groove, the second moving rod 206 is arranged in the through hole in a guiding way, one end of the second moving rod 206 penetrates through the through holes to enter the sliding groove to be in contact with the first moving rod 202, a plane in contact with the second moving rod 206 on the first moving rod 202 is an inclined plane, one end of the second moving rod 206 penetrates through the through holes to be in sliding contact with the first moving rod 202, the inclined plane of the first moving rod 202 is in sliding contact with the inclined plane of the second moving rod 206, specifically, one end of the second moving rod 206 is in sliding contact with the first moving rod 202, the other end of the second moving rod 206 is in contact with the partition 208 in the probe body 106, an annular groove is formed in the partition 208, the second moving rod 206 can be driven to slide in the annular groove when the rotary drum 203 rotates, under the action of the pressure spring 201, the first moving rod 202 moves in the radial direction of the sliding groove 203 outwards, the inclined plane of the first moving rod 202 is in the radial direction of the sliding groove 203, the inclined plane of the first moving rod 202 is in sliding groove, the inclined plane of the second moving rod 206 is in contact with the second moving rod 206 is in the axial direction of the second moving rod 206, and the first moving rod 206 is in the axial direction of the second moving rod 206 is in the axial direction of the moving rod 107, and the axial direction of the moving rod is in contact with the moving rod is.
When the diameter of the embedded pipe is smaller, the first moving rod 202 moves inwards along the radial direction of the rotary drum 203, the second moving rod 206 moves backwards along the axial direction of the rotary drum 203 under the action of the hard spring 107, so that the length of the rear half part of the probe main body 106 is shortened, the whole probe main body 106 is shortened, when the diameter of the embedded pipe is smaller, and the probe main body 106 deflects, the abutting part 101 can face the center of sundries, the hammering part 102 can effectively crush the sundries, and the crushing efficiency of the crushing mechanism 100 is improved.
Specifically, as shown in fig. 6 and fig. 7, one end of the first moving rod 202 near the sliding groove is provided with a hollow rod 209 and a solid rod 210 extending along the circumferential direction of the rotary drum 203, the hollow rod 209 and the solid rod 210 have elasticity, the hollow rod 209 and the solid rod 210 are respectively fixed at two sides of the first moving rod 202, the solid rod 210 of one first moving rod 202 in every two adjacent first moving rods 202 is inserted into the hollow rod 209 of the other first moving rod 202, when one first moving rod 202 on the rotary drum 203 moves along the radial direction of the rotary drum 203, the other first moving rods 202 can synchronously move, so that the probe body 106 is located on the axis of the embedded pipe in the embedded pipe, and when the plurality of first moving rods 202 synchronously move, the plurality of second moving rods 206 can synchronously move, so that the probe body 106 can be uniformly stretched or shortened under the condition that the plurality of second moving rods 206 synchronously move.
In a further embodiment, as shown in fig. 8, an abutting plate 204 is disposed at an end of the first moving rod 202 contacting the embedded pipe, the abutting plate 204 has elasticity, the abutting plate 204 is an arc-shaped plate, the concave surface of the abutting plate 204 is fixedly connected with the first moving rod 202, and the width of the abutting plate 204 gradually decreases from back to front, that is, the abutting plate 204 is triangular. When the abutting plate 204 moves in the embedded pipe and encounters small sundries, the abutting plate 204 is triangular, the rotating drum 203 rotates around the axis of the rotating drum 203 in the process that the sundries pass through one side of the abutting plate 204 to enable the probe body 106 to advance, when the rotating drum 203 rotates, the probe body 106 does not rotate along with the rotating drum 203, because the second moving rod 206 slides in the annular groove of the partition plate 208, the rotating drum 203 does not drive the probe body 106 to rotate when rotating, and the rotating drum 203 rotates under the action of the abutting plate 204 so as to avoid the small sundries.
Specifically, as shown in fig. 2 and 8, the abutting plate 204 is provided with the barb 205, the barb 205 has elasticity, when the probe main body 106 advances, the barb 205 is in sliding contact with the inner wall of the embedded pipe, so that the probe main body 106 is not affected, when the embedded pipe has massive sundries to block the advance of the probe main body 106, the abutting part 101 at the front end of the probe main body 106 abuts against the sundries, the belt line 300 is continuously input, the force accumulated by the hammering part 102 further breaks the sundries, in the breaking process, the probe main body 106 is subjected to a reaction force, the probe main body 106 moves reversely, the barb 205 blocks the probe main body 106 to move reversely, the hammering part 102 can break the sundries completely, the occurrence of the condition that the probe main body 106 moves reversely and cannot break the sundries completely is prevented, the complete breaking of the sundries is ensured, and the efficiency of the threading operation is improved.
The specific working procedure of the present application is described below in connection with the above embodiments:
the connection mechanism 400 at the rear end of the belt wire 300 is connected with an electric wire or a cable, the probe body 106 guides the belt wire 300 into the embedded pipe, the abutting plate 204 on the first moving rod 202 of the adjusting mechanism 200 abuts against the inner wall of the embedded pipe so as to adapt to the diameter of the embedded pipe, meanwhile, the second moving rod 206 moves synchronously with the first moving rod 202 so as to adjust the length of the probe body 106, and the probe body 106 advances in the embedded pipe under the conveying of the belt wire 300 along with the continuous input of the belt wire 300 into the embedded pipe.
When small sundries are encountered in the embedded pipe, the small sundries are not in contact with the abutting part 101 at the front end of the probe body 106, but pass through the gap between the probe body 106 and the inside of the embedded pipe, and when the small sundries block the abutting plate 204 to advance, the abutting plate 204 can enable the rotary drum 203 to rotate around the axis of the rotary drum to bypass the small sundries, and the probe body 106 can continue to advance.
When large sundries are encountered in the embedded pipe, the large sundries block the probe body 106 to advance, the abutting part 101 at the front end of the probe body 106 abuts against the large sundries, under the continuous input of the strip line 300, the abutting part 101 starts to deflect, the abutting part 101 is right opposite to the center of the sundries due to the fact that the length of the probe body 106 is matched with the diameter of the embedded pipe, the probe body 106 moves forward relative to the abutting part 101 due to the obstruction of the sundries, the first elastic piece 104 and the second elastic piece 105 are compressed, under the action of release of the first elastic piece 104, the abutting part 101 is broken by the protrusion of the hammering part 102, in the process, the abutting part 205 of the abutting plate 204 of the first moving rod 202 prevents the probe body 106 from moving reversely under the action of the reaction force, after the sundries are broken, the second elastic piece 105 is released, the abutting part 101 is reset under the action of the second elastic piece 105, under the continuous conveying of the strip line 300, the probe body 106 is restored to the position of the axis of the embedded pipe, the probe body 106 is in the embedded pipe, the threading operation is smoothly carried out, the wire 300 is pulled out from the embedded pipe, and the cable is threaded out from the embedded pipe, and the wire 300 is threaded, so that the threading operation is finished.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (8)
1. A building electrical construction threading device, comprising:
the strip line can send the electric wire into the embedded pipe and pass the electric wire out of the embedded pipe;
the probe body is arranged at the front end of the belt wire and can guide the movement of the belt wire in the embedded pipe;
the crushing mechanism is arranged at the front end of the probe main body and can crush sundries in the embedded pipe, which block the probe main body from advancing;
the crushing mechanism comprises an abutting part and a hammering part;
the abutting part is arranged at the front end of the probe body, the abutting part can be abutted against sundries, a second elastic piece is arranged between the probe body and the abutting part, and the abutting part can move along the axial direction of the probe body;
the hammering part is arranged in the abutting part, the hammering part can move and rotate along the axial direction of the abutting part, a first elastic piece is arranged between the hammering part and the probe main body, and a connecting component is arranged between the hammering part and the abutting part;
when the probe body moves to a preset position relative to the front of the abutting part, the connecting component allows the hammering part and the abutting part to move relatively in the axial direction, and the first elastic piece is released, so that the hammering part stretches out of the abutting part.
2. The building electrical construction threading device of claim 1, wherein the connecting assembly comprises a fixed rod and a sliding groove, the fixed rod is fixedly arranged on the hammering part, the abutting part is provided with the sliding groove, the fixed rod is positioned in the sliding groove, and the sliding groove is provided with a first section extending along the circumferential direction of the abutting part and a second section extending along the axial direction of the abutting part;
when the fixed rod is in the first section of the sliding groove, the hammering part and the abutting part are relatively static, and when the fixed rod is in the second section of the sliding groove, the hammering part moves forwards along the axial direction of the abutting part under the action of the first elastic piece so as to extend out of the abutting part.
3. The construction electrical construction threading device according to claim 2, wherein the probe body front end is provided with a collar, a front end face of the collar being inclined in a circumferential direction of the collar, the collar being capable of abutting against a fixing rod when the probe body moves forward relative to the abutting portion, the collar being capable of moving the fixing rod in the first section of the chute, the fixing rod being out of abutment with the collar when the fixing rod moves to the second section of the sliding chute.
4. The threading device for building electrical construction according to claim 1, wherein a surface of the abutting portion abutting against the sundries is an arc surface.
5. The building electrical construction threading device of claim 1, further comprising an adjustment mechanism disposed on the probe body, the adjustment mechanism capable of adjusting a length of the probe body, the length of the probe body being positively correlated with a diameter of the pre-buried pipe.
6. The building electrical construction threading device of claim 5 wherein the adjustment mechanism comprises a drum, a partition, a first travel bar, and a second travel bar; the rotary drum is rotatably arranged on the probe main body, the partition board is fixedly arranged in the probe main body, the probe main body is composed of a whole section of hard spring and has elasticity, and the partition board divides the probe main body into a front half part and a rear half part;
the first moving rod is arranged on the outer peripheral surface of the rotary drum, a pressure spring is arranged on the first moving rod, and the first moving rod can move along the radial direction of the rotary drum on the outer peripheral surface of the rotary drum;
the second moving rod is arranged at the front end of the rotary drum and can move along the axial direction of the rotary drum;
the inner end of the first moving rod is provided with an inclined plane, the other end of the first moving rod is abutted to the inner wall of the embedded pipe, one end of the second moving rod is in sliding contact with the inclined plane of the first moving rod, the other end of the second moving rod is abutted to the partition plate, and the first moving rod can drive the second moving rod to move forwards along the axial direction of the rotating cylinder when moving outwards along the radial direction of the rotating cylinder.
7. The construction electrical construction threading device according to claim 6, wherein a hollow rod and a solid rod extending in a circumferential direction of the drum are provided at one end of the first moving rod adjacent to the sliding groove, the hollow rod and the solid rod having elasticity, the hollow rod and the solid rod being respectively fixed to both sides of the first moving rod, and the solid rod of each adjacent two first moving rods being inserted into the hollow rod so that all the first moving rods are moved synchronously.
8. The building electrical construction threading device according to claim 7, wherein an abutting plate is arranged on one end of the first moving rod, which contacts the embedded pipe, the width of the abutting plate gradually decreases from back to front, a barb is arranged on the abutting portion, and the barb can prevent the probe body from moving reversely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310375614.7A CN116111509B (en) | 2023-04-11 | 2023-04-11 | Threading device for building electrical construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310375614.7A CN116111509B (en) | 2023-04-11 | 2023-04-11 | Threading device for building electrical construction |
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| CN116111509B CN116111509B (en) | 2023-06-27 |
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|---|---|
| CN116111509B (en) | 2023-06-27 |
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