CN114476838A

CN114476838A - Line basket and receipts line system are received with receiving to production of BTTZ mineral insulation fireproof cable

Info

Publication number: CN114476838A
Application number: CN202210275104.8A
Authority: CN
Inventors: 张翅; 徐文皓; 李亚军
Original assignee: Chongqing Taishan Cable Co Ltd
Current assignee: Chongqing Taishan Cable Co Ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-05-13

Abstract

The invention relates to the technical field of devices for cable production, in particular to a wire collecting basket and a wire collecting system for BTTZ mineral insulation fireproof cable production. The invention discloses a wire collecting basket for production of a BTTZ mineral insulation fireproof cable, which comprises a base, wherein an outer wire basket is rotatably arranged on the base, a supporting wheel assembly is arranged between the outer wire basket and the base, and the inner wire basket with the same axial center line is arranged in the outer wire basket. The technical problem that the BTTZ mineral insulated fireproof cable is inconvenient to take up is solved.

Description

Line basket and receipts line system are received with receiving to production of BTTZ mineral insulation fireproof cable

Technical Field

The invention relates to the technical field of devices for cable production, in particular to a wire collecting basket and a wire collecting system for BTTZ mineral insulation fireproof cable production.

Background

The BTTZ mineral insulation fireproof cable is widely applied to dangerous, severe and high-temperature environments such as nuclear power stations, metallurgy, chemical industry, mines, kiln manufacturing and the like, and a fire-fighting system must use the mineral insulation cable in the building engineering fireproof design specification. Because the outer layer of the BTTZ mineral insulation fireproof cable is a copper pipe, compared with other cables with the same section, the BTTZ mineral insulation fireproof cable is high in hardness and difficult to take up, and the efficiency of taking up is low. Traditional cable is received line frock and is not applicable to BTTZ mineral insulation fireproof cable.

Therefore, the technical personnel in the field are dedicated to develop a wire collecting basket and a wire collecting system for producing the BTTZ mineral insulation fireproof cable, which are convenient for wire collecting.

Disclosure of Invention

In view of the defects in the prior art, the invention discloses a wire collecting basket and a wire collecting system for producing a BTTZ mineral insulation fireproof cable, and aims to solve the technical problems of facilitating wire collection and improving wire collecting efficiency.

In order to achieve the purpose, the invention provides a wire collecting basket for production of a BTTZ mineral insulation fireproof cable, which comprises a base, wherein an outer wire basket is rotatably arranged on the base, a supporting wheel assembly is arranged between the outer wire basket and the base, and the inner wire basket with the same axial center line is arranged in the outer wire basket.

Preferably, the middle part of the base is fixedly provided with a wire basket seat, a main shaft is rotatably arranged in the wire basket seat, and the upper end of the main shaft extending out of the wire basket seat is fixedly connected with the coaxial central lines of the outer wire basket and the inner wire basket. The outer wire basket and the inner wire basket can rotate relative to the base through the main shaft.

Preferably, the wire basket seat comprises a support column and an annular bottom plate fixed at the bottom of the support column; the supporting column is internally provided with a plurality of through stepped holes, a bearing seat is arranged in one stepped hole, a first bearing is connected in the bearing seat, a second bearing is arranged on the lower side of the first bearing, a third bearing is arranged on the upper side of the first bearing, the third bearing, the second bearing and the first bearing are all connected in the main shaft in an inscribed mode, and the second bearing and the third bearing are all connected with the stepped holes in an externally-connected mode; the bottom of second bearing is equipped with the locking round nut, be equipped with the position sleeve between first bearing and the third bearing, the top that the third bearing is close to the support column is equipped with the end cover at the top of support column.

The main shaft is the step shaft, through the cooperation of step shaft and shoulder hole, for first bearing, second bearing and third bearing provide location or spacing to through the support that sets up between three bearing and the main shaft, guarantee the outer wire basket and load after fireproof cable has born great weight, can also follow the steady rotation of main shaft.

Preferably, the upper end of the main shaft is provided with a fixing ring, the top of the main shaft is provided with a fixing screw hole, the middle part of the outer wire basket is provided with a mounting ring correspondingly connected with the fixing ring, and the middle part of the inner wire basket is provided with a threaded hole corresponding to the fixing screw hole.

Preferably, the middle part of the inner wire basket is provided with a through hole for the main shaft to pass through, a mounting seat is fixed in the through hole, and the bottom of the mounting seat is provided with the mounting ring.

The fixing ring and the mounting ring are provided with corresponding threaded holes, the fixing ring and the mounting ring are connected together by bolts during reinforcement, and the fixing screw holes and the threaded holes are fixed by screws, so that the inner wire basket and the outer wire basket are coaxial, and the inner wire basket and the outer wire basket are fixed.

Preferably, the supporting wheel assembly comprises a supporting seat, a wheel shaft is fixedly arranged at the top of the supporting seat, a guide wheel is rotatably arranged on the wheel shaft, and the wheel surface of the guide wheel is abutted to the bottom of the outer wire basket. The supporting seat comprises a bottom plate and two supporting plates vertically fixed on the bottom plate, and the wheel shaft is installed on the two supporting plates. The wheel surface of the guide wheel adopts a circular arc design to reduce the contact area with the outer basket, thereby reducing the resistance when the outer basket rotates. The guide wheel is used for supporting the outside basket and ensuring the smooth rotation of the outside basket.

Preferably, the base comprises a quadrilateral frame, the quadrilateral frame is provided with diagonal rods, the middle parts of the diagonal rods are connected with the wire basket seat, and the outer ends of the diagonal rods are fixedly provided with the supporting wheel assemblies. The base can adopt channel-section steel or angle steel welding to form, plays the effect of supporting and stable top external wire basket and interior wire basket.

Preferably, the outer ends of the bottom of the outer wire basket are a plurality of connecting rods extending upwards, and the tops of the connecting rods are connected through round rods; the top of connecting rod leans out, and the bottom of external wire basket and the contained angle theta between the connecting rod are 93 ~ 95. After the cable got into between external wire basket and the interior wire basket, because of cable dead weight and hardness itself are great, the connecting rod that the external wire basket was being pressed to the cable falls in the bottom, including the bottom of external wire basket and being equipped with contained angle theta of connecting rod, the external wire basket leans out promptly, along with the rotation of external wire basket, the cable is by the circle encircleing in the external wire basket along the connecting rod by supreme down, realizes the receipts line to the cable to when receiving the line in good order.

Preferably, the inner side of the bottom of the outer wire basket is provided with a shifting pin which is circumferentially arranged, the outer side of the bottom of the inner wire basket is provided with a pin hole which is in butt joint with the shifting pin, and the shifting pin and the pin hole further fix the inner coil on the outer coil.

The invention also provides a take-up system which comprises the take-up basket for producing the BTTZ mineral insulation fireproof cable and a tractor, wherein a wire passing frame is arranged between the tractor and the take-up basket. In the production process of the BTTZ mineral insulation fireproof cable, after the cable comes out of a tractor, the cable is sent into a basket along the tangential direction of an outer wire basket through traction force, the outer wire basket and an inner wire basket rotate to form a ring by means of the thrust of the tractor, and the cable is taken up.

The invention has the beneficial effects that:

through this design of receiving line basket, to the great BTTZ mineral insulated cable of hardness, after being drawn in the outer receipts line basket of income, the base is connected with the rotation of external wire basket, and the supporting wheel subassembly between external wire basket and the base, make the rotation between base and the external wire basket more steady and smooth and easy, the cable is coiled along with the rotation of receiving the line basket outward by automatic winding, the problem of the current BTTZ mineral insulated cable receipts line difficulty has been solved, and efficiency has improved rolling efficiency, reduce the time that the copper pipe exposes in the air, reduce the oxidation of copper pipe and discolour. In addition, the production speed of the BTTZ cable is about 1.8m/min, the production speed is very low, the cable can be wound by the winding basket without other power (such as a motor), and the winding basket is simple in structure, easy to maintain and low in cost.

Drawings

FIG. 1 is a schematic overall front view of an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the mounting structure of the wire basket base and the main shaft of the present invention;

FIG. 4 is a schematic structural view of the wire basket base of the present invention;

FIG. 5 is a schematic view of the construction of the spindle of the present invention;

FIG. 6 is a schematic structural view of the support wheel assembly of the present invention;

FIG. 7 is a schematic structural view of an endobasket of the present invention;

FIG. 8 is a schematic view of the construction of an outside basket of the present invention;

FIG. 9 is a schematic view of the construction of the base of the present invention;

fig. 10 is a schematic structural view of a take-up system of the present invention.

In the above drawings: 1. a base; 11. a quadrilateral frame; 12. a diagonal bar; 2. an outside basket; 21. a connecting rod; 22. a circular rod; 23. pulling a pin; 24. a mounting seat; 25. a mounting ring; 3. an inner wire basket; 31. a pin hole; 4. a support wheel assembly; 41. a supporting seat; 42. a wheel axle; 43. a guide wheel; 5. a wire basket seat; 51. a support pillar; 511. a first bearing; 512. a second bearing; 513. a third bearing; 514. a bearing seat; 515. a stop round nut; 516. a positioning sleeve; 517. an end cap; 52. an annular base plate; 6. a main shaft; 61. a fixing ring; 62. fixing screw holes; 7. a tractor; 8. a wire passing frame. 9. And a wire collection basket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in figure 1, the invention provides a wire collecting basket for production of a BTTZ mineral insulation fireproof cable, which comprises a base 1, wherein an outer wire basket 2 is rotatably arranged on the base 1, a supporting wheel assembly 4 is arranged between the outer wire basket 2 and the base 1, and an inner wire basket 3 with the same axial center line is arranged in the outer wire basket 2. As shown in fig. 2, a wire basket seat 5 is fixedly installed in the middle of the base 1, a spindle 6 is rotatably installed in the wire basket seat 5, and the upper end of the spindle 6 extending out of the wire basket seat 5 is fixedly connected with the coaxial central lines of the external wire basket 2 and the internal wire basket 3. The outer wire basket 2 and the inner wire basket 3 are rotatable relative to the pedestal 1 by the main shaft 6.

Through this design of receiving line basket 9, to the great BTTZ mineral insulated cable of hardness, after being drawn in outer receipts line basket 9, base 1 is connected with the rotation of external wire basket 2, and supporting wheel subassembly 4 between external wire basket 2 and the base 1, make rotation between base 1 and the external wire basket 2 more steady and smooth and easy, the cable is along with receiving the rotation of line basket 9 and being rolled up the lopping automatically, the problem of the line difficulty is received to current BTTZ mineral insulated cable has been solved, and efficiency has improved rolling efficiency, reduce the time that the copper pipe exposes in the air, reduce the oxidation of copper pipe and discolour.

As shown in fig. 3 to 5, the wire basket 5 and the main shaft 6 according to the present invention are respectively illustrated in an independent state after being mounted. As shown in fig. 4, the wire basket base 5 includes a supporting column 51 and an annular bottom plate 52 fixed to the bottom of the supporting column 51, the supporting column 51 and the annular bottom plate 52 can be separately processed or integrally formed, and the annular bottom plate 52 at the bottom can play a role of stable support. As shown in fig. 3, a plurality of through stepped holes are formed in the support column 51, a bearing seat 514 is installed in one stepped hole (the middle position is the middle position), a first bearing 511 is connected in the bearing seat 514 in an inscribed manner, a second bearing 512 is installed on the lower side of the first bearing 511, a third bearing 513 is arranged on the upper side of the first bearing 511, the third bearing 513, the second bearing 512 and the first bearing 511 are all connected in an inscribed manner with the main shaft 6, and the second bearing 512 and the third bearing 513 are all connected with the stepped holes in an circumscribed manner; the bottom of the second bearing 512 is provided with a stop round nut 515, a positioning sleeve 516 is arranged between the first bearing 511 and the third bearing 513, the third bearing 513 is close to the top of the support column 51, and the top of the support column 51 is provided with an end cover 517. Wherein, the first bearing 511 is a thrust bearing with the model number of 51317; the second bearing 512 is a deep groove ball bearing, model 6217, and the third bearing 513 is a deep groove ball bearing, model 6220. Through the combination of the bearing types, the requirements that the wire collecting basket can bear cables with longer size and heavier weight can be met.

As shown in fig. 5, the main shaft 6 is a stepped shaft, and through the cooperation of the stepped shaft and the stepped hole, positioning or limiting is provided for the first bearing 511, the second bearing 512 and the third bearing 513, and through the support between the three bearings and the main shaft 6, it is ensured that the outer wire basket 2 can also stably rotate along the main shaft 6 after the loaded fireproof cable bears a large weight.

In addition, the upper end of the main shaft 6 is provided with a fixing ring 61, the top of the main shaft 6 is provided with a fixing screw hole 62, the middle part of the outer wire basket 2 is provided with a mounting ring 25 correspondingly connected with the fixing ring 61, and the middle part of the inner wire basket 3 is provided with a screw hole corresponding to the fixing screw hole 62. Correspondingly, the middle part of the inner wire basket 3 is provided with a through hole for the main shaft 6 to pass through, a mounting seat 24 is fixed in the through hole, and the bottom of the mounting seat 24 is provided with a mounting ring 25. The fixing ring 61 and the mounting ring 25 are provided with corresponding threaded holes, the fixing ring and the mounting ring are connected together by bolts during reinforcement, and the fixing threaded holes 62 and the threaded holes are fixed by screws, so that the inner wire basket 3 and the outer wire basket 2 are coaxial, and the inner wire basket 3 and the outer wire basket 2 are fixed. As shown in fig. 7 and 8, the inner side of the bottom of the outer wire basket 2 is provided with a circumferentially arranged pulling pin 23, the outer side of the bottom of the inner wire basket 3 is provided with a pin hole 31 abutting against the pulling pin 23, and the pulling pin 23 and the pin hole 31 further fix the inner coil on the outer coil. The outer wire basket 2 is formed by welding steel pipes, channel steel and angle steel, and the inner wire basket 3 is formed by welding steel pipes.

As shown in fig. 6, the supporting wheel assembly 4 includes a supporting seat 41, a wheel axle 42 is fixedly disposed on the top of the supporting seat 41, a guide wheel 43 is rotatably disposed on the wheel axle 42, and a wheel surface of the guide wheel 43 abuts against the bottom of the outer wire basket 2. The support base 41 includes a bottom plate and two support plates vertically fixed on the bottom plate, and the two support plates are provided with wheel shafts 42. The wheel surface of the guide wheel 43 adopts a circular arc design to reduce the contact area with the outer wire basket 2, thereby reducing the resistance when the outer wire basket 2 rotates. The guide wheels 43 serve to support the outside wire basket 2 and ensure smooth rotation of the outside wire basket 2.

As shown in fig. 8, the outer ends of the bottom of the outer wire basket 2 are provided with a plurality of connecting rods 21 extending upwards, and the tops of the connecting rods 21 are connected through a circular rod 22; the top of connecting rod 21 leans out, and the contained angle theta between the bottom of outer wire basket 2 and the connecting rod 21 is 93 ~ 95, and in this embodiment, contained angle theta is 94. After the cable got into between outer wire basket 2 and the interior wire basket 3, because of the cable dead weight and hardness itself are great, the connecting rod 21 that the cable was pressing outer wire basket 2 falls in the bottom, including outer wire basket 2's bottom and connecting rod 21 be equipped with contained angle theta, outer wire basket 2 leans out promptly, along with outer wire basket 2's rotation, the cable is by encircling in outer wire basket 2 along connecting rod 21 by supreme round of circle down, realizes the receipts line to the cable, and neat orderly when receiving the line. And through the design that the diameter of the outer ring of the outer wire basket 2 is larger than the diameter of the bottom, the cable can be taken out conveniently.

As shown in fig. 9, the base 1 includes a quadrilateral frame 11, the quadrilateral frame 11 is provided with a diagonal rod 12, the middle of the diagonal rod 12 is connected with the wire basket base 5, and the outer end of the diagonal rod 12 is fixedly provided with the supporting wheel assembly 4. The base 1 can be formed by welding channel steel or angle steel, and plays a role in supporting and stabilizing the upper external wire basket 2 and the upper internal wire basket 3.

As shown in fig. 10, the invention further provides a take-up system, which comprises the take-up basket 9 for producing the BTTZ mineral insulated fireproof cable, and further comprises a tractor 7, wherein a wire passing frame 8 is arranged between the tractor 7 and the take-up basket. In the production process of the BTTZ mineral insulation fireproof cable, after the cable comes out from the tractor 7, the cable is sent into the basket along the tangential direction of the outer basket 2 through traction force, the outer basket 2 and the inner basket 3 rotate to form a ring by means of the thrust of the tractor 7, and the cable is taken up.

The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a BTTZ mineral insulation fireproof cable production is with receiving line basket which characterized in that: including base (1), it is equipped with outer wire basket (2) to rotate on base (1), be equipped with between outer wire basket (2) and base (1) supporting wheel subassembly (4), be equipped with interior wire basket (3) with axial central line in outer wire basket (2).

2. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 1, wherein: the wire basket seat (5) is fixedly installed in the middle of the base (1), the main shaft (6) is installed in the wire basket seat (5) in a rotating mode, the upper end, extending out of the wire basket seat (5), of the main shaft (6) is fixedly connected with the outer wire basket (2) and the inner wire basket (3) in the same axial direction.

3. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 2, wherein: the wire basket seat (5) comprises a supporting column (51) and an annular bottom plate (52) fixed at the bottom of the supporting column (51); the inner part of the supporting column (51) is provided with a plurality of through stepped holes, a bearing seat (514) is arranged in one stepped hole, a first bearing (511) is connected in the bearing seat (514), a second bearing (512) is arranged on the lower side of the first bearing (511), a third bearing (513) is arranged on the upper side of the first bearing (511), the third bearing (513), the second bearing (512) and the first bearing (511) are all internally connected with a main shaft (6), and the second bearing (512) and the third bearing (513) are all externally connected with the stepped holes; the bottom of the second bearing (512) is provided with a stop round nut (515), a positioning sleeve (516) is arranged between the first bearing (511) and the third bearing (513), the third bearing (513) is close to the top of the support column (51), and the top of the support column (51) is provided with an end cover (517).

4. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 2, wherein: the upper end of main shaft (6) is equipped with solid fixed ring (61), and the top of main shaft (6) is equipped with fixed screw (62), the middle part of external wire basket (2) be equipped with gu fixed ring (61) correspond collar (25) of connecting, the middle part of internal wire basket (3) be equipped with the screw hole that fixed screw (62) correspond.

5. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 4, wherein: the middle part of the inner wire basket (3) is provided with a through hole for the main shaft (6) to pass through, a mounting seat (24) is fixed in the through hole, and the bottom of the mounting seat (24) is provided with a mounting ring (25).

6. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 1, wherein: the supporting wheel assembly (4) comprises a supporting seat (41), a wheel shaft (42) is fixedly arranged at the top of the supporting seat (41), a guide wheel (43) is arranged on the wheel shaft (42) in a rotating mode, and the wheel surface of the guide wheel (43) is abutted to the bottom of the outer wire basket (2).

7. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 2, wherein: the wire basket is characterized in that the base (1) comprises a quadrilateral frame (11), a diagonal rod (12) is arranged on the quadrilateral frame (11), the middle of the diagonal rod (12) is connected with the wire basket seat (5), and the outer end of the diagonal rod (12) is fixedly provided with the supporting wheel assembly (4).

8. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 2, wherein: the outer ends of the bottom of the outer wire basket (2) are provided with a plurality of connecting rods (21) extending upwards, and the tops of the connecting rods (21) are connected through round rods (22); the top of connecting rod (21) outwards inclines, and the contained angle theta between the bottom of external wire basket (2) and connecting rod (21) is 93 ~ 95.

9. The wire take-up basket for producing the BTTZ mineral-insulated fireproof cable as claimed in claim 1, wherein: the inner side of the bottom of the outer wire basket (2) is provided with a shifting pin (23) which is circumferentially arranged, and the outer side of the bottom of the inner wire basket (3) is provided with a pin hole (31) which is butted with the shifting pin (23).

10. A take-up system comprising a take-up basket (9) for the production of BTTZ mineral insulated fireproof cables according to any one of claims 1 to 9, wherein: the wire drawing machine is characterized by further comprising a tractor (7), and a wire passing frame (8) is arranged between the tractor (7) and the wire collecting basket.