CN214796825U

CN214796825U - Non-nuclear grade control cable with 60-year service life

Info

Publication number: CN214796825U
Application number: CN202121063595.7U
Authority: CN
Inventors: 彭习松; 王友香; 陈玉东; 黄海琴; 夏喜明; 周晔; 宋敏; 曾业芬; 马林; 薛才福
Original assignee: Anhui Tiankang Group Co Ltd
Current assignee: Anhui Tiankang Group Co Ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-19
Anticipated expiration: 2031-05-18

Abstract

The utility model belongs to the technical field of the control cable, especially, non-nuclear level 60 years life control cable, which comprises a cable, all set up flutedly on the both sides inner wall of cable, and the inside installation cavity of having seted up, all rotate on two recesses and install pivot and two recesses all and seted up the connecting hole between the installation cavity, all the fixed cup joints in two pivots have the cam, equal movable mounting has the horizontal pole in two recesses, the equal fixed mounting of one end that two horizontal poles are close to each other has the protection frame, the equal fixed mounting of the other end has with the by extrusion piece of cam looks adaptation, be equipped with a plurality of cables between two protection frames, the lead screw guide pin bushing is installed to the installation cavity internal rotation. The utility model discloses simple structure, convenient to use, be convenient for protect, reduced the wearing and tearing of cable and the condition of the damage that wets the cable for the life of cable is higher.

Description

Non-nuclear grade control cable with 60-year service life

Technical Field

The utility model relates to a control cable technical field especially relates to an uncore level 60 years life control cable.

Background

The long-life high-performance cable is mainly used for fire-fighting systems, emergency systems, lighting systems, power transmission and distribution systems and the like of residential districts, commercial buildings, public places, traffic junction projects, and the like, and the application scenes of the cable are more. Generally, a long-life high-performance cable is structurally capable of prolonging the service life by increasing the thickness of an insulating layer, improving the insulating material of the insulating layer, improving a sheathing material and the like.

With the rapid development of society, various communications and power transmission needs more cables to provide support. The patent with the application number of CN201521045555.4 provides a long-life high-performance cable, wherein a plurality of insulating cable cores are twisted to form a cable core, and the cable core is tightly filled with non-hygroscopic flame-retardant filler; the cable core is wrapped with a low-voltage halogen-free tape to form an isolation layer; the outer sheath is tightly extruded outside the isolation layer; the structure of each cable core is as follows: the conductor is sequentially wrapped with an inner insulating layer and an outer insulating layer from inside to outside; the inner insulating layer and the outer insulating layer are formed by double-layer co-extrusion of corresponding insulating materials on the surface of the conductor; the conductor is formed by twisting a plurality of metal monofilaments; the barrier material is a non-hygroscopic wrapping material and has extensibility and flame retardancy.

However, the cable is easy to collide with the inner wall of the cable during the laying process, which may cause the cable to be worn and damaged by moisture, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an uncore grade 60-year service life control cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a non-nuclear grade control cable with 60-year service life comprises a cable, wherein grooves are respectively formed on the inner walls of two sides of the cable, an installation cavity is formed in the cable, rotating shafts are respectively rotatably arranged on the two grooves, connecting holes are respectively formed between the two grooves and the installation cavity, cams are fixedly sleeved on the two rotating shafts, cross rods are movably arranged in the two grooves, one ends of the two cross rods, which are close to each other, are respectively and fixedly provided with a protective frame, the other ends of the two cross rods are respectively and fixedly provided with an extruded block matched with the cams, a plurality of cables are arranged between the two protective frames, a lead screw guide sleeve is rotatably arranged in the installation cavity, a gear is fixedly sleeved on the lead screw guide sleeve, lead screws are respectively sleeved at the two ends of the lead screw guide sleeve in a threaded manner, elastic ropes are respectively sleeved on the two rotating shafts, one end of each elastic rope is fixed on the corresponding rotating shaft, and pulleys are respectively and fixedly arranged on the inner walls of the two connecting holes, the other ends of the two elastic ropes are respectively fixed on the corresponding lead screws through corresponding pulleys, threaded holes communicated with the mounting cavity are formed in the bottom of the cable, threaded rods are mounted in the threaded holes, racks meshed with the gears are rotatably mounted at the top ends of the threaded rods, and knobs located outside the cable are fixedly sleeved at the bottom ends of the threaded rods.

Preferably, the thread directions of the two screw rods are opposite.

Preferably, compression springs are sleeved on the two cross rods, one ends of the two compression springs are fixed on the corresponding cross rods, and the other ends of the two compression springs are fixed on the inner walls of the corresponding grooves.

Preferably, two chutes are formed in the inner wall of the bottom of the mounting cavity, sliders are mounted in the two chutes in a sliding mode, and the two sliders are fixedly connected with the corresponding screw rods respectively.

Preferably, the screw rod guide sleeve is sleeved with two torsion springs, one ends of the two torsion springs are fixed on the inner wall of the installation cavity, and the other ends of the two torsion springs are fixed on the screw rod guide sleeve.

Preferably, the knob is provided with anti-skid grains.

The utility model discloses in, an non-nuclear level 60 years life control cable, the rebound of threaded rod has been driven through rotating the knob, can drive the rebound of rack, the rack has driven the rotation of gear and lead screw guide pin bushing at the in-process of rebound, the lead screw guide pin bushing has driven the phase displacement of two screw thread directions for the lead screw of opposite setting, two lead screws are at the in-process that removes, two elasticity ropes have been spurted and have driven the rotation of pivot, can drive the rotation of two cams, two cams are at the pivoted in-process, corresponding by the extrusion piece has been extruded respectively, the phase displacement of two horizontal poles has been driven, can drive the phase displacement of two protection framves, can press from both sides tightly the cable, it too much contradicts with the inner wall of cable to have reduced the cable in laying process, and damp damage. The utility model discloses simple structure, convenient to use, be convenient for protect, reduced the wearing and tearing of cable and the condition of the damage that wets the cable for the life of cable is higher.

Drawings

Fig. 1 is a schematic structural diagram of an uncore-grade 60-year service life control cable provided by the present invention;

fig. 2 is a schematic structural diagram of a part a of an uncore-grade 60-year service life control cable provided by the present invention;

fig. 3 is a schematic structural diagram of a part B of an uncore-grade 60-year service life control cable according to the present invention.

In the figure: the device comprises a cable 1, a protective frame 2, a cable 3, a connecting hole 4, a screw rod 5, an elastic rope 6, a screw rod guide sleeve 7, a knob 8, a threaded rod 9, a rack 10, a gear 11, a torsion spring 12, a compression spring 13, a cross rod 14, an extruded block 15, a cam 16, a groove 17, a rotating shaft 18 and an installation cavity 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, an uncore-grade control cable with 60-year service life comprises a cable 1, grooves 17 are respectively formed on the inner walls of two sides of the cable 1, a mounting cavity 19 is formed inside the cable, rotating shafts 18 are respectively and rotatably mounted on the two grooves 17, connecting holes 4 are respectively formed between the two grooves 17 and the mounting cavity 19, cams 16 are respectively and fixedly sleeved on the two rotating shafts 18, cross rods 14 are respectively and movably mounted in the two grooves 17, a protective frame 2 is respectively and fixedly mounted at one end of each cross rod 14 close to each other, an extruded block 15 matched with the cam 16 is respectively and fixedly mounted at the other end of each cross rod, a plurality of cables 3 are arranged between the two protective frames 2, a screw rod guide sleeve 7 is rotatably mounted in the mounting cavity 19, a gear 11 is fixedly sleeved on the screw rod guide sleeve 7, a screw rod 5 is respectively and threadedly sleeved at two ends of the screw rod guide sleeve 7, elastic ropes 6 are respectively sleeved on the two rotating shafts 18, one end of each elastic rope 6 is fixed on the corresponding rotating shaft 18, equal fixed mounting has the pulley on the inner wall of two connecting holes 4, and the other end of two elastic ropes 6 is fixed on corresponding lead screw 5 through the pulley that corresponds respectively, and the screw hole that is linked together with installation cavity 19 is seted up to the bottom of cable 1, and threaded hole internal thread installs threaded rod 9, and the top of threaded rod 9 is rotated and is installed rack 10 with gear 11 engaged with, and the fixed cover in bottom has connect the knob 8 that is located cable 1 outside.

Example two

The utility model discloses in, the screw thread direction of two lead screws 5 is opposite setting, can make the moving direction of two lead screws 5 be opposite all the time through opposite setting.

The utility model discloses in, all cup jointed compression spring 13 on two horizontal poles 14, two compression spring 13's one end is fixed on the horizontal pole 14 that corresponds, and the other end is fixed on the inner wall of the recess 17 that corresponds, through compression spring 13 the horizontal pole 14's of being convenient for reset.

The utility model discloses in, seted up two spouts on the bottom inner wall of installation cavity 19, equal slidable mounting slider in two spouts, two sliders respectively with the 5 fixed connection of lead screw that correspond, through the spout and the slider be convenient for the removal of lead screw 5.

The utility model discloses in, cup jointed two torsional springs 12 on the lead screw guide pin bushing 7, the one end of two torsional springs 12 is fixed on the inner wall of installation cavity 19, and the other end is all fixed on lead screw guide pin bushing 7, through the restoration of the lead screw guide pin bushing 7 of being convenient for of torsional spring 12.

The utility model discloses in, be equipped with anti-skidding line on the knob 8, be convenient for rotate the knob through anti-skidding line.

The utility model discloses in, the rebound of threaded rod 9 has been driven through rotating knob 8, the rebound of rack 10 can be driven, rack 10 has driven the rotation of gear 11 and lead screw guide pin bushing 7 at the in-process of rebound, lead screw guide pin bushing 7 has driven the relative movement of lead screw 5 that two screw thread directions set up for opposite, two lead screw 5 are at the in-process that removes, two elastic rope 6 have been spurted and have driven the rotation of pivot 18, two cams 16's rotation can have been driven, two cams 16 are at the pivoted in-process, corresponding by extrusion piece 15 has been extruded respectively, the relative movement of two horizontal poles 14 has been driven, can drive two protection frame 2's relative movement, can press from both sides tightly cable 3, it carries out too much conflict with cable 1's inner wall to have reduced cable 3 at the laying process, and damp damage. The utility model discloses simple structure, convenient to use, be convenient for protect, reduced the wearing and tearing of cable and the condition of the damage that wets the cable for the life of cable is higher.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a non-nuclear level 60 years life control cable, includes cable (1), its characterized in that, all set up fluted (17) on the both sides inner wall of cable (1), and inside has seted up installation cavity (19), all rotate on two recess (17) and install pivot (18) and two recess (17) all with installation cavity (19) between seted up connecting hole (4), all fixed cover has connect cam (16) on two pivot (18), equal movable mounting has horizontal pole (14) in two recess (17), the equal fixed mounting of one end that two horizontal poles (14) are close to each other has protection frame (2), the equal fixed mounting of the other end has by extrusion piece (15) with cam (16) looks adaptation, be equipped with a plurality of cables (3) between two protection frame (2), lead screw guide pin bushing (7) is installed to installation cavity (19) internal rotation, the both ends that connect gear (11) and lead screw fixed cover (7) on lead screw guide pin bushing (7) have all screwed cup jointed(s) (lead screw), (lead screw) guide pin bushing 5) All cup jointed elasticity rope (6) on two pivot (18), the one end of two elasticity ropes (6) is fixed on pivot (18) that corresponds, and equal fixed mounting has the pulley on the inner wall of two connecting holes (4), and the other end of two elasticity ropes (6) is fixed on lead screw (5) that correspond through the pulley that corresponds respectively, the screw hole that is linked together with installation cavity (19) is seted up to the bottom of cable (1), and threaded hole internal thread installs threaded rod (9), and the top of threaded rod (9) is rotated and is installed rack (10) with gear (11) engaged with, and the fixed cup joint in bottom is located outer knob (8) of cable (1).

2. An uncore grade 60 year service life control cable according to claim 1, characterized in that the thread directions of the two lead screws (5) are oppositely arranged.

3. The non-nuclear grade 60-year-service-life control cable according to claim 1, wherein the two cross bars (14) are sleeved with compression springs (13), one ends of the two compression springs (13) are fixed on the corresponding cross bars (14), and the other ends of the two compression springs are fixed on the inner walls of the corresponding grooves (17).

4. The non-nuclear grade control cable with the service life of 60 years is characterized in that two sliding grooves are formed in the inner wall of the bottom of the installation cavity (19), sliding blocks are installed in the two sliding grooves in a sliding mode, and the two sliding blocks are fixedly connected with the corresponding screw rods (5) respectively.

5. The non-nuclear grade 60-year-service-life control cable according to claim 1, wherein the lead screw guide sleeve (7) is sleeved with two torsion springs (12), one ends of the two torsion springs (12) are fixed on the inner wall of the installation cavity (19), and the other ends of the two torsion springs are fixed on the lead screw guide sleeve (7).

6. The uncore-grade 60 year life control cable of claim 1, wherein said knob (8) is provided with anti-slip threads.