Fixing frame device for cold contraction type cable terminal

Abstract

The invention relates to the technical field of power equipment, and discloses a fixing frame device for a cold shrinkage type cable terminal, which solves the problem that the existing cold shrinkage insulation pipes are separated from one another and are inconvenient to fold and store in use, and comprises a cable, and the cable is fixedly connected with three cold shrinkage insulation pipes at equal angles. A cold shrinkage terminal is arranged on the upper portion of the cold shrinkage insulation tube, a plurality of umbrella skirts are arranged on the cold shrinkage insulation tube and located above the cold shrinkage terminal, a connector terminal is fixedly connected to the upper portion of the cold shrinkage insulation tube, a fixing mechanism is arranged between the cable and the cold shrinkage insulation tube, and an adjusting mechanism is arranged on the fixing mechanism. The fixing mechanism comprises a mounting cylinder located above the cable, a first screw rod is fixedly connected between the mounting cylinder and the cable, the outer side of the mounting cylinder is fixedly sleeved with a mounting disc, and three guide grooves are formed in the mounting disc at equal angles; according to the invention, the lantern ring and the L-shaped block can be fixed, so that the three cold shrinkage insulation pipes can be conveniently folded and stored.

Description

Technical Field

[0001] The invention belongs to the technical field of electric power equipment, and in particular relates to a cold shrinkable cable terminal fixing frame device. Background Art

[0002] The cold shrink cable terminal head is formed by injection vulcanization of elastomeric materials in the factory, and then expanded and lined with plastic spiral supports to form components of various cable accessories. The most common cable terminal is a three-wire terminal head, that is, one end of the terminal is divided into three groups of cold shrink insulation tubes, each cold shrink insulation tube has an uneven umbrella skirt, and the three groups of cold shrink insulation tubes are separated from each other. However, due to their structural characteristics, they will take up a large space and are inconvenient to be folded and stored during use, which leads to inconvenience in use. Summary of the invention

[0003] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a cold shrink cable terminal fixing frame device, which effectively solves the problem that the current cold shrink insulation tubes are separated from each other, making them inconvenient to fold and store during use.

[0004] To achieve the above object, the present invention provides the following technical solutions: a device for a cold shrink cable terminal fixing frame, comprising a cable, three cold shrink insulation tubes are fixedly connected to the cable at equal angles, a cold shrink terminal head is arranged on the upper part of the cold shrink insulation tube, a plurality of sheds are arranged on the cold shrink insulation tube and above the cold shrink terminal head, a joint terminal is fixedly connected to the upper part of the cold shrink insulation tube, a fixing mechanism is arranged between the cable and the cold shrink insulation tube, and an adjustment mechanism is arranged on the fixing mechanism; The fixing mechanism includes a mounting cylinder located above the cable, a screw rod is fixedly connected between the mounting cylinder and the cable, a mounting plate is fixedly sleeved on the outer side of the mounting cylinder, three guide grooves are provided at equal angles on the mounting plate, a guide column is fixedly installed inside the guide groove, a guide block is movably sleeved on the outer side of the guide column, an L-shaped block is fixedly connected to the top of the guide block, an abutment roller is rotatably connected between the L-shaped block and the guide block, a positioning column is fixedly connected to the inner top wall of the L-shaped block, a ring is movably sleeved on the outer side of the cold shrink insulating tube, a support shaft is rotatably connected to the top of the ring, a rotating rod is fixedly sleeved on the outer side of the support shaft, the rotating rod abuts against the inner top wall and the abutment roller of the L-shaped block, and the rotating rod is sleeved on the outer side of the positioning column.

[0005] Preferably, a lifting ring is movably sleeved on the outer side of the mounting plate, the lifting ring is located below the mounting plate, three side rods are fixedly connected at equal angles on the outer side of the lifting ring, one end of the side rod away from the lifting ring is fixedly connected to a side block, a slide is movably sleeved on the outer side of the side rod, a connecting column is fixedly connected to the top of the slide, a top block located at the bottom of the rotating rod is fixedly connected to the top of the connecting column, the connecting column passes through the guide block and is movably connected to the guide block, and the top block is sleeved on the outer side of the positioning column.

[0006] Preferably, two sliding blocks are symmetrically fixedly connected to the inner side of the lifting ring, and two sliding grooves are symmetrically provided on the outer side of the mounting cylinder, and the two sliding blocks are slidably connected to the two sliding grooves respectively.

[0007] Preferably, the outer side of the screw rod is threadedly sleeved with a screw sleeve, a turntable is fixedly installed on the outer side of the screw sleeve, a plurality of columns are evenly fixedly connected to the top of the screw sleeve, and a ball located at the bottom of the lifting ring is installed on the top of each column.

[0008] Preferably, the adjustment mechanism includes a handwheel located inside the mounting cylinder, the bottom of the handwheel is fixedly connected to a driving shaft, a locking assembly is provided on the outside of the driving shaft, the bottom end of the driving shaft is fixedly connected to a screw rod 2, the bottom end of the screw rod 2 is rotatably connected to the inner bottom wall of the mounting cylinder, the outer side of the screw rod 2 is threadedly sleeved with a screw barrel, three limit blocks are fixedly connected at equal angles on the outside of the screw barrel, the outer side of the limit block is rotatably connected to a movable rod, and the bottom end of the movable rod is rotatably connected to the top of the L-shaped block.

[0009] Preferably, a plurality of limiting grooves are provided at equal angles on the outer side of the installation tube, and each limiting block is slidably connected to each limiting groove.

[0010] Preferably, the locking assembly includes a locking gear located inside the mounting cylinder, and an external gear is fixedly mounted on the outer side of the driving shaft, and the external gear is meshingly connected with the locking gear.

[0011] Preferably, an inner disk located above the locking gear is fixedly installed inside the mounting cylinder, the driving shaft passes through the inner disk and is rotatably connected to the inner disk, a base is fixedly connected to the bottom of the inner disk, two inner rods are symmetrically fixedly connected between the base and the mounting cylinder, the locking gear is movably sleeved on the outer sides of the two inner rods, and two springs are symmetrically fixedly connected between the locking gear and the base, and the two springs are respectively sleeved on the outer sides of the two inner rods.

[0012] Preferably, a U-shaped round rod is fixedly connected to the side of the locking gear away from the base, a sleeve plate is fixedly sleeved on the outer side of the U-shaped round rod, a pressing plate is fixedly connected to the sleeve plate, a through hole is provided on the mounting cylinder, and the pressing plate is located in the through hole.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention facilitates the abutment of the rotating rod with the L-shaped block and the abutment roller through the cooperation between the support shaft and the rotating rod, so that the rotating rod can be sleeved on the outside of the positioning column, and the cooperation between the screw sleeve and the screw rod as well as the column and the ball bearing can push the lifting ring upward, and the cooperation between the slider and the slide groove facilitates the stable movement of the lifting ring, and the cooperation between the side rod, the slide plate and the connecting column facilitates the lifting block to rise and sleeve on the outside of the positioning column and abut against the rotating rod, so that the sleeve ring can be fixed to the L-shaped block, thereby facilitating the collection and storage of the three cold shrink insulation tubes; 2. The invention facilitates the sliding of the limit block along the limit groove through the cooperation between the hand wheel and the driving shaft and the screw rod 2 and the screw barrel, and facilitates the rotation rod to drive the ring to move through the cooperation between the movable rod and the L-shaped block and the guide block and the guide column, thereby facilitating the adjustment of the position of the cold shrinkable insulating tube; 3. The invention facilitates the meshing of the locking gear and the outer gear through the cooperation between the locking gear and the inner rod as well as the spring and the base, and then can limit the driving shaft to prevent it from rotating arbitrarily, thereby ensuring the stability of the cold shrink insulating tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0015] In the attached picture: Figure 1 This is a schematic diagram of the structure of a cold-shrinkable cable terminal fixing frame device of the present invention; Figure 2 It is a schematic diagram of the fixing mechanism structure of the present invention; Figure 3 It is a schematic diagram of the screw sleeve structure of the present invention; Figure 4 This is a schematic diagram of the guide block structure of the present invention; Figure 5 It is a schematic diagram of the structure of the regulating mechanism of the present invention; Figure 6 This is a schematic diagram of the hand wheel structure of the present invention; Figure 7 It is a schematic diagram of the structure of the locking assembly of the present invention.

[0016] In the figure: 1, cable; 2, fixing mechanism; 201, mounting cylinder; 202, through hole; 203, limiting groove; 204, mounting plate; 205, collar; 206, slide groove; 207, screw rod 1; 208, screw sleeve; 209, rotating rod; 2010, supporting shaft; 2011, guide groove; 2012, L-shaped block; 2013, slider; 2014, lifting ring; 2015, guide column; 2016, guide block; 2017, side block; 2018, side rod; 2019, column; 2020, ball bearing; 2021, turntable; 2022, slide plate; 2023, Connecting column; 2024, top block; 2025, positioning column; 2026, abutting roller; 3, adjusting mechanism; 301, hand wheel; 302, movable rod; 303, locking assembly; 3031, locking gear; 3032, outer gear; 3033, inner rod; 3034, pressing plate; 3035, sleeve plate; 3036, U-shaped round rod; 3037, inner plate; 3038, spring; 3039, base; 304, driving shaft; 305, screw rod 2; 306, limit block; 307, screw barrel; 4, cold shrink insulation tube; 5, umbrella skirt; 6, connector terminal; 7, cold shrink terminal head. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0018] Embodiment 1, by Figure 1-Figure 7 The present invention designs a device for a cold shrinkable cable terminal fixing frame, comprising a cable 1, three cold shrinkable insulating tubes 4 are fixedly connected at equal angles on the cable 1, a cold shrinkable terminal head 7 is arranged on the upper part of the cold shrinkable insulating tube 4, a plurality of umbrella skirts 5 are arranged on the cold shrinkable insulating tube 4 and above the cold shrinkable terminal head 7, a connector terminal 6 is fixedly connected to the upper part of the cold shrinkable insulating tube 4, a fixing mechanism 2 is arranged between the cable 1 and the cold shrinkable insulating tube 4, and an adjusting mechanism 3 is arranged on the fixing mechanism 2.

[0019] Embodiment 2, on the basis of embodiment 1, the fixing mechanism 2 comprises a mounting cylinder 201 located above the cable 1, a screw 207 is fixedly connected between the mounting cylinder 201 and the cable 1, a mounting plate 204 is fixedly sleeved on the outer side of the mounting cylinder 201, three guide grooves 2011 are provided at equal angles on the mounting plate 204, a guide column 2015 is fixedly installed inside the guide groove 2011, a guide block 2016 is movably sleeved on the outer side of the guide column 2015, an L-shaped block 2012 is fixedly connected to the top of the guide block 2016, and the L-shaped block 2012 and the guide groove 2011 are fixedly sleeved on the outer side of the guide column 2015. The blocks 2016 are rotatably connected with abutment rollers 2026, the inner top wall of the L-shaped block 2012 is fixedly connected with a positioning column 2025, the outer side of the cold shrink insulation tube 4 is movably sleeved with a collar 205, the top of the collar 205 is rotatably connected with a support shaft 2010, the outer side of the support shaft 2010 is fixedly sleeved with a rotating rod 209, the rotating rod 209 is in contact with the inner top wall of the L-shaped block 2012 and the abutment roller 2026, and the rotating rod 209 is sleeved on the outer side of the positioning column 2025, the outer side of the mounting plate 204 is movably sleeved with a lifting ring 2014, and the lifting ring 2014 is located below the mounting plate 204, and the outer side of the lifting ring 2014 is fixedly connected to three side rods 2018 at equal angles, and one end of the side rod 2018 away from the lifting ring 2014 is fixedly connected to a side block 2017, and the outer side of the side rod 2018 is movably sleeved with a slide plate 2022, and the top of the slide plate 2022 is fixedly connected to a connecting column 2023, and the top of the connecting column 2023 is fixedly connected to a top block 2024 located at the bottom of the rotating rod 209, and the connecting column 2023 passes through the guide block 2016 and is movably connected to the guide block 2016, and the top block 20 24 is sleeved on the outside of the positioning column 2025, the inner side of the lifting ring 2014 is symmetrically fixedly connected with two sliders 2013, the outer side of the mounting cylinder 201 is symmetrically provided with two slide grooves 206, the two sliders 2013 are respectively slidably connected with the two slide grooves 206, the outer side of the screw 207 is threadedly sleeved with a screw sleeve 208, the outer side of the screw sleeve 208 is fixedly installed with a turntable 2021, the top of the screw sleeve 208 is evenly fixedly connected with a plurality of columns 2019, and the top of each column 2019 is installed with a ball 2020 located at the bottom of the lifting ring 2014; First, the rotating rod 209 is rotated to abut against the abutting roller 2026, so that the rotating rod 209 rises and abuts against the L-shaped block 2012 and is sleeved on the outside of the positioning column 2025, and then the turntable 2021 is rotated to drive the screw sleeve 208 to rotate. Since the screw sleeve 208 is threadedly sleeved on the outside of the screw rod 207, the screw sleeve 208 rises while rotating, and drives each column 2019 and the ball 2020 to rise. When each ball 2020 abuts against the lifting ring 2014, the screw sleeve 208 continues to rotate and rise, which is conducive to the lifting. The ring 2014 is pushed, and the two sliders 2013 slide in the two slide grooves 206 respectively to ensure the stability of the lifting ring 2014 when moving, and then drive the side rod 2018 and the slide plate 2022 to move upward, and drive the top block 2024 to rise and sleeve on the outside of the positioning column 2025 through the connecting column 2023 until the top block 2024 abuts against the rotating rod 209, fixes the rotating rod 209 and the L-shaped block 2012, thereby fixing the ring 205 and the L-shaped block 2012, and finally the three cold shrink insulation tubes 4 are folded and stored.

[0020] Embodiment 3, on the basis of embodiment 1, the adjustment mechanism 3 includes a hand wheel 301 located inside the mounting cylinder 201, the bottom of the hand wheel 301 is fixedly connected with a driving shaft 304, the outer side of the driving shaft 304 is provided with a locking assembly 303, the bottom end of the driving shaft 304 is fixedly connected with a screw rod 305, the bottom end of the screw rod 305 is rotatably connected to the inner bottom wall of the mounting cylinder 201, the outer side of the screw rod 305 is threadedly sleeved with a screw barrel 307, the outer side of the screw barrel 307 is fixedly connected with three limit blocks 306 at equal angles, the outer side of the limit blocks 306 is rotatably connected with a movable rod 302, the bottom end of the movable rod 302 is rotatably connected to the top of the L-shaped block 2012, and the outer side of the mounting cylinder 201 is provided with a plurality of limit grooves 203 at equal angles, and each limit block 306 is slidably connected to each limit groove 203 respectively; First, rotate the handwheel 301 to drive the drive shaft 304 and the screw rod 305 to rotate, then drive the limit block 306 to slide along the limit groove 203 through the screw barrel 307, and then drive the L-shaped block 2012 to move through the movable rod 302. At the same time, the guide block 2016 and the slide plate 2022 slide along the guide column 2015 and the side rod 2018 respectively, and drive the rotating rod 209 to move. At the same time, the support shaft 2010 and the ring 205 drive the cold shrink insulation tube 4 to move, and finally complete the adjustment of the position of the cold shrink insulation tube 4.

[0021] Embodiment 4, on the basis of embodiment 1, the locking assembly 303 includes a locking gear 3031 located inside the mounting cylinder 201, an outer gear 3032 is fixedly installed on the outer side of the drive shaft 304, the outer gear 3032 is meshed and connected with the locking gear 3031, an inner disk 3037 located above the locking gear 3031 is fixedly installed inside the mounting cylinder 201, the drive shaft 304 passes through the inner disk 3037 and is rotatably connected to the inner disk 3037, a base 3039 is fixedly connected to the bottom of the inner disk 3037, and two inner rods are symmetrically fixedly connected between the base 3039 and the mounting cylinder 201 3033, the locking gear 3031 is movably sleeved on the outside of the two inner rods 3033, and two springs 3038 are symmetrically fixedly connected between the locking gear 3031 and the base 3039. The two springs 3038 are respectively sleeved on the outside of the two inner rods 3033. A U-shaped round rod 3036 is fixedly connected to the side of the locking gear 3031 away from the base 3039, and a sleeve plate 3035 is fixedly sleeved on the outside of the U-shaped round rod 3036. A pressing plate 3034 is fixedly connected to the sleeve plate 3035. A through hole 202 is provided on the mounting cylinder 201, and the pressing plate 3034 is located in the through hole 202; First, press the pressing plate 3034 to move the U-shaped round rod 3036 through the sleeve plate 3035, and drive the locking gear 3031 to slide along the two inner rods 3033, so that the locking gear 3031 is separated from the outer gear 3032. At the same time, the two springs 3038 are compressed to release the restriction effect on the drive shaft 304. Then, rotate the handwheel 301 to drive the drive shaft 304 to rotate and adjust the position of the cold shrink insulation tube 4. When the pressing plate 3034 is released, the two springs 3038 are reset to drive the locking gear 3031 to slide along the two inner rods 3033 and away from the base 3039 until the locking gear 3031 is engaged with the outer gear 3032, and the drive shaft 304 is limited to prevent it from rotating arbitrarily, and finally the stability of the cold shrink insulation tube 4 is ensured.

Claims

1. A cold shrink cable terminal fixing frame device, comprising a cable (1), characterized in that: Three cold shrinkable insulating tubes (4) are fixedly connected at equal angles on the cable (1); a cold shrinkable terminal head (7) is arranged on the upper part of the cold shrinkable insulating tube (4); a plurality of sheds (5) are arranged on the cold shrinkable insulating tube (4) and above the cold shrinkable terminal head (7); a connector terminal (6) is fixedly connected on the upper part of the cold shrinkable insulating tube (4); a fixing mechanism (2) is arranged between the cable (1) and the cold shrinkable insulating tube (4); and an adjusting mechanism (3) is arranged on the fixing mechanism (2); The fixing mechanism (2) comprises a mounting cylinder (201) located above the cable (1), a screw rod (207) being fixedly connected between the mounting cylinder (201) and the cable (1), a mounting plate (204) being fixedly sleeved on the outer side of the mounting cylinder (201), three guide grooves (2011) being provided at equal angles on the mounting plate (204), a guide column (2015) being fixedly installed inside the guide groove (2011), a guide block (2016) being movably sleeved on the outer side of the guide column (2015), an L-shaped block (212) being fixedly connected to the top of the guide block (2016), and the L-shaped block (212) being fixedly connected to the top of the guide block (212). An abutment roller (2026) is rotatably connected between the L-shaped block (2012) and the guide block (2016); a positioning column (2025) is fixedly connected to the inner top wall of the L-shaped block (2012); a sleeve (205) is movably sleeved on the outer side of the cold shrink insulation tube (4); a support shaft (2010) is rotatably connected to the top of the sleeve (205); a rotating rod (209) is fixedly sleeved on the outer side of the support shaft (2010); the rotating rod (209) abuts against the inner top wall of the L-shaped block (2012) and the abutment roller (2026), and the rotating rod (209) is sleeved on the outer side of the positioning column (2025).

2. A cold shrink cable terminal fixing frame device according to claim 1, characterized in that: The outer side of the mounting plate (204) is movably sleeved with a lifting ring (2014), the lifting ring (2014) is located below the mounting plate (204), the outer side of the lifting ring (2014) is fixedly connected to three side rods (2018) at equal angles, one end of the side rod (2018) away from the lifting ring (2014) is fixedly connected to a side block (2017), the outer side of the side rod (2018) is movably sleeved with a slide plate (222), the top of the slide plate (2022) is fixedly connected to a connecting column (2023), the top of the connecting column (2023) is fixedly connected to a top block (2024) located at the bottom of the rotating rod (209), the connecting column (2023 passes through the guide block (2016) and is movably connected to the guide block (2016), and the top block (2024) is sleeved on the outer side of the positioning column (2025).

3. A cold shrink cable terminal fixing frame device according to claim 2, characterized in that: Two sliders (2013) are symmetrically fixedly connected to the inner side of the lifting ring (2014), and two slide grooves (206) are symmetrically provided on the outer side of the mounting cylinder (201), and the two sliders (2013) are respectively slidably connected to the two slide grooves (206).

4. The device for cold shrink cable terminal fixing frame according to claim 1, characterized in that: The outer side of the screw rod (207) is threadedly sleeved with a screw sleeve (208), the outer side of the screw sleeve (208) is fixedly mounted with a turntable (2021), the top of the screw sleeve (208) is evenly fixedly connected with a plurality of columns (219), and the top of each column (2019) is mounted with a ball (220) located at the bottom of the lifting ring (214).

5. The device for cold shrink cable terminal fixing frame according to claim 1, characterized in that: The adjustment mechanism (3) comprises a hand wheel (301) located inside the installation cylinder (201); the bottom of the hand wheel (301) is fixedly connected to a driving shaft (304); a locking assembly (303) is provided on the outside of the driving shaft (304); a second screw rod (305) is fixedly connected to the bottom end of the driving shaft (304); the bottom end of the second screw rod (305) is rotatably connected to the inner bottom wall of the installation cylinder (201); a screw barrel (307) is threadedly sleeved on the outside of the second screw rod (305); three limit blocks (306) are fixedly connected at equal angles on the outside of the screw barrel (307); a movable rod (302) is rotatably connected to the outside of the limit blocks (306); and the bottom end of the movable rod (302) is rotatably connected to the top of the L-shaped block (2012).

6. The device for cold shrink cable terminal fixing frame according to claim 1, characterized in that: A plurality of limiting grooves (203) are provided at equal angles on the outer side of the installation cylinder (201), and each limiting block (306) is slidably connected to each limiting groove (203).

7. The device for cold shrink cable terminal fixing frame according to claim 5, characterized in that: The locking assembly (303) comprises a locking gear (3031) located inside the mounting cylinder (201), an external gear (3032) is fixedly mounted on the outside of the driving shaft (304), and the external gear (3032) is meshingly connected with the locking gear (3031).

8. The device for cold shrink cable terminal fixing frame according to claim 1, characterized in that: An inner disk (3037) located above the locking gear (3031) is fixedly installed inside the installation cylinder (201); the driving shaft (304) passes through the inner disk (3037) and is rotatably connected to the inner disk (3037); a base (3039) is fixedly connected to the bottom of the inner disk (3037); two inner rods (3033) are symmetrically fixedly connected between the base (3039) and the installation cylinder (201); the locking gear (3031) is movably sleeved on the outer sides of the two inner rods (3033); two springs (3038) are symmetrically fixedly connected between the locking gear (3031) and the base (3039); and the two springs (3038) are respectively sleeved on the outer sides of the two inner rods (3033).

9. The device for cold shrink cable terminal fixing frame according to claim 7, characterized in that: A U-shaped round rod (3036) is fixedly connected to the side of the locking gear (3031) away from the base (3039); a sleeve (3035) is fixedly sleeved on the outer side of the U-shaped round rod (3036); a pressing plate (3034) is fixedly connected to the sleeve (3035); a through hole (202) is provided on the mounting cylinder (201); and the pressing plate (3034) is located in the through hole (202).

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