Cable bridge with adjustable internal space

Abstract

The utility model relates to a cable bridge with an adjustable internal space, which comprises two U-shaped frames, and two connecting plates are fixed on the opposite sides of the two U-shaped frames. According to the cable bridge with the adjustable internal space, first handles on the left and right sides of two U-shaped frames are twisted, and then two adjusting clamping plates in the two U-shaped frames are driven to move in opposite directions, so that a cable can be collected, placed, clamped and fixed in the U-shaped frames on the left and right sides; adjusting clamping plates on the left side and the right side move in the opposite or opposite directions so that the space in the U-shaped frames can be adjusted, cables of different thicknesses can be conveniently stored and placed in the U-shaped frames, and after the cables are stored, placed, clamped and fixed in the U-shaped frames on the left side and the right side, second handles on the left side and the right side can be twisted. And then the cables can be respectively pressed down and fixed in the left and right U-shaped frames, so that the stability of the cables in the cable bridge can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bridges, in particular to a cable bridge with adjustable internal space. Background Art

[0002] Cable trays are mainly used for the storage and protection of cables. Cable trays are composed of brackets, supports and installation accessories. They are divided into trough type, tray type and ladder type structures. They are widely used in daily life.

[0003] For example, Chinese patent CN212380874U discloses a cable bridge with adjustable internal space, including an upper shell body of the bridge, a mounting plate and a lower shell body of the bridge, the outer side of the upper end of the upper shell body of the bridge is welded with a mounting plate, the inner side of the fixed plate is slidably connected with a movable plate, the middle part of the movable plate is hingedly connected with a first adjusting plate, and a fastening bolt is provided at the connection between the first adjusting plate and the second adjusting plate, the middle part of the lower side wall of the lower shell body of the bridge is fixedly connected with a support frame, the middle part of the upper end of the support frame is rotatably connected with a gear, the inner side of the upper end of the support frame is slidably connected with a movable block, the end of the movable rod close to the movable block is fixedly connected with a return spring, and the lower side wall of the lower shell body of the bridge is fixedly connected with a telescopic plate. The cable bridge with adjustable internal space is convenient for the opening and closing of the bridge, making subsequent cable laying and maintenance more convenient, and also convenient for adjusting the internal space of the bridge, thereby improving practicality.

[0004] Although the above patent facilitates the adjustment of the internal space of the cable tray and improves practicality, the patent only clamps and fixes the left and right sides of the cables after placing them inside the cable tray, and cannot press the upper side of the cables down to fix them, thereby reducing the stability of the cables placed inside the cable tray. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a cable tray with adjustable internal space, which has the advantages of improving the stability of the cables when they are placed inside the cable tray. It solves the problem that after the cables are placed inside the cable tray, only the left and right sides of the cables are clamped and fixed, but the upper side of the cables cannot be pressed down and fixed, thereby reducing the stability of the cables when they are placed inside the cable tray.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable tray with adjustable internal space, comprising two U-shaped frames, two connecting plates are fixed on opposite sides of the two U-shaped frames, the upper surface of the U-shaped frames is clamped with a fixing plate, the left and right sides of the upper surface of the fixing plate are fixed with connecting blocks, the upper surfaces of the left and right connecting blocks are fixed with mounting plates, the bottom walls of the inner cavities of the left and right U-shaped frames are provided with fixing mechanisms, and the left and right sides of the lower surface of the fixing plates are provided with locking mechanisms;

[0007] The fixing mechanism includes a limiting slide groove opened on the bottom wall of the inner cavity of the left and right U-shaped frames, two sliders are slidably connected inside the limiting slide groove, an adjusting clamping plate is fixed on the upper surface of the slider, the left and right sides of the U-shaped frame are threadedly connected with a first threaded rod, the opposite sides of the first threaded rods on the left and right sides are fixed with a first handle, the opposite sides of the first threaded rods on the left and right sides are rotatably connected to the opposite sides of the left and right adjusting clamping plates through bearings, and a connecting component is provided inside the fixing plate.

[0008] Furthermore, the connecting assembly includes two threaded barrels rotatably connected to the inside of the fixed plate through bearings, the internal threads of the threaded barrels are connected to a second threaded rod, the threaded barrel and the second threaded rod are both located inside the U-shaped frame, a lower pressure block is fixed to the bottom end of the second threaded rod, and limiting telescopic rods are fixed to the left and right sides of the upper surface of the lower pressure block, the top end of the limiting telescopic rod is fixedly connected to the lower surface of the fixed plate, and a second handle is fixed to the top end of the threaded barrel, and the second handle is located on the upper side of the fixed plate.

[0009] Furthermore, a first anti-slip layer is fixed to the outer side of the first handle, and the first anti-slip layer is a rubber layer.

[0010] Furthermore, the U-shaped frames on the left and right sides are symmetrically distributed on the left and right sides of the longitudinal center axis of the fixed plate, and the sliding block moves linearly left and right inside the limiting sliding groove.

[0011] Furthermore, the position-limiting telescopic rod comprises a first movable rod, and a second movable rod is slidably connected to the outer side of the first movable rod.

[0012] Furthermore, the locking mechanism includes fixed blocks fixed on the left and right sides of the lower surface of the fixed plate, two spring telescopic rods are fixed on the opposite sides of the fixed blocks on the left and right sides, and a movable plate is fixed on the opposite sides of the spring telescopic rods on the left and right sides, the upper surface of the movable plate is in contact with the lower surface of the fixed plate, and rectangular clamping columns are fixed on the opposite sides of the movable plates on the left and right sides, and rectangular clamping grooves are opened on the opposite sides of the U-shaped frames on the left and right sides, and the rectangular clamping column is clamped in the inside of the rectangular clamping groove, and a fixing component is provided on the upper surface of the upper connecting plate.

[0013] Furthermore, the fixing assembly includes a rectangular limiting column fixed on the upper surface of the upper connecting plate, a rectangular limiting groove is opened on the lower surface of the fixing plate, the rectangular limiting column is slidably inserted into the inside of the rectangular limiting groove, and handles are fixed on the opposite sides of the movable plates on the left and right sides. The spring telescopic rod includes a first sliding rod, the inside of the first sliding rod is slidably connected to the second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] 1. The cable tray with adjustable internal space can organize and clamp the cables inside the left and right U-shaped frames by twisting the first handles on the left and right sides of the two U-shaped frames, and then drive the two adjusting clamping plates inside the two U-shaped frames to move in relative directions. The adjusting clamping plates on the left and right sides move in opposite or relative directions to adjust the space inside the U-shaped frames, which is convenient for organizing and placing cables of different thicknesses inside. After the cables are organized and clamped inside the left and right U-shaped frames, the second handles on the left and right sides can be twisted, and the pressing blocks on the left and right sides can be moved downward. Then the cables can be pressed down and fixed inside the left and right U-shaped frames, respectively, thereby improving the stability of the cables when they are organized and placed inside the cable tray.

[0016] 2. For the cable tray with adjustable internal space, pull the handles on the left and right sides to compress the spring telescopic rods on the left and right sides, and then move the rectangular clamping columns on the left and right sides out of the rectangular clamping grooves on the left and right sides, and then pull the two U-shaped frames downward. At this time, the rectangular limit columns move out of the rectangular limit grooves, and then the cables can be placed inside the left and right U-shaped frames for easy fixation, which is more convenient to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the U-shaped frame and the fixing plate of the utility model;

[0019] Figure 3 This is a schematic diagram of the fixing mechanism of the utility model;

[0020] Figure 4 It is a schematic diagram of the engaging mechanism of the utility model.

[0021] In the figure: 1 U-shaped frame, 2 connecting plate, 3 fixing plate, 4 connecting block, 5 mounting plate, 6 fixing mechanism, 601 limiting slide groove, 602 sliding block, 603 adjusting clamping plate, 604 first threaded rod, 605 first handle, 606 threaded cylinder, 607 second threaded rod, 608 pressing block, 609 limiting telescopic rod, 610 second handle, 7 engaging mechanism, 701 fixing block, 702 spring telescopic rod, 703 moving plate, 704 rectangular clamping column, 705 rectangular clamping slot, 706 rectangular limiting column, 707 rectangular limiting slot, 708 handle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-2 In this embodiment, a cable tray with adjustable internal space includes two U-shaped frames 1, two connecting plates 2 are fixed on opposite sides of the two U-shaped frames 1, a fixing plate 3 is clamped on the upper surface of the U-shaped frame 1, connecting blocks 4 are fixed on the left and right sides of the upper surface of the fixing plate 3, and mounting plates 5 are fixed on the upper surfaces of the left and right connecting blocks 4. Mounting holes are opened at the four corners of the upper surface of the mounting plate 5, and the bottom walls of the inner cavities of the left and right U-shaped frames 1 are provided with fixing mechanisms 6. The fixing mechanisms 6 improve the stability of the cables placed in the cable tray. The left and right sides of the lower surface of the fixing plate 3 are provided with locking mechanisms 7. The locking mechanisms 7 are convenient for fixing and are more convenient to operate.

[0024] See also Figure 3 In order to improve the stability of the cables placed in the cable tray, in this embodiment, the fixing mechanism 6 includes a limiting slide groove 601 opened on the bottom wall of the inner cavity of the left and right U-shaped frames 1, and the limiting slide groove 601 is internally slidably connected with two sliders 602, and an adjusting clamping plate 603 is fixed on the upper surface of the slider 602. The left and right sides of the U-shaped frame 1 are both threadedly connected with a first threaded rod 604, and the opposite sides of the left and right first threaded rods 604 are fixed with a first handle 605. The opposite sides of the left and right first threaded rods 604 are rotatably connected to the opposite sides of the left and right adjusting clamping plates 603 through bearings, and a connecting component is provided inside the fixing plate 3.

[0025] In this embodiment, the connecting component includes two threaded barrels 606 rotatably connected to the inside of the fixed plate 3 through a bearing. By twisting the first handles 605 on the left and right sides of the two U-shaped frames 1, the two adjusting clamping plates 603 inside the two U-shaped frames 1 are driven to move in relative directions, so that the cables can be summarized and clamped and fixed inside the left and right U-shaped frames 1. The adjusting clamping plates 603 on the left and right sides move in opposite or relative directions to adjust the space inside the U-shaped frame 1, which is convenient for internal summary and placement of cables of different thicknesses. The internal thread of the threaded barrel 606 is connected with a second threaded rod 607. The threaded barrel 606 and the second threaded rod 607 are both located inside the U-shaped frame 1. A lower pressing block 608 is fixed to the bottom end of the second threaded rod 607. The left and right sides of the upper surface of the lower pressing block 608 are fixed with limited telescopic rods 609. The top of the limited telescopic rod 609 is fixedly connected to the lower surface of the fixed plate 3. The top of the threaded barrel 606 is fixed with a second handle 610, and the second handle 610 is located on the upper side of the fixed plate 3.

[0026] In this embodiment, a first anti-slip layer is fixed to the outer side of the first handle 605, and the first anti-slip layer is a rubber layer. The left and right U-shaped frames 1 are symmetrically distributed on the left and right sides of the longitudinal center axis of the fixed plate 3. The lower pressure block 608 is located on the longitudinal center axis of the U-shaped frame 1. The slider 602 moves linearly left and right inside the limiting slide groove 601. The limiting telescopic rod 609 includes a first movable rod, and the outer side of the first movable rod is slidably connected to a second movable rod.

[0027] It should be noted that, the left and right threaded cylinders 606 are driven to rotate, and the second threaded rods 607 which are threadedly connected to the inside of the threaded cylinders 606 on the left and right sides move downward under the limiting action of the four limiting telescopic rods 609 on the left and right sides, driving the left and right pressing blocks 608 to move downward, and then the cables can be pressed down and fixed inside the left and right U-shaped frames 1 respectively, thereby improving the stability of the cables when placed in the cable tray.

[0028] See also Figure 4 In order to facilitate fixation and make the operation more convenient, in this embodiment, the locking mechanism 7 includes fixed blocks 701 fixed on the left and right sides of the lower surface of the fixed plate 3, two spring telescopic rods 702 are fixed on the opposite sides of the left and right fixed blocks 701, and a movable plate 703 is fixed on the opposite sides of the left and right spring telescopic rods 702. The upper surface of the movable plate 703 is in contact with the lower surface of the fixed plate 3, and a rectangular clamping column 704 is fixed on the opposite side of the left and right movable plates 703. A rectangular clamping groove 705 is opened on the opposite side of the left and right U-shaped frames 1, and the rectangular clamping column 704 is clamped in the inside of the rectangular clamping groove 705. A fixing component is provided on the upper surface of the upper connecting plate 2.

[0029] In this embodiment, the fixing component includes a rectangular limiting column 706 fixed on the upper surface of the upper connecting plate 2, and a rectangular limiting groove 707 is opened on the lower surface of the fixing plate 3. The rectangular limiting column 706 is slidably inserted into the inside of the rectangular limiting groove 707, and the left and right handles 708 are pulled to compress the left and right spring telescopic rods 702, and then the left and right rectangular clamping columns 704 are moved out of the left and right rectangular clamping grooves 705, and then the two U-shaped frames 1 are pulled downward. At this time, the rectangular limiting column 706 moves out of the inside of the rectangular limiting groove 707, and the left and right movable plates 703 are fixed with handles 708 on the opposite sides. The spring telescopic rod 702 includes a first sliding rod, and the inside of the first sliding rod is slidably connected to the second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

[0030] It should be noted that cables can be arranged inside the left and right U-shaped frames 1, and then the fixing plate 3 can be placed on the upper surface of the left and right U-shaped frames 1 and the rectangular limiting column 706 can be slidably inserted into the rectangular limiting groove 707. Then, when the left and right handles 708 are pulled, the left and right rectangular clamping columns 704 can be engaged in the left and right rectangular clamping grooves 705.

[0031] The working principle of the above embodiment is:

[0032] (1) By twisting the first handles 605 on the left and right sides of the two U-shaped frames 1, the two adjustment clamping plates 603 inside the two U-shaped frames 1 are driven to move in relative directions, so that the cables can be placed and clamped inside the left and right U-shaped frames 1. The adjustment clamping plates 603 on the left and right sides move in opposite or relative directions to adjust the space inside the U-shaped frame 1, so as to facilitate the placement of cables of different thicknesses inside. After the cables are placed and clamped inside the left and right U-shaped frames 1, the second handles 610 on the left and right sides can be twisted, so as to drive the left and right threaded cylinders 606 to rotate. The second threaded rods 607 on the left and right sides that are threadedly connected inside the threaded cylinders 606 move downward under the limiting action of the four limiting telescopic rods 609 on the left and right sides, driving the left and right pressing blocks 608 to move downward, and then the cables can be pressed down and fixed inside the left and right U-shaped frames 1, so as to improve the stability of the cables in the cable tray.

[0033] (2) Pull the left and right handles 708 to compress the left and right spring telescopic rods 702, and then move the left and right rectangular clamping columns 704 out of the left and right rectangular clamping grooves 705, and then pull the two U-shaped frames 1 downward. At this time, the rectangular limiting columns 706 move out of the rectangular limiting grooves 707, and then the cables can be arranged and placed inside the left and right U-shaped frames 1. Then, place the fixing plate 3 on the upper surface of the left and right U-shaped frames 1 and slide the rectangular limiting columns 706 into the rectangular limiting grooves 707. Then, when pulling the left and right handles 708, the left and right rectangular clamping columns 704 are engaged in the left and right rectangular clamping grooves 705.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0035] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A cable tray with adjustable internal space, comprising two U-shaped frames (1), characterized in that: Two connecting plates (2) are fixed on opposite sides of the two U-shaped frames (1); a fixing plate (3) is clamped on the upper surface of the U-shaped frame (1); connecting blocks (4) are fixed on the left and right sides of the upper surface of the fixing plate (3); mounting plates (5) are fixed on the upper surfaces of the left and right connecting blocks (4); fixing mechanisms (6) are provided on the bottom walls of the inner cavities of the left and right U-shaped frames (1); and locking mechanisms (7) are provided on the left and right sides of the lower surface of the fixing plate (3); The fixing mechanism (6) comprises a limiting slide groove (601) provided on the bottom wall of the inner cavity of the left and right U-shaped frames (1); two sliders (602) are slidably connected inside the limiting slide groove (601); an adjusting clamping plate (603) is fixed on the upper surface of the slider (602); the left and right sides of the U-shaped frame (1) are both threadedly connected with a first threaded rod (604); the opposite sides of the first threaded rods (604) on the left and right sides are both fixed with a first handle (605); the opposite sides of the first threaded rods (604) on the left and right sides are both rotatably connected to the opposite sides of the adjusting clamping plates (603) on the left and right sides through bearings; and a connecting component is provided inside the fixing plate (3).

2. A cable tray with adjustable internal space according to claim 1, characterized in that: The connection assembly comprises two threaded barrels (606) rotatably connected to the interior of the fixed plate (3) via bearings, the internal threads of the threaded barrel (606) being connected to a second threaded rod (607), the threaded barrel (606) and the second threaded rod (607) being both located inside the U-shaped frame (1), a lower pressing block (608) being fixed to the bottom end of the second threaded rod (607), a limiting telescopic rod (609) being fixed to the left and right sides of the upper surface of the lower pressing block (608), the top end of the limiting telescopic rod (609) being fixedly connected to the lower surface of the fixed plate (3), a second handle (610) being fixed to the top end of the threaded barrel (606), and the second handle (610) being located on the upper side of the fixed plate (3).

3. A cable tray with adjustable internal space according to claim 1, characterized in that: A first anti-slip layer is fixed to the outer side of the first handle (605), and the first anti-slip layer is a rubber layer.

4. The cable tray with adjustable internal space according to claim 1, characterized in that: The left and right U-shaped frames (1) are symmetrically distributed on the left and right sides of the longitudinal center axis of the fixed plate (3), and the sliding block (602) moves linearly left and right inside the limiting sliding groove (601).

5. The cable tray with adjustable internal space according to claim 2, characterized in that: The position-limiting telescopic rod (609) comprises a first movable rod, and a second movable rod is slidably connected to the outer side of the first movable rod.

6. The cable tray with adjustable internal space according to claim 1, characterized in that: The locking mechanism (7) comprises a fixing block (701) fixed on both sides of the left and right sides of the lower surface of the fixing plate (3); two spring telescopic rods (702) are fixed on opposite sides of the fixing blocks (701) on the left and right sides; a movable plate (703) is fixed on opposite sides of the spring telescopic rods (702) on the left and right sides; the upper surface of the movable plate (703) is in contact with the lower surface of the fixing plate (3); a rectangular clamping column (704) is fixed on opposite sides of the movable plates (703) on the left and right sides; a rectangular clamping groove (705) is provided on opposite sides of the U-shaped frames (1) on the left and right sides; the rectangular clamping column (704) is clamped in the inside of the rectangular clamping groove (705); and a fixing component is provided on the upper surface of the upper connecting plate (2).

7. The cable tray with adjustable internal space according to claim 6, characterized in that: The fixing assembly includes a rectangular limiting column (706) fixed on the upper surface of the upper connecting plate (2), a rectangular limiting groove (707) is opened on the lower surface of the fixing plate (3), the rectangular limiting column (706) is slidably inserted into the inside of the rectangular limiting groove (707), and handles (708) are fixed on the opposite sides of the left and right movable plates (703), and the spring telescopic rod (702) includes a first sliding rod, the inside of the first sliding rod is slidably connected to the second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

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