Extensible cable bridge based on modular design

Abstract

The utility model relates to the technical field of cable bridges, discloses an extensible cable bridge based on modular design, and solves the problems that in the using process of the cable bridge, the width of the cable bridge is inconvenient to expand and adjust according to actual needs, certain limitation exists, and therefore better practicability is inconvenient to achieve. The device comprises a supporting plate, movable frames are symmetrically and fixedly installed at the top of the supporting plate, strip-shaped heat dissipation openings are evenly formed in the two movable frames in a penetrating mode, an adjusting assembly is fixedly installed in the middle of the bottom end of the supporting plate, the bottoms of the two movable frames are both connected with the adjusting assembly, and the adjusting assembly comprises a strip-shaped frame; the strip-shaped frame is fixedly mounted in the middle of the bottom end of the supporting plate, and a two-way screw rod is arranged in the strip-shaped frame; according to the utility model, the width of the cable bridge can be conveniently expanded and adjusted according to actual requirements in the use process of the cable bridge, and the limitation of the cable bridge is reduced, so that better practicability can be conveniently achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable bridges, in particular to an expandable cable bridge based on modular design. Background Art

[0002] Cable trays are divided into trough type, tray type, ladder type, grid type and other structures, which are composed of brackets, supports and installation accessories. The cable trays can be erected independently in buildings or attached to various buildings and pipe gallery brackets. The products are made of high-quality cold-rolled steel plates and have received widespread attention. The products are made of high-quality cold-rolled steel plates, and the surface processes include cold-dip galvanizing, hot-dip galvanizing, electrostatic spraying, fire-retardant coatings, baking varnishes, etc. However, during the use of cable trays, it is not convenient to expand and adjust their width according to actual needs, and there are certain limitations, which makes it inconvenient to achieve better practicality. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an expandable cable tray based on modular design, which effectively solves the problem that the cable tray is not convenient to expand and adjust its width according to actual needs during use, has certain limitations, and is not convenient to achieve better practicality.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an expandable cable tray based on modular design, comprising a support plate, wherein movable frames are symmetrically fixedly installed on the top of the support plate, strip-shaped heat dissipation openings are evenly penetrated inside the two movable frames, an adjustment component is fixedly installed in the middle of the bottom end of the support plate, and the bottoms of the two movable frames are connected to the adjustment component.

[0005] Preferably, the adjusting assembly includes a bar frame, and the bar frame is fixedly installed in the middle of the bottom end of the support plate, and a two-way screw is provided inside the bar frame, and positioning bearings are rotatably installed on the outer sides of both ends of the two-way screw, and the two positioning bearings are symmetrically fixedly installed on the inner bottom end of the bar frame, and a threaded movable sleeve is symmetrically threadedly installed on the outer side of the two-way screw, and a first connecting shaft is symmetrically fixedly installed on the outer side of the threaded movable sleeve, and a first connecting shaft is symmetrically fixedly installed on the outer side of the threaded movable sleeve, and a movable connecting strip is rotatably installed on the first connecting shaft, and the second connecting shaft is rotatably installed on the end of the movable connecting strip away from the first connecting shaft, and a sliding connecting block is fixedly installed on the top of the second connecting shaft, and four bar slide grooves are symmetrically opened inside the support plate, and the four sliding connecting blocks are respectively slidably installed inside the four bar slide grooves, and the bottoms of the two movable frames are respectively fixedly connected to the tops of two of the sliding connecting blocks, and a driving rod is movably installed inside one side of the bar frame, and one end of the driving rod is fixedly connected to one end of the two-way screw, and the other end of the driving rod is fixedly installed with an adjusting block.

[0006] Preferably, a positioning screw is movably installed inside the side of the bar frame away from the driving rod, and one end of the positioning screw is fixedly connected to the end of the bidirectional screw away from the driving rod, and a circular stopper is fixedly installed on the other end of the positioning screw, and a locking nut is installed on the outer thread of the positioning screw, and one side of the locking nut is in contact with the outer side of the bar frame.

[0007] Preferably, a positioning slider is fixedly installed at the bottom of the threaded movable sleeve, and positioning slots are symmetrically opened inside the bottom end of the bar frame, and two positioning sliders are slidably installed inside the two positioning slots.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1) During operation, through the interaction of the support plate, two movable frames and the adjustment and positioning components, the cable tray can be easily expanded and adjusted in width according to actual needs during use, reducing the limitations of the cable tray, thereby achieving better practicality;

[0010] 2) During operation, the bidirectional screw can be positioned through the interaction of the positioning screw, the circular stopper and the locking nut, so that after the adjustment component adjusts and moves the two movable frames, the two movable frames can achieve better stability, thereby ensuring that the cable tray can be better used. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0012] In the attached picture:

[0013] Figure 1 This is a schematic structural diagram of an expandable cable tray based on modular design according to the utility model;

[0014] Figure 2 This is a schematic diagram of the support plate structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the structure of the regulating component of the utility model.

[0016] In the figure: 1. support plate; 2. movable frame; 3. strip heat dissipation port; 4. adjustment component; 5. strip frame; 6. bidirectional screw; 7. positioning bearing; 8. threaded movable sleeve; 9. first connecting shaft; 10. movable connecting strip; 11. second connecting shaft; 12. sliding connecting block; 13. strip slide groove; 14. driving rod; 15. adjustment block; 16. positioning screw; 17. circular stopper; 18. locking nut; 19. positioning slider; 20. positioning slide groove. DETAILED DESCRIPTION

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

[0018] Embodiment 1, by Figure 1 , Figure 2 and Figure 3 The utility model includes a support plate 1, a movable frame 2 is symmetrically fixedly installed on the top of the support plate 1, strip-shaped heat dissipation openings 3 are evenly opened inside the two movable frames 2, an adjustment component 4 is fixedly installed at the middle of the bottom end of the support plate 1, and the bottoms of the two movable frames 2 are connected to the adjustment component 4;

[0019] The adjusting component 4 includes a bar frame 5, and the bar frame 5 is fixedly installed at the middle part of the bottom end of the support plate 1. A bidirectional screw 6 is arranged inside the bar frame 5. Positioning bearings 7 are rotatably installed on the outer sides of both ends of the bidirectional screw 6, and two positioning bearings 7 are symmetrically fixedly installed on the inner bottom end of the bar frame 5. A threaded movable sleeve 8 is symmetrically threadedly installed on the outer side of the bidirectional screw 6. A positioning slider 19 is fixedly installed at the bottom of the threaded movable sleeve 8. A positioning groove 20 is symmetrically penetrated inside the bottom end of the bar frame 5, and two positioning sliders 19 are respectively slidably penetrated and installed in the two positioning grooves 20. A first connecting shaft 9 is symmetrically fixedly installed on the outer side of the threaded movable sleeve 8. A movable connecting strip 10 is rotatably installed on the first connecting shaft 9. A second connecting shaft 11 is rotatably installed on the end of the movable connecting strip 10 away from the first connecting shaft 9, and a sliding A movable connecting block 12, four strip slide grooves 13 are symmetrically opened inside the support plate 1, and the four sliding connecting blocks 12 are respectively slidably installed inside the four strip slide grooves 13, the bottoms of the two movable frames 2 are respectively fixedly connected to the tops of two of the sliding connecting blocks 12, a driving rod 14 is movably installed inside one side of the bar frame 5, and one end of the driving rod 14 is fixedly connected to one end of the two-way screw 6, and an adjusting block 15 is fixedly installed on the other end of the driving rod 14, a positioning screw 16 is movably installed inside the side of the bar frame 5 away from the driving rod 14, and one end of the positioning screw 16 is fixedly connected to one end of the two-way screw 6 away from the driving rod 14, and a circular stopper 17 is fixedly installed on the other end of the positioning screw 16, and a locking nut 18 is threadedly installed on the outer side of the positioning screw 16, and one side of the locking nut 18 contacts with the outer side of the bar frame 5.

[0020] During use, through the interaction of the support plate 1, the two movable frames 2 and the adjustment and positioning assembly, the cable bridge can be easily expanded and adjusted in width according to actual needs during use, reducing the limitations of the cable bridge, thereby achieving better practicality, and through the interaction of the positioning screw 16, the circular stopper 17 and the locking nut 18, the bidirectional screw 6 can be positioned during use, so that after the adjustment assembly 4 adjusts and moves the two movable frames 2, the two movable frames 2 can achieve better stability, thereby ensuring that the cable bridge can be better used.

[0021] Working principle: When working, first hold the adjusting block 15 to keep the driving rod 14 stationary, so that the bidirectional screw 6 remains stationary, and then the positioning screw 16 remains stationary, and then loosen the locking nut 18 to release the positioning of the positioning screw 16, thereby releasing the positioning of the bidirectional screw 6, and then rotate the adjusting block 15 to drive the driving rod 14 to rotate, the driving rod 14 drives the bidirectional screw 6 to rotate, the bidirectional screw 6 drives the threaded sleeve 8 to move, the threaded sleeve 8 drives the positioning slider 19 to slide inside the positioning slide groove 20, which can ensure that the threaded sleeve 8 achieves better stability when moving, and at the same time the threaded sleeve 8 drives the first connecting shaft 9 to move, the second connecting shaft 9 drives the first connecting shaft 9 to move, and the second connecting shaft 9 drives the first connecting shaft 9 to move. A connecting shaft 9 drives the movable connecting bar 10 to move, and the movable connecting bar 10 pushes the sliding connecting block 12 to slide inside the strip slide groove 13 through the second connecting shaft 11. The sliding connecting block 12 drives the movable frame 2 to move on the top of the support plate 1. At this time, the two movable frames 2 move away from each other. After the distance between the two movable frames 2 reaches the width required for the expansion adjustment of the cable tray, stop rotating the adjustment block 15, and then tighten the locking nut 18 to re-position the bidirectional screw 6, so that the cable tray can be used in the process of expansion and adjustment according to actual needs, reducing the limitations of the cable tray, thereby achieving better practicality.

Claims

1. An expandable cable tray based on modular design, comprising a support plate (1), characterized in that: The top of the support plate (1) is symmetrically fixedly mounted with movable frames (2), the interiors of the two movable frames (2) are evenly penetrated with strip-shaped heat dissipation openings (3), an adjustment component (4) is fixedly mounted in the middle of the bottom end of the support plate (1), and the bottoms of the two movable frames (2) are connected to the adjustment component (4).

2. The modularly designed expandable cable tray according to claim 1, characterized in that: The adjustment component (4) comprises a bar frame (5), and the bar frame (5) is fixedly mounted at the middle of the bottom end of the support plate (1), a bidirectional screw (6) is arranged inside the bar frame (5), positioning bearings (7) are rotatably mounted on the outer sides of both ends of the bidirectional screw (6), and two positioning bearings (7) are symmetrically fixedly mounted on the inner bottom end of the bar frame (5), a threaded movable sleeve (8) is symmetrically threadedly mounted on the outer side of the bidirectional screw (6), a first connecting shaft (9) is symmetrically fixedly mounted on the outer side of the threaded movable sleeve (8), a movable connecting strip (10) is rotatably mounted on the first connecting shaft (9), and one end of the movable connecting strip (10) away from the first connecting shaft (9) is A second connecting shaft (11) is rotatably installed, a sliding connecting block (12) is fixedly installed on the top of the second connecting shaft (11), four strip-shaped slide grooves (13) are symmetrically opened inside the support plate (1), and the four sliding connecting blocks (12) are respectively slidably installed inside the four strip-shaped slide grooves (13), the bottoms of the two movable frames (2) are respectively fixedly connected to the tops of two of the sliding connecting blocks (12), a driving rod (14) is movably installed inside one side of the strip frame (5), and one end of the driving rod (14) is fixedly connected to one end of the bidirectional screw rod (6), and the other end of the driving rod (14) is fixedly installed with an adjusting block (15).

3. The modularly designed expandable cable tray according to claim 2, characterized in that: A positioning screw (16) is movably installed inside the side of the bar frame (5) away from the driving rod (14), and one end of the positioning screw (16) is fixedly connected to the end of the bidirectional screw (6) away from the driving rod (14), and a circular stopper (17) is fixedly installed on the other end of the positioning screw (16). A locking nut (18) is threadedly installed on the outer side of the positioning screw (16), and one side of the locking nut (18) is in contact with the outer side of the bar frame (5).

4. The modular design-based expandable cable tray according to claim 2, characterized in that: A positioning slide block (19) is fixedly installed at the bottom of the threaded movable sleeve (8), and positioning slide grooves (20) are symmetrically opened and penetrated inside the bottom end of the bar frame (5), and two positioning slide blocks (19) are respectively slidably penetrated and installed inside the two positioning slide grooves (20).

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