Hidden integrated wire duct for urban rail vehicle

Abstract

The utility model discloses an urban rail vehicle hidden integrated trunking, which comprises a trunking I and a trunking II, one side of the trunking I is connected with one side of the trunking II through a rotating shaft, and bolt holes are uniformly arranged on support plates on the other sides of the trunking I and the trunking II. The other side of the first wire groove and the other side of the second wire groove are fixedly connected in the mode that a bolt is screwed into the bolt holes matched with the threads in a rotating mode, inserting grooves are formed in the middle positions of the tops and the bottoms of the inner sides of one ends of the first wire groove and the second wire groove correspondingly, lead screws are arranged in the opposite inserting grooves of the first wire groove and the second wire groove correspondingly, and second gears are arranged in the middle positions of the lead screws correspondingly. And transmission blocks are arranged at the two ends of the lead screw correspondingly, and connecting blocks are arranged at the bottoms of the transmission blocks correspondingly. According to the utility model, a plurality of groups of wire ducts can be spliced according to field requirements, the wire ducts are convenient and fast to splice and are not easy to fall off, the surfaces of cables can be prevented from being damaged through the effect of the semicircular inner layer, the cables can pass through conveniently, and the influence of an external electromagnetic field on the cables can be reduced through the effect of the shielding layer.

Description

Technical Field

[0001] The utility model relates to the technical field of integrated wire ducts for urban rail vehicles, in particular to a hidden integrated wire duct for urban rail vehicles. Background Art

[0002] With the development of science and technology, the development of urban science and technology is also accelerating, which has led to the development of urban rail vehicles. The development of urban rail vehicles will be accompanied by the problem of wire and cable wiring. It is necessary to use cable ducts to install wires and cables together. It has the advantages of centralization, standardization, and intensiveness. It can avoid cables being directly exposed to the outside, improve operating efficiency, and facilitate maintenance.

[0003] As disclosed in the application No. 202321510421.X, an integrated undercarriage wire duct for urban rail vehicles comprises a duct body and a duct cover, a rotating shaft is arranged at the center of the duct cover, the rotating shaft penetrates through the duct cover, and the rotating shaft is connected to the duct cover by a bearing, a fixing plate is arranged on the rotating shaft, and the fixing plate is located above the top surface of the duct cover, a fixing block 1 is arranged on the fixing plate, a connecting rod is arranged on the fixing block 1, and the connecting rod is connected to the fixing block 1 by a bearing, a fixing block 2 is arranged on the connecting rod, a knob is arranged at the bottom end of the rotating shaft, and the knob is fixedly connected to the bottom end of the rotating shaft, and the knob is located below the bottom surface of the duct cover, so that the device can drive other components to rotate through the action of the knob, the fixing plate and the connecting rod; a fixing rod is arranged on the fixing block 2, The fixing rod is provided with a clamping rod, and the clamping rod passes through the slot cover and the slot in sequence, and the clamping rod is slidably connected to the slot cover and the slot, so that the device is easy to install and disassemble through the action of the clamping rod and the slot; the top surface of the slot cover is provided with a fixing block three, and the fixing block three is provided with a spring, and the other end of the spring is fixedly connected to the fixing rod, so that the device is easy to drive other components to reset through the action of the spring, the sliding block and the slide slot, thereby facilitating installation and disassembly; however, it still has some shortcomings in actual use, and it cannot quickly splice the wire trough according to the required length, nor can it quickly pass the cable while playing a certain protective role on the cable, and the wire and cable are not installed with a shielding layer on the outside when in use, which may cause interference between multiple cables, thereby affecting its use effect. Summary of the invention

[0004] The purpose of the utility model is to provide a hidden integrated wire duct for urban rail vehicles to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hidden integrated wire trough for urban rail vehicles, comprising wire trough one and wire trough two, wherein one side of the wire trough one and wire trough two is connected by a rotating shaft, and bolt holes are evenly arranged on the support plates on the other side of the wire trough one and wire trough two, and the other sides of the wire trough one and wire trough two are fixedly connected by bolts that are rotated and screwed into the bolt holes that are threaded together, slots are arranged in the middle positions of the top and bottom of the inner sides of one end of the wire trough one and wire trough two, and screw rods are arranged in the slots opposite to each other of the wire trough one and wire trough two, gear two is arranged in the middle position of the screw rods, and transmission blocks are arranged at both ends of the screw rods, and connecting blocks are arranged at the bottoms of the transmission blocks.

[0006] Preferably, a slide groove is provided at a position corresponding to the screw rod in the bottom of the slot, and a stopper is provided at positions corresponding to the connecting block on both sides of the slide groove, and the stopper is connected to the connecting block.

[0007] Preferably, the top and bottom of the wire groove one and the wire groove two are both provided with disks at the positions corresponding to the screw rods, and the other side of the disks are both provided with rotating rods, and the rotating rods on the other side of the disks are both extended into the wire groove one through bearings.

[0008] Preferably, a gear 1 is provided on the rotating rod in the wire groove 1, and the gear 1 and the gear 2 are meshed with each other.

[0009] Preferably, both the wire trough 1 and the wire trough 2 are provided with an insert block at the middle position away from one end of the slot, and the other end of the insert block is provided with a trapezoidal support block, and the insert block can be inserted into the slot.

[0010] Preferably, a semi-annular inner layer is evenly provided on one side opposite to the first wire trough and the second wire trough, and a shielding layer is provided inside the first wire trough and the second wire trough outside the semi-annular inner layer.

[0011] Preferably, spring grooves are uniformly provided in the semi-annular inner layer, and extrusion springs are provided in the spring grooves, and extrusion balls are provided at the other ends of the extrusion springs.

[0012] Preferably, a mounting groove is provided at the bottom of the second wire trough, and a bottom layer is provided at the inner bottom of the mounting groove at the bottom of the second wire trough.

[0013] Preferably, a buffer layer is provided on the top of the bottom layer, and buffer springs are evenly arranged in the buffer layer.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: the urban rail vehicle hides an integrated wire trough, and the workers can splice the wire trough according to their needs, and then rotate the disc to drive the gear 1 on its rotating rod to rotate, and the gear 1 drives the gear 2 meshing with it to rotate, and the gear 2 drives the transmission blocks at both ends of the screw rod to gather to the middle, and the transmission block drives the stopper to move on the slide groove through the connecting block, so that the stopper can block the trapezoidal block at one end of the plug block to prevent the two wire troughs from falling off after splicing, and can also improve the splicing efficiency. At the same time, the cables can be protected by the extrusion spring and the extrusion ball in the semi-annular inner layer to prevent the cables from being damaged and affecting their use effect, and the influence of the external electromagnetic field on the cables can also be reduced by the shielding layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of a combined top view and cross-sectional structure of a wire duct of the utility model;

[0017] Figure 3 This is a schematic diagram of the top view of the cable duct of the utility model;

[0018] Figure 4 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 5 For the utility model Figure 1 The enlarged structural diagram at B in the middle;

[0020] In the figure: 1. Wire trough one; 2. Wire trough two; 3. Bolt; 4. Buffer spring; 5. Buffer layer; 6. Bottom layer; 7. Screw rod; 8. Slot; 9. Shielding layer; 10. Insert block; 11. Block; 12. Slide groove; 13. Disc; 14. Gear one; 15. Transmission block; 16. Gear two; 17. Connecting block; 18. Semi-annular inner layer; 19. Extrusion ball; 20. Spring groove; 21. Extrusion spring. DETAILED DESCRIPTION

[0021] 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. 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.

[0022] See also Figure 1-5The utility model provides an embodiment: a hidden integrated wire trough for urban rail vehicles, including a wire trough 1 and a wire trough 2, one side of the wire trough 1 and the wire trough 2 is connected by a rotating shaft, and the support plates on the other sides of the wire trough 1 and the wire trough 2 are evenly provided with bolt holes, and the other sides of the wire trough 1 and the wire trough 2 are fixedly connected by bolts 3 that are rotated and screwed into the bolt holes that match the threads, and the middle positions of the top and bottom of the inner sides of one end of the wire trough 1 and the wire trough 2 are both provided with slots 8, and the wire trough 1 and the wire trough 2 are opposite. The slot 8 is provided with a screw rod 7, a gear 2 16 is provided in the middle of the screw rod 7, and a transmission block 15 is provided at both ends of the screw rod 7, and a connecting block 17 is provided at the bottom of the transmission block 15, a slide groove 12 is provided at the bottom of the slot 8 corresponding to the screw rod 7, and a stopper 11 is provided at the positions of the connecting block 17 on both sides of the slide groove 12, and the stopper 11 is connected to the connecting block 17, and a disc 13 is provided at the top and bottom of the wire groove 1 and the wire groove 2 corresponding to the position of the screw rod 7, and the other side of the disc 13 Each of the wire troughs 1 and 2 is provided with a rotating rod, and the rotating rod on the other side of the disc 13 is extended into the wire trough 1 through a bearing, and the rotating rod in the wire trough 1 is provided with a gear 14, and the gear 14 and the gear 2 16 are meshed with each other, and the wire trough 1 and the wire trough 2 are provided with an insert block 10 in the middle position away from one end of the slot 8, and the other end of the insert block 10 is provided with a trapezoidal support block, and the insert block 10 can be inserted into the slot 8, so that the staff can fix the wire trough 1 and the wire trough 2 by bolts 3, and when the wire troughs need to be spliced, the combined wire troughs can be The wire trough 1 and the wire trough 2 are spliced ​​together through the plug block 10 and the slot 8, and then the disc 13 is rotated to drive the gear 14 on its rotating rod to rotate, and the gear 14 drives the gear 2 16 meshing with it to rotate, and the gear 2 16 drives the transmission blocks 15 at both ends of the screw rod 7 to gather to the middle, and the transmission block 15 drives the block 11 to move on the slide 12 through the connecting block 17, so that the block 11 can block the trapezoidal block at one end of the plug block 10 to prevent the two wire troughs from falling off after splicing, and can also improve the splicing efficiency;

[0023] A semi-annular inner layer 18 is evenly arranged on one side of the wire trough 1 and the wire trough 2, and a shielding layer 9 is arranged in the wire trough 1 and the wire trough 2 outside the semi-annular inner layer 18, and a spring groove 20 is evenly arranged in the semi-annular inner layer 18, and a squeezing spring 21 is arranged in the spring groove 20, and a squeezing ball 19 is arranged at the other end of the squeezing spring 21, so that the wires and cables pass through the semi-annular inner layer 18 opposite to each other in the wire trough 1 and the wire trough 2, and the squeezing spring 21 and the squeezing ball 19 in the semi-annular inner layer 18 protect the cables from being damaged and affecting their use effect, and at the same time, the effect of the external electromagnetic field on the cables can be reduced by the effect of the shielding layer 9;

[0024] An installation groove is provided at the bottom of the wire trough 2, and a bottom layer 6 is provided at the bottom of the installation groove at the bottom of the wire trough 2, a buffer layer 5 is provided on the top of the bottom layer 6, and buffer springs 4 are evenly arranged in the buffer layer 5, so that after the wire trough 1 and the wire trough 2 are merged, the buffer layer 5 and the buffer spring 4 can reduce the external pressure on the wire trough 1 and the wire trough 2, thereby improving its protection against wires and cables.

[0025] When the embodiment of the present application is in use, a worker uses bolts 3 to fix the wire trough 1 and the wire trough 2. When the wire troughs need to be spliced, the combined wire trough 1 and the wire trough 2 can be spliced ​​together through the plug block 10 and the slot 8, and then the disc 13 is rotated to drive the gear 14 on its rotating rod to rotate, and the gear 14 drives the gear 2 16 engaged with it to rotate, and the gear 2 16 drives the transmission blocks 15 at both ends of the screw rod 7 to gather toward the middle, and the transmission block 15 drives the block 11 to move on the slide groove 12 through the connecting block 17, so that the block 11 can block The trapezoidal block at one end of the plug 10 prevents the two wire troughs from falling off after being spliced, and can also improve the splicing efficiency. At the same time, the cables can be protected by the squeezing spring 21 and the squeezing ball 19 in the semi-annular inner layer 18 to prevent the cables from being damaged and affecting their use effect. The shielding layer 9 can also reduce the influence of the external electromagnetic field on the cables. Finally, the spliced ​​wire troughs are placed in the installation groove, so that they can reduce the external pressure on the wire trough 1 and the wire trough 2 through the buffer layer 5 and the buffer spring 4, and improve their protection against wires and cables. Obviously, the embodiments described above are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of the utility model.

Claims

1. A hidden integrated wire duct for urban rail vehicles, characterized in that: The invention comprises a wire trough (1) and a wire trough (2), wherein one side of the wire trough (1) and the wire trough (2) are connected via a rotating shaft, and bolt holes are evenly arranged on the support plates on the other side of the wire trough (1) and the wire trough (2), and the other side of the wire trough (1) and the wire trough (2) are fixedly connected via bolts (3) that are screwed into the bolt holes that are threadedly matched, a slot (8) is arranged at the middle position of the top and bottom of the inner side of one end of the wire trough (1) and the wire trough (2), and a screw rod (7) is arranged in the slot (8) opposite to the screw rod (1) and the wire trough (2), and a gear (16) is arranged at the middle position of the screw rod (7), and transmission blocks (15) are arranged at both ends of the screw rod (7), and a connecting block (17) is arranged at the bottom of the transmission block (15).

2. The hidden integrated cable duct for urban rail vehicles according to claim 1, characterized in that: A slide groove (12) is provided at a position corresponding to the screw rod (7) at the bottom of the slot (8), and a stopper (11) is provided at a position corresponding to the connecting block (17) on both sides of the slide groove (12), and the stopper (11) is connected to the connecting block (17).

3. The hidden integrated cable duct for urban rail vehicles according to claim 1, characterized in that: The top and bottom of the wire groove one (1) and the wire groove two (2) are both provided with a disk (13) at the position corresponding to the screw rod (7), and the other side of the disk (13) is provided with a rotating rod, and the rotating rod on the other side of the disk (13) extends into the wire groove one (1) through a bearing.

4. The hidden integrated cable duct for urban rail vehicles according to claim 1, characterized in that: A gear 1 (14) is provided on the rotating rod in the wire groove 1 (1), and the gear 1 (14) and the gear 2 (16) are meshed with each other.

5. The hidden integrated cable duct for urban rail vehicles according to claim 1, characterized in that: An insert block (10) is provided at the middle position of the first wire trough (1) and the second wire trough (2) away from one end of the slot (8), and a trapezoidal support block is provided at the other end of the insert block (10), and the insert block (10) can be inserted into the slot (8).

6. The hidden integrated cable duct for urban rail vehicles according to claim 1, characterized in that: A semi-annular inner layer (18) is evenly provided on one side of the wire trough 1 (1) and the wire trough 2 (2) facing each other, and a shielding layer (9) is provided inside the wire trough 1 (1) and the wire trough 2 (2) outside the semi-annular inner layer (18).

7. The hidden integrated cable duct for urban rail vehicles according to claim 6, characterized in that: The semi-annular inner layer (18) is evenly provided with spring grooves (20), the spring grooves (20) are provided with extrusion springs (21), and the other ends of the extrusion springs (21) are provided with extrusion balls (19).

8. The hidden integrated cable duct for urban rail vehicles according to claim 1, characterized in that: The bottom of the second wire trough (2) is provided with a mounting groove, and the bottom of the mounting groove at the bottom of the second wire trough (2) is provided with a bottom layer (6).

9. The hidden integrated cable duct for urban rail vehicles according to claim 8, characterized in that: A buffer layer (5) is provided on the top of the bottom layer (6), and buffer springs (4) are evenly arranged in the buffer layer (5).

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