CN215322551U - Roof structure and suspension type air rail train with same - Google Patents
Roof structure and suspension type air rail train with same Download PDFInfo
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- CN215322551U CN215322551U CN202120843805.8U CN202120843805U CN215322551U CN 215322551 U CN215322551 U CN 215322551U CN 202120843805 U CN202120843805 U CN 202120843805U CN 215322551 U CN215322551 U CN 215322551U
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Abstract
The utility model provides a roof structure which comprises a roof body and a sealing structure arranged on the roof body, wherein a line passing hole is formed in the roof body, the sealing structure is arranged around the line passing hole, and the sealing structure is suitable for being matched with the bottom of a distribution box arranged on the roof body in an inserting mode. According to the utility model, the sealing structure is arranged on the car roof body, so that when the junction box is assembled, the sealing structure is inserted into the slot structure at the bottom of the junction box, the junction box and the car roof body are spliced at the wire passing hole, and the gap between the junction box and the car roof body is eliminated.
Description
Technical Field
The utility model relates to the technical field of suspension type rail transit, in particular to a roof structure and a suspension type air rail train with the same.
Background
At present, for the air rail train, the electrical equipment is usually installed on the roof of the air rail train, so that high-voltage cables and low-voltage cables connected with the electrical equipment need to enter the cab from the roof and then be connected to a control cabinet in the cab.
In the prior art, in order to prevent the high-voltage cable and the low-voltage cable from influencing each other during wiring, a high-voltage distribution box and a low-voltage distribution box are arranged on a roof, and two wire passing holes formed in the roof are respectively arranged below the two distribution boxes, so that the high-voltage cable and the low-voltage cable can be respectively connected to the high-voltage distribution box and the low-voltage distribution box, and the corresponding wire passing holes below the distribution boxes enter a carriage and then enter a cab to be connected to a control cabinet. However, the branch box is arranged on the roof through the bracket, and a certain distance is reserved between the branch box and the roof, so that rainwater can easily enter the branch hole from a gap between the branch box and the roof and further enter the carriage, and the water leakage condition of the carriage is caused.
SUMMERY OF THE UTILITY MODEL
The utility model solves the problems that: how to improve the leakproofness between branch box and the roof to prevent that rainwater from getting into in the carriage by the branch hole.
In order to solve the problems, the utility model provides a roof structure which comprises a roof body and a sealing structure arranged on the roof body, wherein a line passing hole is formed in the roof body, the sealing structure is arranged around the line passing hole, and the sealing structure is suitable for being matched with the bottom of a junction box arranged on the roof body in an inserting mode.
Optionally, the sealing structure is an annular protrusion, and the shape of the annular protrusion is matched with the shape of the wire through hole.
Optionally, an accommodating groove with an upward opening is formed in the annular protrusion, a cushion pad is arranged in the accommodating groove, a part of the cushion pad is accommodated in the accommodating groove, and the other part of the cushion pad is higher than the annular protrusion.
Optionally, the accommodating groove is in an annular groove structure and is matched with the annular bulge in shape.
Optionally, a space is provided between the inner side wall of the annular protrusion and the edge of the wire passing hole.
Optionally, in a direction perpendicular to the roof body, a dimension of an inner groove wall of the receiving groove is larger than a dimension of an outer groove wall of the receiving groove.
Optionally, a through pipe hole is further formed in the roof body, a warm air pipe of an air conditioner installed on the roof body is suitable for entering a compartment through the through pipe hole, the sealing structure is arranged at the through pipe hole, and the sealing structure is suitable for being matched with the bottom of the air conditioner in an inserting mode.
Optionally, the roof structure further includes a mounting structure disposed on the roof body, the mounting structure is provided with a connecting groove with an upward opening, the connecting groove penetrates through the mounting structure along a length direction of the mounting structure, and the connecting groove is adapted to cooperate with a T-bolt to mount the junction box.
Optionally, an orthographic projection of the connecting groove on a plane perpendicular to the length direction of the mounting structure is in an inverted T shape or a cross shape.
In order to solve the technical problem, the utility model further provides a suspended air rail train, which comprises any one of the roof structures.
Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the sealing structure is arranged on the car roof body, so that when the junction box is assembled, the sealing structure is inserted into the slot structure at the bottom of the junction box, the junction box and the car roof body are spliced at the wire passing hole, and the gap between the junction box and the car roof body is eliminated, therefore, the splicing fit of the sealing structure and the junction box can prevent rainwater dropping on the car roof body from flowing into a carriage from the wire passing hole, and the sealing performance of the junction box and the car roof body at the wire passing hole is improved; moreover, the plugging fit of the sealing structure and the slot structure at the bottom of the junction box enables the junction box to be mounted more conveniently and quickly; in addition, the sealing structure is clamped in the slot structure by two side slot walls of the slot structure at the bottom of the junction box, so that the junction box is more stably inserted into the roof body.
Drawings
FIG. 1 is a schematic structural view of a roof structure according to an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is a schematic structural view of another aspect of the sealing structure in the embodiment of the present invention.
Description of reference numerals:
1-roof body, 11-line through hole, 12-line through hole, 2-mounting structure, 21-first profile bracket, 22-second profile bracket, 3-sealing structure, 31-accommodating groove, 311-inner groove wall, 312-outer groove wall, 32-inner side wall and 33-outer side wall.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the coordinate system XYZ provided herein, the X axis represents forward, the X axis represents backward, the Y axis represents forward, the Y axis represents rightward, the Z axis represents forward, and the Z axis represents backward. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein.
With reference to fig. 1 to 3, an embodiment of the present invention provides a roof structure, including a roof body 1 and a sealing structure 3 disposed on the roof body 1, where the roof body 1 is provided with a wire passing hole 11, the sealing structure 3 is disposed around the wire passing hole 11, and the sealing structure 3 is adapted to be in plug-in fit with a bottom of a distribution box mounted on the roof body 1.
The high-voltage distribution box and the low-voltage distribution box are arranged on the roof of the air rail train and are installed on the roof body 1 through a support, a certain distance is reserved between the high-voltage distribution box and the roof body 1, an opening is formed in the bottom of the distribution box, a line passing hole 11 is formed in the position, corresponding to the opening, of the roof body 1, a high-voltage cable connected to the high-voltage distribution box or a low-voltage cable connected to the low-voltage distribution box penetrates out of the distribution box downwards from the opening in the bottom of the distribution box, enters a carriage from the corresponding line passing hole 11 in the roof body 1 and is connected to a control cabinet of a cab; meanwhile, a slot structure is arranged at the bottom of the junction box around the opening, and the sealing structure 3 on the roof body 1 is inserted into the slot structure at the bottom of the junction box, so that the junction box and the roof body 1 are spliced at the wire passing hole 11, and a gap between the junction box and the roof body 1 is eliminated, therefore, the splicing fit of the sealing structure 3 and the junction box can prevent rainwater dropping on the roof body 1 from flowing into a carriage from the wire passing hole 11, and the sealing performance of the junction box and the roof body 1 at the wire passing hole 11 is improved; moreover, the plugging fit of the sealing structure 3 and a slot structure at the bottom of the junction box enables the junction box to be mounted more conveniently and quickly; in addition, the sealing structure 3 is clamped in the slot structure by two side slot walls of the slot structure at the bottom of the junction box, so that the junction box is more stably inserted into the roof body 1.
Alternatively, as shown in fig. 2, the sealing structure 3 is an annular protrusion, and the shape of the annular protrusion is matched with the shape of the wire through hole 11. In the embodiment, the sealing structure 3 is arranged as the continuous annular bulge, so that the structure is simple and the processing is easy; moreover, the shape of annular protrusion and the shape looks adaptation of crossing line hole 11, for example, when crossing line hole 11 and being the circular port, annular protrusion is the annular bulge structure of circle, when crossing line hole 11 and being the quad slit, annular protrusion is the annular bulge structure of square, so, can reduce seal structure 3's consumptive material, practice thrift manufacturing cost.
Optionally, as shown in fig. 2, the annular protrusion is provided with an accommodating groove 31 with an upward opening, a cushion pad is disposed in the accommodating groove 31, and a portion of the cushion pad is accommodated in the accommodating groove 31, and another portion of the cushion pad is higher than the annular protrusion.
In this embodiment, the holding tank 31 can be continuous ring channel structure, also can be the groove structure that the multistage interval set up, to cyclic annular arch is square as an example, square cyclic annular arch has four protruding segments that the head and the tail connected gradually, can be set up a holding tank 31 on at least one protruding segment, and holding tank 31 on each protruding segment does not communicate, also can all set up a holding tank 31 on every protruding segment, and holding tank 31 on each protruding segment communicates each other, form an annular groove structure. The accommodating groove 31 may be provided as needed during actual use, and is not particularly limited in this embodiment. The buffer pad is usually made of rubber materials and has certain buffering capacity. Because electrical equipment such as an air conditioner installed on the roof body 1 can vibrate up and down during working, the vibration is transmitted to the junction box through the roof body 1, so that the junction box can vibrate up and down, the annular bulge at the junction hole 11 moves up and down in the slot structure at the bottom of the junction box, and the upper end face of the annular bulge is easy to collide with the bottom of the junction box. Therefore, in this embodiment, the cushion pad is disposed in the accommodating groove 31 and is higher than the annular protrusion, so that when the annular protrusion on the roof body 1 moves up and down in the slot structure at the bottom of the junction box, the bottom of the junction box directly collides with the cushion pad in the accommodating groove 31, thereby preventing the junction box from directly colliding with the annular protrusion rigidly, and playing a certain role in damping vibration.
Alternatively, as shown in fig. 2, the receiving groove 31 is an annular groove structure and is adapted to the shape of the annular protrusion. Preferred holding tank 31 is the annular groove structure in this embodiment, can make things convenient for whole processing on the one hand, and on the other hand can increase area of contact between junction box and the blotter, and the damping effect is better.
Optionally, as shown in fig. 2, the inner sidewall 32 of the annular protrusion is spaced from the edge of the wire passing hole 11. Specifically, the annular protrusion has an inner sidewall 32 and an outer sidewall 33, the inner sidewall 32 is located inside an area surrounded by the annular protrusion, and the outer sidewall 33 is located outside the area surrounded by the annular protrusion. In this embodiment, the annular protrusion is not disposed around the edge of the wire passing hole 11, but disposed at a certain distance from the edge of the wire passing hole 11, that is, there is a distance between the inner sidewall 32 of the annular protrusion and the edge of the wire passing hole 11, so that the area of the region surrounded by the annular protrusion is larger than the area of the wire passing hole 11. In this way, when the annular protrusion is fixed to the roof body 1 by welding, in addition to welding at the joint of the outer side wall 312 of the annular protrusion and the roof body 1, welding may be performed at the joint of the inner side wall 32 of the annular protrusion and the roof body 1, so as to enhance the firmness of the welding of the annular protrusion to the roof body 1.
Alternatively, as shown in conjunction with fig. 3, the inner groove wall 311 of the receiving groove 31 has a size larger than the outer groove wall 312 of the receiving groove 31 in a direction perpendicular to the roof body 1.
In this embodiment, the accommodating groove 31 has an inner groove wall 311 and an outer groove wall 312, when the accommodating groove 31 is an annular groove structure, the inner groove wall 311 is located in the region surrounded by the accommodating groove 31, the outer groove wall 312 is located outside the region surrounded by the accommodating groove 31, when the accommodating groove 31 is a groove structure in which multiple sections are not communicated, the inner groove wall 311 is a groove wall that the accommodating groove 31 faces the annular convex inner side wall 32 and is adjacent to the annular convex inner side wall 32, and the outer groove wall 312 is a groove wall that the accommodating groove 31 faces the annular convex outer side wall 33 and is adjacent to the annular convex outer side wall 33. In a direction perpendicular to the roof body 1, i.e., in the Z-axis direction in fig. 3, the inner groove wall 311 of the accommodation groove 31 has a size larger than that of the outer groove wall 312, that is, the inner groove wall 311 of the accommodation groove 31 is higher than the outer groove wall 312. Thus, even if rainwater penetrates into the receiving groove 31, the rainwater is blocked by the inner groove wall 311 of the receiving groove 31 and cannot flow into the line hole 11, so that the sealing performance between the junction box and the roof body 1 can be further improved, and the waterproof effect is better.
Optionally, as shown in fig. 1, the roof body 1 is further provided with a through hole 12, a warm air pipe of an air conditioner mounted on the roof body 1 is adapted to enter the vehicle compartment through the through hole 12, and a sealing structure 3 is provided at the through hole 12, and the sealing structure 3 is adapted to be in plug-in fit with the bottom of the air conditioner.
Because the air conditioner of the air rail train is arranged on the roof body 1, and a warm air pipe of the air conditioner also needs to enter the carriage from the roof, the pipe hole 12 needs to be formed in the roof body 1, so that the warm air pipe of the air conditioner can conveniently extend into the carriage from the pipe hole 12. The through-hole 12 is provided below the air conditioner, and the through-hole 12 is shielded by the air conditioner to prevent rainwater from directly dropping into the through-hole 12 from above. Similar to the structure of the line passing hole 11, the sealing structure 3 which is annular protrusion is also arranged at the tube passing hole 12, and the bottom of the air conditioner is also provided with a slot structure which is matched with the annular protrusion and is used for being in plug-in fit with the sealing structure 3 at the tube passing hole 12 so as to prevent rainwater which drips on the roof body 1 from flowing into the compartment from the tube passing hole 12.
Optionally, as shown in fig. 1, the roof structure further includes a mounting structure 2 disposed on the roof body 1, the mounting structure 2 is provided with a connecting groove 23 with an upward opening, the connecting groove 23 penetrates through the mounting structure 2 along a length direction of the mounting structure 2, and the connecting groove 23 is adapted to cooperate with a T-bolt to mount a distribution box.
In this embodiment, the roof body 1 is further provided with a mounting structure 2 for mounting a distribution box. Specifically, the shell of the junction box is provided with a mounting hole, the mounting structure 2 is provided with a connecting groove 23 with an upward opening, when the junction box is mounted on the roof body 1, a T-shaped bolt slides into the connecting groove 23 from the end part of the connecting groove 23 in a posture that the head part of the T-shaped bolt faces downwards, the T-shaped bolt can slide in the connecting groove 23 along the length direction of the connecting groove 23 (namely the X-axis direction in fig. 1) to adjust the mounting position of the junction box, and the flexibility and the convenience in mounting the junction box are greatly improved; after the installation position of the junction box is adjusted to a proper installation position, the installation hole in the junction box is aligned to the T-shaped bolt and is simultaneously screwed down by the nut, so that the installation of the junction box is completed, the installation difficulty of the junction box is effectively reduced, and the installation efficiency can be improved.
Alternatively, the attachment slot 23 may have an inverted T-shape or cross-shape in an orthogonal projection on a plane perpendicular to the length direction of the mounting structure 2. That is, the orthogonal projection of the connecting groove 23 on the plane parallel to ZY in fig. 1 is in the shape of an inverted T or cross, or the cross section of the connecting groove 23 is in the shape of an inverted T or cross. So, set up spread groove 23 into inverted T-shaped groove or cross-shaped groove to conveniently utilize the cell wall in inverted T-shaped groove or cross-shaped groove to carry on spacingly to the bolt head of T type bolt, prevent T type bolt at spread groove 23 internal rotation, guarantee the steadiness when the branch box passes through spread groove 23 and T type bolt cooperation installation is fixed on the roof.
Alternatively, as shown in fig. 1, the mounting structure 2 comprises a first profile support 21 and a second profile support 22, each provided with a connecting groove 23, the first profile support 21 and the second profile support 22 have the same cross-sectional shape, and the dimension of the second profile support 22 is larger than the dimension of the first profile support 21 in the length direction of the mounting structure 2. The length direction of the mounting structure 2 is also the length direction of the first profile holder 21 and the second profile holder 22, i.e. the length of the second profile holder 22 is greater than the length of the first profile holder 21.
Because the structures of electrical equipment such as air conditioners, branch boxes and the like are different, the installation positions are also different, and the installation structure 2 using the same specification cannot meet the installation requirements of the air conditioners and the branch boxes at the same time, so that the installation structure 2 is divided into a first profile support 21 and a second profile support 22 in the embodiment to adapt to the installation requirements of different electrical equipment. Specifically, at least two profile brackets are needed for mounting and fixing an electrical device, the shorter first profile bracket 21 can be used for mounting an electrical device with a smaller volume (such as a junction box, a storage battery and the like), and the contact area between the longer second profile bracket 22 and the electrical device is larger, so that the second profile bracket 22 can provide a larger supporting force for the electrical device, and can be used for mounting an electrical device with a larger volume (such as an air conditioner). So, can choose to adopt first section bar support 21 or second section bar support 22 to install fixedly according to electrical equipment's volume size, can prevent to all adopt longer second section bar support 22 to cause the waste of the production material of mounting structure 2 when installing small electrical equipment, also can prevent to all adopt shorter first section bar support 21 to cause first section bar support 21 to be not enough for the holding power that electrical equipment provided when installing large electrical equipment, lead to bulky electrical equipment to install insecure.
The embodiment of the utility model also provides a suspended air rail train, which comprises any one of the roof structures.
The suspension type air rail train in the embodiment comprises the roof structure, the branch box, the air conditioner and the like which are arranged on the roof body 1 of the roof structure, the roof structure further comprises a sealing structure 3 arranged on the roof body 1, and the branch box and the roof body 1 are spliced at the wire passing hole 11 by inserting the sealing structure 3 into the slot structure at the bottom of the branch box, so that the gap between the branch box and the roof body 1 is eliminated, and thus, the splicing fit of the sealing structure 3 and the branch box can prevent rainwater dropping on the roof body 1 from flowing into a carriage from the wire passing hole 11, and the sealing performance of the branch box and the roof body 1 at the wire passing hole 11 is improved; moreover, the plugging fit of the sealing structure 3 and a slot structure at the bottom of the junction box enables the junction box to be mounted more conveniently and quickly; in addition, the sealing structure 3 is clamped in the slot structure by two side slot walls of the slot structure at the bottom of the junction box, so that the junction box is more stably inserted into the roof body 1.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.
Claims (10)
1. The roof structure is characterized by comprising a roof body (1) and a sealing structure (3) arranged on the roof body (1), wherein a line passing hole (11) is formed in the roof body (1), the sealing structure (3) is arranged around the line passing hole (11), and the sealing structure (3) is suitable for being matched with the bottom of a distribution box installed on the roof body (1) in an inserted mode.
2. Roof structure according to claim 1, characterized in that the sealing structure (3) is an annular projection, and the shape of the annular projection is adapted to the shape of the wire passage hole (11).
3. The roof structure of claim 2, characterized in that the annular protrusion is provided with a receiving groove (31) with an upward opening, a cushion pad is arranged in the receiving groove (31), and a part of the cushion pad is received in the receiving groove (31) and another part of the cushion pad is higher than the annular protrusion.
4. Roof structure in accordance with claim 3, characterized in that the receiving groove (31) is in the form of an annular groove and is adapted to the shape of the annular projection.
5. Roof structure as claimed in claim 3, characterized in that the annular projection has an inner side wall (32) spaced from the edge of the through-line opening (11).
6. Roof structure according to claim 3, characterized in that the dimension of the inner groove wall (311) of the receiving groove (31) is larger than the dimension of the outer groove wall (312) of the receiving groove (31) in a direction perpendicular to the roof body (1).
7. The roof structure according to any one of claims 1 to 6, characterized in that the roof body (1) is further provided with a through hole (12), a warm air pipe of an air conditioner mounted on the roof body (1) is suitable for entering a compartment through the through hole (12), and the sealing structure (3) is arranged at the through hole (12), and the sealing structure (3) is suitable for being in plug fit with the bottom of the air conditioner.
8. Roof structure according to any of the claims 1-6, further comprising a mounting structure (2) arranged on the roof body (1), wherein the mounting structure (2) is provided with an upwardly open attachment slot (23), wherein the attachment slot (23) extends through the mounting structure (2) in the length direction of the mounting structure (2), and wherein the attachment slot (23) is adapted to cooperate with a T-bolt for mounting the distribution box.
9. Roof structure in accordance with claim 8, characterized in that the attachment slot (23) has an orthographic projection in a plane perpendicular to the length direction of the mounting structure (2) in the shape of an inverted T or a cross.
10. A suspended air rail train, characterized in that it comprises a roof construction according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120843805.8U CN215322551U (en) | 2021-04-22 | 2021-04-22 | Roof structure and suspension type air rail train with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120843805.8U CN215322551U (en) | 2021-04-22 | 2021-04-22 | Roof structure and suspension type air rail train with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215322551U true CN215322551U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120843805.8U Active CN215322551U (en) | 2021-04-22 | 2021-04-22 | Roof structure and suspension type air rail train with same |
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| Country | Link |
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| CN (1) | CN215322551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230755A (en) * | 2022-07-27 | 2022-10-25 | 中车株洲电力机车有限公司 | Railway vehicle roof structure |
-
2021
- 2021-04-22 CN CN202120843805.8U patent/CN215322551U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230755A (en) * | 2022-07-27 | 2022-10-25 | 中车株洲电力机车有限公司 | Railway vehicle roof structure |
| CN115230755B (en) * | 2022-07-27 | 2023-10-13 | 中车株洲电力机车有限公司 | Roof structure of railway vehicle |
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