Subway tunnel flood gate without cutting off busbar
By designing an anti-flooding door in the subway tunnel without cutting the busbar, the articulated structure of the main and small door leaves and the busbar hole slots are used to solve the problem of disconnecting the busbar when opening and closing the flood door, and a faster and more efficient door leaf opening and closing operation is achieved.
Patent Information
- Application Number
- CN202421589523.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-05
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-07-05
AI Technical Summary
When the anti-flooding door in the subway tunnel is opened and closed, the steel contact network busbar needs to be disconnected, resulting in cumbersome operation and the inability to close the anti-flooding door in time and completely.
A subway tunnel anti-flooding door without cutting the busbar is designed. Through the hinged structure of the main and small door leaves and the busbar hole slot, the busbar is automatically avoided when the door leaves are opened and closed, avoiding the need to disconnect the busbar.
It effectively reduces the opening and closing time of tunnel flood doors, saves the labor of staff, and ensures the timely and thorough closing of flood doors.
Smart Images
Figure CN222686743U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rail transportation engineering, in particular to a subway tunnel flood prevention door without cutting off a bus bar. Background Art
[0002] In the application of subway tunnel engineering, for subway tunnel projects that pass under water bodies such as rivers and lakes, anti-flood gates should be installed at both ends of the tunnel under the water body or other measures should be taken to prevent flooding, so as to avoid the possibility of endangering the safety of other sections at both ends when the underwater tunnel is damaged.
[0003] At present, subway tunnel flood-proof doors can be divided into drop-down type and swing-open type according to the opening method. When these two types of flood-proof doors are used in two subway lines powered by rigid contact networks, due to the obstruction of the rigid contact network bus, the staff need to disconnect the contact network bus before opening the flood-proof doors, which is not only time-consuming and laborious, but also unable to close the flood-proof doors in a timely and thorough manner. Utility Model Content
[0004] The utility model aims to provide a subway tunnel flood prevention door without cutting off the busbar, so as 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 subway tunnel flood-proof door without cutting off the bus, the subway tunnel flood-proof door comprising door leaves, hinges, door frames, small door leaf locking and fixing devices, a bus and a bus sealing device, wherein the door leaves comprise large door leaves and small door leaves, the hinges comprise large door leaf hinges and small door leaf hinges, the large door leaves are hinged to the door frame through the large door leaf hinges, and the small door leaves are hinged to the door frame through the small door leaf hinges; the small door leaf locking and fixing device comprises a locking head assembly and a locking seat, one of the locking head assembly and the locking seat is installed on the large door leaf, and the other is installed on the small door leaf When the large door leaf and the small door leaf are both closed, the locking head assembly and the locking seat can cooperate and dock to achieve a locking connection between the large door leaf and the small door leaf; when the large door leaf and the small door leaf are both closed, a bus hole can be enclosed between the large door leaf and the small door leaf, and the bus can pass through the bus hole. When the large door leaf and the small door leaf rotate, the bus hole forms a bus hole groove on the large door leaf and / or the small door leaf, and the bus will completely avoid the large door leaf and the small door leaf along the opening direction of the bus hole groove; when the large door leaf and the small door leaf are both closed, the bus sealing device is used to clamp the bus to achieve sealing of the bus in the bus hole.
[0006] Based on the above technical features, when the subway tunnel flood prevention door in the utility model is closed, the bus will be in the bus hole formed by the large door leaf and the small door leaf. When the subway tunnel flood prevention door rotates, a bus hole groove is formed on the large door leaf and / or the small door leaf. The bus will completely avoid the large door leaf and the small door leaf due to the formed bus hole groove, which effectively solves the disadvantage of the background technology that the bus needs to be disconnected when the tunnel flood prevention door is opened and closed, effectively reduces the opening and closing time of the tunnel flood prevention door and saves the labor of the staff.
[0007] Preferably in the present technical solution, a large door leaf hole groove is provided on the large door leaf, the opening of the large door leaf hole groove faces the small door leaf, and the opening of the large door leaf hole groove faces a direction perpendicular to the axis of the large door leaf hinge. When the large door leaf and the small door leaf are closed, the end of the small door leaf away from the small door leaf hinge can enclose the opening of the large door leaf hole groove so that the large door leaf hole groove forms the bus hole.
[0008] Preferably in the present technical solution, a small door leaf hole groove is provided on the small door leaf, the opening of the small door leaf hole groove faces the large door leaf, and the opening of the small door leaf hole groove faces the axis direction perpendicular to the small door leaf hinge. When the large door leaf and the small door leaf are closed, the end of the large door leaf away from the large door leaf hinge can enclose the opening of the large door leaf bus groove to form the bus hole.
[0009] Preferably in the present technical solution, a large door leaf hole groove is provided on the large door leaf, and a small door leaf hole groove is provided on the small door leaf, the opening of the large door leaf hole groove faces the small door leaf, and the opening of the large door leaf hole groove faces the large door leaf, and the opening of the small door leaf hole groove faces the small door leaf, and the opening of the small door leaf hole groove faces the small door leaf, and the opening of the small door leaf hole groove faces the small door leaf, and the opening of the small door leaf hole groove faces the small door leaf, and when the large door leaf and the small door leaf are closed, the large door leaf hole groove and the small door leaf hole groove cooperate with each other to enclose and form a bus hole.
[0010] Preferably in the present technical solution, the bus sealing device comprises a sealing rubber block and a sealing rubber block driving device, and the sealing rubber block driving device can cooperate with the sealing rubber block to drive the sealing rubber block to operate when the large door leaf and the small door leaf are closed, so as to achieve sealing of the bus in the bus hole.
[0011] Preferably in the present technical solution, the locking head assembly comprises a driving assembly, a locking link assembly and a locking head, the driving assembly, the locking link assembly and the locking head are installed on the small door leaf, and the locking seat is fixedly installed on the large door leaf, wherein the driving assembly is transmission-connected to the locking link assembly, the locking head is arranged on the locking link assembly, and the driving assembly can drive and control the locking link assembly to realize the extension and extension of the locking head on the locking seat.
[0012] In the present technical solution, preferably, the driving assembly is a handwheel assembly, the handwheel assembly is transmission-connected to the locking link assembly, and rotating the handwheel in the handwheel assembly can manually drive the locking head to extend in and out on the locking seat.
[0013] In the present technical solution, preferably, the driving assembly is a hydraulic motor assembly, and the hydraulic motor assembly is transmission-connected to the locking link assembly, and the hydraulic motor assembly is controlled to hydraulically drive the locking head to extend in and out on the locking seat. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the door structure of a subway tunnel flood prevention door in an embodiment of the utility model;
[0015] Figure 2 This is a schematic diagram of the overall structure of the subway tunnel flood prevention door in the embodiment of the utility model;
[0016] Figure 3 This is a schematic diagram of the structure of a large door leaf in an embodiment of the utility model;
[0017] Figure 4 It is a schematic structural diagram of a small door leaf in an embodiment of the utility model.
[0018] In the figure: 1. large door leaf; 11. hole groove of large door leaf; 2. small door leaf; 3. hinge of large door leaf; 4. hinge of small door leaf; 5. door frame; 6. locking and fixing device of small door leaf; 61. locking head assembly; 61A. driving assembly; 61B. locking connecting rod assembly; 61C. locking head; 62. locking seat; 7. bus; 8. bus sealing device. DETAILED DESCRIPTION
[0019] 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.
[0020] It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.
[0021] In addition, it should be understood that for the convenience of description, the sizes of various components shown in the drawings are not drawn according to the actual proportional relationship.
[0022] It should be noted that like reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined or described in one drawing, it will not require further detailed discussion and description in the description of the subsequent drawings.
[0023] Before understanding the present invention, it should be clear that subway tunnel flood prevention doors are generally provided with bus bars for supplying power to trains. When subway tunnel flood prevention doors are closed, the bus bars are often hindered from closing due to the setting of the bus bars. If the subway tunnel flood prevention doors are forcibly closed, the bus bars will be squeezed and damaged. Therefore, in general, in order to protect the bus bars, the bus bars must be disconnected before the subway tunnel flood prevention doors are closed. This operation not only increases the workload of the staff, but also correspondingly prolongs the closing time of the subway tunnel flood prevention doors.
[0024] like Figures 1 to 4 As shown, the utility model provides a technical solution: a subway tunnel flood-proof door without cutting off the bus, the subway tunnel flood-proof door includes a door leaf, a hinge, a door frame, a small door leaf locking and fixing device, a bus and a bus sealing device.
[0025] like Figure 1 As shown, the door leaf includes a large door leaf 1 and a small door leaf 2, and the hinges include a large door leaf hinge 3 and a small door leaf hinge 4. The large door leaf 1 is hinged to the door frame 5 through the large door leaf hinge 3, and at the same time, the small door leaf 2 is hinged to the door frame 5 through the small door leaf hinge 4.
[0026] like Figure 2 and Figure 3 As shown, the small door leaf locking and fixing device 6 includes a locking head assembly 61 and a locking seat 62. In the embodiment of the utility model, the locking seat 62 is installed on the large door leaf 1, and the locking head assembly 61 is installed on the small door leaf 2. When the large door leaf 1 and the small door leaf 2 are both closed, the locking head assembly 61 and the locking seat 62 can cooperate and dock to achieve a locking connection between the large door leaf 1 and the small door leaf 2, and finally achieve the locking of the large door leaf 1 and the small door leaf 2 when the subway tunnel flood prevention door is closed.
[0027] Furthermore, the locking head assembly 61 includes a driving assembly 61A, a locking link assembly 61B and a locking head 61C, wherein the driving assembly 61A, the locking link assembly 61B and the locking head 61C are installed on the small door leaf 2, and the locking seat 62 is fixedly installed on the large door leaf 1, wherein the driving assembly 61A is transmission-connected to the locking link assembly 61B, and the locking head 61C is arranged on the locking link assembly 61B, and the driving assembly 61A can drive and control the locking link assembly 61B to realize the extension and extension of the locking head 61C on the locking seat 62, and when the locking head 61C is extended to the locking seat 62, the small door leaf 2 will be locked on the large door leaf 1.
[0028] Furthermore, in the embodiment of the utility model, the driving component 61A combines two driving modes: manual driving of a handwheel component and hydraulic driving of a hydraulic motor component. The handwheel component is transmission-connected to the locking link component 61B, and rotating the handwheel in the handwheel component can manually drive the locking head 61C to extend in and out on the locking seat 62. The hydraulic motor component is transmission-connected to the locking link component 61B, and controlling the hydraulic motor component can hydraulically drive the locking head 61C to extend in and out on the locking seat 62.
[0029] When the large door leaf 1 and the small door leaf 2 are both closed, a bus hole can be enclosed between the large door leaf 1 and the small door leaf 2, and the bus 7 can pass through the bus hole. When the large door leaf 1 and the small door leaf 2 are opened, the bus hole forms a bus hole groove on the large door leaf 1 and / or the small door leaf 2, and the bus 7 will completely avoid the large door leaf 1 and the small door leaf 2 along the opening direction of the bus hole groove, effectively solving the problem in the background technology that the bus 7 needs to be disconnected when the tunnel flood prevention door is opened and closed, effectively reducing the opening and closing time of the subway tunnel flood prevention door and saving the labor of the staff.
[0030] like Figure 1 and Figure 2 As shown, in the embodiment of the utility model, a large door leaf 1 is provided with a large door leaf slot 11, the opening of the large door leaf slot 11 faces the small door leaf 2, and the opening of the large door leaf slot 11 faces the axis direction perpendicular to the large door leaf hinge 3. When the large door leaf 1 and the small door leaf 2 are both closed, the end of the small door leaf 2 away from the small door leaf hinge 4 can enclose the opening of the large door leaf slot 11 to form a bus hole in the large door leaf slot 11.
[0031] Furthermore, in other embodiments, there are the following two technical implementation schemes for the position setting of the bus hole groove: the bus hole groove is separately arranged on the small door leaf 2 or the bus hole groove is simultaneously arranged on the large door leaf 1 and the small door leaf 2; when the bus hole groove is separately arranged on the small door leaf 2, a small door leaf hole groove is formed on the small door leaf 2, the opening of the small door leaf hole groove faces the large door leaf 1, and the opening of the small door leaf hole groove faces the axial direction perpendicular to the small door leaf hinge 4. When the large door leaf 1 and the small door leaf 2 are both closed, the end of the large door leaf 1 away from the large door leaf hinge 3 can enclose the opening of the small door leaf hole groove so that the small door leaf hole groove forms a bus hole through which the bus 7 can pass; when the bus hole groove is simultaneously arranged on the large door leaf 1 and the small door leaf 2, at this time, a large door leaf hole groove 11 is formed on the large door leaf 1, and a small door leaf hole groove is formed on the small door leaf 2, and the large door leaf hole groove The opening of the groove 11 faces the small door leaf 2, and the opening of the large door leaf hole groove 11 faces the axial direction perpendicular to the large door leaf hinge 3, the opening of the small door leaf hole groove faces the large door leaf 1, and the opening of the small door leaf hole groove faces the axial direction perpendicular to the small door leaf hinge 4. When the large door leaf 1 and the small door leaf 2 are both closed, the large door leaf hole groove 11 and the small door leaf hole groove can be enclosed to form a bus hole through which the bus 7 can pass; in the above three technical implementation schemes for the position setting of the bus hole groove, when the large door leaf 1 and the small door leaf 2 are opened and closed, the rotation of the large door leaf 1 and the small door leaf 2 can completely avoid the bus 7 through the bus hole grooves set therein, effectively solving the problem that the bus 7 needs to be disconnected when the subway tunnel flood prevention door is opened and closed, not only effectively reducing the opening and closing time of the subway tunnel flood prevention door, but also saving the staff from the operation of disconnecting the bus 7.
[0032] When the large door leaf 1 and the small door leaf 2 are both closed, the bus sealing device 8 is used to clamp the bus 7 to achieve sealing of the bus 7 in the bus hole. The bus sealing device 8 includes a sealing block and a sealing block driving device. The sealing block driving device can cooperate with the sealing block to drive the sealing block to operate when the large door leaf 1 and the small door leaf 2 are both closed to achieve sealing of the bus 7 in the bus hole.
[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A subway tunnel flood prevention door without cutting off the busbar, characterized in that: The subway tunnel flood prevention door comprises a door leaf, a hinge, a door frame (5), a small door leaf locking and fixing device (6), a bus bar (7) and a bus bar sealing device (8), wherein: The door leaf comprises a large door leaf (1) and a small door leaf (2), and the hinge comprises a large door leaf hinge (3) and a small door leaf hinge (4). The large door leaf (1) is hinged to the door frame (5) via the large door leaf hinge (3), and the small door leaf (2) is hinged to the door frame (5) via the small door leaf hinge (4). The small door leaf locking and fixing device (6) comprises a locking head assembly (61) and a locking seat (62), one of which is mounted on the large door leaf (1) and the other is mounted on the small door leaf (2). When the large door leaf (1) and the small door leaf (2) are both closed, the locking head assembly (61) and the locking seat (62) can be matched and docked to achieve a locking connection between the large door leaf (1) and the small door leaf (2); When the large door leaf (1) and the small door leaf (2) are both closed, a bus hole can be formed between the large door leaf (1) and the small door leaf (2), and the bus (7) can pass through the bus hole. When the large door leaf (1) and the small door leaf (2) rotate, the bus hole forms a bus hole groove on the large door leaf (1) and / or the small door leaf (2), and the bus (7) completely avoids the large door leaf (1) and the small door leaf (2) along the opening direction of the bus hole groove; When the large door leaf (1) and the small door leaf (2) are both closed, the busbar sealing device (8) is used to clamp the busbar (7) to achieve sealing of the busbar (7) in the busbar hole.
2. The subway tunnel flood prevention door according to claim 1, characterized in that: The large door leaf (1) is provided with a large door leaf hole groove (11), the opening of the large door leaf hole groove (11) faces the small door leaf (2), and the opening of the large door leaf hole groove (11) faces a direction perpendicular to the axis of the large door leaf hinge (3). When the large door leaf (1) and the small door leaf (2) are both closed, the end of the small door leaf (2) away from the small door leaf hinge (4) can enclose the opening of the large door leaf hole groove (11) so that the large door leaf hole groove (11) forms the bus hole.
3. The subway tunnel flood prevention door according to claim 1, characterized in that: The small door leaf (2) is provided with a small door leaf hole groove, the opening of the small door leaf hole groove faces the large door leaf (1), and the opening of the small door leaf hole groove faces a direction perpendicular to the axis of the small door leaf hinge (4). When the large door leaf (1) and the small door leaf (2) are both closed, the end of the large door leaf (1) away from the large door leaf hinge (3) can enclose the opening of the small door leaf hole groove so that the small door leaf hole groove forms the bus hole.
4. The subway tunnel flood prevention door according to claim 1, characterized in that: The large door leaf (1) is provided with a large door leaf slot (11), and the small door leaf (2) is provided with a small door leaf slot. The opening of the large door leaf slot (11) faces the small door leaf (2), and the opening of the large door leaf slot (11) faces the axis direction perpendicular to the large door leaf hinge (3). The opening of the small door leaf slot faces the large door leaf (1), and the opening of the small door leaf slot faces the axis direction perpendicular to the small door leaf hinge (4). When the large door leaf (1) and the small door leaf (2) are both closed, the large door leaf slot (11) and the small door leaf slot cooperate with each other to enclose and form a bus hole.
5. The subway tunnel flood prevention door according to claim 1, characterized in that: The busbar sealing device (8) comprises a sealing rubber block and a sealing rubber block driving device. The sealing rubber block driving device can cooperate with the sealing rubber block to drive the sealing rubber block to move when the large door leaf (1) and the small door leaf (2) are both closed, so as to achieve sealing of the busbar (7) in the busbar hole.
6. The subway tunnel flood prevention door according to claim 1, characterized in that: The locking head assembly (61) includes a driving assembly (61A), a locking link assembly (61B) and a locking head (61C), wherein the driving assembly (61A), the locking link assembly (61B) and the locking head (61C) are installed on the small door leaf (2), and the locking seat (62) is fixedly installed on the large door leaf (1), wherein the driving assembly (61A) is transmission-connected to the locking link assembly (61B), and the locking head (61C) is arranged on the locking link assembly (61B), and the driving assembly (61A) can drive and control the locking link assembly (61B) to realize the extension and extension of the locking head (61C) on the locking seat (62).
7. The subway tunnel flood prevention door according to claim 6, characterized in that: The driving assembly (61A) is a handwheel assembly, which is connected to the locking connecting rod assembly (61B) in a transmission manner. The locking head (61C) can be manually driven to extend in and out of the locking seat (62) by rotating the handwheel in the handwheel assembly.
8. The subway tunnel flood prevention door according to claim 6, characterized in that: The driving assembly (61A) is a hydraulic motor assembly, which is transmission-connected to the locking connecting rod assembly (61B). The hydraulic motor assembly is controlled to hydraulically drive the locking head (61C) to extend in and out on the locking seat (62).