Control cabinet for rail-mounted area installation

Abstract

The utility model relates to the technical field of power distribution boxes, in particular to a control cabinet for rail-mounted area installation, which comprises a power distribution box body fixed on a building main body, the power distribution box body is provided with a cavity, electrical components are arranged in the cavity, a movable door plate is arranged at the cavity opening of the power distribution box body, and a sliding rail module is further arranged at the cavity opening of the power distribution box body. The movable door plate is slidably connected to the sliding rail module. The control cabinet has an opening state and a closing state, one side of the movable door plate is provided with an opening positioning piece, one side of the distribution box body is provided with a closing locking piece, the distribution box body is provided with a first support lug matched with the opening positioning piece, and the movable door plate is provided with a second support lug matched with the closing locking piece. The condition that the electrical components installed in the distribution box vibrate along with accidental opening of the distribution box due to vibration and accessory aging, and consequently the electrical components are loosened is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of distribution box especially relates to a kind of for rail-mounted area installation control cabinet. BACKGROUND

[0002] The power distribution system of rail transit includes power distribution equipment, and the power distribution equipment includes a distribution box. In order to meet the power distribution needs, a distribution box is often installed in the tunnel section of rail transit. When a train travels at high speed through the tunnel section where the distribution box is installed, vibrations occur between the track and the train, affecting the vibration of the tunnel structure, and the distribution box installed on the tunnel structure also vibrates. There is a defect that the distribution box may be accidentally opened due to vibration. There is also a case that the connection strength between the box door and the body of the distribution box is weakened due to the aging of the accessories on the box door, causing the box door to be accidentally opened. Once the distribution box is accidentally opened, there is a risk of scratching between the accidentally opened distribution box and the train passing through the tunnel section, which cannot meet the safety performance requirements of the distribution box.

[0003] When the train passes through the distribution box, the distribution box vibrates more violently under the action of the tunnel structure vibration and the airflow generated by the high-speed train, increasing the risk of accidental opening of the box door and the body of the distribution box. When the distribution box vibrates, the electrical components installed in the distribution box also vibrate, increasing the risk of electrical component disconnection. SUMMARY

[0004] In order to improve the situation in the related art that the distribution box is accidentally opened due to vibration and aging of accessories, and the electrical components installed in the distribution box vibrate, causing the electrical components to disconnect, the present application provides a control cabinet for installation in a rail-mounted area.

[0005] The present application provides a control cabinet for installation in a rail-mounted area, which adopts the following technical solution:

[0006] A control cabinet for installation in a rail-mounted area includes a distribution box body fixed to a building main body. The distribution box body has a cavity, and the cavity is provided with electrical components. The cavity opening of the distribution box body is provided with a movable door plate, and the cavity opening of the distribution box body is also provided with a sliding rail module. The movable door plate is slidably connected to the sliding rail module.

[0007] The control cabinet has an open state and a closed state. One side of the movable door plate is provided with an opening positioning member, one side of the distribution box body is provided with a closing locking member, the distribution box body is provided with a first lug matched with the opening positioning member, and the movable door plate is provided with a second lug matched with the closing locking member.

[0008] In the open state, the mobile door plate slides along the slide rail module to a side away from the cavity opening of the distribution box body, and the opening positioning member is clamped on the first lug; in the closed state, the mobile door plate slides along the slide rail module to a side towards the cavity opening of the distribution box body, and the closing locking member is clamped on the second lug.

[0009] Optionally, the slide rail module comprises a horizontally arranged track body, the track body has a sliding groove, the mobile door plate is provided with a sliding limiting member, the sliding limiting member is slidably connected to the sliding groove, and the sliding limiting member is axially limited in the sliding groove.

[0010] Optionally, a main body frame is further included, the distribution box is installed in the main body frame, and the main body frame is provided with a first expansion screw for fixing to the building main body.

[0011] Optionally, the distribution box body has a windward surface, and a windproof fairing is further arranged in the main body frame, the windproof fairing is arranged on one side of the windward surface, one side of the windproof fairing away from the distribution box body has a flow guide arc surface, and the flow guide arc surface is curved towards the distribution box body.

[0012] Optionally, the opening positioning member comprises a first safety spring pin, and the first lug is provided with a first positioning hole for inserting the first safety spring pin.

[0013] Optionally, the closing locking member comprises a second safety spring pin, and the second lug is provided with a second positioning hole for inserting the second safety spring pin.

[0014] Optionally, a shockproof mounting plate is arranged on the cavity wall of the cavity, the electrical component is fixed on the shockproof mounting plate, a shock-absorbing pad is arranged between the shockproof mounting plate and the cavity wall, and the shock-absorbing pad is made of rubber material.

[0015] Optionally, a water flow hole and / or a slag discharge hole are arranged on the bottom wall of the sliding groove of the track body.

[0016] Optionally, the cross section of the track body is in a "C" shape, the sliding limiting member comprises a spring return screw, one end of the spring return screw inserted into the sliding groove is provided with a bearing, the bearing rolls in the sliding groove along the extension direction of the sliding groove, and the bearing is axially clamped in the sliding groove.

[0017] Optionally, the spring reset screw comprises a spring body and a screw body, the screw body is arranged in the movable door plate, the screw body is provided with an open pin on the side of the movable door plate close to the power distribution box body, the spring body is sleeved on the screw body, and one end of the spring body is abutted against the side of the movable door plate away from the power distribution box body, and the other end of the spring body is abutted against the side of the screw cap end close to the movable door plate.

[0018] By adopting the above technical scheme, the movable door plate is connected to the power distribution box body through the sliding rail module, so that the movable door plate is prevented from being scratched by passing trains. In the closed state, the closing locking piece cooperates with the second supporting lug to lock the movable door plate, thereby reducing the probability of accidental opening of the movable door plate. When the staff needs to maintain the electrical components in the power distribution box body, the movable door plate is slid to expose the internal structure of the power distribution box body, and the opening positioning piece and the first supporting lug are opened to fix the movable door plate, thereby providing convenience for the maintenance work of the staff.

[0019] By arranging the sliding limiting piece on the movable door plate, the probability of the movable door plate slipping out of the sliding rail module is reduced, the connection strength between the movable door plate and the power distribution box body is improved, and the probability of accidental opening of the power distribution box due to vibration and aging of the components is further reduced.

[0020] In addition, the shockproof mounting plate is arranged in the power distribution box, and the shock-absorbing pad is arranged between the shockproof mounting plate and the power distribution box body, so as to reduce the probability of loosening of the electrical components due to vibration of the power distribution box body. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be described. Obviously, the technical scheme described in the description in combination with the drawings is only some embodiments of the present application, and for those skilled in the art, other embodiments and drawings can be obtained without creative labor on the basis of the embodiments shown in the drawings.

[0022] Figure 1 is a structural schematic view of the control cabinet.

[0023] Figure 2 is a top view of the control cabinet.

[0024] Figure 3 is a sectional view of the control cabinet.

[0025] Figure 4 is Figure 3 is an enlarged view of part A in the control cabinet.

[0026] In the figure: 1, distribution box body; 2, moving door plate; 3, slide rail module; 4, first lug; 5, second lug; 6, rail body; 7, sliding groove; 8, main frame; 9, windbreak fairing; 10, fairing arc; 11, first safety spring pin; 12, first positioning hole; 13, second safety spring pin; 14, second positioning hole; 15, shockproof mounting plate; 16, spring return screw; 17, bearing; 18, spring body; 19, screw body; 20, split pin; 21, lifting ring. DETAILED DESCRIPTION

[0027] The technical solutions of the embodiments of the utility model will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the utility model.

[0028] The embodiment of the utility model provides a kind of for rail area installation control cabinet, as shown in Figures 1 to 4 It includes the main frame 8 fixed to building body, the distribution box body 1 fixed to main frame 8 and the windbreak fairing 9 fixed to main frame 8.

[0029] Train travels in tunnel section, and airflow is generated in tunnel section, airflow has wind direction, correspondingly, distribution box body 1 has windward surface, and windbreak fairing 9 is arranged on the windward surface side of distribution box body 1.

[0030] Wherein, main frame 8 is fixed with building body by expansion screw, expansion screw is locked, then welding treatment is carried out, to reduce the probability of loosening between main frame 8 and building body.

[0031] Main frame 8 and distribution box body 1, main frame 8 and windbreak fairing 9, distribution box body 1 and windbreak fairing 9 are all fixed by high-strength welding mode.

[0032] Distribution box body 1 has cavity, electrical components are arranged in cavity, moving door plate 2 is arranged at the cavity opening of distribution box body 1, and slide rail module 3 is also arranged at the cavity opening of distribution box body 1, and moving door plate 2 is slidably connected to slide rail module 3.

[0033] Control cabinet has opening state and closed state, one side of moving door plate 2 is provided with opening positioning piece, one side of distribution box body 1 is provided with closed locking piece, distribution box body 1 is provided with first lug 4 matched with opening positioning piece, and moving door plate 2 is provided with second lug 5 matched with closed locking piece.

[0034] In the open state, the mobile door plate 2 slides along the slide rail module 3 to the side away from the cavity opening of the distribution box body 1, and the opening positioning piece is clamped on the first supporting lug 4; in the closed state, the mobile door plate 2 slides along the slide rail module 3 to the side towards the cavity opening of the distribution box body 1, and the closing locking piece is clamped on the second supporting lug 5.

[0035] Specifically, in the embodiment, the mobile door plate 2 is connected to the distribution box body 1 through the slide rail module 3, so that the mobile door plate 2 is prevented from being scratched by passing trains. In the closed state, the closing locking piece cooperates with the second supporting lug 5 to lock the mobile door plate 2, thereby reducing the probability of accidental opening of the mobile door plate 2. When the staff needs to maintain the electrical components in the distribution box body 1, the mobile door plate 2 is slid to expose the internal structure of the distribution box body 1, and the opening positioning piece cooperates with the first supporting lug 4 to fix the mobile door plate 2, thereby providing convenience for the maintenance work of the staff.

[0036] The closing locking piece is arranged on the side of the distribution box body 1 close to the windproof fairing 9, and the second supporting lug 5 is arranged on the side of the mobile door plate 2 close to the windproof fairing 9.

[0037] The opening positioning piece is arranged on the side of the mobile door plate 2 close to the windproof fairing 9, and the first supporting lug 4 is arranged on the side of the distribution box body 1 away from the windproof fairing 9.

[0038] The opening positioning piece is arranged in the distribution box body 1, and the mobile door plate 2 slides along the track module to the open state. The opening positioning piece is exposed and clamped to the first supporting lug 4 to limit the mobile door plate 2, thereby reducing the probability of sliding of the mobile door plate 2 due to accidental touch.

[0039] In a preferred embodiment of the utility model, the slide rail module 3 includes a horizontally arranged track body 6, the track body 6 has a sliding groove 7, the mobile door plate 2 is provided with a sliding limiting piece, the sliding limiting piece is slidably connected to the sliding groove 7, and the sliding limiting piece is axially limited in the sliding groove 7.

[0040] In a preferred embodiment of the utility model, the cross section of the track body 6 is in the shape of "C", the sliding limiting piece includes a spring return screw 16, one end of the spring return screw 16 inserted into the sliding groove 7 is sleeved with a bearing 17, the bearing 17 rolls in the sliding groove 7 along the extension direction of the sliding groove 7 and is axially clamped in the sliding groove 7.

[0041] Specifically, in the embodiment, two track bodies 6 are arranged, which are arranged on the upper edge and the lower edge of the distribution box body 1, and the track body 6 is a "C" type high-strength steel. The bearing 17 is a stainless steel plastic-coated double-sealed bearing 17, which ensures the smoothness of the bearing 17 rolling along the sliding groove 7 and ensures that the minimum protection level of the distribution box is above IP65.

[0042] The preferable embodiment of the utility model discloses, spring reset screw 16 includes spring body 18 and screw body 19, and the screw body 19 is arranged in the moving door plate 2, and the nut end of screw body 19 is located the side of moving door plate 2 away from the distribution box body 1, and the screw rod of screw body 19 is provided with split pin 20 on the side of moving door plate 2 close to distribution box body 1, and spring body 18 is sleeved on screw body 19, and one end of spring body 18 is abutted on the side of moving door plate 2 away from distribution box body 1, and the other end of spring body 18 is abutted on the side of nut end towards moving door plate 2.

[0043] Specifically, in the embodiment, the connecting strength between the moving door plate 2 and the rail body 6 is improved by arranging the split pin 20 on the side of the screw rod close to the distribution box body 1, so that the moving door plate 2 is prevented from being separated from the rail body 6 due to vibration.

[0044] In the preferable embodiment of the utility model, the wind-preventing and flow-guiding cover 9 has a flow-guiding arc surface 10 on the side away from the distribution box body 1, and the flow-guiding arc surface 10 is curved towards the distribution box body 1.

[0045] Specifically, in the embodiment, the flow-guiding arc surface 10 is close to the main frame 8 on the side away from the distribution box body 1, and the flow-guiding arc surface 10 is away from the main frame 8 on the side close to the distribution box body 1. When the train passes through the distribution box body 1, the airflow is scraped from the side of the flow-guiding arc surface 10 away from the distribution box body 1 to the side of the flow-guiding arc surface 10 close to the distribution box body 1, the airflow is guided by the flow-guiding arc surface 10, the impact force of the airflow on the distribution box body 1 is reduced, and the condition that the distribution box body 1 is greatly vibrated due to the impact of the airflow is alleviated.

[0046] In the preferable embodiment of the utility model, the opening positioning member includes a first safety spring pin 11, and the first supporting lug 4 is provided with a first positioning hole 12 for inserting the first safety spring pin 11.

[0047] Specifically, in the embodiment, when the moving door plate 2 slides, the first installation spring pin is in a contracted state, and when the moving door plate 2 slides to an open state, the first installation spring pin is no longer forced to be compressed and pops out from the first positioning hole 12, so as to play a limiting role.

[0048] In the preferable embodiment of the utility model, the closing locking member includes a second safety spring pin 13, and the second supporting lug 5 is provided with a second positioning hole 14 for inserting the second safety spring pin 13.

[0049] Specifically, in the embodiment, when the control cabinet needs to be kept in the closed state, the second safety spring pin 13 is pressed to retreat, the sliding door plate 2 is moved, the second positioning hole 14 on the second lug 5 is aligned with the second mounting spring pin, then the force on the second safety spring pin 13 is removed, the second safety spring pin 13 restores and passes through the second positioning hole 14 to limit the sliding door plate 2.

[0050] The side, away from the wind deflector 9, of the sliding door plate 2 is also provided with a first lug 4, and the power distribution box body 1 is correspondingly provided with a first safety spring pin 11 matched with the first lug 4 at the side away from the wind deflector 9.

[0051] In the preferred embodiment of the utility model, the cavity wall of the cavity is provided with a shockproof mounting plate 15, the electrical components are fixed on the shockproof mounting plate 15, and a shock-absorbing pad is arranged between the shockproof mounting plate 15 and the cavity wall, and the shock-absorbing pad is made of rubber material.

[0052] Specifically, in the embodiment, the shockproof mounting plate 15 is arranged in the power distribution box, and the shock-absorbing pad is arranged between the shockproof mounting plate 15 and the power distribution box body 1, so that the probability of loosening of the electrical components due to vibration of the power distribution box body 1 is reduced.

[0053] In the preferred embodiment of the utility model, the bottom wall of the sliding groove 7 of the track body 6 is provided with a water flow hole and / or a residue discharge hole, so as to prevent the internal accumulation of residues.

[0054] Specifically, in the embodiment, the upper end of the power distribution box body 1 is provided with a lifting ring 21, and the lifting ring 21 is used for assisting installation.

[0055] The power distribution box body 1 is a standard commonly used power distribution box size, and can directly replace the existing conventional power distribution box body 1 under the premise of reserving internal components and mounting plates.

[0056] The main frame 8, the sliding rail module 3, the power distribution box body 1, the sliding door plate 2 and the wind deflector 9 are all made of high-strength carbon steel and are subjected to plastic corrosion prevention treatment, and the first safety spring pin 11, the second safety spring pin 13, the spring return screw 16 and the bearing 17 are all made of stainless steel.

Claims

1. A control cabinet for installation in a rail area, comprising a distribution box body (1) fixed to a building main body, said distribution box body (1) having a cavity, said cavity being provided with electrical components therein, characterized in that: The cavity opening of the distribution box body (1) is provided with a movable door plate (2), and the cavity opening of the distribution box body (1) is also provided with a sliding rail module (3), and the movable door plate (2) is slidably connected to the sliding rail module (3). The control cabinet has an open state and a closed state, one side of the movable door plate (2) is provided with an opening positioning piece, one side of the distribution box body (1) is provided with a closing locking piece, the distribution box body (1) is provided with a first supporting lug (4) matched with the opening positioning piece, and the movable door plate (2) is provided with a second supporting lug (5) matched with the closing locking piece. In the open state, the movable door plate (2) slides along the sliding rail module (3) to the side away from the cavity opening of the distribution box body (1), and the opening positioning piece is clamped on the first supporting lug (4); in the closed state, the movable door plate (2) slides along the sliding rail module (3) to the side towards the cavity opening of the distribution box body (1), and the closing locking piece is clamped on the second supporting lug (5).

2. A control cabinet for installation in a track area according to claim 1, characterized in that: The sliding rail module (3) includes a horizontally arranged track body (6), the track body (6) has a sliding groove (7), the movable door plate (2) is provided with a sliding limiting piece, the sliding limiting piece is slidably connected to the sliding groove (7), and the sliding limiting piece is axially limited in the sliding groove (7).

3. A control cabinet for installation in a track area according to claim 1, characterized in that: It also includes a main body frame (8), the distribution box is installed in the main body frame (8), and the main body frame (8) is provided with a first expansion screw for fixing to the main body of the building.

4. A control cabinet for installation in a track area according to claim 3, characterized in that: The distribution box body (1) has a windward surface, the main body frame (8) is also provided with a windproof fairing (9), the windproof fairing (9) is arranged on one side of the windward surface, one side of the windproof fairing (9) away from the distribution box body (1) has a flow guide arc surface (10), and the flow guide arc surface (10) is curved towards the distribution box body (1).

5. A control cabinet for installation in a track area according to claim 1, characterized in that: The opening positioning piece includes a first safety spring pin (11), and the first supporting lug (4) is provided with a first positioning hole (12) for inserting the first safety spring pin (11).

6. A control cabinet for installation in a track area according to claim 1, characterized in that: The closing locking piece includes a second safety spring pin (13), and the second supporting lug (5) is provided with a second positioning hole (14) for inserting the second safety spring pin (13).

7. A control cabinet for installation in a track area according to claim 1, characterized in that: The cavity wall of the cavity is provided with a shockproof mounting plate (15), the electrical components are fixed on the shockproof mounting plate (15), and a shock-absorbing pad is arranged between the shockproof mounting plate (15) and the cavity wall, and the shock-absorbing pad is made of rubber material.

8. A control cabinet for installation in a track area according to claim 2, characterized in that: The bottom wall of the sliding groove (7) of the track body (6) is provided with a water flow hole and / or a slag discharge hole.

9. A control cabinet for installation in a track area according to claim 2, characterized in that: The cross section of the track body (6) is "C" type, the sliding limiting piece includes a spring return screw (16), one end of the spring return screw (16) inserted into the sliding groove (7) is provided with a bearing (17), the bearing (17) rolls in the sliding groove (7) along the extension direction of the sliding groove (7), and the bearing (17) is axially clamped in the sliding groove (7).

10. A control cabinet for installation in a track area according to claim 9, characterized in that: The spring reset screw (16) comprises a spring body (18) and a screw body (19), the screw body (19) is threaded in the moving door plate (2), the nut end of the screw body (19) is located on the side of the moving door plate (2) away from the distribution box body (1), the screw rod of the screw body (19) is provided with an open pin (20) on the side of the moving door plate (2) close to the distribution box body (1), the spring body (18) is sleeved on the screw body (19), and one end of the spring body (18) abuts against the side of the moving door plate (2) away from the distribution box body (1), the other end of the spring body (18) abuts against the side of the nut end towards the moving door plate (2).

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