Inclined laneway transportation sliding-down protection device

Abstract

The utility model relates to the technical field of protective devices, in particular to a protective device for an inclined laneway transportation running car. In order to solve the problems that a manual steel pipe roller shutter type simple arrester adopted for transportation of inclined laneways of part of coal mines at present is large in size, traffic is affected, many unsafe factors exist in manual operation, car running accidents are prone to being caused, and transportation safety and efficiency are seriously threatened, the following technical scheme is provided: the simple arrester comprises two groups of fixed frames mounted in the inclined laneways; the car stopping fence is rotationally connected to the fixing frame and comprises multiple sets of vertical plates, and one sides of the multiple sets of vertical plates are jointly and fixedly connected with multiple sets of steel pipes; the driving mechanism is mounted on the fixed frame and is used for driving the arrester to rotate; the buffering assemblies are arranged on the sides, close to each other, of the two fixing frames. The inclined roadway bunching transportation efficiency is effectively improved, man-made safety risks are reduced, the overall reliability of a transportation system is enhanced, and it is guaranteed that coal mining and mine operation are conducted safely and orderly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of protector, especially relates to a kind of inclined shaft roadway transport car protector. BACKGROUND

[0002] In coal mining and mining operations, inclined shaft roadway transportation is a common material and personnel transportation method. To ensure transportation safety, industry standards clearly require that when string car is used in inclined shaft roadway, upper flat car yard must be provided with car stopping device, and car running protection device must be provided in inclined roadway, to prevent string car from running accident, and effectively intercept even if running accident occurs, to avoid accident expansion.

[0003] At present, in the "one slope three stops" device used by part of coal mine, the car stopping fence is mostly manual steel pipe roller shutter type simple car stopping fence. Such car stopping fence has significant defects: first, due to the size of car stopping fence is large, and the space of shaft and roadway is relatively small, which leads to great inconvenience for pedestrians and vehicles, and seriously affects transportation efficiency; second, in the operation process, it needs to rely on manual opening and closing, and there are many human factors, which are affected by complex operating environment and other factors, and there are many unsafe factors, and slight negligence may cause running accident, which brings great safety hazard to lifting transportation. In view of this, the utility model provides a kind of inclined shaft roadway transportation car running protection device. UTILITY MODEL CONTENT

[0004] The utility model aims at the problems that current part of coal mine inclined shaft roadway transportation uses manual steel pipe roller shutter type simple car stopping fence, which has large size, affects passing, has many unsafe factors in manual operation, easily causes running accident, and seriously threatens transportation safety and efficiency, and provides a kind of inclined shaft roadway transportation car running protection device.

[0005] The utility model discloses a kind of inclined shaft roadway transportation car running protection device, including two groups of fixed frame installed in inclined shaft roadway;Rotatably connected on the fixed frame car stopping fence, the car stopping fence includes multiple groups of vertical plate, and multiple groups of steel pipes are fixedly connected on one side of multiple groups of vertical plate;Driving mechanism is installed on the fixed frame, and the driving mechanism is used to drive car stopping fence to rotate;Buffer assembly is arranged on the side of two groups of fixed frame close to each other, and the buffer assembly is used to improve the protection performance of car stopping fence;Position sensing terminal and controller are installed on the fixed frame.

[0006] Optionally, the driving mechanism comprises two groups of fixed plates fixedly connected in the fixed frame, a mounting plate fixedly connected between the two groups of fixed plates, two groups of rotating seats mounted on one side of the mounting plate, a push rod motor rotatably connected between the two groups of rotating seats, a connecting seat fixedly connected to the output end of the push rod motor, a connecting rod rotatably connected in the connecting seat, a rotating shaft fixedly connected to one end of the connecting rod away from the connecting seat, a plurality of vertical plates fixedly connected to the rotating shaft, and at least two groups of bearing seats rotatably connected to the rotating shaft, wherein the bearing seats are fixedly connected to the fixed frame.

[0007] Optionally, the buffer assembly comprises two groups of fixed seats fixed to the inclined shaft, the two groups of fixed seats are symmetrically arranged on both sides of the fixed frame, a pressing plate is connected to the fixed seats by bolts, a plurality of steel wires are clamped between the fixed seats and the pressing plate, the number of the steel wires corresponds to the number of the steel pipes, and the plurality of steel wires pass through the plurality of steel pipes respectively, and two ends of the steel wires are located between the fixed seats and the pressing plate on both sides of the fixed frame.

[0008] Optionally, a plurality of fixed legs are fixedly connected to the bottom of the fixed frame, the fixed legs are located in the foundation pit opened at the bottom of the inclined shaft, and a concrete layer is poured at the bottom of the fixed leg.

[0009] Optionally, the position sensing terminal is wirelessly connected with a Hall sensor on the transport vehicle, and the push rod motor and the position sensing terminal are electrically connected with the controller.

[0010] Optionally, the buffer assembly further comprises a plurality of support plates arranged on the side of the barrier away from the buffer assembly, a plurality of support frames are arranged on the side of the support plates away from the barrier, the support frames are L-shaped and are attached to the support plates, and the support frames are fixedly connected to the inner side of the fixed frame.

[0011] Optionally, the buffer assembly further comprises a lifting mechanism mounted in the fixed frame, and the lifting mechanism is used to drive the plurality of support plates to lift.

[0012] Optionally, the lifting mechanism comprises a synchronous plate fixedly connected to the bottom of the plurality of support plates, a threaded sleeve fixedly connected to one side of the synchronous plate, a threaded rod threadedly connected in the threaded sleeve, a bottom plate rotatably connected to the bottom of the threaded rod, the bottom plate being fixedly connected to the side surface of the two groups of fixed legs, a first top plate rotatably connected to the top of the threaded rod, the first top plate being fixedly connected between the fixed plate and the fixed frame, a servo motor mounted on the top of the first top plate, and the output end of the servo motor penetrating through the first top plate and being fixedly connected with the threaded rod.

[0013] Optionally, the lifting mechanism further comprises a limiting sleeve fixedly connected to the side surface of the synchronous plate, a limiting rod slidingly connected in the limiting sleeve, the limiting rod being fixedly connected to the bottom plate, a second top plate fixedly connected to the top of the limiting rod, and the second top plate being fixedly connected between the fixed plate and the fixed frame.

[0014] Optionally, the servo motor is electrically connected with the controller.

[0015] To sum up, the present application includes at least one of the following beneficial technical effects:

[0016] The utility model discloses a position sensing terminal and the hall sensor on the transport vehicle cooperate, can accurate response transport vehicle position, after the transport vehicle passes, the controller automatic control push rod motor starts, drives the rotating and erecting of the car barrier, when needing the transport vehicle to pass, the car barrier can automatically rotate and give way, need not manual operation, reduced human unsafe factors, greatly promoted the transport safety, and simple operation, effectively improved the transport efficiency,

[0017] Further, the steel wire is clamped between the fixed seat and the pressing plate, passes through the steel pipe to pull the car barrier, effectively improving the impact resistance of the car barrier, the supporting plate, the supporting frame and the lifting mechanism are additionally arranged, when the car barrier is erected, the controller controls the servo motor to drive the lifting mechanism to make the supporting plate rise, and the supporting frame is supported to the car barrier, further enhancing the protection strength of the car barrier, and providing more reliable safety guarantee for the inclined shaft and roadway stringing vehicle transportation,

[0018] To sum up, the utility model effectively improves the inclined shaft and roadway stringing vehicle transportation efficiency, reduces the human safety risk, enhances the overall reliability of the transportation system, and ensures the safe and orderly operation of coal mining and mine operation. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 Give the structure schematic diagram of the inclined shaft and roadway transportation car protection device;

[0020] Figure 2 It is the structure schematic diagram of buffer assembly;

[0021] Figure 3 It is the sectional structure schematic diagram of drive mechanism;

[0022] Figure 4 It is the structure schematic diagram of rotating seat;

[0023] Figure 5 It is the structure schematic diagram of lifting mechanism;

[0024] Figure 6 It is the structure schematic diagram of supporting plate.

[0025] REFERENCE SIGNS:

[0026] 1, fixed frame;11, fixed leg;

[0027] 2, car barrier;21, vertical plate;22, steel pipe;

[0028] 3, drive mechanism; 31, fixed plate; 32, mounting plate; 33, rotating seat; 34, push rod motor; 35, connecting seat; 36, connecting rod; 37, rotating shaft; 38, bearing seat;

[0029] 4, support plate; 41, support frame;

[0030] 5, lifting mechanism; 51, synchronization plate; 52, threaded sleeve; 53, threaded rod; 54, bottom plate; 55, first top plate; 56, servo motor; 57, limiting sleeve; 58, limiting rod; 59, second top plate;

[0031] 6, position sensing terminal; 7, controller;

[0032] 8, buffer assembly; 81, fixed seat; 82, pressing plate; 83, steel wire rope. DETAILED DESCRIPTION

[0033] The technical solutions of the present application will be described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments.

[0034] The components of the embodiments of the present application described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but only represents selected embodiments of the application.

[0035] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0036] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0037] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term '' install '' '' link '' '' connection '' should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can through the indirect connection of intermediate medium, can be two element internal communication. For ordinary skilled person in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to specific circumstances.

[0038] Embodiment 1:

[0039] As Figure 1 And Figure 2 The utility model discloses a kind of inclined shaft roadway transport car protection devices, including two groups of fixed frame 1 installed in inclined shaft roadway, the bottom of fixed frame 1 is fixedly connected with multiple fixed legs 11, fixed leg 11 is located in the foundation pit opened at the bottom of inclined shaft roadway, and concrete layer is poured at the bottom of fixed leg 11, so that the position of fixed frame 1 is stable.

[0040] Further, the above-mentioned protection device includes a barrier 2 rotatably connected to the fixed frame 1, the barrier 2 includes a plurality of vertical plates 21, and a plurality of steel pipes 22 are fixedly connected to one side of the plurality of vertical plates 21. The barrier 2 is protected by the vertical plates 21 and the steel pipes 22 to prevent the occurrence of a runaway car phenomenon. The vertical plates 21 are installed with a track section on the side away from the steel pipes 22, which is used to butt joint with the track in the shaft and roadway, facilitating the transport car to pass through the position of the fixed frame 1.

[0041] Further, please refer to Figures 2 to 4 The above-mentioned protection device is installed on the driving mechanism 3 of the fixed frame 1, and the driving mechanism 3 is used to drive the barrier 2 to rotate. The driving mechanism 3 includes two groups of fixed plates 31 fixedly connected in the fixed frame 1, and the positions of the fixed plates 31 are fixed. The two groups of fixed plates 31 are fixedly connected with a mounting plate 32, and the position of the mounting plate 32 is fixed. Two groups of rotating seats 33 are installed on one side of the mounting plate 32, and a push rod motor 34 is rotatably connected between the two groups of rotating seats 33. The push rod motor 34 can be deflected by the rotating seat 33. The output end of the push rod motor 34 is fixedly connected with a connecting seat 35, and the connecting seat 35 is rotatably connected with a connecting rod 36. The end of the connecting rod 36 away from the connecting seat 35 is fixedly connected with a rotating shaft 37. The push rod motor 34 drives the rotating shaft 37 to rotate through the connecting rod 36 when it is extended or retracted, and the push rod motor 34 is deflected when the rotating shaft 37 remains in place. The rotating shaft 37 is fixedly connected with a plurality of vertical plates 21, and the rotating shaft 37 drives the barrier 2 to deflect when it rotates, so that the barrier 2 can stand up after the transport car passes through, and the barrier 2 can rotate to make way when the transport car needs to pass through. At least two groups of bearing seats 38 are rotatably connected to the rotating shaft 37, and the bearing seats 38 are fixedly connected with the fixed frame 1. The rotating shaft 37 remains in place by the bearing seat 38.

[0042] Specifically, the protective device further comprises a buffer assembly 8 arranged on the side close to the two groups of fixed frames 1, which is used to improve the protection performance of the barricade 2. The buffer assembly 8 comprises two groups of fixed seats 81 fixed to the inclined shaft, which are symmetrically arranged on the two sides of the fixed frame 1. A pressing plate 82 is connected to the fixed seat 81 through a bolt, and a plurality of groups of steel wire ropes 83 are clamped between the fixed seat 81 and the pressing plate 82. The number of the steel wire ropes 83 corresponds to the number of the steel pipes 22. The plurality of groups of steel wire ropes 83 pass through the plurality of groups of steel pipes 22 respectively. The two ends of the steel wire ropes 83 are located between the fixed seat 81 and the pressing plate 82 on the two sides of the fixed frame 1 respectively. Then the pressing plate 82 and the fixed seat 81 are locked by a bolt, so that the pressing plate 82 and the fixed seat 81 clamp the two ends of the steel wire ropes 83. The steel wire ropes 83 pull the barricade 2 to improve its impact resistance and protection effect.

[0043] Further, the protective device further comprises a position sensing terminal 6 and a controller 7 installed on the fixed frame 1. The position sensing terminal 6 is wirelessly connected to the Hall sensor on the transport vehicle. The push rod motor 34 and the position sensing terminal 6 are electrically connected to the controller 7. The position sensing terminal 6 is used to sense the position of the transport vehicle in cooperation with the Hall sensor. After the transport vehicle actively passes above the fixed frame 1, the position sensing terminal 6 detects the passing of the transport vehicle and sends a signal to control the push rod motor 34 to start, driving the barricade 2 to rotate and stand up to achieve protection.

[0044] In this embodiment, a foundation pit is dug at each of the track center 50m downward from the slope change point on the inclined shaft and 30m upward from the slope change point on the inclined shaft. After the foundation pit is dug and the size is checked to be correct, the fixed frame 1 and the fixed leg 11 are installed in the foundation pit. At the same time, the track end installed on the side away from the steel pipe 22 of the vertical plate 21 is connected to the shaft track. The bottom of the fixed leg 11 is poured with C30 concrete, and a drainage hole is reserved. At 44m downward from the slope change point on the inclined shaft and 36m upward from the slope change point on the inclined shaft, the foundation pits for installing the fixed seat 81 are dug on both sides of the track. Two groups of buffer assemblies 8 are installed along the slope. Before installing each group of buffer assemblies 8, a plurality of foundation bolts are prepared, and then the fixed seat 81 is fixed by a bolt. Four 33m long steel wire ropes 83 are respectively inserted into four steel pipes 22 in the barricade 2. The two ends of the four steel wire ropes 83 are respectively placed in two fixed seats 81 and pressing plates 82. Then the pressing plate 82 is tightly pressed by a torque wrench, and the torque is 170N / m. Subsequently, the electric control facilities are installed.

[0045] After the transport vehicle actively passes above the fixed frame 1, the position sensing terminal 6 cooperates with the Hall sensor to detect the passing of the transport vehicle, and sends a signal to the controller 7 to control the push rod motor 34 to start. After the push rod motor 34 starts, it drives the connecting seat 35 to move. When the connecting seat 35 moves, it drives the rotating shaft 37 to rotate through the connecting rod 36. The rotating shaft 37 remains in place under the limiting action of the bearing seat 38. When the rotating shaft 37 rotates, it drives the car barrier 2 to stand up. At this time, the car barrier 2 protects the transport vehicle to prevent the phenomenon of running.

[0046] Embodiment 2:

[0047] As shown in Figure 5 and Figure 6 , based on the basis of example one, a kind of inclined shaft and roadway transport vehicle protection device further includes multiple sets of support plate 4 being set to car barrier 2 away from buffer assembly 8 side, support plate 4 is away from car barrier 2 side and provided with multiple sets of support frame 41, support frame 41 is L-shaped and is attached with support plate 4, support frame 41 is fixedly connected in the inner side of fixed frame 1, car barrier 2 is supported by support plate 4 away from buffer assembly 8 side, further improve the protection strength of car barrier 2.

[0048] Further, the above protective device further comprises a lifting mechanism 5 installed in the fixed frame 1, which is used to drive the plurality of support plates 4 to lift, and is used to drive the support plates 4 to move downward to give way when the transport vehicle normally passes. The lifting mechanism 5 comprises a synchronous plate 51 fixedly connected at the bottom of the plurality of support plates 4, which drives the plurality of support plates 4 to move synchronously when moving. The synchronous plate 51 is fixedly connected with a threaded sleeve 52 on one side, which drives the synchronous plate 51 to move when moving. The threaded sleeve 52 is threadedly connected with a threaded rod 53, which drives the threaded sleeve 52 to move along the length direction of the threaded rod 53 when rotating. The bottom of the threaded rod 53 is rotatably connected with a bottom plate 54, which is fixedly connected on the side of the two groups of fixed legs 11, and a plurality of reinforcing rods can be further connected between the bottom plate 54 and the fixed frame 1 to improve the structural strength. The top of the threaded rod 53 is rotatably connected with a first top plate 55, which is fixedly connected between the fixed plate 31 and the fixed frame 1, and the fixed bottom plate 54 and the first top plate 55 make the threaded rod 53 keep in place when rotating. The top of the first top plate 55 is provided with a servo motor 56, the output end of the servo motor 56 penetrates through the first top plate 55 and is fixedly connected with the threaded rod 53, and the servo motor 56 drives the threaded rod 53 to rotate after starting. The lifting mechanism 5 further comprises a limiting sleeve 57 fixedly connected on the side of the synchronous plate 51, which moves synchronously with the synchronous plate 51. The limiting sleeve 57 is slidably connected with a limiting rod 58, the bottom of the limiting rod 58 is fixedly connected with the bottom plate 54, the top of the limiting rod 58 is fixedly connected with a second top plate 59, and the second top plate 59 is fixedly connected between the fixed plate 31 and the fixed frame 1. The position of the limiting rod 58 is fixed, and the limiting rod 58 cooperates with the limiting sleeve 57 to limit the movement of the synchronous plate 51 when the synchronous plate 51 moves, so that the movement of the synchronous plate 51 is stable. The servo motor 56 is electrically connected with the controller 7, and after the controller 7 controls the push rod motor 34 to open the barricade 2, the controller 7 controls the servo motor 56 to start to drive the support plate 4 to rise to support the barricade 2.

[0049] In the embodiment, when the barricade 2 is erected, the controller 7 controls the servo motor 56 to start, and after the servo motor 56 starts, the threaded rod 53 rotates, and the threaded rod 53 drives the threaded sleeve 52 to move upward when rotating, and the threaded sleeve 52 drives the synchronous plate 51 to move upward, and the synchronous plate 51 moves stably upward under the limiting action of the limiting sleeve 57 and the limiting rod 58. The synchronous plate 51 drives the support plate 4 to move upward when moving, and cooperates with the support frame 41 to support the barricade 2, provides the impact resistance of the barricade 2, and ensures good protection effect. When the barricade 2 is closed, the servo motor 56 is started in reverse to drive the support plate 4 to move downward, so as to avoid interfering with the movement of the transport vehicle.

[0050] The above specific embodiments are only several optional embodiments of the present application, and based on the technical scheme of the present application and the related enlightenment of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A protective device for trolley cars transporting goods in inclined shafts, characterized in that, include: Two sets of fixed frames (1) are installed in the inclined shaft. Rotary connection to the fixed frame (1) is provided for the barrier (2), which includes multiple sets of uprights (21), and multiple sets of steel pipes (22) are fixedly connected to one side of the multiple sets of uprights (21). The drive mechanism (3) is installed on the fixed frame (1) and is used to drive the barrier (2) to rotate. A buffer assembly (8) is provided on one side of the two sets of fixed frames (1) that are close to each other. The buffer assembly (8) is used to improve the protective performance of the barrier (2). The position sensing terminal (6) and controller (7) are installed on the fixed frame (1).

2. The inclined shaft transport trolley protection device according to claim 1, characterized in that, The drive mechanism (3) includes two sets of fixed plates (31) fixedly connected to the fixed frame (1). A mounting plate (32) is fixedly connected between the two sets of fixed plates (31). Two sets of rotating seats (33) are installed on one side of the mounting plate (32). A push rod motor (34) is rotatably connected between the two sets of rotating seats (33). A connecting seat (35) is fixedly connected to the output end of the push rod motor (34). A connecting rod (36) is rotatably connected in the connecting seat (35). A rotating shaft (37) is fixedly connected to the end of the connecting rod (36) away from the connecting seat (35). The rotating shaft (37) is fixedly connected to multiple sets of upright plates (21). At least two sets of bearing seats (38) are rotatably connected on the rotating shaft (37). The bearing seats (38) are fixedly connected to the fixed frame (1).

3. The inclined shaft transport trolley protection device according to claim 2, characterized in that, The buffer assembly (8) includes two sets of fixed seats (81) fixed to the inclined shaft. The two sets of fixed seats (81) are symmetrically arranged on both sides of the fixed frame (1). A pressure plate (82) is bolted to the top of the fixed seat (81). Multiple sets of steel wire ropes (83) are clamped between the fixed seat (81) and the pressure plate (82). The number of steel wire ropes (83) corresponds to the number of steel pipes (22). The multiple sets of steel wire ropes (83) pass through the multiple sets of steel pipes (22). The two ends of the steel wire ropes (83) are located between the fixed seat (81) and the pressure plate (82) on both sides of the fixed frame (1).

4. A trolley protection device for inclined shaft transport vehicles according to claim 3, characterized in that, The bottom of the fixed frame (1) is fixedly connected to multiple sets of fixed legs (11), which are located in the foundation pit opened at the bottom of the inclined shaft, and the bottom of the fixed legs (11) is filled with a concrete layer.

5. A trolley protection device for inclined shaft transport vehicles according to claim 4, characterized in that, The position sensing terminal (6) is wirelessly connected to the Hall sensor on the transport vehicle, and both the push rod motor (34) and the position sensing terminal (6) are electrically connected to the controller (7).

6. A trolley protection device for inclined shafts according to claim 5, characterized in that, It also includes multiple sets of support plates (4) set on the side of the barrier (2) away from the buffer component (8). Multiple sets of support frames (41) are set on the side of the support plate (4) away from the barrier (2). The support frame (41) is L-shaped and fits against the support plate (4). The support frame (41) is fixedly connected to the inside of the fixed frame (1).

7. A trolley protection device for inclined shaft transport vehicles according to claim 6, characterized in that, It also includes a lifting mechanism (5) installed in the fixed frame (1), which is used to drive multiple sets of support plates (4) to rise and fall.

8. A trolley protection device for inclined shaft transport vehicles according to claim 7, characterized in that, The lifting mechanism (5) includes a synchronous plate (51) fixedly connected to the bottom of multiple support plates (4). A threaded sleeve (52) is fixedly connected to one side of the synchronous plate (51). A threaded rod (53) is threadedly connected to the threaded sleeve (52). A base plate (54) is rotatably connected to the bottom of the threaded rod (53). The base plate (54) is fixedly connected to the sides of two sets of fixed legs (11). A first top plate (55) is rotatably connected to the top of the threaded rod (53). The first top plate (55) is fixedly connected between the fixed plate (31) and the fixed frame (1). A servo motor (56) is installed on the top of the first top plate (55). The output end of the servo motor (56) passes through the first top plate (55) and is fixedly connected to the threaded rod (53).

9. A trolley protection device for inclined shaft transport vehicles according to claim 8, characterized in that, The lifting mechanism (5) also includes a limiting sleeve (57) fixedly connected to the side of the synchronous plate (51), a limiting rod (58) is slidably connected in the limiting sleeve (57), the bottom of the limiting rod (58) is fixedly connected to the bottom plate (54), and a second top plate (59) is fixedly connected to the top of the limiting rod (58), and the second top plate (59) is fixedly connected between the fixed plate (31) and the fixed frame (1).

10. A trolley protection device for inclined shaft transport vehicles according to claim 9, characterized in that, The servo motor (56) is electrically connected to the controller (7).

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