Railway passenger car shock absorber maintenance workbench

Abstract

The utility model discloses a railway passenger car shock absorber overhauls workstation relates to railway passenger car maintenance equipment technical field, including bottom plate, cleaning pool, overhauls platform, bottom plate bottom assembly has a plurality of wheels, and the bottom plate top is connected with a platform through a plurality of supports, and the platform middle part is assembled with a baffle, and the baffle divides the platform into the cleaning pool of left side and the overhauls platform of right side, the bottom of cleaning pool is equipped with the pool mouth, and the pool mouth bottom assembly has the matched liquid discharge valve, and the valve port of liquid discharge valve is connected with the sewage receiving port of the lower sewage tank through the blowoff pipe, and a plurality of shock absorber maintenance mechanisms are placed on the overhauls platform. The utility model has the advantages of compared with prior art: the function is comprehensive, and the flexibility is strong, and the storage is convenient, and the operation is simple.

Description

Technical Field

[0001] This utility model relates to the technical field of railway passenger car maintenance equipment, specifically to a railway passenger car shock absorber maintenance workbench. Background Technology

[0002] In railway passenger car maintenance, shock absorber inspection is a crucial step in ensuring vehicle stability and safety. Traditional shock absorber inspection methods are typically carried out on the ground, which is not only inconvenient but also susceptible to environmental factors, leading to low efficiency. In recent years, with the continuous development of railway passenger car technology, the requirements for shock absorber inspection equipment have become increasingly stringent.

[0003] At present, some special workbenches for the maintenance of railway passenger car shock absorbers have appeared on the market, such as the utility model patent with patent number CN215510897U. This patent provides a special workbench for the maintenance of railway passenger car hydraulic shock absorbers. Although it has improved the maintenance efficiency to a certain extent, it still has the following shortcomings: (1) Single function: The device mainly focuses on the maintenance of shock absorbers and lacks cleaning function, which means that the shock absorbers need to be cleaned before maintenance, increasing the workload and time cost; (2) Insufficient flexibility: The shock absorber fixing mechanism of the device is relatively fixed and cannot adapt to shock absorbers of different specifications and sizes, which limits its application range; (3) Inconvenient storage: The tools and parts required during the maintenance process lack reasonable storage space and are easily lost or damaged, affecting the smooth progress of the maintenance work. Utility Model Content

[0004] This utility model proposes a brand-new railway passenger car shock absorber maintenance workbench, which aims to solve the problems of limited functionality, insufficient flexibility and inconvenient storage, and improve the efficiency and safety of shock absorber maintenance.

[0005] To solve the above-mentioned technical problems, the technical solution provided by this utility model is: a railway passenger car shock absorber maintenance workbench, comprising:

[0006] The base plate is equipped with multiple wheels at the bottom. A platform is connected to the top of the base plate by multiple brackets. A partition is vertically installed in the middle of the platform, which divides the platform into a cleaning pool on the left and a maintenance platform on the right.

[0007] The cleaning tank has an opening at the bottom, with a matching drain valve at the bottom. The valve port is connected to the sewage receiving port of the sewage tank below via a drain pipe. The sewage tank has a matching sewage discharge port and a sewage observation window embedded in it, with sewage scale lines printed on one side of the observation window. The cleaning tank also has a matching faucet mounting position, with a water pump located below the faucet mounting position. The water pump's discharge port is connected to the faucet on the faucet mounting position via a pipe, and the water pump's inlet port is connected to the clean water supply port of the clean water tank below via a pipe. The clean water tank also has a matching clean water inlet and a clean water observation window embedded in it, with sewage scale lines printed on one side of the observation window.

[0008] The inspection platform houses multiple shock absorber inspection mechanisms. Each mechanism consists of a pair of shock absorber limiting blocks, two matching set screws, two matching sliders, and a slide rail. The shock absorber limiting blocks are rectangular frame structures with end mounting positions for the shock absorbers. Threaded holes are drilled on both sides of each end mounting position. Set screws, matching the threaded holes, pass through these holes and rotatably mount onto the connecting parts at both ends of the shock absorber, thus limiting and fixing the shock absorber at both ends. Slider blocks are fixed below the limiting blocks and slidably mounted within the slide rail below. The appropriate position of the limiting blocks is selected according to the length of the different shock absorbers.

[0009] Furthermore, armrests are symmetrically fitted on both sides of the platform, and rubber anti-slip sleeves are fitted on the armrests.

[0010] Furthermore, the platform has a hollow mounting position at the corresponding location where the cleaning pool is placed. The edge of the hollow mounting position has a groove that matches the edge of the cleaning pool. The edge of the cleaning pool is assembled into the groove to achieve assembly within the platform.

[0011] Furthermore, crossbeams are installed between the supports, and the washing pool is connected to the surrounding crossbeams by a limit frame fixed with screws, so as to achieve limit fixation within the platform.

[0012] Furthermore, each of the sewage receiving port, sewage discharge port, clean water supply port, and clean water injection port is equipped with a matching sealing cap.

[0013] Furthermore, the shock absorber maintenance mechanism includes multiple sets with different specifications and sizes, for use in the maintenance of shock absorbers of different specifications and sizes after limiting and fixing.

[0014] Furthermore, each shock absorber maintenance mechanism includes two shock absorber limiting blocks of the same specification. One shock absorber limiting block is fixed to one end of the slide rail by screws, and the other shock absorber limiting block is slidably mounted on the slide rail.

[0015] Furthermore, a storage cabinet is provided below the inspection platform. The storage cabinet has two drawers, and a storage cavity is provided below the drawers. The opening of the storage cavity is fitted with a cabinet door by hinges, and the cabinet door is fitted with a handle with a lock.

[0016] Furthermore, the bottom of the storage cabinet is fixed to the base plate with angle irons secured by screws.

[0017] Compared with the prior art, the advantages of this utility model are: (1) Comprehensive functions: It integrates the two major functions of cleaning and maintenance, eliminating the need for additional cleaning of the shock absorber and improving maintenance efficiency; (2) High flexibility: The shock absorber maintenance mechanism is designed flexibly and can adapt to shock absorbers of different specifications and sizes, thus expanding the scope of application; (3) Convenient storage: It is equipped with a storage cabinet for storing maintenance tools and parts, avoiding the risk of loss or damage and improving the smooth progress of maintenance work; (4) Simple operation: The overall structure is reasonably designed and easy to operate, reducing the difficulty of operation and labor intensity. Attached Figure Description

[0018] Figure 1 This is a front structural diagram of the present invention.

[0019] Figure 2 This is a schematic diagram of the internal structure of this utility model.

[0020] Figure 3 This is a schematic diagram of the back structure of this utility model.

[0021] Figure 4 This is a top view of the structure of this utility model.

[0022] As shown in the figure: 1. Base plate, 101. Wheels, 102. Bracket, 103. Crossbeam, 104. Platform, 105. Partition seat, 106. Partition, 107. Handrail; 2. Cleaning tank, 201. Limiting frame, 202. Drain valve, 203. Sewage receiving port, 204. Sewage tank, 205. Sewage outlet, 206. Sewage observation window, 207. Sewage scale line, 208. Clean water tank, 209. Water pump, 210. Clean water supply port, 211. Clean water inlet, 212. Clean water observation window, 213. Sewage scale line, 214. Faucet mounting position, 215. Tank opening; 3. Maintenance platform, 301. Shock absorber limiting block, 302. Top screw, 303. Slider, 304. Slide rail, 305. Storage cabinet, 306. Drawer, 307. Cabinet door. Detailed Implementation

[0023] The present invention will now be described in further detail with reference to the accompanying drawings.

[0024] Example 1

[0025] like Figure 1, Figure 2 , Figure 3 and Figure 4 As shown, this embodiment provides a railway passenger car shock absorber maintenance workbench, including a base plate, a cleaning pool, and a maintenance platform. The base plate is equipped with multiple wheels for easy movement. A platform is connected to the base plate via multiple supports. A partition is vertically mounted in the middle of the platform, dividing it into a cleaning pool on the left and a maintenance platform on the right. The bottom of the cleaning pool is equipped with a drain valve and a wastewater tank for collecting and discharging cleaning wastewater. A faucet and water pump are located above the cleaning pool, providing cleaning water through a clean water tank. Multiple shock absorber maintenance mechanisms are placed on the maintenance platform. Each mechanism consists of a shock absorber limiting block, a set screw, a slider, and a slide rail, which can be used to limit and fix the shock absorber according to its length. In addition, handrails are installed on both sides of the platform for support during operation; a storage cabinet is located below the platform for storing maintenance tools and parts.

[0026] Specifically, this embodiment includes the following core components:

[0027] (1) Base plate 1

[0028] The worktable has a rectangular flat plate structure with multiple wheels 101 evenly distributed on the bottom for easy movement. These wheels serve as the supporting base for the entire worktable, ensuring its stability and ease of movement. The wheels 101 are fixedly mounted to the bottom of the base plate 1 using bolts or other fasteners.

[0029] (2) Bracket 102

[0030] Multiple vertically arranged rods are evenly distributed around the base plate 1, and their tops are connected to the platform 104. Some of the supports 102 are also fitted with crossbeams 103 to increase the overall structural stability. These support beams support the platform 104, ensuring the workbench is at a suitable height for easy operation. The bottom of the supports 102 is fixed to the base plate 1 by welding or bolts, and the tops are connected to the platform 104 by bolts or other fasteners. The crossbeams 103 are also connected to the supports 102 by welding or bolts.

[0031] (3) Table 104

[0032] The platform 104 is a rectangular flat plate structure. A vertical partition 106 is installed in the middle, dividing the platform 104 into a cleaning tank 2 installation area on the left and a maintenance platform 3 area on the right. Handrails 107 are symmetrically installed on both sides of the platform 104, and the handrails 107 are fitted with rubber anti-slip sleeves. These handrails serve as a support platform for the cleaning tank 2 and maintenance platform 3, providing a stable working surface. The handrails 107 facilitate support and movement during operation. The platform 104 is connected to the top of the support frame 102 by bolts or other fasteners. The handrails 107 are fixedly installed on both sides of the platform 104 by bolts or other fasteners.

[0033] (4) Cleaning pool 2

[0034] The cleaning tank 2 has a rectangular tank structure with a pool opening 215 at the bottom, and a matching drain valve 202 is installed at the bottom of the pool opening 215. A faucet mounting position 214 is located above the cleaning tank 2, and a water pump 209 is located below the faucet mounting position 214. This is used to hold cleaning water for cleaning the shock absorbers. The drain valve 202 is used to discharge wastewater, and the water pump 209 is used to supply cleaning water. The cleaning tank 2 is connected to the surrounding crossbeams 103 by a screw-fixed limiting bracket 201, achieving limited fixation within the platform 104. The faucet on the faucet mounting position 214 is connected to the drain port of the water pump 209 via a pipe, and the inlet port of the water pump 209 is connected to the clean water supply port 210 of the clean water tank 208 below via a pipe.

[0035] (5) Clean water tank 208 and sewage tank 204

[0036] Both tanks are rectangular boxes, used for storing clean water and receiving wastewater, respectively. The clean water tank 208 has a clean water inlet 211, and the wastewater tank 204 has a wastewater outlet 205. Both tanks are fitted with observation windows: a clean water observation window 212 and a wastewater observation window 206. One side of each observation window is printed with graduation lines: a clean water graduation line 213 and a wastewater graduation line 207. The clean water tank 208 provides cleaning water, while the wastewater tank 204 receives and stores wastewater. The observation windows and graduation lines facilitate observation of water level and volume. The clean water tank 208 and wastewater tank 204 are fixedly installed under the base plate 1 or platform 104 using bolts or other fasteners or brackets. The observation windows are connected to the tanks via an embedded installation method.

[0037] (6) Inspection bench 3

[0038] Located on the right side of the platform 104, multiple sets of shock absorber maintenance mechanisms are placed on it. Each mechanism consists of a pair of shock absorber limiting blocks 301, two matching set screws 302, two matching sliders 303, and a slide rail 304. The shock absorber limiting block 301 has a rectangular frame structure with a shock absorber end mounting position inside. Threaded holes are drilled on both sides of the mounting position. This is used to fix and support the shock absorber, facilitating maintenance operations. A slider 303 is fixed below the shock absorber limiting block 301, and the slider 303 is slidably mounted within the slide rail 304 below. The set screws 302 pass through the threaded holes on the shock absorber limiting block 301 and are rotatably mounted within the connecting parts at both ends of the shock absorber, achieving limiting and fixing. The slide rail 304 is fixedly mounted on the platform 104 using bolts and other fasteners.

[0039] (7) Storage cabinet 305

[0040] Located below the maintenance bench 3, it has a rectangular box structure with two drawers 306 inside. Below the drawers 306 is a storage cavity, the opening of which is fitted with a cabinet door 307 via hinges. The cabinet door 307 is equipped with a lockable handle. This is used to store maintenance tools and spare parts to prevent loss or damage. The storage cabinet 305 is fixed to the base plate 1 by angle iron secured with screws. The drawers 306 and cabinet door 307 achieve opening and closing and sliding functions through slide rails, hinges, and other structures.

[0041] Example 2

[0042] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, this embodiment provides a railway passenger car shock absorber maintenance workbench. By integrating cleaning, maintenance, and storage functions into one unit, it realizes the entire operation of shock absorbers from cleaning to maintenance to parts storage, greatly improving work efficiency and safety. The following is a detailed description of the overall working method of this workbench:

[0043] I. Preparation Stage

[0044] The base plate 1 serves as the supporting foundation for the entire workbench, ensuring its stable placement. Wheels 101 at the bottom of the base plate 1 allow the workbench to be easily moved to a designated location when needed. Clean water tank 208 and wastewater tank 204: Before starting work, an appropriate amount of clean water is injected into the clean water tank 208 through the clean water inlet 211 to ensure that the cleaning pool 2 has sufficient cleaning water. The wastewater tank 204 is used to receive wastewater generated during the cleaning process.

[0045] II. Cleaning Stage

[0046] Place the shock absorber to be inspected into the cleaning tank 2. Turn on the faucet at the faucet mounting position 214 and use the water pump 209 to pump clean water from the clean water tank 208 into the cleaning tank 2 to clean the shock absorber. During the cleaning process, observe the wastewater level in the wastewater tank 204. Use the wastewater observation window 206 and the wastewater scale line 207 to determine if the tank is full and drain it if necessary. After cleaning, turn off the faucet and open the drain valve 202 to discharge the wastewater from the cleaning tank 2 into the wastewater tank 204.

[0047] III. Maintenance Phase

[0048] After cleaning, the shock absorber is placed on the maintenance bench 3 and secured using the shock absorber limiting block 301 and set screw 302. The slider 303 below the shock absorber limiting block 301 slides on the slide rail 304, which can be adjusted according to the length of the shock absorber to ensure stability and ease of operation. Maintenance personnel can disassemble, inspect, and repair the shock absorber as needed. During maintenance, necessary tools and parts can be retrieved from the storage cabinet 305 at any time, providing convenience and speed.

[0049] IV. Parts Storage Stage

[0050] After the inspection is completed, the replaced parts and tools are organized and placed in drawer 306 and storage cavity of storage cabinet 305. The design of drawer 306 and cabinet door 307 makes it more convenient to access items, while ensuring the safety and tidiness of the items.

[0051] V. Workbench Maintenance and Cleaning

[0052] Regularly check the connections of all components to ensure the workbench is stable and reliable. Cleaning tank 2 and maintenance platform 3 should be cleaned promptly after use to maintain cleanliness. Regularly drain wastewater from wastewater tank 204 and clean wastewater tank 204 as needed. Simultaneously, check the water level in clean water tank 208 and replenish clean water as needed.

[0053] In summary, the railway passenger car shock absorber maintenance workbench provided by this invention, through reasonable design and functional integration, realizes fully automated operation of shock absorbers from cleaning to maintenance to parts storage, which not only improves work efficiency and safety, but also reduces operation difficulty and labor intensity.

[0054] Example 3

[0055] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, this embodiment provides a railway passenger car shock absorber maintenance workbench, whose structure includes a base plate 1, a support 102, a platform 104, a cleaning pool 2, a maintenance platform 3, and a storage cabinet 305, among other components. The base plate 1 is a rectangular flat plate structure with four wheels 101 at the bottom for easy movement. The support 102 consists of four vertical rods located at the four corners of the base plate 1, with the top connected to the platform 104. A partition 106 is provided in the middle of the platform 104, dividing the platform into the cleaning pool 2 and the maintenance platform 3 areas. The cleaning pool 2 is equipped with a faucet mounting position 214 and a drain valve 202. The faucet is connected to a water pump 209 through a pipe, and the water pump 209's inlet is connected to a clean water tank 208, which is fixed to the bottom of the base plate 1 with screws. The inspection platform 3 is equipped with a shock absorber limit block 301, and a slider 303 is installed below the limit block 301. The slider 303 slides on a slide rail 304, which is fixedly installed on the platform 104. The storage cabinet 305 is located below the inspection platform 3 and has two drawers 306 and a lockable cabinet door 307.

[0056] In use, move the workbench to the designated position, turn on the faucet, and use the water pump to pump clean water from the clean water tank into the cleaning pool to clean the shock absorber. After cleaning, turn off the faucet and open the drain valve to discharge the wastewater into the sewage tank. The sewage tank structure is the same as in Example 2 or 3, and its description is omitted here. Then, place the shock absorber on the maintenance table, fix it using the shock absorber limit block and slider, and perform maintenance operations. After maintenance, organize the parts and tools and put them into the storage cabinet.

[0057] Example 4

[0058] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, this embodiment provides a railway passenger car shock absorber maintenance workbench with a sewage filtration function. The sewage tank 204 has been improved by adding a sewage filtration function. The sewage tank 204 is equipped with a filter screen 203, which divides the sewage tank into upper and lower layers. The upper layer is a filtration area, and the lower layer is a storage area. The filter screen 203 is made of stainless steel, which is corrosion-resistant and easy to clean. When sewage is discharged into the sewage tank through the drain valve 202, it first passes through the filter screen 203, trapping solid impurities in the upper layer, while the clean wastewater flows into the lower storage area.

[0059] When in use, when the wastewater in the sewage tank reaches a certain volume, close the drain valve 202, open the top cover of the sewage tank (this cover is not marked, but it is a standard design for opening the sewage tank for cleaning or maintenance), remove the filter screen 203, clean off any solid impurities trapped on the upper layer, and then reinstall the filter screen 203 into the sewage tank. After cleaning, continue discharging wastewater or performing other operations.

[0060] Example 5

[0061] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, this embodiment provides an improved maintenance platform 3 for railway passenger car shock absorbers with an electric lifting function. An electric lifting mechanism is located below the maintenance platform 3 (not directly labeled, but can be understood as a common electric lifting device, such as an electric push rod or screw jack). The electric lifting mechanism is connected to the bottom of the maintenance platform 3, and its lifting action allows for height adjustment. The electric lifting mechanism is connected to a power source via wires and has a control panel (not directly labeled, but can be understood as a common electrical control device used to control the lifting, stopping, and other actions of the electric lifting mechanism).

[0062] In use, the height of the maintenance platform 3 can be adjusted via the control panel according to the height of the maintenance personnel or their operational needs, allowing for more comfortable maintenance operations. After adjustment, the shock absorber is placed on the maintenance platform and secured using the shock absorber limit block 301 and slider 303, before proceeding with the maintenance operation. After maintenance, the parts and tools are neatly arranged and placed in the storage cabinet 305, and the maintenance platform 3 is lowered to its lowest position via the control panel for easy subsequent operations or relocation of the workbench.

[0063] The foregoing has shown and described the basic principles and main features of this utility model, as well as its advantages. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A workbench for inspecting and repairing shock absorbers of railway passenger cars, characterized in that... include: The base plate (1) is equipped with multiple wheels (101) at the bottom. A platform (104) is connected to the top of the base plate (1) by multiple supports (102). A partition (106) is vertically installed in the middle of the platform (104). The partition (106) divides the platform (104) into a cleaning pool (2) on the left and a maintenance platform (3) on the right. The cleaning tank (2) has a pool opening (215) at the bottom, and a matching drain valve (202) is installed at the bottom of the pool opening (215). The valve port of the drain valve (202) is connected to the sewage receiving port (203) of the sewage tank (204) below through a sewage pipe. The sewage tank (204) is equipped with a matching sewage discharge port (205). The sewage tank (204) is fitted with a sewage observation window (206), and a sewage scale line (207) is printed on one side of the sewage observation window (206). The cleaning tank (2) is equipped with a matching faucet. The installation position (214) is equipped with a water pump (209) below the water pump (209). The drain pump port of the water pump (209) is connected to the water faucet on the water pump installation position (214) through a pipeline. The water inlet of the water pump (209) is connected to the clean water supply port (210) of the clean water tank (208) below through a pipeline. The clean water tank (208) is also equipped with a matching clean water inlet (211). The clean water tank (208) is fitted with a clean water observation window (212). A clean water scale line (213) is printed on one side of the clean water observation window (212). The inspection platform (3) is equipped with multiple sets of shock absorber maintenance mechanisms. Each set of shock absorber maintenance mechanisms consists of a pair of shock absorber limiting blocks (301), two matching set screws (302), two matching sliders (303), and a slide rail (304). The shock absorber limiting block (301) is a rectangular frame structure. The shock absorber limiting block (301) is provided with a shock absorber end mounting position. The shock absorber end mounting position is drilled with threaded holes on both sides. The set screws (302) matching the threaded holes pass through the threaded holes and are rotated and assembled in the connecting parts at both ends of the shock absorber to achieve the limiting and fixing of the shock absorber ends. The sliders (303) are fixed below the shock absorber limiting block (301). The sliders (303) are slidably assembled in the slide rail (304) below. The appropriate position of the shock absorber limiting block (301) is selected according to the length of different shock absorbers.

2. The railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: The platform (104) is symmetrically equipped with handrails (107) on both sides, and the handrails (107) are fitted with rubber anti-slip sleeves.

3. The railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: The platform (104) has a hollow mounting position at the corresponding position where the cleaning pool (2) is placed. The edge of the hollow mounting position has a groove that matches the edge of the cleaning pool (2). The edge of the cleaning pool (2) is assembled in the groove to achieve assembly in the platform (104).

4. The railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: The brackets (102) are fitted with crossbeams (103), and the cleaning pool (2) is connected to the surrounding crossbeams (103) by a limit frame (201) fixed with screws, so as to achieve limit fixation within the platform (104).

5. A railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: Each of the sewage receiving port (203), sewage discharge port (205), clean water supply port (210), and clean water injection port (211) is equipped with a matching sealing plug.

6. A railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: The shock absorber maintenance mechanism comprises multiple sets of different sizes and specifications, used for maintenance of shock absorbers of different sizes after limiting and fixing them.

7. A railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: Each set of shock absorber maintenance mechanisms includes two shock absorber limiting blocks (301) of the same specification. One shock absorber limiting block (301) is fixed to one end of the slide rail (304) by screws, and the other shock absorber limiting block (301) is slidably mounted on the slide rail (304).

8. A railway passenger car shock absorber maintenance workbench according to claim 1, characterized in that: The inspection platform (3) is provided with a storage cabinet (305) below it. The storage cabinet (305) has two drawers (306) inside. The drawers (306) have a storage cavity below them. The opening of the storage cavity is fitted with a cabinet door (307) by a hinge. The cabinet door (307) is fitted with a handle with a lock.

9. A railway passenger car shock absorber maintenance workbench according to claim 8, characterized in that: The storage cabinet (305) is fixed to the base plate (1) by an angle iron fixed with screws.

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