Maintenance test tool suitable for upright post of operating vehicle

By designing maintenance test tooling suitable for vehicle columns for contact network maintenance operations, the problems of lifting and lowering, slow rotation and no pressure maintenance after overhaul are solved, and effective debugging and performance inspection of columns on the vehicle are realized, ensuring that they meet the requirements when boarding the vehicle, reducing rework and affecting the delivery cycle of the entire vehicle.

CN222618199UActive Publication Date: 2025-03-14TAIYUAN CRRC TIME TRACK CONSTR MASCH CO LTD
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Patent Information

Application Number
CN202421361131.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-14
Publication Date
2025-03-14
Estimated Expiration
2034-06-14

AI Technical Summary

Technical Problem

The overhauled contact network maintenance work columns are prone to problems such as lifting and lowering, slow rotation, and no pressure maintenance after loading, which leads to rework and renovation, which consumes time and effort, and affects the delivery cycle of the entire vehicle.

Method used

A maintenance and testing tooling suitable for working vehicle columns is designed, including support seats, two-head plates, leveling mechanisms, hydraulic systems and electrical systems. These components are used to test the lifting, rotating and pressure holding conditions of the columns to ensure that the columns meet the requirements before they are on board.

Benefits of technology

The test tooling can debug and perform performance inspection of the columns on the vehicle to ensure that they meet the requirements when boarding the vehicle, avoid rework and renovation, reduce labor time and affect the delivery cycle of the vehicle.

✦ Generated by Eureka AI based on patent content.

Smart Images

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    Figure CN222618199U_ABST
Patent Text Reader

Abstract

The utility model provides a test tool suitable for maintenance of an operation vehicle column, and relates to the technical field of engineering machinery. The two lug plates are connected to the top of the supporting base in a spaced mode, and the two lug plates are detachably and rotationally connected with the middles of the two sides of a base of the swing mechanism of the stand column respectively; the leveling mechanism is arranged on the supporting seat, and a leveling part of the leveling mechanism can be connected with the base; the middle portions of the two sides of a base of a rotation mechanism of the stand column can be rotationally connected to the two lug plates respectively, the leveling mechanism can level the base of the rotation mechanism so as to achieve testing of lifting, rotation and pressure maintaining working conditions of the stand column, and debugging and performance checking can be conducted on the overhauled stand column on the testing tool firstly; and the upright post is mounted on a vehicle after meeting the requirements.
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Description

Technical Field

[0001] The utility model belongs to the technical field of engineering machinery, and more specifically relates to a tool suitable for checking and testing a column of an operating vehicle. Background Art

[0002] The overhead line maintenance vehicles currently in use on the railway have gradually entered the overhaul period. The accessories of this type of vehicle need to be repaired in accordance with the "Overhaul Rules for Overhaul of Overhead Line Maintenance Vehicles" issued by China Railway Corporation in order to restore the performance of the entire vehicle. One of the main key accessories, the column, often has various problems such as lifting and lowering jams, slow rotation, and failure to maintain pressure after overhaul and installation. When problems occur with the column, it needs to be reworked and repaired on the vehicle, or even disassembled and adjusted after leaving the vehicle, which not only consumes manpower but also affects the delivery cycle of the entire vehicle. Utility Model Content

[0003] The purpose of the utility model is to provide a kind of tooling suitable for the inspection and testing of pillars of working vehicles in view of the deficiencies in the existing technology, so as to solve the problem in the above-mentioned background technology that after the overhauled pillars are installed on the vehicle, when problems occur in the pillars, they need to be reworked and repaired on the vehicle, or even dismantled and adjusted after being removed from the vehicle, which is time-consuming and labor-intensive and affects the delivery cycle of the whole vehicle.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a test tool suitable for the column maintenance of the working vehicle, and the test tool comprises:

[0005] Support seat;

[0006] Two ear plates, the two ear plates are connected to the top of the support seat at intervals, and the two ear plates are respectively detachably rotatably connected to the middle of both sides of the base of the rotating mechanism of the column;

[0007] A leveling mechanism is arranged on the support seat, and a leveling part of the leveling mechanism can be connected to the base.

[0008] Preferably, the leveling mechanism includes at least four top screws and at least four screw holes distributed around the top of the support seat, the at least four top screws are respectively threadedly connected in the at least four screw holes, the top end of the top screw is the leveling part, and the top end of the top screw can be against the bottom of the base.

[0009] Preferably, the tooling for inspection and testing the pillars of the work vehicle further comprises two articulated seats, the two articulated seats are respectively connected to the two sides of the support seat, and the two articulated seats are respectively articulatedly connected to the two leveling cylinders of the pillar.

[0010] Preferably, the tooling applicable to the vehicle column maintenance test also includes:

[0011] A hydraulic system, the hydraulic system being connected to the leveling cylinder, the lifting mechanism and the slewing mechanism of the column;

[0012] An electrical system is electrically connected to the hydraulic system, and the hydraulic system is used to receive instructions sent by the electrical system and control the operation of the leveling cylinder, lifting mechanism and rotating mechanism of the column.

[0013] Preferably, the tooling suitable for the inspection and testing of the pillars of the work vehicle further comprises a control cabinet, the control cabinet is connected to the support seat, and the hydraulic system and the electrical system are arranged in the control cabinet.

[0014] Preferably, the tooling applicable to the vehicle column maintenance test also includes:

[0015] A heater and an air cooler, wherein the heater and the air cooler are arranged at an oil storage position of the hydraulic system;

[0016] A temperature sensor is provided in the oil of the hydraulic system, and the temperature sensor can control the operation of the heater and the air cooler according to the temperature of the oil.

[0017] Preferably, the support seat is provided with an opening, the opening is arranged between the two ear plates, and the opening is used for passing the hydraulic hose of the column.

[0018] Preferably, a mounting hole is provided on the ear plate, and the mounting hole is connected to the connecting hole of the base through a pin shaft.

[0019] Preferably, the control cabinet is a control steel cabinet, and the support seat is a support steel seat.

[0020] Preferably, the support base comprises a support plate and a tripod, and the tripod is connected to the bottom of the support plate.

[0021] The utility model provides a maintenance test tool suitable for a work vehicle column, which has the beneficial effects that: the two ear plates of the test tool are connected to the top of the support seat at intervals, the middle parts of the two sides of the base of the rotating mechanism of the column can be rotatably connected to the two ear plates respectively, and the leveling mechanism can level the base of the rotating mechanism to realize the test of the lifting, rotation and pressure maintenance conditions of the column, and the column after maintenance can be debugged and the performance checked on the test tool first to ensure that the column meets the requirements before being installed on the vehicle.

[0022] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The above and other objects, features and advantages of the present invention will become more apparent through a more detailed description of exemplary embodiments of the present invention in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present invention.

[0024] Figure 1 A schematic side view of a structural diagram of a work vehicle column maintenance test tool according to an embodiment of the utility model is shown;

[0025] Figure 2 A schematic diagram of the top structure of a tool suitable for inspecting and testing a column of a work vehicle according to an embodiment of the utility model is shown.

[0026] Description of reference numerals:

[0027] 1. Support seat; 2. Ear plate; 3. Base; 4. Screw hole; 5. Articulated seat; 6. Control cabinet; 7. Opening hole. DETAILED DESCRIPTION

[0028] The preferred embodiments of the present invention will be described in more detail below. Although the preferred embodiments of the present invention are described below, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present invention more thorough and complete, and to fully convey the scope of the present invention to those skilled in the art.

[0029] like Figure 1 and Figure 2 Therefore, the utility model provides a test tool suitable for the column maintenance of the working vehicle, and the test tool comprises:

[0030] Support seat 1;

[0031] Two ear plates 2, the two ear plates 2 are connected to the top of the support seat 1 at intervals, and the two ear plates 2 are detachably rotatably connected to the middle of both sides of the base 3 of the rotating mechanism of the column;

[0032] The leveling mechanism is arranged on the support seat 1 , and the leveling part of the leveling mechanism can be connected to the base 3 .

[0033] Specifically, in order to solve the problem that after the overhauled column is installed on the vehicle, when the column has a problem, it needs to be reworked and repaired on the vehicle, or even disassembled and adjusted after being removed from the vehicle, and the rework is time-consuming and labor-intensive, and affects the delivery cycle of the whole vehicle, the utility model provides a column maintenance test fixture suitable for a work vehicle, the two ear plates 2 of the test fixture are connected to the top of the support seat 1 at intervals, the middle parts of the two sides of the base 3 of the swivel mechanism of the column can be rotatably connected to the two ear plates 2 respectively, and the leveling mechanism can level the base 3 of the swivel mechanism to realize the test of the lifting, rotation and pressure maintaining conditions of the column, the repaired column can be debugged and the performance checked on the test fixture first, and the column can be installed on the vehicle after ensuring that it meets the requirements.

[0034] Preferably, the leveling mechanism includes at least four top screws and at least four screw holes 4 distributed around the top side of the support seat 1, and the at least four top screws are respectively threadedly connected in the at least four screw holes 4, and the top end of the top screw is the leveling part, and the top end of the top screw can be against the bottom of the base 3.

[0035] Specifically, the number of the screw holes 4 and the top screws are both four, and the four screw holes 4 are distributed at the four corner ends of the support base 1 , and the four top screws facilitate leveling of the column after installation.

[0036] Preferably, the tooling for inspection and testing the pillars of the work vehicle further comprises two articulated seats 5, the two articulated seats 5 are respectively connected to the two sides of the support seat 1, and the two articulated seats 5 are respectively articulated to the two leveling cylinders of the pillars.

[0037] Specifically, the existing column is equipped with a leveling cylinder, which can be hinged on the corresponding hinge seat 5 to facilitate leveling of the column after installation.

[0038] Preferably, mounting grooves are provided on both sides of the support seat 1, and the two hinge seats are respectively arranged in the mounting grooves.

[0039] Preferably, the tooling for the inspection and testing of the column of the work vehicle also includes:

[0040] A hydraulic system, the hydraulic system is used to communicate with the leveling cylinder, lifting mechanism and slewing mechanism of the column;

[0041] The electrical system is electrically connected to the hydraulic system. The hydraulic system is used to receive instructions sent by the electrical system and control the operation of the leveling cylinder, lifting mechanism and rotating mechanism of the column.

[0042] Specifically, the repaired column is installed on the support seat 1, and after the power of the electrical system is turned on, the column lifting, rotating and pressure maintaining are realized by controlling the hydraulic system.

[0043] The electrical system can be the electrical system on the vehicle. After the electrical system is powered on, the oil pump of the hydraulic system starts to start in star shape and can then switch to triangle operation. You only need to rotate the switch to the corresponding identification position. After rotating a certain operation, the corresponding indicator light will light up to detect the column's rising, falling, left turn, right turn and pressure maintaining conditions.

[0044] The hydraulic system can be a hydraulic system on the vehicle, and the hydraulic system consists of an electromagnetic reversing valve, a relief valve, a one-way valve, a system unloading ball valve, a system unloading electromagnetic relief valve, a system emergency stop ball valve and a double one-way throttle valve. The oil enters the electromagnetic reversing valve through the oil pump to supply oil to the lifting mechanism, the rotating mechanism and the leveling cylinder of the column, which can simulate the operating conditions after the column is put on the vehicle.

[0045] Preferably, the tooling for the inspection and testing of the pillars of the working vehicle further comprises a control cabinet 6 , which is connected to the support seat 1 , and the hydraulic system and the electrical system are arranged in the control cabinet 6 .

[0046] Specifically, the control cabinet 6 is used to install the hydraulic system and the electrical system.

[0047] Preferably, the tooling for the inspection and testing of the column of the work vehicle also includes:

[0048] A heater and an air cooler, wherein the heater and the air cooler are arranged at the oil storage position of the hydraulic system;

[0049] The temperature sensor is arranged in the oil of the hydraulic system. The temperature sensor can control the operation of the heater and the air cooler according to the temperature of the oil.

[0050] Specifically, after the electrical system and the hydraulic system are powered on, the temperature sensor is automatically connected to check the current oil temperature. When it is lower than the preset low temperature, the low temperature alarm of the electrical system is turned on and the heater is automatically turned on. When the oil temperature reaches the set startup temperature, the heater is automatically turned off and the alarm function will stop. When the electrical system and the hydraulic system are in operation, when the oil temperature is highly preset to a high temperature, the air cooler is turned on and the high temperature alarm of the electrical system is turned on until the temperature drops to the preset low temperature at which the air cooler is turned off. The alarm function will also stop. The temperature sensor can be set to automatic and manual opening functions, that is, it is automatically controlled by the preset high and low temperatures of the temperature sensor, and manual is the default closing function. In addition, the emergency stop ball valve of the hydraulic system can stop the test process in an emergency to ensure the safe operation of the test tooling.

[0051] Preferably, the support base 1 is provided with an opening 7 , which is disposed between the two ear plates 2 , and the opening 7 is used for passing a hydraulic hose of the column.

[0052] Specifically, the hydraulic hose of the column can pass through the opening 7, which is convenient for the arrangement of the hydraulic hose.

[0053] Preferably, a mounting hole is provided on the ear plate 2, and the mounting hole is connected to the connecting hole of the base 3 through a pin shaft.

[0054] Specifically, the pin shaft is used to realize the flipping of the ear plate 2 on the base 3, so as to facilitate the leveling after the column is installed.

[0055] Preferably, the control cabinet 6 is a control steel cabinet, and the support seat 1 is a support steel seat.

[0056] Specifically, the supporting steel seat can be made of a supporting channel steel seat, which has a stable structure, and the control steel cabinet body can be made of a thin steel plate cabinet body, which has a simple structure, and the raw materials are all ordinary steel, and the price is low.

[0057] Preferably, the support base 1 comprises a support plate and a tripod, and the tripod is connected to the bottom of the support plate.

[0058] Specifically, the tripod is used to support the support plate on the ground.

[0059] In summary, the utility model is suitable for the inspection and testing tooling of the columns of the working vehicle, which is composed of an electrical system, a hydraulic system and various supporting components. During the test, the inspected column is installed on the support seat 1, and after the power of the hydraulic system and the electrical system is turned on, the lifting, rotation and pressure maintenance of the column are tested by controlling the hydraulic system, which can simulate the working conditions after the column is installed on the vehicle. The inspected column can be debugged and its performance checked on the test tooling first to ensure that the column meets the requirements before being installed on the vehicle.

[0060] The above description of various embodiments of the utility model is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A tool suitable for the inspection and testing of columns of working vehicles, characterized in that: The test kit includes: Support seat; Two ear plates, the two ear plates are connected to the top of the support seat at intervals, and the two ear plates are respectively detachably rotatably connected to the middle of both sides of the base of the rotating mechanism of the column; A leveling mechanism is arranged on the support seat, and a leveling part of the leveling mechanism can be connected to the base.

2. The tooling for inspection and testing of columns of working vehicles according to claim 1 is characterized in that: The leveling mechanism includes at least four top screws and at least four screw holes distributed around the top of the support seat. The at least four top screws are respectively threadedly connected in the at least four screw holes. The top end of the top screw is the leveling part, and the top end of the top screw can be pressed against the bottom of the base.

3. The tooling for inspection and testing of columns of working vehicles according to claim 1 is characterized in that: The tooling for inspection and testing the pillars of the work vehicle also includes two articulated seats, which are respectively connected to the two sides of the support seat, and are respectively articulated to the two leveling cylinders of the pillars.

4. The tooling for inspection and testing of columns of work vehicles according to claim 3 is characterized in that: The tooling for inspection and testing the column of the work vehicle also includes: A hydraulic system, the hydraulic system being connected to the leveling cylinder, the lifting mechanism and the slewing mechanism of the column; An electrical system is electrically connected to the hydraulic system, and the hydraulic system is used to receive instructions sent by the electrical system and control the operation of the leveling cylinder, lifting mechanism and rotating mechanism of the column.

5. The tooling for inspection and testing of columns of working vehicles according to claim 4 is characterized in that: The tooling for inspection and testing the pillars of the work vehicle further comprises a control cabinet, which is connected to the support seat, and the hydraulic system and the electrical system are arranged in the control cabinet.

6. The tooling for inspection and testing of columns of working vehicles according to claim 5 is characterized in that: The tooling for inspection and testing the column of the work vehicle also includes: A heater and an air cooler, wherein the heater and the air cooler are arranged at an oil storage position of the hydraulic system; A temperature sensor is provided in the oil of the hydraulic system, and the temperature sensor can control the operation of the heater and the air cooler according to the temperature of the oil.

7. The tooling for inspection and testing of columns of working vehicles according to claim 1 is characterized in that: The support seat is provided with an opening, the opening is arranged between the two ear plates, and the opening is used for passing the hydraulic hose of the column.

8. The tooling for inspection and testing of columns of working vehicles according to claim 1 is characterized in that: The ear plate is provided with a mounting hole, and the mounting hole is connected to the connecting hole of the base through a pin shaft.

9. The tooling for inspection and testing of columns of working vehicles according to claim 5 is characterized in that: The control cabinet is a control steel cabinet, and the support seat is a support steel seat.

10. The tooling for inspection and testing of columns of working vehicles according to claim 1 is characterized in that: The support base comprises a support plate and a tripod, and the tripod is connected to the bottom of the support plate.