A device and method for detecting a plug door in position switch of a railway passenger car

Abstract

The invention relates to a detection device and method for a plug-in door in-position switch of a railway passenger car, belonging to the technical field of rail vehicles, comprising a main body, an adjustment mechanism, a positioning end and a moving mechanism arranged on the main body; the adjustment mechanism comprises an adjustment block, a locking mechanism for fixing the adjustment block, an indicator light and a detection module; the adjustment block is provided with a groove; a sensor is provided in the groove, and the sensor is electrically connected to the detection module; the adjustment block is provided with a first reference card slot; the indicator light is electrically connected to the sensor determination module; the main body is provided with a slideway, the adjustment block is located in the slideway, and the adjustment block can move in the slideway; the adjustment block with a good position adjusted is locked by the locking mechanism, and the positioning end is cooperated to avoid measurement errors when the main body is moved, and after the door leaf is adjusted due to unqualified testing, the measurement can be quickly continued from the original measurement position, thereby simplifying the detection steps.

Description

Technical Field

[0001] The invention relates to a device and method for detecting a door-in-place switch of a plug sliding door of a railway passenger car, belonging to the technical field of rail vehicles. Background Art

[0002] The plug-in door lock switch for railway passenger cars is commonly known as the 98% lock switch. At present, the size measurement and adjustment of this switch are mainly carried out by tape measure or rigid ruler. After the measurement and adjustment, other tooling must be used to perform functional tests on the door lock switch to ensure that the switch meets the functional requirements. However, since the door leaf position must be adjusted during measurement, it is greatly limited by uncertain factors such as people and rulers, which may eventually lead to deviations in the adjustment size, and the process is cumbersome and inefficient.

[0003] The information disclosed in this background technology section is only intended to enhance the understanding of the overall background of the invention and should not be regarded as an acknowledgement or any form of suggestion that the information constitutes the prior art already known to ordinary technicians in this field. Summary of the invention

[0004] The purpose of the present invention is to overcome the deficiencies in the prior art and to provide a device and method for detecting the door-in-place switch of a railway passenger car plug sliding door, thereby solving the problem that when currently detecting the door-in-place switch of a railway passenger car plug sliding door, the measurement error is large and the process is cumbersome using a tape measure or a rigid ruler.

[0005] In order to achieve the above purpose / solve the above technical problems, the present invention is implemented by adopting the following technical solutions:

[0006] A detection device for a plug sliding door in position switch of a railway passenger car, comprising a main body, an adjustment mechanism arranged on the main body, a positioning end arranged on the main body, and a moving mechanism arranged on the main body for moving the main body;

[0007] The adjustment mechanism includes an adjustment block, a locking mechanism for fixing the adjustment block, an indicator light arranged on the adjustment block, and a detection module arranged on the adjustment block;

[0008] The adjusting block is provided with a groove; a sensor is provided in the groove, and the sensor is electrically connected to the detection module;

[0009] The adjustment block is provided with a first reference slot;

[0010] The indicator light is electrically connected to the sensor determination module;

[0011] The main body is provided with a slideway, the adjustment block is located in the slideway, and the adjustment block can move in the slideway.

[0012] Optionally, the locking mechanism comprises a first sliding groove arranged on the adjustment block, a locking hole arranged on the slideway, and a locking rod; the locking rod passes through the first sliding groove and is threadedly connected to the locking hole.

[0013] Optionally, a level is provided on the adjustment block, which can intuitively reflect whether the entire measuring device is level.

[0014] Optionally, a retractable detection rod is provided on the main body for detecting whether the door leaf is opened, and the retractable detection rod is electrically connected to the detection module.

[0015] Optionally, the main body is provided with a handle for pushing the main body to move.

[0016] Optionally, the moving mechanism includes a bracket, a connecting arm, a roller and a fastening mechanism for fixing the connecting arm; the bracket is fixedly connected to the main body, and the roller is installed on the connecting arm; an adjustment groove is provided on the bracket, and the connecting arm is slidably connected to the adjustment groove.

[0017] Optionally, the fastening mechanism includes a second sliding groove arranged on the connecting arm, a fastening hole arranged on the adjusting groove, and a fastening rod; the fastening rod passes through the second sliding groove and is threadedly connected to the fastening hole.

[0018] The present invention also provides a method for detecting a door-in-place switch of a railway passenger car plug sliding door, using the above-mentioned door-in-place switch detection device of a railway passenger car plug sliding door, comprising:

[0019] Take the door frame strip of the plug sliding door as the positioning reference, fit the positioning end to the door frame strip and keep the detection device level;

[0020] Manually close the plug door until the main lock is locked to the second level, adjust the position of the adjustment block so that the first reference slot is aligned with the triangular inflection point of the door leaf, and lock the adjustment block using the locking mechanism;

[0021] Close the door manually again. When the door is triggered, make sure the triangular turning point of the door leaf is in the groove.

[0022] Move the main body longitudinally along the door frame to detect all dimensions of the door leaf within the switch detection range;

[0023] If the dimensions meet the standard requirements, that is, the triangular inflection point of the door leaf is within the range of the groove, the indicator light will be on; if any dimension does not meet the standard requirements, that is, the triangular inflection point of the door leaf is not within the range of the groove, the indicator light will be off.

[0024] Optionally, when all dimensions meet the requirements, the retractable detection rod pops out.

[0025] Compared with the prior art, the present invention has the following beneficial effects:

[0026] 1. The present invention arranges an adjustable block on the main body, and arranges the test area on the adjusting block. The adjusting block with the adjusted position is locked by a locking mechanism, and cooperates with the positioning end to avoid measurement errors when the main body is moved. After the door leaf is adjusted due to unqualified test, the measurement can be quickly continued from the original measurement position, which simplifies the detection steps and solves the problem of large measurement errors and complicated processes when using a tape measure or a rigid ruler to detect the door-in-place switch of a railway passenger car.

[0027] 2. The present invention sets a retractable detection rod on the main body, and after the size measurement is completed, the functional test can be carried out, thereby realizing the integration of the door in place switch size from measurement, adjustment to function, and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall structure of a railway passenger car plug sliding door in-place switch detection device provided by an embodiment of the present invention;

[0029] Figure 2 It is a structural schematic diagram of a locking mechanism of a plug sliding door in-place switch detection device for a railway passenger car provided by an embodiment of the present invention;

[0030] Figure 3 It is a schematic diagram of a moving mechanism of a railway passenger car plug sliding door in-place switch detection device provided by an embodiment of the present invention;

[0031] Figure 4 The present invention is a schematic structural diagram of a connecting arm of a railway passenger car plug door in-place switch detection device provided by an embodiment of the present invention.

[0032] In the figure: 1. main body; 2. adjustment mechanism; 201. adjustment block; 202. locking mechanism; 2021. first slide groove; 2022. locking hole; 2023. locking rod; 203. indicator light; 204. detection module; 3. positioning end; 4. moving mechanism; 401. bracket; 402. connecting arm; 403. roller; 404. fastening mechanism; 4041. second slide groove; 4042. fastening hole; 4043. fastening rod; 5. groove; 6. first reference slot; 7. handle; 8. retractable detection rod; 9. level; 10. slideway; 11. adjustment slot. DETAILED DESCRIPTION

[0033] The present invention will be further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0034] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0036] Embodiment 1

[0037] A detection device for a plug sliding door in position switch of a railway passenger car comprises a main body 1, an adjustment mechanism 2, a positioning end 3 and a moving mechanism 4;

[0038] like Figure 1 As shown, the positioning end 3 is fixed to the front of the main body 1, and the positioning end 3 is L-shaped; the adjustment mechanism 2 includes an adjustment block 201, a locking mechanism 202, an indicator light 203 and a detection module 204, and the front and back of the adjustment block 201 are provided with a groove 5, and a sensor is installed in the groove 5, and the sensor is used to obtain size data, and the sensor is electrically connected to the detection module 204; the detection module 204 is fixed to the top of the adjustment block 201, and the indicator light 203 is fixed to the top of the adjustment block 201, and the indicator light 203 is electrically connected to the detection module 204, and a level 9 is also installed on the top of the adjustment block 201, and the level 9 is located between the detection module 204 and the indicator light 203, which can intuitively reflect whether the entire measuring device is level; a slide 10 is provided on the top of the main body 1, and the adjustment block 201 is slidably connected to the slide 10, and the front and back of the adjustment block 201 are provided with a first reference card slot 6, which is used for the detection personnel to move the adjustment block 201 to a suitable position;

[0039] like Figure 2As shown, the locking mechanism 202 includes a first slide groove 2021, a locking hole 2022 and a locking rod 2023; the first slide groove 2021 is opened at the top of the adjustment block 201, the locking hole 2022 is opened on the slide 10, and the locking hole 2022 is a threaded hole, the locking rod 2023 matches the locking hole 2022, the locking rod 2023 passes through the first slide groove 2021 and is threadedly connected with the locking hole 2022. When the position of the adjustment block 201 needs to be adjusted, the inspection personnel can directly loosen the locking rod upwards to move the adjustment block 201. After the position adjustment is completed, the locking rod can be tightened to fix the adjustment block 201 and the main body 1 together.

[0040] like Figure 3 and Figure 4 As shown, the moving mechanism 4 includes a bracket 401, a connecting arm 402, a roller 403 and a fastening mechanism 404; the front end of the bracket 401 is fixedly connected to the back of the main body 1, the side of the bracket 401 is provided with an adjustment slot 11, the connecting arm 402 is slidably connected to the adjustment slot 11, and the roller 403 is installed at the end of the connecting arm 402 away from the bracket 401; the fastening mechanism 404 includes a second slide slot 4041, a fastening hole 4042 and a fastening rod 4043; the second slide slot 4041 is provided with a connecting arm 402 On the top, the fastening hole 4042 is opened in the adjustment groove 11, and the fastening hole 4042 is a threaded hole, the fastening rod 4043 matches the fastening hole 4042, the fastening rod 4043 passes through the second slide groove 4041 and is threadedly connected with the fastening hole 4042. When the position of the roller 403 needs to be adjusted, the inspection personnel can loosen the fastening rod 4043 outward to lengthen or shrink the connecting arm 402. After the adjustment is completed, the fastening rod 4043 can be tightened to fix the connecting arm 402 and the bracket 401 together.

[0041] like Figure 1 As shown, a handle 7 is fixedly connected to the front of the main body 1 to facilitate the inspector to move the main body 1 ; a retractable detection rod 8 is installed at the left end of the main body 1 , and the retractable detection rod 8 is electrically connected to the detection module 204 .

[0042] Embodiment 2

[0043] A method for detecting a door-in-place switch of a railway passenger car plug sliding door, using the above-mentioned door-in-place switch detection device for a railway passenger car plug sliding door, comprising:

[0044] Using the door frame molding of the plug sliding door as the positioning reference, fit the positioning end 3 with the door frame molding and keep the detection device level;

[0045] Manually close the plug door until the main lock is locked to the second level, adjust the position of the adjustment block 201 so that the first reference slot 6 is aligned with the triangular inflection point of the door leaf, and lock the adjustment block 201 using the locking mechanism 202;

[0046] Close the door manually again. When the door-in-place switch is triggered, make sure that the triangular inflection point of the door leaf is within the range of the groove 5. If the triangular inflection point is not within the range of the groove 5, the door leaf needs to be re-adjusted and assembled.

[0047] The inspector holds the handle 7 and moves the main body 1 along the door frame longitudinally to detect all dimensions of the door leaf within the switch detection range;

[0048] The acquired dimension data is identified and determined by the detection module 204. If the dimension meets the standard requirements, that is, during the movement of the main body 1, the triangular inflection point of the door leaf is within the range of the groove 5, the indicator light 203 will always be on; if any dimension does not meet the standard requirements, that is, the triangular inflection point of the door leaf at that location is not within the range of the groove 5, the indicator light 203 will be off.

[0049] When the detection module 204 determines that all the acquired dimensions are qualified, the retractable detection rod 8 is controlled to pop out, and the retractable detection rod 8 performs a functional test on the door in place switch. If the door leaf stops moving after touching the retractable detection rod 8, the door in place switch is triggered to make the door leaf lose its anti-squeezing function, that is, the door in place switch function test is qualified. When the door in place switch function test is qualified, the retractable detection rod 8 retracts.

[0050] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A method for detecting the closing switch of a plug door of a railway passenger car, characterized in that: The method adopts a railway passenger car plug sliding door door in-place switch detection device; The railway passenger car plug sliding door in-position switch detection device comprises a main body, an adjustment mechanism arranged on the main body, a positioning end arranged on the main body and a moving mechanism arranged on the main body for moving the main body; The adjustment mechanism includes an adjustment block, a locking mechanism for fixing the adjustment block, an indicator light arranged on the adjustment block, and a detection module arranged on the adjustment block; The adjusting block is provided with a groove; a sensor is provided in the groove, and the sensor is electrically connected to the detection module; The adjustment block is provided with a first reference slot; The indicator light is electrically connected to the sensor determination module; The main body is provided with a slideway, the adjustment block is located in the slideway, and the adjustment block can move in the slideway; The method for detecting the in-place switch of a plug sliding door of a railway passenger car comprises: Take the door frame strip of the plug sliding door as the positioning reference, fit the positioning end to the door frame strip and keep the detection device level; Manually close the plug door until the main lock is locked to the second level, adjust the position of the adjustment block so that the first reference slot is aligned with the triangular inflection point of the door leaf, and lock the adjustment block using the locking mechanism; Close the door manually again. When the door is triggered, make sure the triangular turning point of the door leaf is in the groove. Move the main body longitudinally along the door frame to detect all dimensions of the door leaf within the switch detection range; If the dimensions meet the standard requirements, that is, the triangular inflection point of the door leaf is within the range of the groove, the indicator light will be on; if any dimension does not meet the standard requirements, that is, the triangular inflection point of the door leaf is not within the range of the groove, the indicator light will be off.

2. A method for detecting a plug door in position switch of a railway passenger car according to claim 1, characterized in that: The locking mechanism comprises a first sliding groove arranged on the adjustment block, a locking hole arranged on the slideway, and a locking rod; the locking rod passes through the first sliding groove and is threadedly connected with the locking hole.

3. A method for detecting a plug door in position switch of a railway passenger car according to claim 1, characterized in that: A level is arranged on the adjusting block.

4. A method for detecting a plug door in position switch of a railway passenger car according to claim 1, characterized in that: The main body is provided with a retractable detection rod for detecting whether the door leaf is opened, and the retractable detection rod is electrically connected to the detection module.

5. A method for detecting a plug door in position switch of a railway passenger car according to claim 1, characterized in that: The main body is provided with a handle for pushing the main body to move.

6. A method for detecting a plug door in position switch of a railway passenger car according to claim 1, characterized in that: The moving mechanism comprises a bracket, a connecting arm, a roller and a fastening mechanism for fixing the connecting arm; the bracket is fixedly connected to the main body, and the roller is installed on the connecting arm; an adjusting groove is provided on the bracket, and the connecting arm is slidably connected to the adjusting groove.

7. A method for detecting a plug door in position switch of a railway passenger car according to claim 6, characterized in that: The fastening mechanism comprises a second sliding groove arranged on the connecting arm, a fastening hole arranged on the adjusting groove and a fastening rod; the fastening rod passes through the second sliding groove and is threadedly connected with the fastening hole.

8. A method for detecting a plug door in position switch of a railway passenger car according to claim 4, characterized in that: When all dimensions meet the requirements, the retractable detection rod pops out.

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