Detection device of locomotive sanding controller

Abstract

The utility model relates to the technical field of sanding controller detection, in particular to a detection device of a locomotive sanding controller, which comprises a casing, a display screen and a circuit board, control buttons, a frequency selection switch and a connector are arranged on the surface of the casing, and the control buttons comprise a main power switch button and a frequency selection main switch button. Under the action of the frequency selection switch and three groups of frequency circuits in the casing, the detection application range and performance of the device are improved, so that the device has the functions of high universality, accurate measurement and simplicity and easiness in operation, the maintenance efficiency of the sanding device is greatly improved, and the safety production of railway transportation is effectively guaranteed; the limiting operation of the acting position of the connecting frame on the supporting plate is completed, the connecting frame and the supporting plate are rotationally connected, the situation that an adjusting rod and a pressing ring on the connecting frame affect the installation operation between the aviation plug cord and a connector is avoided, and the connection stability performance and effect between the aviation plug cord and equipment are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sand spreading controller detection, in particular to a detection device for a locomotive sand spreading controller. Background Art

[0002] When electric locomotives operate in severe weather conditions or on special slopes, the adhesion between the vehicle wheels and rails will decrease due to changes in the rail surface condition, causing the train to idle or slide, affecting the normal operation of the train and even causing serious consequences such as safety accidents.

[0003] The commonly used improvement method at present is to spray fine sand on the rails through the RW-2 locomotive sand-spreading control device to improve the adhesion between the wheel and the rail. The sand-spreading device is a key device for the safe operation of the locomotive, which improves the safety production and efficiency of railway transportation. At the same time, the locomotive sand-spreading controller has high requirements for maintenance quality. The detection device of the existing sand-spreading controller can only perform a single function detection when in use. When performing different function detection operations on the sand-spreading controller, different detection equipment needs to be replaced, which is relatively cumbersome. Utility Model Content

[0004] The purpose of the utility model is to provide a detection device for a locomotive sand spreading controller to solve the problem that only a single function can be detected in the above-mentioned background technology, and different detection equipment needs to be replaced when performing detection operations for different functions of the sand spreading controller, which is relatively cumbersome.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a detection device for a locomotive sand-spreading controller, comprising a casing, a display screen and a circuit board, the surface of the casing is provided with a control button, a frequency selection switch and a connector, the control button comprises a main power switch button and a frequency selection main switch button, the surface of the connector is plugged and connected with an aviation plug line, the surface of the casing is connected with a connecting cover by bolts, the outer surface of the casing is abutted and connected with a support frame, the surface of the support frame is penetrated and connected with a screw rod, the circuit board acts on the inside of the casing, the surface of the support frame is fixedly connected with a support plate, the support plates are distributed on the surface of the support frame in two groups, the surface of one group of support plates is movably connected with a connecting frame, and the surface of the other group of support plates is movably connected with a movable rod, the outer surface of the movable rod is sleeved with a screw sleeve, the surface of the connecting frame is penetrated and connected with an adjusting rod, and the bottom end of the adjusting rod is movably connected with a pressure ring.

[0006] Preferably, the display screen, control buttons, frequency selection switch and connector are located on the same surface of the casing, and the cross-section of the connection cover is in a "C" shape.

[0007] Preferably, the casing is hollow, the connection cover and the casing form a cavity, the circuit board acts inside the cavity, the cross-section of the support frame is "L"-shaped, and a voltage stabilizer is arranged inside the casing.

[0008] Preferably, the aviation plug wire includes a female plug, a connecting wire and a male socket, the female plug and the connector are plug-connected, the connecting wires are connected to the surface of the male socket in four groups, and the aviation plug wire acts on the top of the support frame.

[0009] Preferably, the connecting frame acts on the surfaces of the two groups of support plates, the adjusting rod penetrates the surface of the connecting frame through threads, and the surface of the pressure ring is in an arc shape.

[0010] Preferably, a groove is provided on the surface of the connecting frame, and the movable rod passes through the surface of the connecting frame through the groove, and the screw sleeve is abutted and connected with the connecting frame through the movable rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. Through the connection between the circuit board and the casing, under the action of the display screen, control button and frequency selection switch, the detection display and control effect of the locomotive sand spreading controller are realized. Under the action of the aviation plug line, it is convenient to connect and operate the detection instrument and the locomotive sand spreading controller. Under the action of the frequency selection switch and the three sets of frequency circuits inside the casing, its detection use range and performance are improved, making it highly versatile, accurate in measurement, simple and easy to operate, greatly improving the maintenance efficiency of the sand spreading device, and effectively ensuring the safe production of railway transportation.

[0013] 2. Through the action of the support frame and the screw, under the action of the screw, the connection support effect of the support frame on the casing is achieved. Through the connection of the support plate and the connecting frame, under the connection of the connecting frame and the adjusting rod, through the action of the adjusting rod and the pressure ring, the pressure and binding effect of the action position of the aviation plug line on the support frame is achieved. Under the action of the movable rod and the screw sleeve, the limiting operation of the action position of the connecting frame on the support plate is completed. The rotation connection between the connecting frame and the support plate prevents the adjusting rod and the pressure ring on the connecting frame from affecting the installation operation between the aviation plug line and the connector, thereby improving the connection stability performance and effect between the aviation plug line and the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a bottom-up stereoscopic schematic diagram of the structure of the utility model;

[0016] Figure 3 It is a three-dimensional exploded schematic diagram of the structure of the utility model;

[0017] Figure 4 It is a three-dimensional schematic diagram of the structure of the support frame of the utility model;

[0018] Figure 5 For this utility model Figure 4 A cross-sectional perspective schematic diagram of the connection structure between the middle support plate and the connection frame;

[0019] Figure 6 This is a three-dimensional schematic diagram of the structure of the aviation plug wire of the utility model;

[0020] Figure 7 This is a schematic diagram of the composition of the internal modules of the utility model;

[0021] Figure 8 This is a schematic diagram of the frequency selection of the circuit of the utility model;

[0022] Fig. 9 This is the sine wave generating circuit diagram of the utility model;

[0023] Fig.10 This is a schematic diagram of the electrical connection of the aviation plug wire of the utility model.

[0024] In the figure: 1. Casing; 2. Display screen; 3. Control button; 4. Frequency selection switch; 5. Aviation plug line; 51. Female plug; 52. Connecting line; 53. Male socket; 6. Connecting cover; 7. Support frame; 8. Circuit board; 9. Connecting head; 10. Screw rod; 11. Support plate; 12. Connecting frame; 13. Adjusting rod; 14. Pressing ring; 15. Movable rod; 16. Screw sleeve. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-10 , an embodiment provided by the utility model:

[0027] A detection device for a locomotive sand-spreading controller comprises a housing 1, a display screen 2 and a circuit board 8. A control button 3, a frequency selection switch 4 and a connector 9 are arranged on the surface of the housing 1. The control button 3 comprises a main power switch button and a frequency selection main switch button. An aviation plug line 5 is plugged and connected to the surface of the connector 9. A connection cover 6 is connected to the surface of the housing 1 by bolts. A support frame 7 is abutted and connected to the outer surface of the housing 1. A screw 10 is penetrated and connected to the surface of the support frame 7. The circuit board 8 acts on the interior of the housing 1. The surface of the support frame 7 is fixedly connected to the housing 1. A support plate 11 is connected, and the support plates 11 are distributed in two groups on the surface of the support frame 7. The surface of one group of support plates 11 is movably connected with a connecting frame 12, and the surface of the other group of support plates 11 is movably connected with a movable rod 15, and the outer surface of the movable rod 15 is sleeved with a screw sleeve 16. The surface of the connecting frame 12 is penetrated by an adjusting rod 13, and the bottom end of the adjusting rod 13 is movably connected with a pressure ring 14. Through the connection between the casing 1 and the display screen 2, under the action of the control button 3 and the frequency selection switch 4, the detection switching effect of different functions of the locomotive sand spreading controller is realized.

[0028] Furthermore, the display screen 2, the control button 3, the frequency selection switch 4 and the connector 9 act on the same surface of the casing 1, and the cross-section of the connecting cover 6 is in a "C" shape. Through the connection between the connecting cover 6 and the casing 1, under the action of the connecting cover 6, the circuit board 8 in the casing 1 is protected.

[0029] Furthermore, the casing 1 is hollow, the connecting cover 6 and the casing 1 form a cavity, the circuit board 8 acts inside the cavity, the cross-section of the support frame 7 is "L"-shaped, a voltage stabilizer is arranged inside the casing 1, the frequency selection main switch button is electrically connected to the voltage stabilizer, the voltage stabilizer and the frequency selection switch 4 are electrically connected to keep the voltage at 12V, and the three groups of sinusoidal wave generating circuits inside the casing 1 are switched and selected through the frequency selection switch 4, and the frequencies of the three groups of sinusoidal wave generating circuits are 17.6HZ, 177HZ and 140HZ respectively. By selecting and using different frequencies, the use of the sand-spreading controller of the locomotive in different states can be detected without frequency modulation, and the frequency can be selected according to the use situation. It is easy to use and improves the detection efficiency.

[0030] Furthermore, the aviation plug line 5 includes a female plug 51, a connecting line 52 and a male socket 53. The female plug 51 and the connector 9 are plugged together. The connecting lines 52 are connected to the surface of the male socket 53 in four groups. The aviation plug line 5 acts on the top of the support frame 7. Through the connection between the female plug 51 and the connector 9, under the action of the connecting line 52 and the male socket 53, the electrical connection operation between the detection equipment and the locomotive sand-spreading controller is convenient. The connecting lines 52 are connected to the male socket 53 and the female plug 51 in ten groups. The connecting lines 52 are divided into lines 1-10 according to the numerical arrangement. Line 1 and Line 2 are respectively connected to the positive and negative poles of the power supply, and Line 6 and Line 7 are connected to the sinusoidal wave transmission end.

[0031] Furthermore, the connecting frame 12 acts on the surfaces of the two groups of support plates 11, the adjusting rod 13 penetrates the surface of the connecting frame 12 through threads, and the surface of the pressure ring 14 is in an arc shape. Through the connection between the support frame 7 and the support plate 11, and under the rotational connection between the support plate 11 and the connecting frame 12, the regulating effect of the action position of the adjusting rod 13 and the pressure ring 14 is achieved.

[0032] Furthermore, a groove is provided on the surface of the connecting frame 12, and the movable rod 15 passes through the surface of the connecting frame 12 through the groove. The screw sleeve 16 is abutted and connected with the connecting frame 12 through the movable rod 15. Under the connection between the movable rod 15 and the screw sleeve 16, the screw sleeve 16 and the connecting frame 12 are abutted and connected to complete the effect of limiting the position of the connecting frame 12 on the support plate 11.

[0033] Working principle: When the locomotive sand-spreading controller is tested, the female plug 51 and the male socket 53 are used to electrically connect the device to the locomotive sand-spreading controller. The frequency selection switch 4 and the three sets of frequency selection circuits inside the casing 1 are used to switch and control different functional modes, thereby improving the detection and use scope of the locomotive sand-spreading controller. Under the action of the connecting cover 6, the circuit board 8 is protected in the casing 1. Under the connection between the support frame 7 and the support plate 11, the connection between the support plate 11 and the connecting frame 12, the connection between the connecting frame 12 and the adjusting rod 13, and the connection between the adjusting rod 13 and the pressing ring 14 are used to achieve the abutment and binding effect of the aviation plug line 5 on the support frame 7. Under the action of the movable rod 15 and the screw sleeve 16, the position of the connecting frame 12 on the support plate 11 can be limited and supported. By adjusting the action angle of the connecting frame 12 on the support plate 11, the connection between the aviation plug line 5 and the connector 9 is avoided from being affected.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A detection device for a locomotive sand spreading controller, comprising a housing (1), a display screen (2) and a circuit board (8), characterized in that: The surface of the housing (1) is provided with a control button (3), a frequency selection switch (4) and a connector (9), wherein the control button (3) includes a main power switch button and a frequency selection main switch button, and the surface of the connector (9) is plugged with an aviation plug line (5). The surface of the housing (1) is connected to a connection cover (6) by bolts, and the outer surface of the housing (1) is abutted with a support frame (7), and the surface of the support frame (7) is penetrated by a screw (10). The circuit board (8) acts on the housing (1). Internally, a support plate (11) is fixedly connected to the surface of the support frame (7), and the support plates (11) are distributed on the surface of the support frame (7) in two groups. The surface of one group of support plates (11) is movably connected to a connecting frame (12), and the surface of the other group of support plates (11) is movably connected to a movable rod (15), and the outer surface of the movable rod (15) is sleeved with a screw sleeve (16). The surface of the connecting frame (12) is penetrated by an adjusting rod (13), and the bottom end of the adjusting rod (13) is movably connected to a pressure ring (14).

2. The detection device of a locomotive sand spreading controller according to claim 1, characterized in that: The display screen (2), control button (3), frequency selection switch (4) and connector (9) act on the same surface of the casing (1), and the cross section of the connection cover (6) is in a "C" shape.

3. The detection device of a locomotive sand spreading controller according to claim 1, characterized in that: The casing (1) is hollow, the connection cover (6) and the casing (1) form a cavity, the circuit board (8) acts inside the cavity, the cross section of the support frame (7) is in an "L" shape, and a voltage stabilizer is arranged inside the casing (1).

4. The detection device of a locomotive sand spreading controller according to claim 1, characterized in that: The aviation plug line (5) comprises a female plug (51), a connecting line (52) and a male socket (53); the female plug (51) and the connector (9) are plugged together; the connecting lines (52) are connected to the surface of the male socket (53) in four groups; and the aviation plug line (5) acts on the top of the support frame (7).

5. The detection device of a locomotive sand spreading controller according to claim 1, characterized in that: The connecting frame (12) acts on the surfaces of the two groups of support plates (11), the adjusting rod (13) penetrates the surface of the connecting frame (12) through threads, and the surface of the pressing ring (14) is in an arc shape.

6. The detection device of a locomotive sand spreading controller according to claim 1, characterized in that: The surface of the connecting frame (12) is provided with a groove, and the movable rod (15) passes through the surface of the connecting frame (12) through the groove, and the screw sleeve (16) is abutted and connected with the connecting frame (12) through the movable rod (15).

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