A switch machine indication mechanism

Abstract

A switch machine indicating mechanism provided in some embodiments of the present disclosure includes a seat body, a moving contact and a static contact are arranged on the seat body, and a driving mechanism is also arranged on the seat body, the driving mechanism drives the moving contact to cooperate with the static contact, the driving mechanism includes a quick-moving claw, a spring and a slider, the slider drives the moving contact to move through the quick-moving claw, thereby realizing the cooperation or disengagement of the moving contact and the static contact, the spring makes one end of the quick-moving claw contact with the track, improves the movement accuracy of the quick-moving claw, and thus improves the movement accuracy of the moving contact. The switch machine indicating mechanism disclosed in this scheme has a simple structure and reduces the use cost of the indicating mechanism.

Description

Technical Field

[0001] The present disclosure relates to the field of tram accessories, and in particular to a switch indicating mechanism. Background Art

[0002] The switch machine is the core and main body of the railway turnout switching system, used to pull the turnout to complete the switching and locking process. However, the traditional switch machine is not suitable for rubber-wheeled rail trams. The indication mechanism is the core mechanism inside the switch machine. Its function is to switch the motor circuit and feedback the turnout indication status to the control system when the turnout is switched by the switch machine.

[0003] The structure of the display mechanism in the prior art is unreasonable, resulting in a complex structure and high use cost. Summary of the invention

[0004] The present invention provides a switch machine indicating mechanism, which simplifies the structure of the indicating mechanism and reduces the use cost of the indicating mechanism.

[0005] A switch machine indicating mechanism includes a seat body, a moving contact is arranged on the seat body, a static contact cooperating with the moving contact is also arranged on the seat body, and a driving mechanism for driving the moving contact to cooperate with the static contact is also arranged on the seat body. The driving mechanism includes a quick-moving claw, a spring and a slider. The quick-moving claw is rotatably connected to the seat body, the moving contact is fixed on the quick-moving claw, and a track for controlling the movement trajectory of the quick-moving claw is arranged on the slider. The slider moves along the seat body to control the movement of the quick-moving claw and make the moving contact contact or separate from the static contact. The spring is connected to the quick-moving claw, and the spring makes one end of the quick-moving claw contact with the track.

[0006] A switch machine indicating mechanism provided in some embodiments of the present disclosure includes a seat body, a moving contact and a static contact are arranged on the seat body, and a driving mechanism is also arranged on the seat body, the driving mechanism drives the moving contact to cooperate with the static contact, the driving mechanism includes a quick-moving claw, a spring and a slider, the slider drives the moving contact to move through the quick-moving claw, thereby realizing the cooperation or disengagement of the moving contact and the static contact, the spring makes one end of the quick-moving claw contact with the track, improves the movement accuracy of the quick-moving claw, and thus improves the movement accuracy of the moving contact. The switch machine indicating mechanism disclosed in this scheme has a simple structure and reduces the use cost of the indicating mechanism.

[0007] Preferably, there are two quick-acting claws, the spring is arranged between the two quick-acting claws, and one end of the spring is connected to one of the quick-acting claws, and the other end of the spring is connected to the other quick-acting claw.

[0008] The spring is located between the two quick-acting claws, and there is no need to set an independent supporting mechanism for the spring, thus simplifying the structure of the switch machine indicating mechanism.

[0009] Preferably, the track includes a first inclined plane for controlling the movement trajectory of one of the quick-acting claws and a second inclined plane for controlling the movement trajectory of the other quick-acting claw, and a horizontal plane is provided between the first inclined plane and the second inclined plane.

[0010] The arrangement of the first inclined surface and the second inclined surface simplifies the structure of the track and improves the movement accuracy of the moving contact.

[0011] Preferably, the slider further comprises a connecting rod and a starting bar, wherein the connecting rod is fixedly connected to the starting bar, and the connecting rod drives the starting bar to reciprocate.

[0012] The setting of the connecting rod and the starting bar optimizes the operating performance of the switch machine indicating mechanism.

[0013] Preferably, the track is arranged on the starting bar, and the track is one of the side surfaces of the starting bar.

[0014] The structure of the switch machine indicating mechanism is simplified, and the use cost of the switch machine indicating mechanism is reduced.

[0015] Preferably, the slider further comprises a follower bar, and the starter bar moves synchronously with the follower bar.

[0016] Preferably, the switch indication mechanism also includes a cover body, which has a accommodating cavity, and the cover body is arranged on the base body. The moving contact and the static contact are both located in the accommodating cavity, a part of the driving mechanism is located in the accommodating cavity, and a sealing gasket is arranged between the cover body and the base body.

[0017] The provision of the sealing pad enables the cover body and the seat body to be waterproof, thereby optimizing the performance of the switch machine indicating mechanism.

[0018] Preferably, a roller is provided on the quick-acting claw to reduce the friction between the quick-acting claw and the track.

[0019] The setting of the roller reduces the friction coefficient between the quick-acting claw and the track, and prolongs the use cost of the quick-acting claw and the track.

[0020] Preferably, the roller is rotatably connected to the quick-acting claw.

[0021] Preferably, the roller is rotatably connected to the quick-acting claw via a wheel axle, and a rolling bearing is provided between the quick-acting claw and the wheel axle.

[0022] The provision of the rolling bearing reduces the wear of the roller and the quick-acting claw and prolongs the service life of the roller.

[0023] The present disclosure has the following beneficial effects:

[0024] 1. The setting of the track simplifies the structure of the switch indicating mechanism and reduces the use cost of the switch indicating mechanism.

[0025] 2. The setting of the spring makes the quick-moving claw fit the track, improving the movement accuracy of the moving contact. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The following drawings are merely exemplary and are not all drawings of the technical solution disclosed herein. Those skilled in the art may obtain other drawings according to the technical solution disclosed herein.

[0027] Figure 1 It is a schematic diagram of an embodiment of the present disclosure.

[0028] Figure 2 Schematic diagram of the internal structure of some embodiments of the present disclosure. DETAILED DESCRIPTION

[0029] The present disclosure is further described below in conjunction with the accompanying drawings. The following implementations are merely exemplary and are not all implementations of the technical solutions of the present disclosure.

[0030] like Figure 1 , Figure 2 A switch machine indicating mechanism includes a seat body 4, a moving contact 13 is arranged on the seat body 4, a static contact 14 cooperating with the moving contact 13 is also arranged on the seat body 4, and a driving mechanism for driving the moving contact 13 to cooperate with the static contact 14 is also arranged on the seat body 4, the driving mechanism includes a quick-moving claw 10, a spring 7 and a slider, the quick-moving claw 10 is rotatably connected to the seat body 4, the moving contact 13 is fixed on the quick-moving claw 10, and a track for controlling the movement trajectory of the quick-moving claw 10 is arranged on the slider, the slider moves along the seat body 4 to control the movement of the quick-moving claw 10 and make the moving contact 13 contact or separate with the static contact 14, the spring 7 is connected to the quick-moving claw 10, and the spring 7 makes one end of the quick-moving claw 10 contact with the track.

[0031] The seat body 4 can be made of metal material, or other materials.

[0032] In this solution, the track fits with the quick-acting claw 10, and the shape of the track is used to realize the movement of the quick-acting claw 10, and then the movement of the moving contact 13 is realized. The spring 7 is used to make the track fit with the quick-acting claw 10, thereby improving the movement accuracy of the moving contact 13.

[0033] Compared with the prior art, this solution has the advantages of simple structure and low use cost.

[0034] In some possible implementation schemes, there are two quick-acting claws 10 , and the spring 7 is disposed between the two quick-acting claws 10 . Moreover, one end of the spring 7 is connected to one of the quick-acting claws 10 , and the other end of the spring 7 is connected to the other quick-acting claw 10 .

[0035] The track includes a first inclined surface for controlling the movement trajectory of one of the quick-acting claws 10 and a second inclined surface for controlling the movement trajectory of the other quick-acting claw 10 , and a horizontal surface is provided between the first inclined surface and the second inclined surface.

[0036] When the quick-acting claw 10 contacts the horizontal surface, the state of the quick-acting claw 10 is maintained, thereby optimizing the performance of the switch machine indicating mechanism.

[0037] The horizontal plane refers to the plane parallel to the horizontal plane. The horizontal plane in this scheme is based on the Figure 2 The status is for reference.

[0038] In some possible implementation schemes, the slider further includes a connecting rod 1 and a starting bar 8, wherein the connecting rod 1 is fixedly connected to the starting bar 8, and the connecting rod 1 drives the starting bar 8 to reciprocate.

[0039] The connecting rod 1 can be fixedly connected to the starting bar 8 by screws, and the connecting rod 1 and the starting bar 8 can also be an integrated structure.

[0040] The track is disposed on the starter bar 8 , and the track is one of the side surfaces of the starter bar 8 .

[0041] In some possible implementations, the slider further includes a follower bar 12, and the starter bar 8 moves synchronously with the follower bar 12. The follower bar 12 and the starter bar 8 may be an integrated structure.

[0042] In some possible implementation schemes, the switch indication mechanism also includes a cover body 2, the cover body 2 has a accommodating cavity, the cover body 2 is covered on the base body 4, the moving contact 13 and the static contact 14 are both located in the accommodating cavity, a part of the driving mechanism is located in the accommodating cavity, and a sealing gasket 3 is arranged between the cover body 2 and the base body 4.

[0043] The cover body 2 may include a cylinder and a cover, and a sealing gasket 3 may be arranged between the cover and the cylinder. A sealing gasket 3 may also be arranged between the cylinder and the body 4.

[0044] The sealing pad 3 can be bonded to the base body 4 to facilitate the assembly between the cover body 2 and the base body 4. The sealing pad 3 can be made of rubber material, or other materials with sealing ability.

[0045] In some possible implementation schemes, a roller is provided on the quick-acting claw 10 to reduce the friction between the quick-acting claw 10 and the track.

[0046] The roller is rotatably connected to the quick-acting claw 10 .

[0047] The roller is rotatably connected to the quick-acting claw 10 via a wheel axle, and a rolling bearing is provided between the quick-acting claw 10 and the wheel axle.

[0048] The setting of the roller converts the sliding friction between the quick-acting claw 10 and the track into rolling friction, thereby reducing the wear of the quick-acting claw 10 and the track and extending the service life of the track and the quick-acting claw 10.

[0049] The roller can also be replaced by a ball.

[0050] Several possible implementation modes of the present disclosure are introduced above in combination with the accompanying drawings. Obviously, these implementation modes are not all the implementation modes of the present disclosure. Those skilled in the art can also obtain other implementation modes based on the technical solution of the present disclosure without paying creative work. However, these implementation modes still fall within the protection scope of the present disclosure.

Claims

1. A switch machine indicating mechanism, comprising a seat body (4), a movable contact (13) being arranged on the seat body (4), and a static contact (14) cooperating with the movable contact (13) being also arranged on the seat body (4), Its characteristics are: The seat body (4) is also provided with a driving mechanism for driving the moving contact (13) to cooperate with the static contact (14), the driving mechanism comprising a quick-moving claw (10), a spring (7) and a slider, the quick-moving claw (10) is rotatably connected to the seat body (4), the moving contact (13) is fixed to the quick-moving claw (10), a track for controlling the movement trajectory of the quick-moving claw (10) is provided on the slider, the slider moves along the seat body (4) to control the movement of the quick-moving claw (10) and to make the moving contact (13) contact or separate from the static contact (14), the spring (7) is connected to the quick-moving claw (10), and the spring (7) makes one end of the quick-moving claw (10) contact the track; There are two quick-acting claws (10), the spring (7) is arranged between the two quick-acting claws (10), and one end of the spring (7) is connected to one of the quick-acting claws (10), and the other end of the spring (7) is connected to the other quick-acting claw (10); The track comprises a first inclined surface for controlling the movement trajectory of one of the quick-acting claws (10) and a second inclined surface for controlling the movement trajectory of the other quick-acting claw (10), and a horizontal surface is provided between the first inclined surface and the second inclined surface; The slider further comprises a connecting rod (1) and a starting bar (8), wherein the connecting rod (1) is fixedly connected to the starting bar (8), and the connecting rod (1) drives the starting bar (8) to reciprocate; The track is arranged on the starting bar (8), and the track is one of the side surfaces of the starting bar (8).

2. The switch machine indicating mechanism according to claim 1, Its characteristics are: The slider further comprises a follower bar (12), and the starter bar (8) moves synchronously with the follower bar (12).

3. The switch machine indicating mechanism according to claim 1, Its characteristics are: The switch machine mechanism further comprises a cover body (2), the cover body (2) having a receiving cavity, the cover body (2) being arranged on the seat body (4), the moving contact (13) and the static contact (14) being both located in the receiving cavity, a part of the driving mechanism being located in the receiving cavity, and a sealing gasket (3) being arranged between the cover body (2) and the seat body (4).

4. The switch machine indicating mechanism according to claim 1, Its characteristics are: The quick-acting claw (10) is provided with a roller for reducing the friction between the quick-acting claw (10) and the track.

5. The switch machine indicating mechanism according to claim 4, Its characteristics are: The roller is rotatably connected to the quick-acting claw (10).

6. The switch machine indicating mechanism according to claim 5, Its characteristics are: The roller is rotatably connected to the quick-acting claw (10) via a wheel axle, and a rolling bearing is arranged between the quick-acting claw (10) and the wheel axle.

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