Three-position switch transmission component assembly device and assembly method

Abstract

The present invention relates to a three-position switch transmission component assembly device, comprising a first positioning plate, a second positioning plate, a third positioning plate, a fourth positioning plate, a fifth positioning plate and a sixth positioning plate stacked together from bottom to top; the first positioning plate is provided with a first shaft hole and a first screw hole; the second positioning plate is provided with a second shaft hole, a first hexagonal hole, a third pin hole, a first pin hole, a second pin hole, a first positioning hole and a second screw hole; the third positioning plate is provided with a third shaft hole, a first transmission hole, a first pull plate hole and a third screw hole; the fourth positioning plate is provided with a fourth shaft hole, a second pull plate hole, a second transmission hole, a fourth screw hole, a side positioning hole and a third positioning hole all communicating with the second pull plate hole; the fifth positioning plate is provided with a fifth screw hole; the sixth positioning plate is provided with a driving hole. The assembly device limits the assembly sequence and assembly position of the parts through a plurality of holes arranged in layers, so that the assembly is simple and the assembly efficiency is high.

Description

Technical Field

[0001] The invention relates to an assembly device for a circuit breaker, in particular to an assembly device for a transmission component of a three-position switch and an assembly method thereof. Background Art

[0002] Three-position switch, abbreviated as 3PS in English, is 3 position switchgear. Two-position load switch means that it has only closing position and opening position; three-position load switch means that it has closing position, opening position and grounding position. Cut-off and isolation are different. Cut-off only means that the circuit has been disconnected and the load has been removed; isolation not only includes the cut-off state, but also indicates that the break between the power supply side and the load side is large.

[0003] Since the three-position switch is assembled from multiple parts, especially the transmission part used to switch the gate position, which is mostly made of plate parts, the structure is complex and it is easy to make mistakes during assembly. Usually, an assembly instruction book is made for on-site assembly guidance, but since there are many parts and they have assembly sequence and position relationship, it is not easy to remember. During assembly, you need to pay attention to the assembly sequence and position relationship at all times, which is easy to make mistakes and greatly limits the assembly efficiency. Summary of the invention

[0004] In order to solve the above problems, the present invention provides a three-position switch transmission component assembly device with a simple structure, which can be assembled by simply installing parts according to the holes of the device, and the assembly sequence and position are not easy to make mistakes, and the assembly efficiency is high. The specific technical solution is:

[0005] The three-position switch transmission component assembly device comprises a first positioning plate, a second positioning plate, a third positioning plate, a fourth positioning plate, a fifth positioning plate and a sixth positioning plate stacked together in sequence from bottom to top; the fifth positioning plate and the sixth positioning plate are both smaller than the fourth positioning plate and are fixed to one end of the fourth positioning plate; the first positioning plate is provided with a first axial hole and a first screw hole for positioning the second bolt; the second positioning plate is provided with a second axial hole, a first hexagonal hole for positioning the first bolt, a third pin hole for positioning the third connecting pin, a first pin hole for positioning the first connecting pin, a second pin hole for positioning the second connecting pin, a first positioning hole and a second screw hole for positioning the reinforcement seat; the third positioning plate is provided with a third axial hole, a first transmission hole for positioning the connecting plate, a second positioning hole, a first pull plate hole and a third screw hole for positioning the left pull plate; the The fourth positioning plate is provided with a fourth axial hole, a second pull plate hole, a second transmission hole, a fourth screw hole, a side positioning hole and a third positioning hole which are all communicated with the second pull plate hole, and the side positioning hole is used for positioning the drive plate; the fifth positioning plate is provided with a fifth screw hole; the sixth positioning plate is provided with a drive hole for positioning the drive rod; the first axial hole, the second axial hole, the third axial hole and the fourth axial hole are coaxially arranged and have the same diameter for inserting a spline shaft; the first hexagonal hole, the third pin hole, the first pull plate hole and the second pull plate hole are all communicated; the first pin hole, the second pin hole, the first transmission hole and the second transmission hole are all communicated; the first positioning hole, the second positioning hole and the third positioning hole are all communicated; the first screw hole, the second screw hole, the third screw hole, the fourth screw hole, the fifth screw hole and the drive hole are communicated.

[0006] Furthermore, the first positioning plate is provided with a first sequential hole communicating with the first hexagonal hole, a second sequential hole communicating with the third pin hole, a third sequential hole communicating with the first pin hole, and a fourth sequential hole communicating with the second pin hole.

[0007] Preferably, a pull plate indicating hole is provided on the sixth positioning plate, and the pull plate indicating hole is communicated with the driving hole.

[0008] Furthermore, the shape of the first pull plate hole is the same as that of the left pull plate; the shape and size of the first transmission hole and the second transmission hole are consistent, and the shape is the same as that of the connecting plate; the side positioning hole is the same as that of the drive plate; and the drive hole is the same as that of the drive rod.

[0009] Furthermore, it also includes a fixed column, which is fixed to the bottom of the first positioning plate.

[0010] A method for assembling a transmission component of a three-position switch, using the three-position switch transmission component assembly device for assembly, comprises the following steps: inserting the hexagonal head of the first bolt into the first hexagonal hole, inserting the first connecting pin into the first pin hole, inserting the second connecting pin into the second pin hole, and inserting the third connecting pin into the third pin hole; inserting a connecting plate into the first transmission hole, inserting the two ends of the connecting plate into the first connecting pin and the second connecting pin respectively, inserting the left pull plate into the first pull plate hole, and inserting the two ends of the left pull plate into the first bolt and the third connecting pin respectively; inserting the spline shaft into the fourth shaft hole, the third shaft hole, the second shaft hole and the first shaft hole, inserting the transmission plate into the first connecting pin, and inserting the reinforcing seat of the transmission rod into the second positioning hole and the first positioning hole In the process, the two ends of the transmission rod are respectively inserted into the third connecting pin and the second connecting pin; the driving plate is inserted into the side positioning hole, and one end of the driving plate is inserted into the first bolt; the other connecting plate is inserted into the first connecting pin and the second connecting pin; the driving rod is inserted into the driving hole; one end of the right pull plate is inserted into the third connecting pin, and the other end is pressed on the sixth positioning plate and aligned with the driving rod; the second bolt is inserted into the hole of the right pull plate and the driving rod, and the threaded rod of the second bolt is inserted into the fifth screw hole, the fourth screw hole, the third screw hole, the second screw hole and the first screw hole; the retaining rings are respectively installed on the first connecting pin, the second connecting pin and the third connecting pin; the nut is installed on the first bolt; remove the three-position switch transmission device and install the nut on the second bolt.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] The three-position switch transmission component assembly device provided by the present invention limits the assembly sequence and assembly position of the parts through multiple holes arranged in layers, so that the parts are assembled from the outermost parts to the inside during assembly. The installation is fool-proof, error-prone, simple in structure, and greatly improves the assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the three-position switch transmission component assembly device;

[0014] Figure 2 It is a schematic diagram of the exploded structure of the three-position switch transmission component assembly device;

[0015] Figure 3 It is a structural schematic diagram of a three-position switch transmission component assembly device equipped with a three-position switch transmission component;

[0016] Figure 4 It is a structural diagram of the transmission components of a three-position switch. DETAILED DESCRIPTION

[0017] The present invention will be further described with reference to the accompanying drawings.

[0018] like Figure 4 As shown, the transmission component of the three-position switch includes a spline shaft 91, a transmission plate 81 fixed to the spline shaft 91, the other end of the transmission plate 81 is hinged to one end of the connecting plate 82 through a first connecting pin 94, the other end of the connecting plate 82 is hinged to one end of a transmission rod 96 through a second connecting pin 95, the other end of the transmission rod 96 is equipped with a third connecting pin 93, the third connecting pin 93 is hinged to the left pull plate 84 and the right pull plate 83 respectively, the left pull plate 84 is fixedly connected to one end of the driving plate 86 through a first bolt 92, and the other end of the driving plate 86 is fixed with a lever 85; the other end of the right pull plate 83 is fixedly connected to the driving rod 98 through a second bolt 97. The first bolt 92 and the second bolt 97 are both hexagonal bolts. A reinforcing seat 961 is provided on the transmission rod 96. Embodiment 1

[0019] like Figures 1 to 3 As shown, the three-position switch transmission component assembly device includes a first positioning plate 1, a second positioning plate 2, a third positioning plate 3, a fourth positioning plate 4, a fifth positioning plate 5 and a sixth positioning plate 6 which are stacked together from bottom to top; the fifth positioning plate 5 and the sixth positioning plate 6 are both smaller than the fourth positioning plate 4 and are fixed to one end of the fourth positioning plate 4; the first positioning plate 1 is provided with a first axial hole 11 and a first screw hole 17 for positioning the second bolt 97; the second positioning plate 2 is provided with a second axial hole 21, a first hexagonal hole 22 for positioning the first bolt 92, a third pin hole 23 for positioning the third connecting pin 93, a first pin hole 24 for positioning the first connecting pin 94, a second pin hole 25 for positioning the second connecting pin 95, a first positioning hole 26 and a second screw hole 27 for positioning the reinforcing seat 961; the third positioning plate 3 is provided with a third axial hole 31, a first transmission hole 34 for positioning the connecting plate 82, a second positioning hole 36, a first pull plate hole 32 for positioning the left pull plate 84 and The fourth positioning plate 4 is provided with a fourth shaft hole 41, a second pull plate hole 42, a second transmission hole 44, a fourth screw hole 47, a side positioning hole 43 and a third positioning hole 46 which are all connected to the second pull plate hole 42, and the side positioning hole 43 is used to position the drive plate 83; the fifth positioning plate 5 is provided with a fifth screw hole 57; the sixth positioning plate 6 is provided with a drive hole 68 for positioning the drive rod 98; the first shaft hole 11, the second shaft hole 21, the third shaft hole 31 and the fourth shaft hole 41 are provided with a The axis is set and has the same diameter for inserting the spline shaft 91; the first hexagonal hole 22, the third pin hole 23, the first pull plate hole 32 and the second pull plate hole 42 are all connected; the first pin hole 24, the second pin hole 25, the first transmission hole 34 and the second transmission hole 44 are all connected; the first positioning hole 26, the second positioning hole 36 and the third positioning hole 46 are all connected; the first screw hole 17, the second screw hole 27, the third screw hole 37, the fourth screw hole 47, the fifth screw hole 57 and the drive hole 68 are connected.

[0020] The first positioning plate 1 is provided with a first sequence hole 12 communicating with the first hexagonal hole 22 , a second sequence hole 13 communicating with the third pin hole 23 , a third sequence hole 14 communicating with the first pin hole 24 , and a fourth sequence hole 15 communicating with the second pin hole 25 .

[0021] The sixth positioning plate 6 is provided with a pull plate indicating hole 69, which is communicated with the driving hole 68. The pull plate indicating hole 69 indicates the installation direction of the right pull plate 83.

[0022] The shape of the first pull plate hole 32 is the same as that of the left pull plate 84; the shape and size of the first transmission hole 34 and the second transmission hole 44 are consistent, and the shape is the same as that of the connecting plate 82; the side positioning hole 43 is the same as that of the driving plate 86; the driving hole 68 is the same as that of the driving rod 98.

[0023] It also includes a fixed column 71 , which is fixed to the bottom of the first positioning plate 1 .

[0024] Since multiple holes are arranged in layers according to the installation sequence, parts can be installed upwards only after the lowest holes are installed. Therefore, the assembly sequence of parts is limited, and the relative position relationship of parts is limited, making the assembly simple, error-prone, efficient, and fool-proof. No operation instructions are required, and newcomers can quickly learn to install.

[0025] The fixing column 71 fixes the first positioning plate 1, the second positioning plate 2, the third positioning plate 3, the fourth positioning plate 4, the fifth positioning plate 5 and the sixth positioning plate 6 together through the fixing nut 72. The fixing column 71 raises the position of the first positioning plate 1 to prevent the spline shaft 91 from interfering with the assembly table.

[0026] The fifth positioning plate 5 and the sixth positioning plate 6 form a step to facilitate the installation of the right pull plate 83 .

[0027] The first hexagonal hole 22 is convenient for inserting a hexagonal bolt therein, and is convenient for fixing the first bolt 92 , and is convenient for subsequently installing a nut on the first bolt 92 .

[0028] The first pull plate hole 32, the first transmission hole 34, the second transmission hole 44, the side positioning hole 43 and the driving hole 68 are all contour holes, which are larger than the parts, making it easier to insert the parts and can prompt what parts to put in, making assembly simple.

[0029] The four sequential holes are used to prompt that the parts in these four sequential holes should be installed first. Embodiment 2

[0030] The three-position switch transmission component assembly method uses a three-position switch transmission component assembly device for assembly, comprising the following steps:

[0031] Insert the hexagonal head of the first bolt 92 into the first hexagonal hole 22, insert the first connecting pin 94 into the first pin hole 24, insert the second connecting pin 95 into the second pin hole 25, and insert the third connecting pin 93 into the third pin hole 23;

[0032] Insert a connecting plate 82 into the first transmission hole 34, and insert the two ends of the connecting plate 82 into the first connecting pin 94 and the second connecting pin 95 respectively; insert the left pull plate 84 into the first pull plate hole 32, and insert the two ends of the left pull plate 84 into the first bolt 92 and the third connecting pin 93 respectively;

[0033] Insert the spline shaft 91 into the fourth shaft hole 41, the third shaft hole 31, the second shaft hole 21 and the first shaft hole 11, insert the transmission plate 81 onto the first connecting pin 94, insert the reinforcing seat 961 of the transmission rod 96 into the second positioning hole 36 and the first positioning hole 26, and insert the two ends of the transmission rod 96 into the third connecting pin 93 and the second connecting pin 95 respectively;

[0034] Insert the drive plate 86 into the side positioning hole 43, and insert one end of the drive plate 86 onto the first bolt 92;

[0035] Insert another connecting plate 88 onto the first connecting pin 94 and the second connecting pin 95;

[0036] Insert the drive rod 98 into the drive hole 68;

[0037] Insert one end of the right pull plate 83 onto the third connecting pin 93, and press the other end onto the sixth positioning plate 6 and align it with the driving rod 98;

[0038] Insert the second bolt 97 into the holes of the right pull plate 83 and the drive rod 98, and insert the threaded rod of the second bolt 97 into the fifth screw hole 57, the fourth screw hole 47, the third screw hole 37, the second screw hole 27 and the first screw hole 17;

[0039] Install the clamping springs onto the first connecting pin 94, the second connecting pin 95 and the third connecting pin 93 respectively;

[0040] Install a nut onto the first bolt 92;

[0041] Remove the three-position switch transmission device and install the nut on the second bolt 97.

[0042] The technical principle of the present invention is described above in conjunction with specific embodiments. These descriptions are only for explaining the principle of the present invention and cannot be interpreted as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can associate other specific implementations of the present invention without paying creative labor, and these methods will fall within the protection scope of the claims of the present invention.

Claims

1. A three-position switch transmission component assembly device, characterized in that: It comprises a first positioning plate (1), a second positioning plate (2), a third positioning plate (3), a fourth positioning plate (4), a fifth positioning plate (5) and a sixth positioning plate (6) which are stacked together in sequence from bottom to top, wherein the fifth positioning plate (5) and the sixth positioning plate (6) are both smaller than the fourth positioning plate (4) and are fixed to one end of the fourth positioning plate (4); The first positioning plate (1) is provided with a first axial hole (11) and a first screw hole (17) for positioning a second bolt (97); The second positioning plate (2) is provided with a second axial hole (21), a first hexagonal hole (22) for positioning the first bolt (92), a third pin hole (23) for positioning the third connecting pin (93), a first pin hole (24) for positioning the first connecting pin (94), a second pin hole (25) for positioning the second connecting pin (95), a first positioning hole (26) for positioning the reinforcing seat (961), and a second screw hole (27); The third positioning plate (3) is provided with a third shaft hole (31), a first transmission hole (34) for positioning the connecting plate (82), a second positioning hole (36), a first pull plate hole (32) for positioning the left pull plate (84), and a third screw hole (37); The fourth positioning plate (4) is provided with a fourth shaft hole (41), a second pull plate hole (42), a second transmission hole (44), a fourth screw hole (47), a side positioning hole (43) and a third positioning hole (46) both of which are in communication with the second pull plate hole (42), wherein the side positioning hole (43) is used for positioning the driving plate (83); The fifth positioning plate (5) is provided with a fifth screw hole (57); The sixth positioning plate (6) is provided with a driving hole (68) for positioning the driving rod (98); The first shaft hole (11), the second shaft hole (21), the third shaft hole (31) and the fourth shaft hole (41) are coaxially arranged and have the same diameter, and are used for inserting the spline shaft (91); The first hexagonal hole (22), the third pin hole (23), the first pull plate hole (32) and the second pull plate hole (42) are all in communication; The first pin hole (24), the second pin hole (25), the first transmission hole (34) and the second transmission hole (44) are all in communication with each other; The first positioning hole (26), the second positioning hole (36) and the third positioning hole (46) are all in communication with each other; The first screw hole (17), the second screw hole (27), the third screw hole (37), the fourth screw hole (47), the fifth screw hole (57) and the drive hole (68) are in communication with each other.

2. The three-position switch transmission component assembly device according to claim 1, characterized in that: The first positioning plate (1) is provided with a first sequence hole (12) communicating with the first hexagonal hole (22), a second sequence hole (13) communicating with the third pin hole (23), a third sequence hole (14) communicating with the first pin hole (24), and a fourth sequence hole (15) communicating with the second pin hole (25).

3. The three-position switch transmission component assembly device according to claim 1 or 2, characterized in that: The sixth positioning plate (6) is provided with a pull plate indicating hole (69), and the pull plate indicating hole (69) is in communication with the driving hole (68).

4. The three-position switch transmission component assembly device according to claim 1 or 2, characterized in that: The shape of the first pull plate hole (32) is the same as that of the left pull plate (84); The first transmission hole (34) and the second transmission hole (44) are consistent in shape and size, and have the same shape as the connecting plate (82); The side positioning hole (43) has the same shape as the driving plate (86); The driving hole (68) has the same shape as the driving rod (98) (98).

5. The three-position switch transmission component assembly device according to claim 1 or 2, characterized in that: It also comprises a fixed column (71), wherein the fixed column (71) is fixed to the bottom of the first positioning plate (1).

6. A method for assembling a transmission component of a three-position switch, characterized in that: The assembly is performed using the three-position switch transmission component assembly device according to any one of claims 1 to 3, comprising the following steps: Inserting the hexagonal head of the first bolt (92) into the first hexagonal hole (22), inserting the first connecting pin (94) into the first pin hole (24), inserting the second connecting pin (95) into the second pin hole (25), and inserting the third connecting pin (93) into the third pin hole (23); Insert a connecting plate (82) into the first transmission hole (34), and insert two ends of the connecting plate (82) into the first connecting pin (94) and the second connecting pin (95) respectively; insert a left pull plate (84) into the first pull plate hole (32), and insert two ends of the left pull plate (84) into the first bolt (92) and the third connecting pin (93) respectively; Inserting the spline shaft (91) into the fourth shaft hole (41), the third shaft hole (31), the second shaft hole (21) and the first shaft hole (11), inserting the transmission plate (81) onto the first connecting pin (94), inserting the reinforcing seat (961) of the transmission rod (96) into the second positioning hole (36) and the first positioning hole (26), and inserting the two ends of the transmission rod (96) into the third connecting pin (93) and the second connecting pin (95), respectively; Insert the drive plate (86) into the side positioning hole (43), and insert one end of the drive plate (86) onto the first bolt (92); Inserting another connecting plate (88) onto the first connecting pin (94) and the second connecting pin (95); Insert the drive rod (98) (98) into the drive hole (68); Insert one end of the right pull plate (83) onto the third connecting pin (93), and press the other end onto the sixth positioning plate (6) and align it with the driving rod (98); Inserting the second bolt (97) into the holes of the right pull plate (83) and the driving rod (98), and inserting the threaded rod of the second bolt (97) into the fifth screw hole (57), the fourth screw hole (47), the third screw hole (37), the second screw hole (27) and the first screw hole (17); Installing the clamping springs on the first connecting pin (94), the second connecting pin (95) and the third connecting pin (93) respectively; Installing a nut onto the first bolt (92); Remove the three-position switch gear and install the nut on the second bolt (97).

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