Electromagnetic brake shell

Abstract

The utility model relates to the technical field of electromagnetic brakes, in particular to an electromagnetic brake shell which comprises a mounting plate, an outer shell, bolts and an inner shell. The mounting plate is plate-shaped, a through hole is formed in the middle of the mounting plate, and a plurality of second mounting holes are formed close to the edge of the mounting plate; the inner shell is arranged on the upper end surface of the mounting plate, and the middle is communicated with the middle of the mounting plate; the outer shell sleeves the outer side of the inner shell and is connected with the mounting plate, and the top end of the outer shell covers the top end of the inner shell; the mounting plate, the outer shell and the inner shell are connected into a whole through the bolts from the lower end face of the mounting plate, so that the mounting plate, the outer shell and the inner shell are detachably connected, the bolts and the mounting position are blocked after mounting, the bolts are prevented from falling off during use, and meanwhile, when the mounting plate is mounted and fixed through the mounting bolts, the mounting plate is not prone to falling off. And the outer shell is fixed on the mounting plate and wraps the outer side of the electromagnetic coil, so that the electromagnetic coil is relatively convenient to disassemble and assemble.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electromagnetic brake, concretely relates to an electromagnetic brake shell. BACKGROUND

[0002] The electromagnetic brake is a kind of connector that can transmit the driving side torsion to passive side, can be combined, cut off or braked freely as required, has the advantages of compact structure, simple operation, sensitive response, long service life, reliable use, easy to realize remote control etc.

[0003] The Chinese patent document with the authorized announcement number CN220850501U discloses an electromagnetic brake, comprising: a coil seat, a middle part of the coil seat is provided with a through hole for a rotating shaft to pass through; a flange end cover, including a bottom plate and an annular enclosing plate connected with the bottom plate, the flange end cover is covered on one side end of the coil seat, the bottom plate has an inner hole, a containing space is formed between the flange end cover and the coil seat, a friction plate and a square wheel are sequentially arranged along the axial direction of the rotating shaft in the containing space, the annular enclosing plate is arranged on the side of the friction plate, the square wheel passes through the inner hole of the bottom plate and the square hole of the friction plate, and a gap is formed between the square wheel and the hole wall of the inner hole of the bottom plate; a sealing fitting part is arranged between the square wheel and the bottom plate, and the sealing fitting part is used for sealing and protecting the part of the friction plate exposed to the gap.

[0004] However, in the above-mentioned scheme, the shell (coil seat) is a one-piece structure, and in the assembly process of the finished product, the electromagnetic coil needs to be entered from the open end of the shell after being coated with glue on the edge and fixed inside the shell, but when the electromagnetic coil is replaced for maintenance, since the shell is one-piece and only has one opening, the disassembly and maintenance of the electromagnetic coil are relatively inconvenient. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problems in the background art and provides an electromagnetic brake shell.

[0006] The technical scheme of the utility model: an electromagnetic brake shell, comprising a mounting plate, an outer shell, a bolt and an inner shell.

[0007] The mounting plate is plate-shaped, has a through hole in the middle part, and a plurality of second mounting holes are arranged near the edge;

[0008] The inner shell is arranged on the upper end surface of the mounting plate and is in communication with the middle part of the mounting plate;

[0009] The outer shell is sleeved on the outer side of the inner shell and connected with the mounting plate, and the top end is covered on the top end of the inner shell;

[0010] The number of bolts is multiple, and the multiple bolts are arranged at the bottom end of the mounting plate and extend to the top end of the outer shell and are inserted in the mounting plate, the outer shell and the inner shell.

[0011] Preferably, the inner shell outer side wall, the mounting plate upper end face and the outer shell inner side wall enclose a cavity for mounting the electromagnetic coil, and the outer shell middle part is provided with a threading hole in communication with the cavity.

[0012] Preferably, the mounting plate end face near the middle part, the inner shell end face near the edge and the outer shell top end near the middle part are all provided with multiple threaded holes, and the bolts are accommodated in the threaded holes in the cooperating mounting state of the bolts and the mounting plate, the inner shell and the connecting hole.

[0013] Preferably, the outer shell comprises a fixed plate, a sleeve and a cover plate;

[0014] The fixed plate is arranged at the upper end face of the mounting plate and movably connected with the mounting plate;

[0015] The sleeve is arranged at the upper end face of the fixed plate and sleeved on the outer side of the inner shell;

[0016] The cover plate is arranged at the top end of the sleeve and covers the top end of the inner shell.

[0017] Preferably, the inner shell comprises an inner shell body and a convex ring;

[0018] The convex ring is mounted at the top end of the mounting plate by the bolt and coaxially arranged with the mounting plate, and the middle part is hollow;

[0019] The inner shell body is arranged at the middle part of the upper end face of the convex ring and inserted in the middle part of the cover plate.

[0020] Preferably, the end face projection edge of the inner shell body is a polygon, and the middle part of the cover plate is provided with a connecting hole, and the inner shell body is accommodated in the connecting hole in the cooperating mounting state of the inner shell body and the cover plate.

[0021] Preferably, the end face of the outer shell near the edge is provided with multiple first mounting holes, and the first mounting holes are arranged one by one corresponding to the second mounting holes.

[0022] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0023] The utility model discloses a mounting plate, an outer shell and an inner shell are connected into an integral type by the bolt from the lower end face of the mounting plate, which can be detachably connected, and the bolt and the mounting part have a block after installation, avoiding the bolt from falling off during use. BRIEF DESCRIPTION OF DRAWINGS

[0024] Fig. 1-2 All are the perspective view of an embodiment of the utility model.

[0025] Fig. 3 It is the whole structure explosion schematic view in an embodiment of the utility model.

[0026] Fig. 4 It is the whole structure cross section schematic view in an embodiment of the utility model.

[0027] Reference Signs: 1, mounting plate, 2, outer shell, 21, fixed plate, 22, sleeve, 23, cover plate, 3, first mounting hole, 4, bolt, 5, inner shell, 51, inner shell body, 52, convex ring, 6, connecting hole, 7, threaded hole, 8, cavity, 9, threading hole, 10, second mounting hole. Specific implementation

[0028] Embodiment one

[0029] As Fig. 1-4 Indicated, the utility model discloses an electromagnetic brake housing, including mounting plate 1, outer shell 2, bolt 4 and inner shell 5,

[0030] The shape of mounting plate 1 is plate, and the middle part has a through hole, and a plurality of second mounting holes 10 are formed near the edge;

[0031] The inner shell 5 is arranged on the upper end surface of the mounting plate 1 and is communicated with the middle part of the mounting plate 1;

[0032] The outer shell 2 is sleeved on the outer side of the inner shell 5 and connected with the mounting plate 1, and the top end is covered on the top end of the inner shell 5;

[0033] The number of bolts 4 has multiple, and the plurality of bolts 4 are arranged at the bottom end of the mounting plate 1, and the end portion extends to the top end of the outer shell 2 and is inserted in the mounting plate 1, the outer shell 2 and the inner shell 5, and the bottom end of the bolt 4 is flush with the bottom end of the mounting plate 1, so that the bolt 4 is prevented from falling off when the mounting plate 1 is installed.

[0034] In an optional embodiment, the end surface of the mounting plate 1 and near the middle part, the end surface of the inner shell 5 and near the edge, and the top end of the outer shell 2 and near the middle part are provided with a plurality of threaded holes 7, and the bolt 4 is accommodated in the threaded hole 7 in the matching installation state of the bolt 4 and the mounting plate 1, the inner shell 5 and the connecting hole 6.

[0035] In an optional embodiment, the bottom end of the outer shell 2 and near the edge is provided with a plurality of first mounting holes 3, and the first mounting holes 3 are arranged one by one corresponding to the second mounting holes 10.

[0036] In the embodiment, the electromagnetic coil is installed outside the inner shell 5, the inner shell 5 is installed on the upper end surface of the mounting plate 1 through the cooperation of the bolt 4 and the threaded hole 7, the outer shell 2 is connected with the mounting plate 1 by being sleeved outside the inner shell 5 and being capped on the top end of the inner shell 5, the outer shell 2 wraps the electromagnetic coil, the bolt 4 is moved to the inside of the threaded hole 7 at the top end of the outer shell 2, the bolt 4 is connected with the outer shell 2, the mounting plate 1, the inner shell 5 and the outer shell 2 are connected, the mounting plate 1 is installed to the use position through the cooperation of the first mounting hole 3, the second mounting hole 10 and the mounting bolt, the outer shell 2 is fixed on the mounting plate 1, the mounting plate 1 is fixedly installed to the preset position, the outer shell 2 limits the inner shell 5 through the cooperation of the mounting bolt and the bolt 4, the installation stability of the inner shell 5 is improved, the processing difficulty of each component is reduced through the split structure, and the electromagnetic coil is convenient to disassemble and assemble.

[0037] Embodiment two

[0038] As shown in Fig. 4 the utility model discloses an electromagnetic brake shell, compared with embodiment one, in the embodiment, the inner shell 5 outside wall, mounting plate 1 upper end surface and the inner shell 2 inside wall enclose the cavity 8 for electromagnetic coil installation, the middle part of outer shell 2 is equipped with threading hole 9, and threading hole 9 communicates with cavity 8.

[0039] In the embodiment, the cavity 8 is formed by enclosing, after the electromagnetic coil is installed outside the inner shell 5, the wire of the coil is extended to the outside of the outer shell 2 through the threading hole 9, and then the outer shell 2 is sleeved and capped on the inner shell 5, so that the outer shell 2 wraps the electromagnetic coil, and the electromagnetic coil is convenient to disassemble and assemble.

[0040] Embodiment three

[0041] As shown in Fig. 3-4 the utility model discloses an electromagnetic brake shell, compared with embodiment one, in the embodiment, the outer shell 2 includes fixed plate 21, sleeve 22 and cover plate 23.

[0042] The fixed plate 21 is arranged on the upper end surface of the mounting plate 1 and movably connected with the mounting plate 1.

[0043] The sleeve 22 is arranged on the upper end surface of the fixed plate 21 and sleeved outside the inner shell 5.

[0044] The cover plate 23 is arranged at the top end of the sleeve 22 and covers the top end of the inner shell 5, and in use, the cover plate 23 can be replaced by a friction plate and is bolted with the sleeve 22, or a groove can be arranged on the upper end surface of the cover plate 23 to mount the friction plate or the friction plate is directly mounted on the upper end surface of the cover plate 23 through bolts.

[0045] In the embodiment, the cross sections of the fixing plate 21, the sleeve 22 and the cover plate 23 are connected in a Z shape, so that the fixing plate 21, the sleeve 22 and the cover plate 23 are cooperated to wrap the electromagnetic coil mounted outside the inner shell 5, and when the fixing plate 21 is fixed, the cover plate 23 limits the position of the inner shell 5, thereby improving the installation stability of the inner shell 5, and when the electromagnetic coil is disassembled and assembled, the electromagnetic coil can be disassembled and assembled only by disassembling the mounting bolt and separating the bolt 4 from the cover plate 23, so that the disassembly and assembly of the electromagnetic coil are more convenient.

[0046] Embodiment four

[0047] As shown in Fig. 3 The electromagnetic brake shell provided by the utility model, compared with embodiment one, in the embodiment, the inner shell 5 comprises an inner shell body 51 and a convex ring 52;

[0048] The convex ring 52 is arranged at the top end of the mounting plate 1 coaxially with the mounting plate 1 and is installed through the bolt 4, and the middle part is hollow, used for mounting the rotating shaft in use;

[0049] The inner shell body 51 is arranged at the middle part of the upper end surface of the convex ring 52 and is inserted in the middle part of the cover plate 23.

[0050] In an optional embodiment, the end surface projection edge of the inner shell body 51 is a polygon, the middle part of the cover plate 23 is provided with a connecting hole 6, and in the cooperating and mounting state of the inner shell body 51 and the cover plate 23, the inner shell body 51 is cooperated and accommodated in the connecting hole 6.

[0051] In the embodiment, the electromagnetic coil is protected from the inside through the convex ring 52, and after installation, the connecting hole 6 is cooperated and connected with the edge shape of the inner shell body 51, so that the cover plate 23 generates resistance between the inner shell body 51 and the convex ring 52 after installation, thereby improving the rotation resistance of the outer shell 2 in use.

[0052] In summary, in the present invention, the electromagnetic coil is installed on the outside of the convex ring 52, and the convex ring 52 is installed on the upper end surface of the mounting plate 1 through the cooperation of the bolt 4 and the threaded hole 7. At the same time, the sleeve 22 is sleeved on the outside of the inner shell 5, so that the lower end surface of the fixing plate 21 is connected to the mounting plate 1, and the cover plate 23 is covered on the top of the convex ring 52 and sleeved on the outside of the inner shell body 51, so that the inner side wall of the sleeve 22, the lower end surface of the cover plate 23, the outer side wall of the inner shell 5 and the upper end surface of the mounting plate 1 form a cavity 8 to hold and protect the electromagnetic coil. At the same time, the threading hole 9 extends the connecting end of the cavity 8 outward to perform electrical connection work, so that the cavity 8 is energized and de-energized, and the bolt 4 is moved to the threaded hole 7 on the cover plate 23 to connect the bolt 4 to the cover plate 23, and the mounting plate 1, The inner shell 5 and the outer shell 2 are connected and fixed by bolts 4. At the same time, the mounting plate 1 is installed to the use position through the cooperation of the first mounting hole 3, the second mounting hole 10 and the mounting bolts, so that the fixing plate 21 is fixed to the mounting plate 1 by the mounting bolts, and the mounting plate 1 is fixed to the preset position, so that when the fixing plate 21 is fixed, the sleeve 22 and the cover plate 23 are fixed at the same time, so that the position of the cover plate 23 is limited by the convex ring 52, and through the edge shape of the inner shell body 51, and the connecting hole 6 is connected with it, after the cover plate 23 is installed, resistance is generated between the inner shell body 51 and the convex ring 52, thereby increasing the rotation resistance of the outer shell 2 when in use. The structure of the utility model is a split structure, which reduces the difficulty of processing each component and makes the disassembly and assembly of the electromagnetic coil more convenient.

[0053] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. An electromagnetic brake housing, characterized in that: It comprises a mounting plate (1), an outer shell (2), bolts (4) and an inner shell (5); The mounting plate (1) is in the shape of a plate, has a through hole in the middle, and has a plurality of second mounting holes (10) near the edge; The inner housing (5) is arranged on the upper end surface of the mounting plate (1) and the middle portion thereof is in communication with the middle portion of the mounting plate (1); The outer shell (2) is sleeved on the outer side of the inner shell (5) and connected to the mounting plate (1), and the top end covers the top end of the inner shell (5); There are multiple bolts (4), and the multiple bolts (4) are all arranged at the bottom end of the mounting plate (1), and the ends extend toward the top end of the outer shell (2) and are inserted into the mounting plate (1), the outer shell (2) and the inner shell (5).

2. The electromagnetic brake housing according to claim 1, characterized in that: The outer wall of the inner shell (5), the upper end surface of the mounting plate (1) and the inner wall of the outer shell (2) enclose a cavity (8) for mounting the electromagnetic coil. A threading hole (9) is provided in the middle of the outer shell (2), and the threading hole (9) is communicated with the cavity (8).

3. The electromagnetic brake housing according to claim 1, characterized in that: A plurality of threaded holes (7) are provided on the end surface and near the middle of the mounting plate (1), the end surface and near the edge of the inner shell (5), and the top end and near the middle of the outer shell (2). When the bolt (4) is in a cooperative installation state with the mounting plate (1), the inner shell (5), and the connecting hole (6), the bolt (4) is cooperatively accommodated in the threaded hole (7).

4. The electromagnetic brake housing according to claim 1, characterized in that: The outer shell (2) includes a fixing plate (21), a sleeve (22) and a cover plate (23); The fixing plate (21) is arranged on the upper end surface of the mounting plate (1) and is movably connected to the mounting plate (1); The sleeve (22) is arranged on the upper end surface of the fixed plate (21) and sleeved on the outer side of the inner shell (5); The cover plate (23) is arranged on the top end of the sleeve (22) and covers the top end of the inner shell (5).

5. The electromagnetic brake housing according to claim 4, characterized in that: The inner housing (5) comprises an inner housing body (51) and a convex ring (52); The convex ring (52) is mounted on the top of the mounting plate (1) by means of bolts (4) and is coaxially arranged with the mounting plate (1), with the center thereof being hollow; The inner housing body (51) is arranged at the middle of the upper end surface of the convex ring (52) and is inserted into the middle of the cover plate (23).

6. The electromagnetic brake housing according to claim 5, characterized in that: The end face projection edge of the inner shell body (51) is polygonal, and a connecting hole (6) is provided in the middle of the cover plate (23). When the inner shell body (51) and the cover plate (23) are in a mating installation state, the inner shell body (51) is accommodated in the connecting hole (6).

7. The electromagnetic brake housing according to claim 1, characterized in that: A plurality of first mounting holes (3) are provided on the end surface of the outer shell (2) and close to the edge, and the first mounting holes (3) and the second mounting holes (10) are arranged in a one-to-one correspondence.

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