CN219469372U - Magnet speed limiting device - Google Patents
Magnet speed limiting device Download PDFInfo
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- CN219469372U CN219469372U CN202320611056.5U CN202320611056U CN219469372U CN 219469372 U CN219469372 U CN 219469372U CN 202320611056 U CN202320611056 U CN 202320611056U CN 219469372 U CN219469372 U CN 219469372U
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- connecting plate
- knob
- speed limiting
- plate
- limiting device
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Abstract
The utility model discloses a magnet speed limiting device, which relates to the technical field of speed limiting devices and comprises a speed limiting device main body, wherein the back surface of the speed limiting device main body is movably connected with a first connecting plate through a hinge, a fixing hole is formed in the middle of the first connecting plate, a first threaded connecting hole is formed in the middle of the fixing hole, a connecting screw rod is connected with the inner side of the first threaded connecting hole in a meshed mode, a second connecting plate is movably connected with the other side of the back surface of the speed limiting device main body through a hinge, the middle of the second connecting plate is provided with a fixing hole identical to the first connecting plate, and a first knob is movably connected with the outer side of the second connecting plate. According to the utility model, through the joint cooperation of the first connecting plate, the second connecting plate, the connecting screw and the first knob, the width of the first connecting plate and the second connecting plate after being folded is smaller than the width of the main body of the speed limiting device, and the whole volume of the device is reduced, so that the device is convenient for staff to carry during replacement or transportation.
Description
Technical Field
The utility model relates to the technical field of speed limiting devices, in particular to a magnet speed limiting device.
Background
The speed limiter is one of safety control components in an elevator safety protection system, the conventional magnet speed limiter is used for safety control, an electromagnet is arranged in the magnet speed limiter, detection and control of the running speed of the elevator are achieved through the magnetic braking device, and when the running speed of the elevator reaches a limit value, the electromagnet can control the running of the elevator, so that the elevator is limited in speed. The following problems exist in the prior art:
the current magnet overspeed device tensioner mostly fixes the device inside the elevator through fixing bolt and the connecting plate that possesses the fixed orifices of fixed connection on the device, because prevent fixing bolt's position and overspeed device coincidence for the fixing bolt is fixed, consequently the length of connecting plate is greater than the width of device itself mostly, consequently make the occupation space grow of device, be inconvenient for the staff to carry when changing or transporting the device, current magnet overspeed device tensioner is most overhauld the device inside through the staff of bolt fastening's access cover board in addition, consequently need unscrew the bolt and can open the access cover board when overhauling, thereby staff's work load has been increased.
Disclosure of Invention
The utility model aims to provide a magnet speed limiting device which can effectively solve the problems in the background.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a magnet overspeed governor, includes the overspeed governor main part, the side of overspeed governor main part is provided with the pencil, the pencil is quick-mounting main part provides the electromagnetic field for the speed limiter main part, there is connecting plate one the back of overspeed governor main part through hinge swing joint, the fixed orifices has been seted up in the middle of connecting plate one, the centre of fixed orifices is provided with threaded connection hole one, threaded connection hole one is seted up in the centre of connecting plate one, threaded connection hole one's inboard meshing is connected with connecting screw rod, the opposite side of the back of overspeed governor main part has connecting plate two through hinge swing joint, the same fixed orifices of connecting plate one have been seted up in the centre of connecting plate two, the outside swing joint of connecting plate two has knob one, the side swing joint of overspeed governor main part has knob two, the front swing joint of overspeed governor main part has the access cover plate.
The technical scheme of the utility model is further improved as follows: the inner wall swing joint of connecting plate two has the expansion plate, threaded connection hole two has been seted up to the centre of expansion plate, threaded connection hole two and threaded connection hole one's position and size are the same.
By adopting the technical scheme, the first threaded connecting hole and the second threaded connecting hole in the scheme are matched together, and the expansion plate is fixed with the first connecting plate through the connecting screw, so that the first connecting plate and the second connecting plate are fixed.
The technical scheme of the utility model is further improved as follows: the shaft center of the first knob is fixedly connected with a gear, the bottom of the gear is connected with a tooth slot in a meshed mode, and the tooth slot is formed in the side face of the expansion plate.
By adopting the technical scheme, the first knob in the scheme drives the gear to rotate, so that the telescopic plate is driven to move through the tooth slot.
The technical scheme of the utility model is further improved as follows: the side of the first connecting plate is provided with a connecting hole, and the positions and the sizes of the connecting hole and the expansion plate are the same.
By adopting the technical scheme, the expansion plate in the scheme can be inserted into the connecting hole along with the movement.
The technical scheme of the utility model is further improved as follows: the rotary speed limiting device is characterized in that a first sprocket is fixedly connected to the axis of the second knob, a second sprocket is connected to the upper portion of the first sprocket through chain engagement, a bidirectional threaded rotating shaft is fixedly connected to the axis of the second sprocket, and two ends of the bidirectional threaded rotating shaft are movably connected to the inner wall of the speed limiting device body.
By adopting the technical scheme, the knob II in the scheme drives the sprocket I to rotate, and the chain drives the sprocket II to rotate, so that the bidirectional threaded rotating shaft is driven to rotate.
The technical scheme of the utility model is further improved as follows: the back fixedly connected with of access cover board connects the slide bar, connect slide bar sliding connection at the inner wall of overspeed device tensioner main part, the top fixedly connected with nut of connecting the slide bar, the nut meshing is connected in the centre of two-way screw thread pivot, the structure and the specification model of the both sides of access cover board are the same.
By adopting the technical scheme, the bidirectional threaded rotating shaft in the scheme drives nuts on two sides to move towards two sides simultaneously, so that the overhaul cover plate is driven to be opened through the connecting sliding rod.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides a magnet speed limiting device, which is characterized in that a first connecting plate, a second connecting plate, a connecting screw and a first knob are matched together, the first connecting plate and the second connecting plate are overturned through a hinge and are attached to the back surface of a speed limiting device main body, a rotary knob is rotated to drive a gear to rotate, a tooth socket drives a telescopic plate to move and be inserted into a connecting hole, the connecting screw is unscrewed, and the connecting screw is fixed with the first connecting plate and the telescopic plate through the first threaded connecting hole and the second threaded connecting hole, so that the first connecting plate and the second connecting plate are fixed, the folded width of the first connecting plate and the second connecting plate is smaller than the width of the speed limiting device main body, the whole size of the speed limiting device is reduced, and the speed limiting device is convenient for workers to carry when the device is replaced or transported.
2. The utility model provides a magnet speed limiting device, which is characterized in that a second knob is matched with an overhaul cover plate, a first sprocket is driven to rotate through the second knob, a second sprocket and a bidirectional threaded rotating shaft are driven to rotate through a chain, and the bidirectional threaded rotating shaft drives nuts on two sides to move towards two sides simultaneously, so that the overhaul cover plate is driven to be opened through a connecting sliding rod, and a worker can only rotate the second knob to open the overhaul cover plate without fixing the overhaul cover plate through bolts, so that the workload of the worker is reduced.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a connecting plate according to the present utility model;
FIG. 3 is a schematic view of a second structure of the connecting plate of the present utility model;
fig. 4 is a schematic cross-sectional view of an access panel of the present utility model.
In the figure: 1. a speed limiting device body; 2. a first connecting plate; 21. a connection hole; 22. a first threaded connecting hole; 3. a second connecting plate; 31. a telescoping plate; 32. a second threaded connecting hole; 4. a connecting screw; 5. a first knob; 51. a gear; 52. tooth slots; 6. a second knob; 61. a sprocket I; 62. a second chain wheel; 63. a bidirectional threaded rotating shaft; 7. a wire harness; 8. an access panel; 81. connecting a slide bar; 82. and (3) a nut.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-4, the utility model provides a magnet speed limiting device, which comprises a speed limiting device main body 1, wherein a wire harness 7 is arranged on the side surface of the speed limiting device main body 1, the wire harness 7 is used for limiting the speed limiting device main body 1 to provide an electromagnetic field, the back surface of the speed limiting device main body 1 is movably connected with a first connecting plate 2 through a hinge, a fixing hole is formed in the middle of the first connecting plate 2, a first threaded connecting hole 22 is formed in the middle of the fixing hole, the first threaded connecting hole 22 is formed in the middle of the first connecting plate 2, a connecting screw 4 is connected to the inner side of the first threaded connecting hole 22 in a meshed mode, a second connecting plate 3 is movably connected to the other side of the back surface of the speed limiting device main body 1 through a hinge, a fixing hole identical to the first connecting plate 2 is formed in the middle of the second connecting plate 3, a first knob 5 is movably connected to the outer side of the second connecting plate 3, a telescopic plate 31 is movably connected to the inner wall of the second connecting plate 3, a second threaded connecting hole 32 is formed in the middle of the telescopic plate 31, a position and the first threaded connecting hole 22 are identical to the first threaded connecting hole 22, a gear 51 is fixedly connected to the shaft center of the first knob 5, a bottom of the gear 51 is meshed and is connected to 52, the side of the toothed groove 31 is formed on the side of the telescopic plate 31, the side 21 is connected to the side of the telescopic plate 31.
In this embodiment, the speed limiting device body 1 is an electromagnet speed limiter in the prior art, an electromagnetic field is provided for an electromagnet inside through an electric wire of the wire harness 7, the first connecting plate 2 and the second connecting plate 3 are turned to the back surface of the speed limiting device body 1 through a hinge, the first knob 5 is rotated to drive the gear 51 to rotate, the telescopic plate 31 is driven to move through the tooth slot 52 and inserted into the connecting hole 21, the connecting screw 4 is unscrewed and penetrates through the first threaded connecting hole 22 and the second threaded connecting hole 32, and accordingly the connecting screw 4 is fixed with the first connecting plate 2 and the telescopic plate 31 through the first threaded connecting hole 22 and the second threaded connecting hole 32, and the first connecting plate 2 and the second connecting plate 3 are fixed.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the side swing joint of overspeed device tensioner main part 1 has knob two 6, the front swing joint of overspeed device tensioner main part 1 has access cover plate 8, the axle center department fixedly connected with sprocket one 61 of knob two 6, the top of sprocket one 61 is connected with sprocket two 62 through the chain meshing, the axle center department fixedly connected with two-way screw thread pivot 63 of sprocket two 62, the both ends swing joint of two-way screw thread pivot 63 is at the inner wall of overspeed device main part 1, the back fixedly connected with access cover plate 8 connects slide bar 81, connect slide bar 81 sliding connection at the inner wall of overspeed device main part 1, the top fixedly connected with nut 82 of connecting slide bar 81, the nut 82 meshing is connected in the centre of two-way screw thread pivot 63, the structure and the specification model of the both sides of access cover plate 8 are the same.
In this embodiment, the knob two 6 drives the sprocket two 61 to rotate, the sprocket two 62 and the bidirectional threaded shaft 63 are driven to rotate by the chain, the bidirectional threaded shaft 63 drives the nuts 82 on two sides to move to two sides at the same time, and accordingly the access cover 8 is driven to open by the connecting sliding rod 81.
The working principle of the magnet speed limiting device is specifically described below.
As shown in fig. 1 to 4, the first connecting plate 2 and the second connecting plate 3 are turned to the back of the speed limiting device main body 1 through a hinge, the first knob 5 is turned and drives the gear 51 to rotate, the telescopic plate 31 is driven to move through the tooth slot 52 and inserted into the connecting hole 21, the connecting screw 4 is unscrewed and passes through the first threaded connecting hole 22 and the second threaded connecting hole 32, the connecting screw 4, the first connecting plate 2 and the telescopic plate 31 are fixed through the first threaded connecting hole 22 and the second threaded connecting hole 32, the second knob 6 drives the first sprocket 61 to rotate, the second sprocket 62 and the bidirectional threaded rotating shaft 63 are driven to rotate through a chain, and the nuts 82 on two sides are driven to move to two sides simultaneously through the bidirectional threaded rotating shaft 63, so that the access cover plate 8 is driven to be opened through the connecting sliding rod 81.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. A magnet speed limiter, includes speed limiter main part (1), its characterized in that: the side of overspeed device tensioner body (1) is provided with pencil (7), pencil (7) are quick-witted body (1) for limiting speed provides the electromagnetic field, the back of overspeed device tensioner body (1) has connecting plate one (2) through hinge swing joint, the fixed orifices has been seted up in the centre of connecting plate one (2), the centre of fixed orifices is provided with threaded connection hole one (22), threaded connection hole one (22) is seted up in the centre of connecting plate one (2), the inboard meshing of threaded connection hole one (22) is connected with connecting screw rod (4), the opposite side of the back of overspeed device tensioner body (1) has connecting plate two (3) through hinge swing joint, the fixed orifices the same with connecting plate one (2) have been seted up in the centre of connecting plate two (3), the outside swing joint of connecting plate two (3) has knob one (5), the side swing joint of overspeed device tensioner body (1) has knob two (6), the front swing joint of overspeed device tensioner body (1) has service cover (8).
2. A magnet speed limiter according to claim 1, wherein: the inner wall swing joint of connecting plate two (3) has expansion plate (31), threaded connection hole two (32) have been seted up in the centre of expansion plate (31), threaded connection hole two (32) and threaded connection hole one (22) position and size are the same.
3. A magnet speed limiter according to claim 2, wherein: the rotary knob is characterized in that a gear (51) is fixedly connected to the axis of the first knob (5), a tooth groove (52) is connected to the bottom of the gear (51) in a meshed mode, and the tooth groove (52) is formed in the side face of the expansion plate (31).
4. A magnet speed limiter according to claim 2, wherein: the side of the first connecting plate (2) is provided with a connecting hole (21), and the positions and the sizes of the connecting hole (21) and the telescopic plate (31) are the same.
5. A magnet speed limiter according to claim 1, wherein: the novel speed limiting device is characterized in that a first sprocket (61) is fixedly connected to the axis of the second knob (6), a second sprocket (62) is connected to the upper portion of the first sprocket (61) through chain engagement, a bidirectional threaded rotating shaft (63) is fixedly connected to the axis of the second sprocket (62), and two ends of the bidirectional threaded rotating shaft (63) are movably connected to the inner wall of the speed limiting device body (1).
6. A magnet speed limiter according to claim 5, wherein: the back fixedly connected with who overhauls apron (8) connects slide bar (81), connect the inner wall of slide bar (81) sliding connection at overspeed device tensioner main part (1), the top fixedly connected with nut (82) of connecting slide bar (81), nut (82) meshing is connected in the centre of two-way screw thread pivot (63), the structure and the specification model of the both sides of overhauling apron (8) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320611056.5U CN219469372U (en) | 2023-03-24 | 2023-03-24 | Magnet speed limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320611056.5U CN219469372U (en) | 2023-03-24 | 2023-03-24 | Magnet speed limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219469372U true CN219469372U (en) | 2023-08-04 |
Family
ID=87461602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320611056.5U Active CN219469372U (en) | 2023-03-24 | 2023-03-24 | Magnet speed limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219469372U (en) |
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2023
- 2023-03-24 CN CN202320611056.5U patent/CN219469372U/en active Active
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