CN220467253U - Elevator traction machine with encoder arranged in front - Google Patents
Elevator traction machine with encoder arranged in front Download PDFInfo
- Publication number
- CN220467253U CN220467253U CN202321386226.0U CN202321386226U CN220467253U CN 220467253 U CN220467253 U CN 220467253U CN 202321386226 U CN202321386226 U CN 202321386226U CN 220467253 U CN220467253 U CN 220467253U
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- front convex
- encoder
- ring
- turntable
- traction
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims description 5
- 230000004323 axial length Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 3
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model provides a front-mounted elevator traction machine with an encoder, which ensures that the encoder is positioned in the whole axial length of a traction wheel and a machine base after assembly, and ensures that the whole traction machine occupies small axial space. It comprises the following steps: the machine seat comprises a front convex sleeve, an outer ring periphery and a base, wherein the front end surface of the outer ring periphery is concave inwards to form a motor mounting cavity; a traction sheave including an outer ring portion, and a radial connecting ring; an encoder; a motor stator; the motor rotor comprises a magnetic steel part and a front convex turntable part; and a brake.
Description
Technical Field
The utility model relates to the technical field of tractor structures, in particular to an elevator tractor with a preposed encoder.
Background
In the existing traction machine, the encoder is arranged at the outer end of the protruding part of the main shaft, so that the encoder needs to occupy the axial length space, and because of the limitation of the installation space of the elevator shaft, the traction machine with the encoder which does not occupy the axial length space needs to be developed.
Disclosure of Invention
The utility model provides the elevator traction machine with the front-mounted encoder, which ensures that the encoder is positioned in the whole axial length of the traction wheel and the machine base after being assembled, and ensures that the whole traction machine occupies small axial space.
Encoder leading elevator hauler, its characterized in that, it includes:
the machine seat comprises a front convex sleeve, an outer ring periphery and a base, wherein the front end surface of the outer ring periphery is concave inwards to form a motor mounting cavity;
a traction sheave including an outer ring portion, and a radial connecting ring;
an encoder;
a motor stator;
the motor rotor comprises a magnetic steel part and a front convex turntable part;
a brake;
the motor comprises a motor mounting cavity, wherein the inner circumference of the motor mounting cavity is fixedly provided with a motor stator, the outer circumference of the motor mounting cavity is provided with a magnetic steel part, the front end outer circumference of the magnetic steel part is fixedly connected with a front convex turntable part, the front convex turntable of the front convex turntable part is sleeved on the outer circumference of the front convex sleeve through a bearing, the front end outer circumference of the front convex turntable is fixedly connected with a radial connecting ring of a traction wheel through screws of a ring cloth, the outer circumference of the traction wheel is used for connecting a traction rope, the front convex center area of the front convex turntable is fixedly provided with a bearing cover, the radial center inner wall of the bearing cover is fixedly provided with an encoder, the encoder is built in a front center ring groove of the front convex sleeve, the brakes on two sides are respectively fixedly arranged on two sides of a machine base, and the brake ends of the brakes are arranged towards the rear end circumference of the front convex turntable part.
It is further characterized by:
the two groups of bearings are respectively positioned and arranged along the front end and the rear end of the front convex sleeve, the inner annular surfaces of the front convex turntable are respectively supported on the outer rings of the two groups of bearings, and the positioning of the front convex turntable is stable and reliable due to the arrangement of the two groups of bearings;
the large-diameter part at the rear end of the front convex turntable part is fixedly connected with the magnetic steel part, and the magnetic steel part rotates to drive the front convex turntable part to integrally rotate;
the outer circumference of the front convex turntable is provided with a stop ring corresponding to the central hole of the radial connecting ring of the traction sheave, and the radial connecting ring is sleeved on the stop ring of the front convex turntable and fixedly connected with the stop ring through bolts of a ring cloth;
the front end face of the bearing cover does not protrude outwards from the front end face of the traction sheave, and the axial length of the whole machine is ensured to be short.
After the technical scheme is adopted, the encoder is arranged in the front central ring groove formed between the bearing cover and the front convex sleeve, so that the encoder is positioned in the whole axial length of the traction sheave and the machine base after being assembled, and the axial space occupied by the whole traction machine is ensured to be small.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of the longitudinal section of the present utility model;
the names corresponding to the serial numbers in the figures are as follows:
the machine comprises a machine base 10, a front convex sleeve 11, a front central ring groove 111, an outer ring periphery 12, a base 13, a motor mounting cavity 14, a traction sheave 20, an outer ring part 21, a radial connecting ring 22, an encoder 30, a motor stator 40, a motor rotor 50, a magnetic steel part 51, a front convex turntable part 52, a front convex turntable 521, a rear end large diameter part 522, a stop ring 523, a brake 60, a bearing cover 70, a front bearing 80 and a rear bearing 90.
Detailed Description
An encoder pre-elevator traction machine, see fig. 1 and 2, which includes a machine frame 10, a traction sheave 20, an encoder 30, a motor stator 40, a motor rotor 50, and a pair-wise arranged brake 60;
the machine base 10 comprises a front convex sleeve 11, an outer circumference 12 and a base 13, wherein the front end surface of the outer circumference 12 is concaved inwards to form a motor mounting cavity 14; the traction sheave 20 includes an outer ring portion 21, and a radial connecting ring 22; the motor rotor 50 comprises a magnetic steel part 51 and a front convex turntable part 52; the motor stator 40 is fixedly arranged on the inner circumference of the motor installation cavity 14, the magnetic steel part 51 is arranged on the outer circumference of the motor installation cavity 14, the front end outer ring of the magnetic steel part 51 is fixedly connected with the front convex turntable part 52, the front convex turntable 521 of the front convex turntable part 52 is sleeved on the outer circumference of the front convex sleeve 11 through a bearing, the front end outer ring surface of the front convex turntable 521 is fixedly connected with the radial connecting ring 22 of the traction sheave 20 through bolts distributed in a ring manner, the outer ring part 21 of the traction sheave 20 is used for connecting a traction rope, the bearing cover 70 is fixedly arranged in the front convex center area of the front convex turntable 521, the encoder 30 is fixedly arranged on the radial center inner wall of the bearing cover 70, the encoder 30 is arranged in the front center annular groove 111 of the front convex sleeve 11, the brakes 60 on two sides are respectively fixedly arranged on two sides of the engine base 10, and the brake ends of the brakes 60 are arranged towards the rear end ring surface of the front convex turntable part 52 (the existing mature brake technology).
The two groups of bearings are respectively positioned and arranged along the front end and the rear end of the front convex sleeve, specifically a front bearing 80 and a rear bearing 90, the inner annular surfaces of the front convex turntable 521 are respectively supported on the outer rings of the two groups of bearings, and the two groups of bearings are arranged, so that the positioning of the front convex turntable 52 is stable and reliable;
the large-diameter part 522 at the rear end of the front convex turntable part 52 is fixedly connected with the magnetic steel part 51, and the magnetic steel part 51 rotates to drive the front convex turntable part 521 to integrally rotate;
the outer circumference of the front convex turntable 521 is provided with a stop ring 523 corresponding to the central hole of the radial connecting ring 22 of the traction sheave 20, and the radial connecting ring 22 is sleeved on the stop ring 523 of the front convex turntable and fixedly connected with the radial connecting ring by bolts of a ring cloth;
the front end surface of the bearing cap 70 does not protrude beyond the front end surface of the traction sheave 20, ensuring a short axial length of the machine.
After the structure of the utility model is adopted, the encoder is arranged in the front central ring groove formed between the bearing cover and the front convex sleeve, so that the encoder is positioned in the whole axial length of the traction sheave and the machine base after being assembled, and the small axial space occupied by the whole traction machine is ensured.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. Encoder leading elevator hauler, its characterized in that, it includes:
the machine seat comprises a front convex sleeve, an outer ring periphery and a base, wherein the front end surface of the outer ring periphery is concave inwards to form a motor mounting cavity;
a traction sheave including an outer ring portion, and a radial connecting ring;
an encoder;
a motor stator;
the motor rotor comprises a magnetic steel part and a front convex turntable part;
a brake;
the motor comprises a motor mounting cavity, wherein the inner circumference of the motor mounting cavity is fixedly provided with a motor stator, the outer circumference of the motor mounting cavity is provided with a magnetic steel part, the front end outer circumference of the magnetic steel part is fixedly connected with a front convex turntable part, the front convex turntable of the front convex turntable part is sleeved on the outer circumference of the front convex sleeve through a bearing, the front end outer circumference of the front convex turntable is fixedly connected with a radial connecting ring of a traction wheel through screws of a ring cloth, the outer circumference of the traction wheel is used for connecting a traction rope, the front convex center area of the front convex turntable is fixedly provided with a bearing cover, the radial center inner wall of the bearing cover is fixedly provided with an encoder, the encoder is built in a front center ring groove of the front convex sleeve, the brakes on two sides are respectively fixedly arranged on two sides of a machine base, and the brake ends of the brakes are arranged towards the rear end circumference of the front convex turntable part.
2. The encoder pre-elevator traction machine as set forth in claim 1, wherein: the two groups of bearings are respectively positioned and arranged along the front end and the rear end of the front convex sleeve, and the inner annular surfaces of the front convex turntable are respectively supported on the outer rings of the two groups of bearings.
3. The encoder pre-elevator traction machine as set forth in claim 2, wherein: the large-diameter part at the rear end of the front convex turntable part is fixedly connected with the magnetic steel part, and the magnetic steel part rotates to drive the front convex turntable part to integrally rotate.
4. The encoder pre-elevator traction machine as set forth in claim 3, wherein: the outer circumference of the front convex turntable is provided with a stop ring corresponding to the central hole of the radial connecting ring of the traction sheave, and the radial connecting ring is sleeved on the stop ring of the front convex turntable and fixedly connected with the stop ring through bolts of a ring cloth.
5. The encoder pre-elevator traction machine as set forth in claim 1, wherein: the front end face of the bearing cover does not protrude outwards from the front end face of the traction sheave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321386226.0U CN220467253U (en) | 2023-06-02 | 2023-06-02 | Elevator traction machine with encoder arranged in front |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321386226.0U CN220467253U (en) | 2023-06-02 | 2023-06-02 | Elevator traction machine with encoder arranged in front |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220467253U true CN220467253U (en) | 2024-02-09 |
Family
ID=89781086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321386226.0U Active CN220467253U (en) | 2023-06-02 | 2023-06-02 | Elevator traction machine with encoder arranged in front |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220467253U (en) |
-
2023
- 2023-06-02 CN CN202321386226.0U patent/CN220467253U/en active Active
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