CN217578134U - Winch with speed limiting assembly - Google Patents
Winch with speed limiting assembly Download PDFInfo
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- CN217578134U CN217578134U CN202221842151.8U CN202221842151U CN217578134U CN 217578134 U CN217578134 U CN 217578134U CN 202221842151 U CN202221842151 U CN 202221842151U CN 217578134 U CN217578134 U CN 217578134U
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Abstract
The utility model discloses a winch with a speed limiting component, relating to the technical field of winches and comprising a hollow support frame, wherein the top of the hollow support frame is connected with a multi-stage speed reducing winch component; the multistage deceleration winch assembly comprises a motor, an installation circular plate, a wind-up roll, an installation ring, a deceleration cover, a transverse shaft, a first gear ring, a second gear ring, a driving shaft, a third gear ring, a connecting circular ring and a fourth gear ring, wherein the installation circular plate and the installation ring are installed at the top of the hollow supporting frame, the deceleration cover is installed on the outer side wall of the installation ring, and the motor is installed on the outer side wall of the installation circular plate; a speed limiting component is arranged in the speed reducing cover, and the speed limiting component locks the multistage speed reducing winch component to limit speed when the wind-up roll is in a rapid state; in the manner described above. The utility model has good multi-time deceleration effect and improved speed regulation performance; the speed-limiting locking effect is ideal.
Description
Technical Field
The utility model relates to a hoist engine technical field, concretely relates to hoist engine with speed limit subassembly.
Background
A winch, a light and small hoisting device for hoisting or pulling heavy objects by winding a steel wire rope or a chain on a winding drum, which is also called a winch.
The winding and unwinding speed is adjusted through the speed reduction assembly to the hoist engine, and the speed adjusting performance of current speed reduction assembly still remains in promoting, and simultaneously, wind-up roll can rotate with higher speed under outage or emergency, carries out the speed limit lock under the circumstances that current tight speed limit assembly can not cut off the power supply and dies the processing, and the speed limit lock is died the effect unsatisfactory.
Based on this, the utility model designs a hoist engine with speed limit subassembly in order to solve above-mentioned problem.
Disclosure of Invention
Solves the technical problem
To the above-mentioned shortcoming that prior art exists, the utility model provides a hoist engine with speed limit subassembly.
Technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the winch with the speed limiting assembly comprises a hollow support frame, wherein the top of the hollow support frame is connected with a multi-stage speed reducing winch assembly;
the multistage deceleration winch assembly comprises a motor, an installation circular plate, a wind-up roll, an installation ring, a deceleration cover, a transverse shaft, a first gear ring, a second gear ring, a driving shaft, a third gear ring, a connection circular ring and a fourth gear ring, wherein the installation circular plate and the installation ring are installed at the top of a hollow support frame, the deceleration cover is installed on the outer side wall of the installation ring, the motor is installed on the outer side wall of the installation circular plate, the driving shaft is fixedly connected with the driving end of the motor, the driving shaft is fixedly connected with the fourth gear ring, the transverse shaft is fixedly connected with the first gear ring and the second gear ring, the first gear ring is meshed with the fourth gear ring, the second gear ring is meshed with the third gear ring, the inner end of the third gear ring is fixedly connected with the connection circular ring, the inner end of the connection circular ring is fixedly connected with one end of the wind-up roll, and the installation circular plate and the wind-up roll are rotatably connected with the wind-up roll through a bearing;
the number of teeth components of the fourth gear ring, the first gear ring and the third gear ring is increased;
the speed limiting assembly is arranged in the speed reducing cover, and the speed limiting assembly locks the multistage speed reducing winch assembly to limit speed when the wind-up roll is fast.
Furthermore, the number of teeth of the first gear ring is twice the number of teeth of the fourth gear ring, the number of teeth of the second gear ring is the same as the number of teeth of the first gear ring, and the number of teeth of the third gear ring is eight times the number of teeth of the second gear ring.
Furthermore, the reduction cover is rotatably connected with the end part of the driving shaft close to the reduction cover and the transverse shaft through a bearing.
Furthermore, the speed limiting assembly comprises an induction assembly, a brake assembly and a centrifugal whipping assembly, the centrifugal whipping assembly is connected with the driving shaft, the induction assembly and the brake assembly are mounted on the inner wall of the speed reduction cover, and the brake assembly is movably connected with the centrifugal whipping assembly.
Furthermore, the induction component comprises a pressure inductor and a pressure inductor support plate, the pressure inductor support plate is installed on the inner side wall of the speed reduction cover, and the top of the pressure inductor support plate is connected with the pressure inductor.
Further, the brake subassembly includes brake block, connecting seat, electromagnetic lock, first connecting horizontal pole and second connecting horizontal pole, horizontal pole fixed mounting is connected in the speed reduction cover inner wall to first connecting horizontal pole and second, and the drive shaft front end is located to horizontal pole and first connecting horizontal pole is connected to the second, first connecting horizontal pole rotates and is connected with the electromagnetic lock, electromagnetic lock drive end fixedly connected with connecting seat, the connecting seat rotates with brake block one end and is connected, the brake block other end is connected the horizontal pole with the second and is rotated and be connected.
Furthermore, the centrifugal throwing assembly comprises a rotating disc, movable columns, straight grooves and springs, the straight grooves are formed in the outer wall of the rotating disc at equal intervals along the circumferential direction, the springs are fixedly connected to the inner ends of the straight grooves, the outer ends of the springs are fixedly connected with the movable columns matched with the pressure sensors for use, and the outer walls of the movable columns are attached to the inner walls of the straight grooves in a sliding mode;
the rotating disc is arranged in a mounting hole formed in the driving shaft and is arranged between the fourth gear ring and the inner wall of the speed reducing cover.
Furthermore, the inner wall of the brake block is arranged outside the outer wall of the rotating disc.
Advantageous effects
Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:
the utility model discloses the number of teeth of the gear ratio fourth ring gear of first ring gear is big, and first ring gear and fourth ring gear carry out once slowing down, and the number of teeth of the gear ratio second ring gear of drive shaft is the same, and second ring gear and drive shaft cooperation carry out the secondary and slow down, and it is effectual to slow down many times, and speed adjusting performance has obtained the promotion. The utility model discloses the brake subassembly outage of fast subassembly is handled during outage, and the brake subassembly carries out the speed limit lock to centrifugal whipping subassembly and dies, and centrifugal whipping subassembly carries out the centrifugation when wind-up roll rotates with higher speed, and centrifugal whipping subassembly receives the response subassembly with the response subassembly contact and senses the rotation signal with higher speed, and to the brake subassembly outage processing, the brake subassembly carries out the speed limit lock to centrifugal whipping subassembly and dies, carries out the speed limit lock under outage or emergency and dies the processing, and the speed limit lock die effect ideal.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic view of a blanking track and a connection structure thereof;
FIG. 2 is a front view of the blanking rail and the connecting structure thereof;
FIG. 3 is a left side view of the blanking rail and the connecting structure thereof;
fig. 4 isbase:Sub>A cross-sectional view taken alongbase:Sub>A-base:Sub>A of fig. 2;
fig. 5 is a cross-sectional view taken along the line B-B of fig. 3;
fig. 6 is an enlarged view of the structure at C of fig. 5.
The reference numerals in the drawings denote:
1. the hollow support frame 2, the motor 3, the mounting circular plate 4, the winding roller 5, the mounting ring 6, the speed reduction cover 7, the cross shaft 8, the first gear ring 9, the brake pad 10, the second gear ring 11, the connecting seat 12, the electromagnetic lock 13, the first connecting cross rod 14, the rotating disc 15, the pressure sensor 16, the driving shaft 17, the second connecting cross rod 18, the third gear ring 19, the connecting circular ring 20, the fourth gear ring 21, the pressure sensor supporting plate 22, the movable column 23, the straight groove 24 and the spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 1-5, the winch with the speed limiting component comprises a hollow support frame 1, wherein the top of the hollow support frame 1 is connected with a multi-stage speed reducing winch component;
the multistage deceleration winch assembly comprises a motor 2, an installation circular plate 3, a wind-up roller 4, an installation ring 5, a deceleration cover 6, a transverse shaft 7, a first gear ring 8, a second gear ring 10, a driving shaft 16, a third gear ring 18, a connection circular ring 19 and a fourth gear ring 20, wherein the installation circular plate 3 and the installation ring 5 are installed at the top of the hollow support frame 1, the deceleration cover 6 is installed on the outer side wall of the installation ring 5, the motor 2 is installed on the outer side wall of the installation circular plate 3, the driving shaft 16 is fixedly connected with the driving shaft 16, the driving shaft 16 is fixedly connected with the fourth gear ring 20, the transverse shaft 7 is fixedly connected with the first gear ring 8 and the second gear ring 10, the first gear ring 8 is meshed with the fourth gear ring 20, the second gear ring 10 is meshed with the third gear ring 18, the inner end of the third gear ring 18 is fixedly connected with the connection circular ring 19, the inner end of the connection circular ring 19 is fixedly connected with one end of the wind-up roller 4, and the installation circular plate 3 and the wind-up roller 4 are rotatably connected with the wind-up roller 4 through bearings;
the number of teeth component of the fourth ring gear 20, the first ring gear 8 and the third ring gear 18 increases;
the number of teeth of the first gear ring 8 is twice that of the fourth gear ring 20, the number of teeth of the second gear ring 10 is the same as that of the first gear ring 8, and the number of teeth of the third gear ring 18 is eight times that of the second gear ring 10;
the speed reduction cover 6 is rotationally connected with the end part of the driving shaft 16 close to the speed reduction cover 6 and the transverse shaft 7 through a bearing;
the number of teeth of first ring gear 8 is greater than the number of teeth of fourth ring gear 20, and first ring gear 8 and fourth ring gear 20 carry out once slowing down, and the number of teeth of drive shaft 16 is the same than the number of teeth of second ring gear 10, and second ring gear 10 and the cooperation of drive shaft 16 carry out the secondary and slow down, and it is effectual to slow down many times, and speed control performance has obtained the promotion.
As shown in fig. 4-6, a speed limiting component is arranged in the speed reducing cover 6, and the speed limiting component locks and limits the speed of the multi-stage speed reducing hoisting component when the wind-up roll 4 is in a rapid state.
The speed limiting assembly comprises an induction assembly, a brake assembly and a centrifugal whipping assembly, the centrifugal whipping assembly is connected with the driving shaft 16, the induction assembly and the brake assembly are arranged on the inner wall of the speed reducing cover 6, and the brake assembly is movably connected with the centrifugal whipping assembly.
The induction component comprises a pressure inductor 15 and a pressure inductor support plate 21, the pressure inductor support plate 21 is arranged on the inner side wall of the speed reducing cover 6, and the top of the pressure inductor support plate 21 is connected with the pressure inductor 15;
the brake assembly comprises a brake pad 9, a connecting seat 11, an electromagnetic lock 12, a first connecting cross rod 13 and a second connecting cross rod 17, the first connecting cross rod 13 and the second connecting cross rod 17 are fixedly arranged on the inner wall of the speed reduction cover 6, the second connecting cross rod 17 and the first connecting cross rod 13 are arranged at the front end of a driving shaft 16, the first connecting cross rod 13 is rotatably connected with the electromagnetic lock 12, the driving end of the electromagnetic lock 12 is fixedly connected with the connecting seat 11, the connecting seat 11 is rotatably connected with one end of the brake pad 9, and the other end of the brake pad 9 is rotatably connected with the second connecting cross rod 17;
the centrifugal throwing assembly comprises a rotating disc 14, a movable column 22, a straight groove 23 and a spring 24, the straight groove 23 is formed in the outer wall of the rotating disc 14 at equal intervals along the circumferential direction, the spring 24 is fixedly connected to the inner end of the straight groove 23, the movable column 22 matched with the pressure sensor 15 for use is fixedly connected to the outer end of the spring 24, and the outer wall of the movable column 22 is attached to the inner wall of the straight groove 23 in a sliding mode;
the movable pole 22 does not contact the pressure sensor 15 when the wind-up roller 4 normally rotates.
The rotating disc 14 is arranged in a mounting hole formed in the driving shaft 16, and the rotating disc 14 is arranged between the fourth gear ring 20 and the inner wall of the speed reducing cover 6;
the inner wall of the brake block 9 is arranged outside the outer wall of the rotating disc 14.
The wind-up roll 4 rotates with high speed, the rotating speed of the driving shaft 16 is the maximum, the driving shaft 16 drives the rotating disc 14 of the centrifugal whipping assembly to rotate when rotating, the rotating disc 14 drives the movable column 22 to rotate centrifugally, the centrifugally rotated movable column 22 is contacted with the pressure sensor 15, the pressure sensor 15 senses signals, and then the electromagnetic lock 12 is powered off.
When the electromagnetic lock 12 is powered off, the lock rod power-off connecting base 11 of the electromagnetic lock 12 moves towards the electromagnetic lock 12, the connecting base 11 drives the brake pad 9 to rotate along the second connecting cross rod 17, the connecting base 11 rotates to the outer side of the rotating disc 14, and the connecting base 11 performs braking processing on the rotating disc 14.
The brake assembly of speed limit subassembly is cut off the power supply and is handled when the power failure, and the brake assembly carries out the speed limit lock to centrifugal whipping subassembly and dies, and centrifugal whipping subassembly carries out centrifugal rotation when the wind-up roll rotates with higher speed, and centrifugal whipping subassembly receives the response subassembly with the response subassembly contact and senses the rotation signal with higher speed, and to the power failure processing of brake assembly, the brake assembly carries out the speed limit lock to centrifugal whipping subassembly and dies, carries out the speed limit lock under outage or emergency and dies the processing, and the speed limit lock dies the effect ideal.
The motor 2, the pressure sensor 15 and the electromagnetic lock 12 are electrically connected with an external control system of the winch.
When the device is used, the motor 2 drives the driving shaft 16 to rotate, the driving shaft 16 drives the fourth gear ring 20 to rotate, the fourth gear ring 20 drives the first gear ring 8 to rotate, the number of teeth of the first gear ring 8 is larger than that of the fourth gear ring 20, the first gear ring 8 and the fourth gear ring 20 perform primary speed reduction, the first gear ring 8 drives the transverse shaft 7 to rotate, the transverse shaft 7 drives the second gear ring 10 to rotate, the second gear ring 10 drives the driving shaft 16 to rotate, the number of teeth of the driving shaft 16 is the same as that of the second gear ring 10, the second gear ring 10 and the driving shaft 16 are matched to perform secondary speed reduction, the multi-time speed reduction effect is good, the speed regulation performance is improved, the driving shaft 16 drives the connecting circular ring 19 to rotate, the connecting circular ring 19 drives the winding roller 4 to rotate along the mounting circular plate 3 and the mounting ring 5, and the winding roller 4 is rotated to wind or unwind the steel rope; when the power is cut off, an electromagnetic lock 12 of a brake assembly of the speed limiting assembly is powered off, a lock rod power-off connecting seat 11 of the electromagnetic lock 12 moves towards the electromagnetic lock 12 when the electromagnetic lock 12 is powered off, the connecting seat 11 drives a brake pad 9 to rotate along a second connecting cross rod 17, the connecting seat 11 rotates to the outer side of a rotating disc 14, the connecting seat 11 carries out brake processing on a rotating disc 14 of the centrifugal whipping assembly, the rotating disc 14 of the centrifugal whipping assembly carries out speed limiting locking, when the wind-up roll rotates in an accelerating mode, the rotating disc 14 of the centrifugal whipping assembly carries out accelerated centrifugal rotation, the outer end of a movable column 22 of the centrifugal whipping assembly is in contact with a pressure sensor 15 of a sensing assembly to receive an accelerated rotation signal, a control system of a winch carries out power-off processing on the electromagnetic lock 12 of the lock, when the electromagnetic lock 12 is powered off, the power-off connecting seat 11 of the electromagnetic lock 12 moves towards the electromagnetic lock 12, the connecting seat 11 drives the brake pad 9 to rotate along the second connecting seat 11, the connecting seat 11 rotates to the outer side of the rotating disc 14 of the centrifugal whipping assembly, the rotating disc 14, and the centrifugal lock 14 carries out emergency power-off processing or emergency speed limiting processing on the centrifugal lock.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. Hoist engine with speed limit subassembly, including cavity support frame (1), its characterized in that: the top of the hollow support frame (1) is connected with a multi-stage speed reduction hoisting assembly;
the multi-stage speed reduction hoisting component comprises a motor (2), a mounting circular plate (3), a winding roller (4), a mounting ring (5), a speed reduction cover (6), a transverse shaft (7), a first gear ring (8), a second gear ring (10), a driving shaft (16), a third gear ring (18), a connecting circular ring (19) and a fourth gear ring (20), the mounting circular plate (3) and the mounting ring (5) are mounted at the top of the hollow support frame (1), the speed reduction cover (6) is arranged on the outer side wall of the mounting ring (5), the outer side wall of the mounting circular plate (3) is provided with a motor (2), a driving shaft (16) is fixedly connected with the driving end of the motor (2), the driving shaft (16) is fixedly connected with a fourth gear ring (20), a first gear ring (8) and a second gear ring (10) are fixedly connected on the transverse shaft (7), the first gear ring (8) is in meshed connection with a fourth gear ring (20), the second gear ring (10) is connected with a third gear ring (18) in a meshing way, the inner end of the third gear ring (18) is fixedly connected with a connecting ring (19), the inner end of the connecting circular ring (19) is fixedly connected with one end of the winding roller (4), the mounting circular plate (3) and the winding roller (4) are rotationally connected with the winding roller (4) through a bearing;
the tooth number components of the fourth gear ring (20), the first gear ring (8) and the third gear ring (18) are increased;
the speed limiting assembly is arranged in the speed reducing cover (6), and the speed limiting assembly locks the multistage speed reducing winch assembly to limit speed when the wind-up roll (4) is fast.
2. The hoist with speed limiting assembly according to claim 1, wherein the number of teeth of the first ring gear (8) is twice the number of teeth of the fourth ring gear (20), and the number of teeth of the second ring gear (10) is the same as the number of teeth of the first ring gear (8), and the number of teeth of the third ring gear (18) is eight times the number of teeth of the second ring gear (10).
3. The hoisting machine with speed limiting assembly according to claim 2, wherein the speed reducing cover (6) is rotatably connected with the end of the driving shaft (16) near the speed reducing cover (6) and the transverse shaft (7) through bearings.
4. The winch with the speed limiting assembly according to claim 3, wherein the speed limiting assembly comprises an induction assembly, a brake assembly and a centrifugal whipping assembly, the centrifugal whipping assembly is connected with the driving shaft (16), the induction assembly and the brake assembly are mounted on the inner wall of the speed reduction cover (6), and the brake assembly is movably connected with the centrifugal whipping assembly.
5. The winch with the speed limiting assembly according to claim 4, wherein the sensing assembly comprises a pressure sensor (15) and a pressure sensor support plate (21), the pressure sensor support plate (21) is installed on the inner side wall of the speed reducing cover (6), and the pressure sensor (15) is connected to the top of the pressure sensor support plate (21).
6. The winch with the speed limiting assembly according to claim 5, wherein the brake assembly comprises a brake pad (9), a connecting seat (11), an electromagnetic lock (12), a first connecting cross rod (13) and a second connecting cross rod (17), the first connecting cross rod (13) and the second connecting cross rod (17) are fixedly mounted on the inner wall of the speed reducing cover (6), the second connecting cross rod (17) and the first connecting cross rod (13) are arranged at the front end of the driving shaft (16), the first connecting cross rod (13) is rotatably connected with the electromagnetic lock (12), the driving end of the electromagnetic lock (12) is fixedly connected with the connecting seat (11), the connecting seat (11) is rotatably connected with one end of the brake pad (9), and the other end of the brake pad (9) is rotatably connected with the second connecting cross rod (17).
7. The winch with the speed limiting assembly according to claim 6, wherein the centrifugal whipping assembly comprises a rotating disc (14), a movable column (22), a straight groove (23) and a spring (24), the straight groove (23) is formed in the outer wall of the rotating disc (14) at equal intervals along the circumferential direction, the spring (24) is fixedly connected to the inner end of the straight groove (23), the movable column (22) matched with the pressure sensor (15) is fixedly connected to the outer end of the spring (24), and the outer wall of the movable column (22) is in fit sliding connection with the inner wall of the straight groove (23);
the rotating disc (14) is installed in a mounting hole formed in the driving shaft (16), and the rotating disc (14) is arranged between the fourth gear ring (20) and the inner wall of the speed reducing cover (6).
8. The winding machine with the speed limiting assembly according to claim 7, wherein the inner wall of the brake pad (9) is provided outside the outer wall of the rotating disc (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221842151.8U CN217578134U (en) | 2022-07-18 | 2022-07-18 | Winch with speed limiting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221842151.8U CN217578134U (en) | 2022-07-18 | 2022-07-18 | Winch with speed limiting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217578134U true CN217578134U (en) | 2022-10-14 |
Family
ID=83535244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221842151.8U Active CN217578134U (en) | 2022-07-18 | 2022-07-18 | Winch with speed limiting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217578134U (en) |
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2022
- 2022-07-18 CN CN202221842151.8U patent/CN217578134U/en active Active
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