CN216302982U - Elevator overspeed device tensioner - Google Patents
Elevator overspeed device tensioner Download PDFInfo
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- CN216302982U CN216302982U CN202121901891.XU CN202121901891U CN216302982U CN 216302982 U CN216302982 U CN 216302982U CN 202121901891 U CN202121901891 U CN 202121901891U CN 216302982 U CN216302982 U CN 216302982U
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- barrel
- protection
- speed limiter
- wall
- spring
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Abstract
The utility model provides a tensioning device of an elevator speed limiter, which relates to the technical field of elevators, wherein a spring is arranged at the front end of the speed limiter, and the outer edge of the top surface of the base is provided with a circle of thread groove, a protection component is arranged above the thread groove and comprises a protection barrel and a rotary barrel, the protection barrel is sleeved outside the spring, the rotary drum is positioned below the protective drum and is rotationally connected with the protective drum through a bearing, the bottom end of the rotary drum is rotationally connected with the thread groove through threads, the left side and the right side of the speed limiter are both provided with mounting grooves, and the inside subassembly of cleaning that all is equipped with of mounting groove, clean the subassembly and include attached a section of thick bamboo and urceolus, and an attached section of thick bamboo is pegged graft in the mounting groove, and urceolus fixed mounting improves the frictional force between wire rope and the take-up pulley in attached section of thick bamboo middle section, avoids appearing the condition of skidding when more leading to wire rope to be connected with the take-up pulley because of the oil stain, cleans the greasy dirt and can improve the security of overspeed governor during operation.
Description
Technical Field
The utility model relates to the technical field of elevators, in particular to an elevator speed limiter tensioning device.
Background
An elevator speed limiter is one of safety control components in an elevator safety protection system. The tensioning wheel in the existing tensioning device for the elevator speed limiter needs to be installed with a steel wire rope of an elevator car, the tensioning wheel can tension the steel wire rope after being connected with the steel wire rope, the friction force between the tensioning wheel and the steel wire rope is very important, and the outer surface of the steel wire rope is easily coated with a layer of oil stain under long-time use, so that the steel wire rope is connected with the tensioning wheel, the friction force between the tensioning wheel and the steel wire rope is reduced, normal tensioning work is influenced, and the safety is reduced.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: when the steel wire rope is connected with the tensioning wheel, the friction force between the steel wire rope and the tensioning wheel is reduced, the normal tensioning work is influenced, the safety is reduced, and the elevator speed limiter tensioning device is provided aiming at the problems in the prior art.
The purpose and the effect of the utility model are achieved by the following specific technical means: the tensioning device for the elevator speed limiter comprises the speed limiter and a tensioning wheel, wherein the tensioning wheel is mounted inside the speed limiter;
the protection assembly comprises a protection barrel and a rotary barrel, the protection barrel is sleeved outside the spring, the rotary barrel is positioned below the protection barrel and is rotatably connected with the protection barrel through a bearing, and the bottom end of the rotary barrel is rotatably connected with the thread groove through a thread;
the mounting groove has all been seted up to the overspeed governor left and right sides, and the mounting groove is inside all to be equipped with and to clean the subassembly, clean the subassembly including attached section of thick bamboo and urceolus, and attached section of thick bamboo is pegged graft in the mounting groove, urceolus fixed mounting is in attached section of thick bamboo middle section.
Further preferred embodiments: the protection cylinder is detachably connected with the thread groove through the rotary cylinder, and a positioning sliding block is fixed at the top of the protection cylinder towards one side of the speed limiter.
Further preferred embodiments: the overspeed governor antetheca is seted up and is vertical form location slide, and the location slider extends to the inside and rather than sliding connection of location slide, keeps the stability that the protective casing removed through location slide and location slider.
Further preferred embodiments: the installation parts which are symmetrically arranged are fixed on two sides of the outer wall of the auxiliary barrel and are installed with the speed limiter through bolts.
Further preferred embodiments: the auxiliary barrel is detachably mounted with the mounting groove through the mounting piece, the auxiliary barrel is respectively positioned at the left lower corner and the right lower corner of the tension wheel, and a steel wire rope of the elevator can extend into the auxiliary barrel.
Further preferred embodiments: the auxiliary cylinder and one side of the outer cylinder, facing the tension wheel, are provided with a vertical notch, sponge pieces are arranged on four sides of the inner wall of the outer cylinder, the inner ends of the sponge pieces protrude out of the outer cylinder, rotating cores are tightly bonded on two sides of each sponge piece, the outer ends of the rotating cores are embedded into the inner wall of the outer cylinder and are in rotating connection with the outer wall of the outer cylinder, and the inner ends of the sponge pieces are close to the steel wire rope and can wipe oil stains on the outer wall of the outer cylinder.
The utility model has the beneficial effects that:
1. the sponge piece can be close to the outer wall of the steel wire rope, the steel wire rope vertically moves in the auxiliary barrel during operation, the sponge piece can rotate along with the movement of the steel wire rope through the rotating core, the friction force between the sponge piece and the steel wire rope is reduced, the increase of the loss of the steel wire rope is avoided, when the sponge piece rolls on the outer wall of the steel wire rope, oil stains on the outer wall of the steel wire rope can be wiped, the friction force between the steel wire rope and the tensioning wheel is improved, the situation that the steel wire rope is connected with the tensioning wheel to slip due to more oil stains is avoided, and the safety of the speed limiter during operation can be improved by wiping the oil stains;
2. the protection section of thick bamboo shields the spring, and the spring is stretched out and drawn back, and the flexible of protection cylindric variant cooperation spring does not influence the performance of spring, plays the protection to the spring simultaneously, avoids the spring to wet and excessively corrode in the abominable elevator well of environment, effectively prolongs the life of spring.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the governor of the present invention;
FIG. 3 is a schematic view of the structure of the auxiliary cartridge of the present invention;
FIG. 4 is a top view of the inner portion of the outer barrel structure of the present invention;
FIG. 5 is a schematic view of the construction of the sponge member of the present invention;
FIG. 6 is a schematic view of the spring structure of the present invention;
FIG. 7 is a schematic view of the protective cylinder of the present invention;
fig. 8 is a schematic view of the structural installation of the protective cylinder and the rotary drum of the present invention.
In fig. 1-8: the device comprises a speed governor 1, a tension pulley 101, a spring 2, a base 201, a thread groove 202, a mounting groove 3, a positioning slideway 4, a protective cylinder 5, a rotary cylinder 501, a positioning slider 502, an auxiliary cylinder 6, a mounting piece 601, an outer cylinder 7, a sponge piece 8 and a rotary core 801.
Detailed Description
Referring to fig. 1-8, an elevator speed limiter tensioning device comprises a speed limiter 1 and a tensioning wheel 101, wherein the tensioning wheel 101 is installed inside the speed limiter 1;
the left side and the right side of the speed limiter 1 are both provided with mounting grooves 3, wiping components are arranged inside the mounting grooves 3, each wiping component comprises an auxiliary barrel 6 and an outer barrel 7, the auxiliary barrels 6 are inserted into the mounting grooves 3, and the outer barrels 7 are fixedly mounted at the middle sections of the auxiliary barrels 6;
the auxiliary cylinder 6 is installed with the installation groove 3 through the installation part 601 in the initial state;
specifically, firstly, a steel wire rope of the elevator car and a tension pulley 101 are installed, when the steel wire rope is pulled, the steel wire rope penetrates into the left auxiliary barrel 6 from bottom to top, the steel wire rope extends out of the top of the left auxiliary barrel 6, then the steel wire rope is wound into the tension pulley 101, then the steel wire rope is adjusted to penetrate into the right auxiliary barrel 6 from top to bottom, and then the installation work of the steel wire rope and the tension pulley 101 is completed;
a vertical notch is formed in each of the auxiliary cylinder 6 and the outer cylinder 7 towards one side of the tension wheel 101, sponge pieces 8 are arranged on four sides of the inner wall of the outer cylinder 7, the inner ends of the sponge pieces 8 protrude out of the outer cylinder 7, rotating cores 801 are tightly bonded to two sides of each sponge piece 8, and the outer ends of the rotating cores 801 are embedded in the inner wall of the outer cylinder 7 and are rotationally connected with the inner wall;
furthermore, the front section of the steel wire rope input tensioning wheel 101 and the rear section output from the tensioning wheel 101 penetrate through the inside of the auxiliary cylinder 6, the sponge piece 8 protruding out of the inner wall of the outer cylinder 7 can be close to the outer wall of the steel wire rope, the steel wire rope vertically moves in the auxiliary cylinder 6 during operation, the sponge piece 8 can rotate along with the movement of the steel wire rope through the rotating core 801, the friction force between the sponge piece 8 and the steel wire rope is reduced, the loss of the steel wire rope is avoided to be increased, when the sponge piece 8 rolls on the outer wall of the steel wire rope, oil stains on the outer wall of the steel wire rope can be wiped, the friction force between the steel wire rope and the tensioning wheel 101 is improved, the phenomenon that the steel wire rope is connected with the tensioning wheel 101 due to more oil stains is avoided, and the safety of the overspeed governor 1 during operation can be improved by wiping the oil stains;
after the sponge piece 8 is used for a long time, the mounting piece 601 and the speed limiter 1 can be screwed off by using bolts, the protective barrel 5 is taken out of the mounting groove 3, one side of the auxiliary barrel 6 and one side of the outer barrel 7, which face the tension wheel 101, are both provided with a vertical notch, the auxiliary barrel 6 and the outer barrel 7 are both made of plastic materials and can deform, so that the notches can be broken off, the size of the notches is enlarged, the auxiliary barrel 6 can be taken down from the outer side of the steel wire rope without dismounting the steel wire rope, the working time is saved, and the working convenience is improved;
the sponge piece 8 is a disposable article, after the accessory barrel 6 is taken down, the sponge piece 8 can be directly damaged, the sponge piece 8 is made of foamed plastic polymer and can be deformed by pulling, so that the sponge piece 8 and the rotary cores 801 are taken down from the inner wall of the accessory barrel 6, the sponge piece 8 which is replaced by a new sponge piece is installed on the inner wall of the protective barrel 5, when the sponge piece 8 is installed, the two rotary cores 801 are pressed, the length of the sponge piece 8 is reduced, the distance between the two rotary cores 801 is reduced in the same way, the rotary cores 801 are clamped into the corresponding positions of the inner wall of the middle barrel, the sponge piece 8 is loosened, and the sponge piece 8 can slowly expand to restore to the initial state to complete replacement of the sponge piece 8;
the front end of the speed limiter 1 is provided with a spring 2, the bottom of the spring 2 is provided with a base 201 through a bolt, the base 201 is arranged on the bottom wall of the speed limiter 1, the outer edge of the top surface of the base 201 is provided with a circle of thread groove 202, a protection assembly is arranged above the thread groove 202 and comprises a protection barrel 5 and a rotary barrel 501, the protection barrel 5 is sleeved outside the spring 2, the rotary barrel 501 is positioned below the protection barrel 5 and is rotatably connected with the protection barrel 5 through a bearing, and the bottom end of the rotary barrel 501 is rotatably connected with the thread groove 202 through a thread;
through spring 2 control overspeed governor 1's tensile force, and avoid spring 2 excessive corrosion in the abominable elevator well of environment, can play the protection effect to spring 2 through protection section of thick bamboo 5, protection section of thick bamboo 5 is made by the rubber material, can deform, when protection section of thick bamboo 5 shields spring 2, spring 2 is flexible kick-backed, the flexible of 5 deformation cooperation springs 2 of protection section of thick bamboos, do not influence spring 2's performance, play the protection to spring 2 simultaneously, avoid spring 2 to wet and excessively corrode in the abominable elevator well of environment, effectively prolong spring 2's life.
The protection cylinder 5 is detachably connected with the thread groove 202 through a rotary cylinder 501, and a positioning slide block 502 is fixed on one side, facing the speed limiter 1, of the top of the protection cylinder 5; the front wall of the speed limiter 1 is provided with a vertical positioning slideway 4, and a positioning slide block 502 extends into the positioning slideway 4 and is connected with the positioning slideway in a sliding manner;
when the protection cylinder 5 is influenced by the telescopic resilience vibration of the spring 2, the protection cylinder 5 vibrates, the positioning slide block 502 indirectly moves along the positioning slide way 4, the protection cylinder 5 can be positioned through the positioning slide block 502 and the positioning slide way 4, the protection cylinder 5 is enabled to always keep vertical direction movement, the protection cylinder 5 is prevented from inclining and contacting with the outer wall of the spring 2, and the performance of the protection cylinder is influenced.
Claims (6)
1. The utility model provides an elevator overspeed governor overspeed device tensioner, includes overspeed governor (1) and tensioning wheel (101), inside overspeed governor (1) was installed in tensioning wheel (101), its characterized in that:
the front end of the speed limiter (1) is provided with a spring (2), the bottom of the spring (2) is provided with a base (201) through a bolt, the base (201) is arranged on the bottom wall of the speed limiter (1), the outer edge of the top surface of the base (201) is provided with a circle of thread groove (202), a protection assembly is arranged above the thread groove (202), the protection assembly comprises a protection barrel (5) and a rotary barrel (501), the protection barrel (5) is sleeved outside the spring (2), the rotary barrel (501) is positioned below the protection barrel (5) and is rotatably connected with the protection barrel (5) through a bearing, and the bottom end of the rotary barrel (501) is rotatably connected with the thread groove (202) through a thread;
mounting groove (3) have all been seted up to overspeed governor (1) the left and right sides, and mounting groove (3) are inside all to be equipped with and to clean the subassembly, clean the subassembly and include attached section of thick bamboo (6) and urceolus (7), and attached section of thick bamboo (6) are pegged graft in mounting groove (3), urceolus (7) fixed mounting is in attached section of thick bamboo (6) middle section.
2. The elevator governor tensioning device of claim 1, wherein: the protection cylinder (5) is detachably connected with the thread groove (202) through a rotary cylinder (501), and a positioning slide block (502) is fixed at the top of the protection cylinder (5) towards one side of the speed limiter (1).
3. An elevator governor tensioning device as defined in claim 2, wherein: the front wall of the speed limiter (1) is provided with a vertical positioning slide way (4), and a positioning slide block (502) extends to the inside of the positioning slide way (4) and is in sliding connection with the positioning slide way.
4. The elevator governor tensioning device of claim 1, wherein: and mounting parts (601) which are symmetrically arranged are fixed on two sides of the outer wall of the auxiliary barrel (6), and the mounting parts (601) are mounted with the speed governor (1) through bolts.
5. The elevator governor tensioning device of claim 4, wherein: the auxiliary cylinder (6) is detachably mounted with the mounting groove (3) through the mounting piece (601), and the auxiliary cylinder (6) is respectively positioned at the left lower corner and the right lower corner of the tensioning wheel (101).
6. An elevator governor tensioning device as defined in claim 5, wherein: the auxiliary barrel (6) and one side of the outer barrel (7) facing the tension wheel (101) are provided with a vertical notch, sponge pieces (8) are arranged on four sides of the inner wall of the outer barrel (7), the inner ends of the sponge pieces (8) protrude out of the outer barrel (7), rotating cores (801) are tightly bonded on two sides of each sponge piece (8), and the outer ends of the rotating cores (801) are embedded into the inner wall of the outer barrel (7) and are rotationally connected with the inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121901891.XU CN216302982U (en) | 2021-08-14 | 2021-08-14 | Elevator overspeed device tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121901891.XU CN216302982U (en) | 2021-08-14 | 2021-08-14 | Elevator overspeed device tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216302982U true CN216302982U (en) | 2022-04-15 |
Family
ID=81086029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121901891.XU Active CN216302982U (en) | 2021-08-14 | 2021-08-14 | Elevator overspeed device tensioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216302982U (en) |
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2021
- 2021-08-14 CN CN202121901891.XU patent/CN216302982U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221111 Address after: 710000 Room 20701-20702, Building 3, Fortune Center, No. 10, North Second Ring Road, Weiyang District, Xi'an, Shaanxi Patentee after: Xi'an Hengxing Elevator Co.,Ltd. Address before: 841100 building 7, Longhai Wudu, No. 159, Nanyi lane, Suzhou Road, Xinshi District, Urumqi, Xinjiang Uygur Autonomous Region Patentee before: Yang Hongquan |