CN220618038U - Elevator chain connecting piece that stability is strong - Google Patents
Elevator chain connecting piece that stability is strong Download PDFInfo
- Publication number
- CN220618038U CN220618038U CN202321847799.9U CN202321847799U CN220618038U CN 220618038 U CN220618038 U CN 220618038U CN 202321847799 U CN202321847799 U CN 202321847799U CN 220618038 U CN220618038 U CN 220618038U
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- Prior art keywords
- flange
- connecting block
- chain
- elevator chain
- elevator
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- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 9
- 235000017491 Bambusa tulda Nutrition 0.000 description 9
- 241001330002 Bambuseae Species 0.000 description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 9
- 239000011425 bamboo Substances 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses an elevator chain connecting piece with high stability, which belongs to the field of elevator compensation chains, and comprises two connecting blocks, wherein the number of the connecting blocks is two, the lower surfaces of the two connecting blocks are horizontally provided with supporting bearings, the inner sides of the two supporting bearings are vertically inserted with rotating shafts, one ends of the two rotating shafts extend out of the corresponding supporting bearings and are vertically provided with flanges, one surfaces of the two flanges, which are far away from the corresponding connecting blocks, are respectively inserted with a U-shaped bolt, one surfaces of the two flanges are respectively provided with a supporting mechanism, the two U-shaped bolts are respectively extended to the other surfaces of the corresponding flanges and are respectively provided with a first fastening nut, and a chain is arranged between the outer sides of the two U-shaped bolts.
Description
Technical Field
The utility model relates to the field of elevator compensation chains, in particular to an elevator chain connecting piece with high stability.
Background
The elevator compensation chain is arranged at the bottom of the elevator car, so that the weight difference generated by the traction steel wire rope can be balanced when the elevator runs, an installation frame is generally welded or bolted at the bottom of the elevator car for convenient disassembly of the compensation chain, and a section of steel ring of the compensation chain is sleeved into the installation frame and then is tightly inserted by a bolt for locking;
according to patent search, the Chinese patent with publication number CN219009630U discloses an elevator compensation chain mounting frame, which comprises an elevator car, a counterweight block, a connecting block, a straight cylinder, a bidirectional threaded rod, a threaded sleeve, a pull rod, a sliding hole, a vertical plate, a fixed block, a bolt, a cavity, a sliding plate, a telescopic rod, a reset spring, a push block, an inclined block, a fixed ring and a compensation chain body, wherein the bolt is driven to be inserted into a groove through the matched arrangement of the rotating rod, the bidirectional threaded rod and the threaded sleeve, and the inclined block is inserted into a clamping groove under the action of the reset spring, so that the bolt is limited and fixed, the bolt is prevented from loosening and falling off, and the fixing effect is improved;
however, when the elevator and the compensation chain are connected, the compensation chain is sleeved by pushing the inclined block fixing bolt through the reset spring to match with the two pull rods and the vertical plate, and the compensation chain shakes along with the operation of the elevator due to inertia, and sliding friction is carried out on the two pull rods, so that the problem that the stability of the connection part of the compensation chain of the elevator is reduced due to abrasion is caused at the connection part of the compensation chain of the elevator, and therefore, the elevator chain connecting piece with high stability is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the problems in the prior art, the utility model aims to provide the elevator chain connecting piece with strong stability, which can realize that the sliding displacement of the compensation chain at the connecting position is reduced, the abrasion degree of the connecting compensation chain is reduced, and the stability of the connecting position of the elevator compensation chain is improved.
Technical proposal
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides an elevator chain connecting piece that stability is strong, includes the connecting block, the quantity of connecting block is two and mutual symmetry, two equal horizontal installation of lower surface of connecting block has support bearing, two support bearing's the inside is all vertical to be inserted and is equipped with the pivot, two the one end of pivot all extends and corresponds support bearing inside and all is provided with the ring flange perpendicularly, two the U-shaped bolt has all been inserted to the one side that corresponds the connecting block is kept away from to the ring flange, two the one side of ring flange all still is provided with supporting mechanism, two U-shaped bolt all extends to the another side that corresponds the ring flange and all installs first fastening nut, two be equipped with the chain between the outside of U-shaped bolt, pass the both ends of chain respectively with two U-shaped bolts, also can increase the quantity of chain as required, insert two U-shaped bolts again, first fastening nut cooperates the installation that corresponds the ring flange locks the U-shaped bolt, and the compensation chain is because of inertial oscillation when, the pulling corresponds U-shaped bolt, drives and corresponds and support bearing rotation angle around reducing the bearing, and the compensation chain takes place the slip joint takes place in the degree of the compensation chain, and the stability of the compensation takes place in the place of the slip joint of the elevator.
Further, supporting mechanism includes the hollow section of thick bamboo of circumference array distribution in ring flange one side, two the inside of hollow section of thick bamboo all is the round platform form cavity of opening orientation corresponding connecting block, two the inside of hollow section of thick bamboo all is provided with the steel ball, two the upper surface of steel ball all extends and corresponds the inside lower surface that just all pastes corresponding connecting block of hollow section of thick bamboo, and when the ring flange was rotatory, it is rotatory to drive corresponding hollow section of thick bamboo, and the steel ball in the hollow section of thick bamboo rolls along the one side that corresponds the ring flange, can support when the ring flange supports the chain downwards, reduces the ring flange and takes place because of the condition that the downward striking chain arouses deformation, further improves the stability of this junction.
Further, two limiting grooves are formed in one end of the rotating shaft, threads are formed in the inner sides of the limiting grooves, second fastening nuts are installed on the inner sides of the limiting grooves in a threaded mode, the corresponding flange plates are pressed by the second fastening nuts in the limiting grooves, and the flange plates are supported in the axial direction so that the flange plates are fixed on the rotating shaft.
Further, two the flange is close to the one side that corresponds the connecting block and all integrally installs two archs, the arch all is annular structure and all overlaps the outside of establishing at corresponding U-shaped bolt, increases the thickness that corresponds flange and U-shaped bolt junction with protruding, improves the intensity of supporting U-shaped bolt.
Further, two the flange is close to the one side that corresponds the connecting block and still has a plurality of pterygoid lamina along circumference array distribution, one side of pterygoid lamina all radially pastes the outside that corresponds the pivot, increases the thickness that corresponds the flange with a plurality of pterygoid lamina, reduces the flange and arouses the degree of deformation because of the chain extrusion.
Furthermore, a clamp is arranged between the upper edges of the adjacent wing plates.
Advantageous effects
Compared with the prior art, the utility model has the advantages that:
(1) According to the elevator compensation chain, the first fastening nut positively rotates to separate from the corresponding U-shaped bolt, the two U-shaped bolts are pulled down by hand, one ends of the two U-shaped bolts penetrate through two ends of the chain respectively, the number of the chain can be increased according to needs, the two U-shaped bolts are inserted back again, the first fastening nut is matched with the corresponding flange plate to lock the U-shaped bolts, the installation of the compensation chain is completed, the corresponding U-shaped bolts are pulled when the compensation chain swings due to inertia, the corresponding rotating shaft and the flange plate are driven to rotate around the supporting bearing by a certain angle, sliding displacement of the compensation chain at the joint is reduced, the abrasion degree of the joint compensation chain is reduced, and the stability of the joint of the elevator compensation chain is improved.
(2) When this scheme ring flange rotates, drive the rotation of corresponding hollow section of thick bamboo, the steel ball in the hollow section of thick bamboo rolls along the one side of corresponding ring flange for hollow section of thick bamboo and steel ball can vertically downwards support corresponding ring flange, can support when the ring flange supports the chain downwards, reduce the ring flange and take place because of the condition that the downward striking chain arouses deformation, further improve the stability of this junction.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.
The reference numerals in the figures illustrate:
1. a connecting block; 2. a support bearing; 3. a rotating shaft; 4. a flange plate; 5. u-shaped bolts; 6. a first fastening nut; 7. a chain; 8. a hollow cylinder; 9. steel balls; 10. a limit groove; 11. a second fastening nut; 12. a protrusion; 13. a wing plate; 14. and (5) clamping the clamp.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
Examples:
referring to fig. 1-4, an elevator chain connecting piece with strong stability comprises two connecting blocks 1, wherein the number of the connecting blocks 1 is two and mutually symmetrical, the lower surfaces of the two connecting blocks 1 are horizontally provided with supporting bearings 2, the upper ends of the two supporting bearings 2 are embedded into the lower surface of the corresponding connecting block 1 and the outer sides of the two supporting bearings are welded on the inner sides of the corresponding connecting block 1, the inner sides of the two supporting bearings 2 are vertically inserted with rotating shafts 3, one ends of the two rotating shafts 3 extend out of the corresponding supporting bearings 2 and are vertically provided with flange plates 4, the two flange plates 4 are annular and have middle holes penetrated by one end of the corresponding rotating shaft 3, the other ends of the two rotating shafts 3 are welded on the inner sides of the corresponding supporting bearings 2, one surfaces of the two flange plates 4 away from the corresponding connecting block 1 are respectively inserted with U-shaped bolts 5, one surfaces of the two flange plates 4 are respectively provided with a supporting mechanism, the two U-shaped bolts 5 are extended to the other surface of the corresponding flange plate 4 and are respectively provided with a first fastening nut 6, the inner sides of the first fastening nuts 6 are respectively connected with one end of the corresponding U-shaped bolts 5 in a threaded manner, a lock chain 7 is arranged between the outer sides of the two U-shaped bolts 5, both ends of the lock chain 7 are respectively sleeved on the outer sides of the corresponding U-shaped bolts 5, the upper surface of the connecting block 1 is firstly welded on the lower surface of the elevator car, when the compensation chain is installed, the first fastening nuts 6 are positively rotated to separate from the corresponding U-shaped bolts 5, the two U-shaped bolts 5 are pulled down by hands, one ends of the two U-shaped bolts 5 respectively penetrate through both ends of the lock chain 7, the number of the lock chain 7 can be increased as required, the two U-shaped bolts 5 are inserted back onto the corresponding flange plate 4, the two ends of the two U-shaped bolts 5 are respectively sleeved with the first fastening nuts 6, the first fastening nuts 6 are reversely rotated to be matched with the corresponding flange plate 4 to lock the U-shaped bolts 5, and when the compensation chain moves along with the elevator and swings due to inertia, the corresponding U-shaped bolt 5 is pulled to drive the corresponding rotating shaft 3 and the flange plate 4 to rotate around the supporting bearing 2 by a certain angle, so that the sliding displacement of the compensation chain at the joint is reduced, the abrasion degree of the joint of the compensation chain is reduced, and the stability of the joint of the elevator compensation chain is improved.
Referring to fig. 2 and 4, the supporting mechanism includes hollow cylinder 8 that circumference array distributes in ring flange 4 one side, the inside of two hollow cylinders 8 all is the round platform form cavity of opening orientation corresponding connecting block 1, the lower extreme of two hollow cylinders 8 all welds in the one side of corresponding ring flange 4, the inside of two hollow cylinders 8 all is provided with steel ball 9, the upper surface of two steel balls 9 all extends corresponding hollow cylinder 8 inside and all pastes the lower surface of corresponding connecting block 1, when ring flange 4 is rotatory, it is rotatory to drive corresponding hollow cylinder 8, steel ball 9 in the hollow cylinder 8 rolls along the one side of corresponding ring flange 4, make hollow cylinder 8 and steel ball 9 can support corresponding ring flange 4 vertically downwards, can support when ring flange 4 downwards supports chain 7, reduce ring flange 4 because of the condition emergence of the deformation that down strikes chain 7, further improve the stability of this junction.
Referring to fig. 1 and 2, a limit groove 10 is formed at one end of each of the two rotating shafts 3, threads are formed on inner sides of the two limit grooves 10, a second fastening nut 11 is installed on the inner sides of the two limit grooves 10 in a threaded manner, the inner sides of the second fastening nuts 11 are connected to the inner sides of the corresponding limit grooves 10 in a threaded manner, the corresponding flange 4 is pressed by the second fastening nuts 11 in the limit grooves 10, and the flange 4 is supported in the axial direction so as to fix the flange 4 on the rotating shaft 3, otherwise, the second fastening nuts 11 are unscrewed, and the locking state of the flange 4 is released, so that the flange can be taken down.
Referring to fig. 1 and 3, two protrusions 12 are integrally installed on one surface of two flanges 4, which is close to the corresponding connection block 1, the protrusions 12 are of annular structures and are sleeved outside the corresponding U-shaped bolts 5, the lower surfaces of the protrusions 12 are welded on one surface of the corresponding flanges 4, the upper surfaces of the protrusions are tightly attached to the lower surfaces of the first fastening nuts 6, the thickness of the connection part of the corresponding flanges 4 and the U-shaped bolts 5 is increased by the protrusions 12, and the strength of the supporting U-shaped bolts 5 is improved.
Referring to fig. 1 and 3, a plurality of wing plates 13 are distributed on one surface of the two flanges 4, which is close to the corresponding connecting block 1, along a circumferential array, one side of each wing plate 13 is radially attached to the outer side of the corresponding rotating shaft 3, the lower surfaces of the wing plates are vertically welded on one surface of the corresponding flange 4, the thickness of the corresponding flange 4 is increased by the plurality of wing plates 13, and the deformation degree of the flange 4 caused by chain extrusion is reduced.
Referring to fig. 2 and 4, a clamp 14 is disposed between the upper edges of the adjacent wing plates 13, the clamp 14 is sleeved outside the corresponding rotating shaft 3, the upper edges of the corresponding wing plates 13 are tightly sleeved by the clamp 14, so that the upper edges of the corresponding wing plates 13 are tightly attached to the outside of the corresponding rotating shaft 3, under the friction action, the wing plates 13 can upwardly tighten the flange plate 4, and the load of the chain 7 on the flange plate 4 is removed.
Working principle: when the compensation chain is installed, the first fastening nuts 6 are positively rotated to separate from the corresponding U-shaped bolts 5, the two U-shaped bolts 5 are pulled down by hands, one ends of the two U-shaped bolts 5 respectively penetrate through two ends of the chain 7, the number of the chain 7 can be increased as required, the two U-shaped bolts 5 are inserted back onto the corresponding flange plates 4, the two ends of the two U-shaped bolts 5 are sleeved with the first fastening nuts 6, the first fastening nuts 6 are reversely rotated to be matched with the corresponding flange plates 4 to lock the U-shaped bolts 5, and the installation of the compensation chain is completed.
When the compensation chain swings with the movement of the elevator due to inertia, the corresponding U-shaped bolt 5 is pulled to drive the corresponding rotating shaft 3 and the flange plate 4 to rotate around the supporting bearing 2 by a certain angle, so that the sliding displacement of the compensation chain at the joint is reduced, the abrasion degree of the joint of the compensation chain is reduced, and the stability of the joint of the compensation chain of the elevator is improved.
When the flange 4 rotates, the corresponding hollow cylinder 8 is driven to rotate, the steel balls 9 in the hollow cylinder 8 roll along one surface of the corresponding flange 4, so that the hollow cylinder 8 and the steel balls 9 can vertically support the corresponding flange 4 downwards, the flange 4 can be supported downwards against the chain 7, deformation of the flange 4 caused by downwards impacting the chain 7 is reduced, and the stability of the joint is further improved.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (6)
1. The utility model provides an elevator chain connecting piece that stability is strong, includes connecting block (1), its characterized in that: the utility model discloses a connecting block, including connecting block (1), support bearing (2), pivot (3), flange (4) are all provided with in the inside and all perpendicular of corresponding support bearing (2) are all extended to the one end of pivot (3), two U-shaped bolt (5) are all inserted to the one side that corresponds connecting block (1) is kept away from to flange (4), two the one side of flange (4) all still is provided with supporting mechanism, two the another side that corresponds flange (4) is all extended to U-shaped bolt (5) and first fastening nut (6) are all installed, two be equipped with chain (7) between the outside of U-shaped bolt (5).
2. The strong stability elevator chain connector of claim 1, wherein: the supporting mechanism comprises hollow cylinders (8) which are distributed on one face of the flange plate (4) in a circumferential array mode, the two hollow cylinders (8) are internally provided with round table-shaped cavities with openings facing corresponding connecting blocks (1), the two hollow cylinders (8) are internally provided with steel balls (9), and the upper surfaces of the two steel balls (9) are extended out of the corresponding hollow cylinders (8) and are attached to the lower surfaces of the corresponding connecting blocks (1).
3. The strong stability elevator chain connector of claim 1, wherein: one end of each rotating shaft (3) is provided with a limiting groove (10), and the inner sides of the limiting grooves (10) are provided with threads and are provided with second fastening nuts (11).
4. The strong stability elevator chain connector of claim 1, wherein: two flanges (4) are close to one side of the corresponding connecting block (1) and are integrally provided with two bulges (12), and the bulges (12) are of annular structures and are sleeved outside the corresponding U-shaped bolts (5).
5. The strong stability elevator chain connector of claim 1, wherein: the two flange plates (4) are distributed with a plurality of wing plates (13) along the circumferential array on the surface close to the corresponding connecting block (1), and one side of each wing plate (13) is radially attached to the outer side of the corresponding rotating shaft (3).
6. The robust elevator chain connector as defined in claim 5, wherein: and hoops (14) are arranged between the upper edges of the adjacent wing plates (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321847799.9U CN220618038U (en) | 2023-07-14 | 2023-07-14 | Elevator chain connecting piece that stability is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321847799.9U CN220618038U (en) | 2023-07-14 | 2023-07-14 | Elevator chain connecting piece that stability is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220618038U true CN220618038U (en) | 2024-03-19 |
Family
ID=90211422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321847799.9U Active CN220618038U (en) | 2023-07-14 | 2023-07-14 | Elevator chain connecting piece that stability is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220618038U (en) |
-
2023
- 2023-07-14 CN CN202321847799.9U patent/CN220618038U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240910 Address after: No. 12-1 Wenchanggong Street, Langzhong City, Nanchong City, Sichuan Province, 637400 Patentee after: Li Bin Country or region after: China Address before: No. 12-1, Wenchanggong Street, Langzhong, Nanchong, 610000, Sichuan Patentee before: Li Shunxian Country or region before: China |
|
| TR01 | Transfer of patent right |