CN214087263U - Chain segment and driving chain for driving step chain with rollers arranged at intervals - Google Patents
Chain segment and driving chain for driving step chain with rollers arranged at intervals Download PDFInfo
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- CN214087263U CN214087263U CN202022206108.XU CN202022206108U CN214087263U CN 214087263 U CN214087263 U CN 214087263U CN 202022206108 U CN202022206108 U CN 202022206108U CN 214087263 U CN214087263 U CN 214087263U
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Abstract
The utility model discloses a chain segment and a driving chain for driving a step chain with rollers arranged at intervals, wherein the chain segment comprises a first connecting section, a second connecting section and a plurality of guide rails; the guide rail is provided with opening up's recess, when guide rail quantity is one, the guide rail sets up on first linkage segment or second linkage segment, when guide rail quantity is more than two, the guide rail set up respectively on first linkage segment and second linkage segment. The drive chain composed of chain segments can be applied to the escalator, the power source drives the drive wheel, the drive wheel drives the step chain, the step chain can stably rotate, and the drive chain can drive the step chain to rotate.
Description
Technical Field
The utility model relates to an staircase technical field especially relates to a chain segment and drive have step chain's of gyro wheel of interval arrangement drive chain.
Background
The existing chain drives other chains to rotate, and the other chains are indirectly driven through the cooperation of the wheel sets, so that the transmission mode has limitation, power cannot be transmitted through the wheel sets in environments with insufficient space, or the requirements on the dimensional accuracy and the like of the wheel sets are high, the power is transmitted to the other chains through the wheel sets, and the requirements on the position of a power source are met;
chinese patent (CN206842821U) a safety step chain of escalator, comprising a plurality of link units connected with each other in a circulating manner, each link unit comprising an inner chain sheet, an outer chain sheet configured in pairs, a steel wheel shaft for connecting the inner chain sheet with the outer chain sheet in an articulated manner, and a steel wheel rotatably disposed on the steel wheel shaft, characterized in that: the chain also comprises a plurality of additional chain link units which are mutually connected in a circulating way and the number of which is equal to that of the chain link units, wherein each additional chain link unit comprises an additional inner chain sheet and a pair of additional outer chain sheets, the additional inner chain sheet is connected with the steel wheel shaft at the position corresponding to the side, facing outwards, of the inner chain sheet, the pair of additional outer chain sheets are also connected with the steel wheel shaft at the position corresponding to the side, facing outwards, of the outer chain sheet, the additional inner chain sheets are coaxial with the inner chain sheets, the pair of additional outer chain sheets are coaxial with the outer chain sheets, and the chain cannot directly drive other chains.
Disclosure of Invention
The above is not enough to prior art, the utility model aims to solve the technical problem that a chain segment and drive have the drive chain of the step chain of the gyro wheel of interval arrangement is provided, the drive chain can use on the staircase, and the drive wheel need not to set up the staircase tip, can set up the tensioning at the staircase tip, through overspeed device tensioner tensioning chain, two drive wheel tensioning drive chains directly drive the chain through the drive chain, realize the gyration of chain.
The utility model provides a technical scheme that its technical problem adopted is:
a segment, comprising:
a first connection section;
a second connecting section hinged to the first connecting section;
the guide rails are provided with grooves with upward openings, when the number of the guide rails is one, the guide rails are arranged on the first connecting section or the second connecting section, and when the number of the guide rails is more than two, the guide rails are respectively arranged on the first connecting section and the second connecting section.
Preferably, the groove is arcuate.
Preferably, the connecting device further comprises a plurality of rotating wheels, and the rotating wheels are rotatably connected with the first connecting section or the second connecting section.
Preferably, the first connecting section is connected with the second connecting section through a pin.
Preferably, the first connecting section comprises a first connecting plate and two inner chain plates which are arranged in parallel at intervals, and two sides of the first connecting plate are respectively connected with the two inner chain plates;
the second connecting section comprises a second connecting plate and two outer chain plates which are arranged in parallel at intervals, and two sides of the second connecting plate are respectively connected with the two outer chain plates;
the parts of the two inner chain plates are positioned between the two outer chain plates, and the pin shaft penetrates through the two inner chain plates and the two outer chain plates.
Preferably, both ends of the inner chain plate are provided with first connecting lugs, the plane of the first connecting lugs is lower than the plane of the first connecting plate, and the first connecting lugs are provided with through holes for the pin shaft to pass through;
both ends of the outer chain plate are provided with second connecting lugs; the plane of the second connecting lug is lower than the plane of the second connecting plate, and the second connecting lug is provided with a through hole for the pin shaft to pass through;
wherein, the rotating wheel is positioned between two first connecting lugs at the same end of the two inner chain plates.
Preferably, the plane of the lower end of the rotating wheel is lower than the plane of the lower ends of the first connecting lug and the second connecting lug.
Preferably, the guide rail is fixed to the first connecting plate or the second connecting plate.
Preferably, the first connecting section comprises a first connecting plate and two outer chain plates which are arranged in parallel at intervals, and two sides of the first connecting plate are respectively connected with the two outer chain plates;
the second connecting section comprises a second connecting plate and two inner chain plates which are arranged in parallel at intervals, and two sides of the second connecting section are respectively connected with the two inner chain plates;
the parts of the two inner chain plates are positioned between the two outer chain plates, and the pin shaft penetrates through the two inner chain plates and the two outer chain plates;
wherein the rotating wheel is positioned between the two outer chain plates.
Preferably, the lower end of the rotating wheel is located on a plane lower than the plane of the lower end of the outer link plate.
The utility model provides a drive chain of step chain that drive has gyro wheel of interval arrangement, the drive chain is formed by a plurality of chain segments end to end, the drive chain is the annular, recess in the guide rail is arranged in holding the gyro wheel in the step chain, the drive chain drives through the removal of guide rail and holds the gyro wheel removal in the recess when driving the step chain to drive the motion of whole step chain.
The utility model discloses following beneficial effect has:
1. the drive chain can be applied to the escalator, the power source drives the drive wheel, the drive wheel drives the step chain, the step chain can stably rotate, and the drive chain can drive the step chain to rotate.
2. When the driving chain rotates, the driving chain and the step chain have a section of overlapping part, so that the driving chain can stably transmit power to the step chain.
3. When the drive chain is applied to the escalator, the drive wheel of the escalator does not need to be arranged at the end part of the escalator, the tension device can be arranged at the end part of the escalator to tension the step chain, the drive wheel is arranged in the middle part of the escalator, the power source can be placed in a vacant position in the middle of the escalator to drive the drive wheel, and the space occupied by the power source originally is saved.
Drawings
Fig. 1 is a schematic structural view of a drive chain applied to an escalator in embodiment 3 of the present invention.
Fig. 2 is a schematic structural diagram of the middle chain segment of the present invention.
Fig. 3 is a side view of fig. 1.
In the figure, A, a stepchain; B. a drive chain; C. a drive wheel; D. a friction wheel; E. a power source; 100. a chain segment; 110. a first connection section; 111. a first connecting plate; 112. an inner link plate; 112a, a first connecting lug; 120. a second connection section; 121. a second connecting plate; 122. an outer link plate; 122a, a second engaging lug; 130. a guide rail; 131. a groove; 140. a rotating wheel; 150. a pin shaft; 160. and a roller.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
The existing chain drives other chains to rotate through the cooperation of the wheel sets, the other chains are indirectly driven through the cooperation of the wheel sets, the transmission mode has limitations, in the environment with insufficient space, the power cannot be transmitted through the wheel sets, or the requirements on the size precision of the wheel sets and the like are high, the power is transmitted to other chains through the wheel sets, the requirements also exist on the position of a power source E, for example, a driving system of an escalator, the power source E is arranged at the end part of the escalator, the driving wheel C arranged at the end part of the escalator can start the action of tensioning chain while transmitting the power, because the power source E directly transmits the power to the driving wheel C, the power source E must be arranged near the driving wheel C, if the end part of the escalator has insufficient space for installing the power source E, the structure of a building is often required to be changed, to facilitate the installation of the power source E, which results in a large installation cost.
Example 1
Referring to fig. 2, the present invention discloses a chain segment 100 and a driving chain B for driving a step chain a having rollers arranged at intervals, wherein the driving chain B can directly drive the chain to rotate without indirectly driving other chains through a wheel set; the utility model discloses a drive chain B can use on the staircase, and drive wheel C need not to set up the staircase tip, accessible overspeed device tensioner tensioning chain, and two drive wheel C tensioning drive chain B directly drive the chain through drive chain B, realize the gyration of chain.
A chain segment 100 comprising a first connecting segment 110 and a second connecting segment 120:
the second connection segment 120 is hinged with the first connection segment 110;
the plurality of guide rails 130 are provided with grooves 131 with upward openings, when the number of the guide rails 130 is one, the guide rails 130 are arranged on the first connecting section 110 or the second connecting section 120, and when the number of the guide rails 130 is more than two, the guide rails 130 are respectively arranged on the first connecting section 110 and the second connecting section 120.
The guide rails 130 are disposed on the first connecting section 110 or the second connecting section 120, in this embodiment, the number of the guide rails 130 is two, and the two guide rails 130 are respectively fixed on the first connecting section 110 and the second connecting section 120, the guide rails 130 are used for driving other chains to rotate, the structural shape of the guide rails 130 needs to be matched with the structural shape of the rollers 160 in the other guide rails 130, the grooves 131 in the guide rails 130 can accommodate the rollers 160 in the other chains, and the size of the grooves 131 is slightly larger than that of the rollers 160.
The groove 131 is arc-shaped, and the radian of the groove 131 is slightly larger than that of the rollers 160 in the other chain wheels.
The chain segment 100 further comprises a plurality of rotating wheels 140, and the rotating wheels 140 are rotatably connected with the first connecting segment 110 or the second connecting segment 120.
In this embodiment, a plurality of chain segments 100 are used to connect into a driving chain B, the driving chain B still needs a power source E for driving, the power source E drives the driving wheel C to rotate so as to drive the driving chain B to rotate, referring to fig. 1, gear teeth are arranged in the driving wheel C, the shape of a gap between the gear teeth is just adapted to the shape of the rotating wheel 140, and the rotating wheel 140 is set to be rotatable, so that the driving wheel C can drive more smoothly.
The first connecting section 110 and the second connecting section 120 are connected by a pin 150, specifically, the pin 150 passes through the first connecting section 110 and the second connecting section 120, and the first connecting section 110 and the second connecting section 120 can rotate to a certain degree.
The first connecting section 110 comprises a first connecting plate 111 and two inner chain plates 112 arranged in parallel at intervals, wherein two sides of the first connecting plate 111 are respectively connected with the two inner chain plates 112;
in this embodiment, both sides of the first connecting plate 111 are connected to the upper ends of the two inner link plates 112.
The second connecting section 120 comprises a second connecting plate 121 and two outer chain plates 122 arranged in parallel at intervals, and two sides of the second connecting plate 121 are respectively connected with the two outer chain plates 122;
the two inner link plates 112 are partially disposed between the two outer link plates 122, and the pin 150 passes through the two inner link plates 112 and the two outer link plates 122.
Both ends of the inner link plate 112 are provided with first connecting lugs 112a, a plane of the first connecting lugs 112a is lower than a plane of the first connecting plate 111, and the first connecting lugs 112a are provided with through holes for the pin shafts 150 to pass through;
both ends of the outer chain plate 122 are provided with second connecting lugs 122 a; the plane of the second connecting lug 122a is lower than the plane of the second connecting plate 121, and the second connecting lug 122a is provided with a through hole for the pin 150 to pass through;
wherein the rotating wheel 140 is located between the two first coupling lugs 112a of the same end of the two inner link plates 112.
In this embodiment, the number of the rotating wheels 140 in each segment 100 is two, and two rotating wheels 140 are respectively disposed at two ends of the first connecting segment 110.
The pin 150 passes through the through hole of the first coupling lug 112a and the second coupling lug 122a, and also passes through the rotating wheel 140.
In this embodiment, the structural shapes of the inner link plate 112 and the outer link plate 122 can be completely consistent, thereby facilitating mass production of the chain segment 100.
The lower end of the rotating wheel 140 is located on a plane lower than the plane of the lower ends of the first and second engaging lugs 112a and 122 a.
The guide rail 130 is fixed to the first connection plate 111 or the second connection plate 121.
In this embodiment, the number of the guide rails 130 is two, and the two guide rails 130 are respectively disposed on the first connecting plate 111 and the second connecting plate 121.
Example 2
The difference from example 1 is:
the first connecting section 110 comprises a first connecting plate 111 and two outer chain plates 122 arranged in parallel at intervals, wherein two sides of the first connecting plate 111 are respectively connected with the two outer chain plates 122;
the second connecting section 120 comprises a second connecting plate 121 and two inner chain plates 112 arranged in parallel at intervals, and two sides of the second connecting section 120 are respectively connected with the two inner chain plates 112;
the two inner link plates 112 are partially positioned between the two outer link plates 122, and the pin shaft 150 penetrates through the two inner link plates 112 and the two outer link plates 122;
wherein the turning wheel 140 is located between the two outer link plates 122.
In this embodiment, the rotating wheel 140 is connected to the outer link plate 122 by a pin 150, and the rotating wheel 140 cannot be disposed at the hinge joint of the first connecting section 110 and the second connecting section 120.
The plane of the lower end of the rotating wheel 140 is lower than the plane of the lower end of the outer link plate 122.
Example 3
Referring to fig. 1 to 3, a driving chain B for driving a step chain a having rollers arranged at intervals, the driving chain B being formed by connecting a plurality of chain segments 100 end to end, the driving chain B being in a ring shape, a groove 131 in a guide rail 130 being configured to accommodate a roller 160 in the step chain a, and the driving chain B driving the step chain a, via movement of the guide rail 130, drives the roller 160 accommodated in the groove 131 to move, so as to drive movement of the entire step chain a.
In this embodiment, the driving chain B may be applied to an escalator, the power source E drives the driving wheel C, the driving wheel C drives the step chain a, so that the step chain a can stably rotate, and the driving chain B can drive the step chain a to rotate.
Specifically, when the driving chain B rotates, the driving chain B and the step chain A have a longer section of overlapping part, so that the driving chain B can stably transmit power to the step chain A; the friction wheel D is driven by the driving wheel and is used for driving the handrail belt in the escalator to rotate.
When the driving chain B is applied to the escalator, the driving wheel C of the escalator does not need to be arranged at the end part of the escalator, the tensioning device can be arranged at the end part of the escalator to tension the step chain A, the driving wheel C is arranged in the middle of the escalator, and the power source E can be placed at a vacant position in the middle of the escalator to drive the driving wheel C, which is specifically shown in the attached figure 1.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (11)
1. A segment, comprising:
a first connection section;
a second connecting section hinged to the first connecting section;
the guide rails are provided with grooves with upward openings, when the number of the guide rails is one, the guide rails are arranged on the first connecting section or the second connecting section, and when the number of the guide rails is more than two, the guide rails are respectively arranged on the first connecting section and the second connecting section.
2. A segment according to claim 1, wherein:
the groove is arc-shaped.
3. A segment according to claim 1, wherein:
the connecting device also comprises a plurality of rotating wheels, and the rotating wheels are rotatably connected with the first connecting section or the second connecting section.
4. A segment according to claim 3, wherein:
the first connecting section is connected with the second connecting section through a pin shaft.
5. A segment according to claim 4, wherein:
the first connecting section comprises a first connecting plate and two inner chain plates which are arranged in parallel at intervals, and two sides of the first connecting plate are respectively connected with the two inner chain plates;
the second connecting section comprises a second connecting plate and two outer chain plates which are arranged in parallel at intervals, and two sides of the second connecting plate are respectively connected with the two outer chain plates;
the parts of the two inner chain plates are positioned between the two outer chain plates, and the pin shaft penetrates through the two inner chain plates and the two outer chain plates.
6. A segment according to claim 5, wherein:
the two ends of the inner chain plate are respectively provided with a first connecting lug, the plane of each first connecting lug is lower than the plane of each first connecting plate, and each first connecting lug is provided with a through hole for the pin shaft to pass through;
both ends of the outer chain plate are provided with second connecting lugs; the plane of the second connecting lug is lower than the plane of the second connecting plate, and the second connecting lug is provided with a through hole for the pin shaft to pass through;
wherein, the rotating wheel is positioned between two first connecting lugs at the same end of the two inner chain plates.
7. A segment according to claim 6, wherein:
the plane of the lower end of the rotating wheel is lower than the plane of the lower ends of the first connecting lug and the second connecting lug.
8. A segment according to claim 5, wherein:
the guide rail is fixed on the first connecting plate or the second connecting plate.
9. A segment according to claim 4, wherein:
the first connecting section comprises a first connecting plate and two outer chain plates which are arranged in parallel at intervals, and two sides of the first connecting plate are respectively connected with the two outer chain plates;
the second connecting section comprises a second connecting plate and two inner chain plates which are arranged in parallel at intervals, and two sides of the second connecting section are respectively connected with the two inner chain plates;
the parts of the two inner chain plates are positioned between the two outer chain plates, and the pin shaft penetrates through the two inner chain plates and the two outer chain plates;
wherein the rotating wheel is positioned between the two outer chain plates.
10. A segment according to claim 9, wherein:
the plane of the lower end of the rotating wheel is lower than the plane of the lower end of the outer chain plate.
11. The drive chain for driving the step chain with the rollers arranged at intervals is characterized in that the chain segments are as defined in any one of claims 1 to 9, the drive chain is formed by connecting a plurality of chain segments end to end, the drive chain is annular, the grooves in the guide rails are used for accommodating the rollers in the step chain, and when the drive chain drives the step chain, the rollers accommodated in the grooves are driven to move through the movement of the guide rails so as to drive the whole step chain to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022206108.XU CN214087263U (en) | 2020-09-30 | 2020-09-30 | Chain segment and driving chain for driving step chain with rollers arranged at intervals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022206108.XU CN214087263U (en) | 2020-09-30 | 2020-09-30 | Chain segment and driving chain for driving step chain with rollers arranged at intervals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214087263U true CN214087263U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022206108.XU Active CN214087263U (en) | 2020-09-30 | 2020-09-30 | Chain segment and driving chain for driving step chain with rollers arranged at intervals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214087263U (en) |
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2020
- 2020-09-30 CN CN202022206108.XU patent/CN214087263U/en active Active
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