CN111153305A - Upper beam structure with underneath type household ladder diversion sheave and safe overhaul - Google Patents
Upper beam structure with underneath type household ladder diversion sheave and safe overhaul Download PDFInfo
- Publication number
- CN111153305A CN111153305A CN202010099350.3A CN202010099350A CN111153305A CN 111153305 A CN111153305 A CN 111153305A CN 202010099350 A CN202010099350 A CN 202010099350A CN 111153305 A CN111153305 A CN 111153305A
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- 238000012423 maintenance Methods 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0065—Roping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a safe overhaul upper beam structure with a downward household elevator diversion sheave, which comprises a safe overhaul assembly; the safety maintenance assembly comprises a bolt seat, a bolt and a bolt positioning plate; the bolt seat is fixed at one end of the front side of the upper beam; the bolt is provided with a bolt main body and a bolt stopper; the bolt main body penetrates through the bolt seat; the bolt seat is provided with a locking clamping groove and a non-locking clamping groove and is distributed from outside to inside along the arrangement direction of the upper beam; the bolt positioning plate is fixed on the back of the guide rail at the same end with the bolt seat and is provided with a positioning hole which penetrates through the bolt seat from left to right; when the bolt blocking piece is blocked in the non-locking clamping groove, the outer end of the bolt main body is not contacted with the bolt positioning plate; and rotating the bolt until the bolt stopper is separated from the non-locking slot, moving the bolt outwards until the bolt stopper is aligned with the locking slot, inserting the outer end of the bolt main body into the bolt positioning plate, rotating the bolt again until the bolt stopper is clamped into the locking slot, and fixing the whole upper beam structure. The invention has the advantages of scientific and reasonable structure, high safety and the like.
Description
Technical Field
The invention belongs to the field of elevators, relates to an upper beam structure, and particularly relates to an upper beam structure with a downward-arranged household elevator diversion sheave and safe overhaul.
Background
The load and the speed of the household elevator are small, certain limitation is bound to exist on the size of the width and the depth of the car, and the following problems exist in the design of the upper beam of the common household elevator under the condition that the depth of the car is limited by the heavy rear structure of the household elevator: (1) aiming at a counter-weight rear-mounted household elevator, the depth of a car cannot be smaller, and due to the fact that wheels are arranged on the upper end face of a bearing beam, when the depth of the car is limited, interference is generated between a diversion sheave and an upper beam. (2) The design of domestic ladder safety tongs is on the underbeam, can make the pit height of domestic ladder have the limitation like this, needs certain height just can satisfy original structure. (3) The civil engineering size is limited in design and problems are caused because the counterweight frame cannot be laterally arranged.
In addition, because home use elevator load is less with speed, does not have the maintenance safety guarantee structure that suits, matches with it in the current maintenance structure, consequently, need for one kind urgently can satisfy home use elevator and overhaul safety, and rather than the small-size performance assorted safety maintenance structure such as specification load, when guaranteeing safety maintenance, reduction equipment, operation and cost of maintenance etc..
Disclosure of Invention
The invention provides an upper beam structure with a downward-arranged diversion sheave of a household elevator and safe overhaul, which overcomes the defects of the prior art.
In order to achieve the purpose, the invention provides a top beam structure with a downward-arranged diversion sheave of a household ladder and safe overhaul, which comprises a top beam, a bearing beam, a safety gear linkage device and a sheave assembly, wherein the bearing beam is fixed below the top beam and is vertical to the top beam, and the sheave assembly is arranged in the bearing beam, and is characterized in that: the device also comprises a safety maintenance assembly; the safety maintenance assembly comprises a bolt seat, a bolt and a bolt positioning plate; the bolt seat is fixed at one end of the front side of the upper beam; the bolt is provided with a bolt main body and a bolt blocking piece, and the bolt blocking piece is vertical to the bolt main body; the bolt main body penetrates through the bolt seat, has the same arrangement direction as the upper beam, can reciprocate in the bolt seat along the arrangement direction of the bolt main body and can rotate; the bolt seat is provided with a locking clamping groove and a non-locking clamping groove and is distributed from outside to inside along the arrangement direction of the upper beam; the locking clamping groove and the non-locking clamping groove are matched with the bolt stopper, and the bolt stopper can be clamped into the bolt stopper; the bolt positioning plate is fixed on the back of the guide rail at the same end with the bolt seat and is provided with a positioning hole which penetrates through the bolt seat from left to right, and the positioning hole corresponds to and is matched with the position of the bolt main body; when the bolt blocking piece is blocked in the non-locking clamping groove, the outer end of the bolt main body is not contacted with the bolt positioning plate; and rotating the bolt until the bolt stopper is separated from the non-locking slot, moving the bolt outwards until the bolt stopper is aligned with the locking slot, inserting the outer end of the bolt main body into the bolt positioning plate, rotating the bolt again until the bolt stopper is clamped into the locking slot, and fixing the whole upper beam structure.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: the pin base comprises two fixing plates and a slot plate; the rear ends of the fixing plates are fixed on the front side of the upper beam, and the two fixing plates are arranged oppositely; the fixing plates are provided with movable holes which penetrate through the left and right and are matched with the bolt main bodies, the bolt main bodies penetrate through the movable holes of the two fixing plates, and the two ends of the bolt main bodies extend out of the bolt seats and can reciprocate and rotate left and right; the bolt stopper is positioned between the two fixed plates; the clamping groove plate is fixed at the front ends of the two fixing plates, the locking clamping groove and the non-locking clamping groove are arranged on the clamping groove plate, and the front and the back of the clamping groove plate penetrate through the clamping groove plate, and the opening of the clamping groove plate faces upwards.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: the fixing plates are bending pieces provided with a rear fixing plate surface and side fixing plate surfaces which are continuously connected, the rear fixing plate surface is fixed on the front side of the upper beam, and the side fixing plate surfaces of the two fixing plates are parallel to each other; the draw-in groove board is for having the left draw-in groove face that meets in succession, the piece of buckling of preceding draw-in groove face and right draw-in groove face, and left draw-in groove face and right draw-in groove face overlap fixedly with the fixed face in side of two fixed plates respectively, and locking draw-in groove and non-locking draw-in groove set up on the draw-in groove face in the front.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: the safety maintenance assembly also comprises a limit switch which is a circuit switch for the operation of the elevator; the limit switch is fixedly arranged on the front side of the upper beam, is positioned on the inner side of the bolt seat and corresponds to the inner end of the bolt main body; when the bolt blocking piece is clamped in the non-locking clamping groove, the inner end of the bolt main body is contacted with the limit switch, the limit switch is connected with a loop of normal operation of the elevator, and when the bolt blocking piece is clamped in the locking clamping groove, the inner end of the bolt main body is not contacted with the limit switch, and an elevator operation circuit is disconnected.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: the rope pulley assembly comprises two groups of rope pulley bodies and a wheel shaft; the wheel shaft is fixed in the bearing beam along the direction vertical to the bearing beam and is positioned at the lower side of the middle of the bearing beam; the rope wheel body is arranged on a corresponding wheel shaft and can rotate on the wheel shaft.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: wherein, rope sheave assembly still includes two dust covers, respectively with two rope sheave bodies one-to-one, the dust cover setting is in corresponding rope sheave body below.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: the bearing beam comprises a bearing top plate and two bearing side plates; the bearing top plate is fixed with the upper beam; the two bearing side plates are respectively fixed at the left side and the right side below the bearing top plate; the bearing side plate is a bending piece with a side upper plate surface, a side plate surface and a side lower plate surface which are continuously connected, and the opening of the bearing side plate faces to the outside; the side upper plate surface is fixed with the bearing top plate; the two ends of the wheel shaft are respectively fixed on the side plate surfaces of the two bearing side plates.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: wherein, the dust cover is a bending piece with a left upper cover surface, a left cover surface, a lower cover surface, a right cover surface and a right upper cover surface which are connected in series, and the opening is upward; the left upper cover surface and the right upper cover surface are respectively fixed below the lateral lower plate surfaces of the two bearing side plates.
Further, the invention provides a household ladder diversion sheave underneath type upper beam structure which is safe to overhaul, and the upper beam structure can also have the following characteristics: wherein, the safety gear aggregate unit is arranged in the upper beam.
The invention has the beneficial effects that:
the household elevator is small in volume and weight, so that the safety maintenance assembly matched with the household elevator is designed, the safety maintenance assembly is scientific in structure, and only one end of the upper beam is provided with one group of safety maintenance assemblies, so that the safety of the maintenance process can be guaranteed.
The concrete structure of spandrel girder and with the fixed of upper beam, the concrete structure of rope sheave subassembly and the installation distribution in the spandrel girder, these concrete structures distribute scientific and reasonable with setting up, can effectively solve the car degree of depth design undersize that civil engineering depth limitation brought, the rope sheave that produces and the problem of upper beam interference.
The upper beam is simple in structural design, low in cost and capable of being popularized more in household elevator structures.
Drawings
FIG. 1 is a front view of the upper beam structure (with the safety service assembly unlocked);
FIG. 2 is a left side view of the upper beam structure;
FIG. 3 is a top view of the upper beam structure (with the safety service assembly unlocked);
figure 4 is a front view of the upper beam 1 part assembly with the safety service assembly locked.
Figure 5 is a top view of the upper beam 1 part assembly with the safety service assembly locked.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1-3, the invention provides a top beam structure with a downward-arranged household elevator diversion sheave and safe overhaul, which comprises a top beam 1, a bearing beam 2, a safety gear linkage device 3 and a sheave assembly. Wherein, spandrel girder 2 is fixed in the below of entablature 1, sets up with entablature 1 is perpendicular, and rope sheave bearing assembly sets up in spandrel girder 2.
The upper beam structure further comprises a safety maintenance assembly.
As shown in fig. 1-5, the safety service assembly includes a latch base 51, a latch 52, and a latch positioning plate 53.
The latch seat 51 is fixed at one end of the front side of the upper beam 1, and in the embodiment, the latch seat 51 is fixed at the left end of the front side of the upper beam 1.
The latch 52 has a latch body 521 and a latch stop 522. The latch stop 522 is perpendicular to the latch body 521. The latch body 521 is inserted into the latch base 51, and is capable of reciprocating in the latch base 51 in the installation direction thereof, and rotating, in the same direction as the installation direction of the upper beam 1.
The latch holder 51 has a locking notch 511 and a non-locking notch 512, and is arranged from the outside to the inside in the installation direction of the upper beam 1. I.e. the locking slot 511 is closer to the end of the upper beam 1 than the non-locking slot 512. Both the locking slot 511 and the non-locking slot 512 mate with latch stops 522, into which the latch stops 522 may snap.
The latch positioning plate 53 is fixed to the back of the guide rail 6 at the same end as the latch base 51. The pin positioning plate 53 has a left and right through positioning hole corresponding to and matching with the pin body 521.
When the latch stop 522 is captured in the non-locking slot 512, the outer end of the latch body 521 is not in contact with the latch positioning plate 53.
When the latch 52 is rotated to disengage the latch stopper 522 from the non-latching slot 512 and the latch 52 is moved outward to align the latch stopper 522 with the latching slot 511, the outer end of the latch body 521 is inserted into the latch positioning plate 53, and the latch 52 is rotated again to engage the latch stopper 522 into the latching slot 511, thereby fixing the upper beam structure as a whole.
Wherein the latch base 51 includes two fixing plates 513 and a slot plate 514.
The rear end of the fixing plate 513 is fixed to the front side of the upper beam 1, and the two fixing plates 513 are disposed to face each other. The fixing plates 513 are provided with movable holes 515 penetrating left and right, and are matched with the bolt main bodies 521, the bolt main bodies 521 penetrate through the movable holes 515 of the two fixing plates 513, and two ends of the bolt main bodies extend out of the bolt seats 51 and can reciprocate left and right and rotate. The latch stop 522 is located between the two mounting plates 513.
The slot plates 514 are fixed to the front ends of the two fixing plates 513, and the locking slots 511 and the non-locking slots 512 are disposed on the slot plates 514 to penetrate front and back and have upward openings.
Specifically, the fixing plate 513 is a bent member having a rear fixing plate face 5131 and a side fixing plate face 5132 which are continuously connected. The rear fixing plate 5131 is fixed to the front side of the upper beam 1, and the side fixing plate 5132 of the two fixing plates 513 are parallel to each other.
The slot plate 514 is a bent piece with a backward opening and having a left slot plate 5141, a front slot plate 5142, and a right slot plate 5145 connected in series. The left card slot plate 5141 and the right card slot plate 5145 are respectively overlapped and fixed with the side fixing plate 5132 of the two fixing plates 513, and the locking card slot 511 and the non-locking card slot 512 are arranged on the front card slot plate 5142.
The safety maintenance assembly also includes a limit switch 54, which is a circuit switch for elevator operation.
The limit switch 54 is fixedly arranged at the front side of the upper beam 1, is positioned at the inner side of the bolt seat 51 and corresponds to the inner end of the bolt main body 521.
When the latch stopper 522 is clamped in the non-locking slot 512, the inner end of the latch main body 521 is in contact with the limit switch 54, and the limit switch 54 is connected with a loop of normal operation of the elevator; when the latch stopper 522 is clamped in the locking slot 511, the inner end of the latch main body 521 is not contacted with the limit switch 54, the elevator running circuit is disconnected, and the elevator running circuit is opened on an overhaul loop, so that the safety overhaul component can ensure the stability of the overhaul state from two aspects of a physical structure and a circuit, and the overhaul safety is ensured.
The sheave assembly includes two sets of sheave bodies 41 and an axle 42. The wheel axle 42 is fixed in the bearing beam 2 in a direction perpendicular to the bearing beam 2 at a position on the middle lower side of the bearing beam 2. The sheave bodies 41 are mounted on respective axles 42 to be rotatable on the axles 42.
The sheave assembly further includes two dust covers 43 in one-to-one correspondence with the two sheave bodies 41, respectively, the dust covers 43 being disposed below the respective sheave bodies 41.
Specifically, the bearing beam 2 includes a bearing top plate 21 and two bearing side plates 22. The bearing top plate 21 is fixed with the upper beam 1. The two bearing side plates 22 are respectively fixed at the left and right sides below the bearing top plate 21. The load-bearing side plate 22 is a bent member having a side upper plate surface 221, a side plate surface 222, and a side lower plate surface 223 that are continuously connected, and has an opening facing outward. The side upper plate surface 221 is fixed to the load bearing top plate 21. The two ends of the axle 42 are fixed to the side panels 222 of the two load-bearing side panels 22.
The dust cover 43 is a bent piece having a left upper cover 431, a left cover 432, a lower cover 433, a right cover 434, and a right upper cover 435, which are continuously connected, and the opening is upward. The left upper cover 431 and the right upper cover 435 are fixed under the side lower plates 223 of the two load-bearing side plates 22, respectively.
The concrete structure of above-mentioned spandrel girder and with fixed, the concrete structure of rope sheave subassembly and the installation distribution in the spandrel girder of upper beam, these concrete structures distribute scientific and reasonable with setting up, can effectively solve the car degree of depth design undersize that civil engineering degree of depth limitation brought, the rope sheave that produces and the problem of upper beam interference.
In the embodiment, the safety gear linkage device 3 can be preferably arranged in the upper beam 1, so that the problem that a pit of a household ladder is too small all the time is solved, the pit can be directly made into a step type without digging, and the civil engineering cost is greatly reduced.
Claims (9)
1. The utility model provides a domestic ladder diversion sheave underneath type and overhaul safe upper beam structure, includes upper beam, spandrel girder, safety tongs aggregate unit and rope sheave subassembly, and the spandrel girder is fixed in the below of upper beam, sets up perpendicularly with the upper beam, and the rope sheave subassembly sets up its characterized in that in the spandrel girder:
the device also comprises a safety maintenance assembly;
the safety maintenance assembly comprises a bolt seat, a bolt and a bolt positioning plate;
the bolt seat is fixed at one end of the front side of the upper beam;
the bolt is provided with a bolt main body and a bolt blocking piece, and the bolt blocking piece is vertical to the bolt main body;
the bolt main body penetrates through the bolt seat, has the same arrangement direction as the upper beam, can reciprocate in the bolt seat along the arrangement direction of the bolt main body and can rotate;
the bolt seat is provided with a locking clamping groove and a non-locking clamping groove and is distributed from outside to inside along the arrangement direction of the upper beam;
the locking clamping groove and the non-locking clamping groove are matched with the bolt stopper, and the bolt stopper can be clamped into the bolt stopper;
the bolt positioning plate is fixed on the back of the guide rail at the same end with the bolt seat and is provided with a positioning hole which penetrates through the bolt seat from left to right, and the positioning hole corresponds to and is matched with the position of the bolt main body;
when the bolt blocking piece is blocked in the non-locking clamping groove, the outer end of the bolt main body is not contacted with the bolt positioning plate;
and rotating the bolt until the bolt stopper is separated from the non-locking slot, moving the bolt outwards until the bolt stopper is aligned with the locking slot, inserting the outer end of the bolt main body into the bolt positioning plate, rotating the bolt again until the bolt stopper is clamped into the locking slot, and fixing the whole upper beam structure.
2. The overhead beam structure of claim 1, which is used for the household elevator and has a downward-arranged diversion sheave and is safe to overhaul, and is characterized in that:
the pin seat comprises two fixing plates and a slot plate;
the rear ends of the fixing plates are fixed on the front side of the upper beam, and the two fixing plates are arranged oppositely;
the fixing plates are provided with movable holes which penetrate through the fixing plates from left to right and are matched with the bolt main bodies, the bolt main bodies penetrate through the movable holes of the two fixing plates, and the two ends of the bolt main bodies extend out of the bolt seats and can reciprocate and rotate from left to right;
the bolt blocking piece is positioned between the two fixing plates;
the clamping groove plate is fixed at the front ends of the two fixing plates, the locking clamping groove and the non-locking clamping groove are arranged on the clamping groove plate, and the front and the back of the clamping groove plate penetrate through the clamping groove plate, and the opening of the clamping groove plate faces upwards.
3. The overhead beam structure of claim 2, which is used for the household elevator and has a downward-arranged diversion sheave and is safe to overhaul, is characterized in that:
the fixing plates are bending pieces provided with a rear fixing plate surface and a side fixing plate surface which are continuously connected, the rear fixing plate surface is fixed on the front side of the upper beam, and the side fixing plate surfaces of the two fixing plates are parallel to each other;
the draw-in groove board is for having the piece of buckling of the left draw-in groove face, preceding draw-in groove face and the right draw-in groove face that meet in succession, and left draw-in groove face and right draw-in groove face overlap fixedly with the fixed face in side of two fixed plates respectively, locking draw-in groove and non-locking draw-in groove set up on the draw-in groove face in the front.
4. The overhead beam structure of claim 1, which is used for the household elevator and has a downward-arranged diversion sheave and is safe to overhaul, and is characterized in that:
the safety maintenance assembly also comprises a limit switch which is a circuit switch for the operation of the elevator;
the limit switch is fixedly arranged on the front side of the upper beam, is positioned on the inner side of the bolt seat and corresponds to the inner end of the bolt main body;
when the bolt blocking piece is clamped in the non-locking clamping groove, the inner end of the bolt main body is contacted with the limit switch, the limit switch is connected with a loop of normal operation of the elevator, and when the bolt blocking piece is clamped in the locking clamping groove, the inner end of the bolt main body is not contacted with the limit switch, and an elevator operation circuit is disconnected.
5. The overhead beam structure of claim 1, which is used for the household elevator and has a downward-arranged diversion sheave and is safe to overhaul, and is characterized in that:
the rope pulley assembly comprises two groups of rope pulley bodies and a wheel shaft;
the wheel shaft is fixed in the bearing beam along the direction vertical to the bearing beam and is positioned at the lower side of the middle of the bearing beam;
the rope wheel body is arranged on a corresponding wheel shaft and can rotate on the wheel shaft.
6. The overhead beam structure of claim 5 with underneath type of rope pulleys for the household elevator and safe overhaul, which is characterized in that:
the rope sheave assembly further comprises two dust covers which are in one-to-one correspondence with the two rope sheave bodies respectively, and the dust covers are arranged below the corresponding rope sheave bodies.
7. The overhead beam structure of claim 6, which is used for the household elevator and has the downward-arranged diversion sheave and is safe to overhaul, is characterized in that:
the bearing beam comprises a bearing top plate and two bearing side plates;
the bearing top plate is fixed with the upper beam;
the two bearing side plates are respectively fixed at the left side and the right side below the bearing top plate;
the bearing side plate is a bending piece with a side upper plate surface, a side plate surface and a side lower plate surface which are continuously connected, and the opening of the bearing side plate faces to the outside;
the side upper plate surface is fixed with the bearing top plate;
and two ends of the wheel shaft are respectively fixed on the side plate surfaces of the two bearing side plates.
8. The overhead beam structure of claim 7 with underneath type of rope pulleys for the household elevator and safe overhaul, which is characterized in that:
the dust cover is a bending piece with a left upper cover surface, a left cover surface, a lower cover surface, a right cover surface and a right upper cover surface which are connected in series, and an opening of the bending piece is upward;
the left upper cover face and the right upper cover face are respectively fixed below the lateral lower plate faces of the two bearing side plates.
9. The overhead beam structure of claim 1, which is used for the household elevator and has a downward-arranged diversion sheave and is safe to overhaul, and is characterized in that:
wherein, the safety gear aggregate unit is arranged in the upper beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099350.3A CN111153305B (en) | 2020-02-18 | 2020-02-18 | Upper beam structure with underneath type household ladder diverting pulley and safety maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099350.3A CN111153305B (en) | 2020-02-18 | 2020-02-18 | Upper beam structure with underneath type household ladder diverting pulley and safety maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111153305A true CN111153305A (en) | 2020-05-15 |
| CN111153305B CN111153305B (en) | 2024-05-07 |
Family
ID=70565896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010099350.3A Active CN111153305B (en) | 2020-02-18 | 2020-02-18 | Upper beam structure with underneath type household ladder diverting pulley and safety maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111153305B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204150843U (en) * | 2014-10-23 | 2015-02-11 | 苏州新达电扶梯部件有限公司 | Hoistway maintenance locking cage device |
| CN204778122U (en) * | 2015-06-23 | 2015-11-18 | 山东莱茵艾佳电梯有限公司 | No computer lab elevator cab examines and repair device |
| CN205061215U (en) * | 2015-11-02 | 2016-03-02 | 康力电梯股份有限公司 | No computer lab elevator examines and repair device |
| CN205061240U (en) * | 2015-09-29 | 2016-03-02 | 山东宏运达电梯股份有限公司 | No computer lab elevator upper beam subassembly |
| CN105366466A (en) * | 2015-11-02 | 2016-03-02 | 康力电梯股份有限公司 | Overhauling device for lift without machine room |
| CN106044453A (en) * | 2016-08-12 | 2016-10-26 | 康力电梯股份有限公司 | Upper beam device with overhang safety tongs for household elevator |
| CN206088649U (en) * | 2016-08-12 | 2017-04-12 | 康力电梯股份有限公司 | Domestic safety tongs of lift overhead upper beam device |
| CN206126530U (en) * | 2016-08-12 | 2017-04-26 | 康力电梯股份有限公司 | No computer lab elevator examines and repair device |
| CN211895604U (en) * | 2020-02-18 | 2020-11-10 | 康力电梯股份有限公司 | Upper beam structure with underneath type household ladder diversion sheave and safe overhaul |
-
2020
- 2020-02-18 CN CN202010099350.3A patent/CN111153305B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204150843U (en) * | 2014-10-23 | 2015-02-11 | 苏州新达电扶梯部件有限公司 | Hoistway maintenance locking cage device |
| CN204778122U (en) * | 2015-06-23 | 2015-11-18 | 山东莱茵艾佳电梯有限公司 | No computer lab elevator cab examines and repair device |
| CN205061240U (en) * | 2015-09-29 | 2016-03-02 | 山东宏运达电梯股份有限公司 | No computer lab elevator upper beam subassembly |
| CN205061215U (en) * | 2015-11-02 | 2016-03-02 | 康力电梯股份有限公司 | No computer lab elevator examines and repair device |
| CN105366466A (en) * | 2015-11-02 | 2016-03-02 | 康力电梯股份有限公司 | Overhauling device for lift without machine room |
| CN106044453A (en) * | 2016-08-12 | 2016-10-26 | 康力电梯股份有限公司 | Upper beam device with overhang safety tongs for household elevator |
| CN206088649U (en) * | 2016-08-12 | 2017-04-12 | 康力电梯股份有限公司 | Domestic safety tongs of lift overhead upper beam device |
| CN206126530U (en) * | 2016-08-12 | 2017-04-26 | 康力电梯股份有限公司 | No computer lab elevator examines and repair device |
| CN211895604U (en) * | 2020-02-18 | 2020-11-10 | 康力电梯股份有限公司 | Upper beam structure with underneath type household ladder diversion sheave and safe overhaul |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111153305B (en) | 2024-05-07 |
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