CN220078271U - Elevator sedan-chair frame upper beam device and elevator - Google Patents
Elevator sedan-chair frame upper beam device and elevator Download PDFInfo
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- CN220078271U CN220078271U CN202320333663.XU CN202320333663U CN220078271U CN 220078271 U CN220078271 U CN 220078271U CN 202320333663 U CN202320333663 U CN 202320333663U CN 220078271 U CN220078271 U CN 220078271U
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Abstract
The utility model relates to the field of upper beams of elevator car frames, in particular to an upper beam device of an elevator car frame and an elevator, comprising an upper beam mechanism and a safety tongs mechanism arranged on the upper beam mechanism, wherein the upper beam mechanism comprises an upper beam body and a connecting assembly, the upper beam body comprises a first upper beam body and a second upper beam body which are oppositely arranged, and the connecting assembly is arranged between the first upper beam body and the second upper beam body and is fixedly connected with the first upper beam body and the second upper beam body respectively; the safety tongs mechanisms are respectively arranged at two ends of the upper beam body; the safety tongs mechanism comprises a tongs mounting plate and safety tongs fixedly mounted on the tongs mounting plate, and the tongs mounting plate is arranged between the first upper beam body and the second upper beam body and is fixedly connected with the first upper beam body and the second upper beam body respectively. The utility model has the advantages of material saving, space saving, high universal rate and low cost.
Description
Technical Field
The utility model relates to the field of elevator car frame upper beams, in particular to an elevator car frame upper beam device and an elevator.
Background
The existing elevator car frame has the following problems:
1. the upper beam only bears load and has single function.
2. The upper beam strip is formed by bending an integral large plate, so that the upper beam strip is more in material consumption and high in cost.
3. The safety gear of the elevator is usually arranged under the car bottom or on the lower beam, and the design mode of arranging the safety gear under the car bottom can put higher requirements on the space under the car bottom, especially in the case of obliquely arranging the car bottom wheels, the superposition interference of the safety gear and the car bottom wheels is easy to cause, thus being unfavorable for the design of the elevator, and even needing to enlarge the pit depth to meet the design mode. If the safety tongs cannot be automatically reset, maintenance personnel may need to climb to a half space to reset, which is very dangerous.
4. In order to adapt to elevators with machine rooms and without machine rooms, an upper beam assembly is often required to be designed to meet the requirements of the two elevators, different parts are required to be produced, the universality rate is low, and the production cost is high.
5. The existing safety tongs have the advantages that the torsion springs penetrate through the linkage rods, and different torsion values are adjusted by clamping hole positions corresponding to the torsion adjusting plates through the knobs. The torque force is the loosening force of the safety tongs. When the device is produced, assembled or installed and adjusted on site, at least two people are needed to finish the operation, and the adjustment force mode is difficult to operate and consumes labor.
6. The existing locking ladder assembly is arranged on the upper beam in a front-back left-right mode, and the positions of the left counterweight and the right counterweight are opposite, so that the upper beam is not universal, the universal rate is low, and the production cost is high.
Disclosure of Invention
The utility model aims to solve the technical problems of providing the elevator car frame girder loading device which is material-saving, space-saving, high in general rate and low in cost.
The utility model also aims to solve the technical problem of providing the elevator provided with the elevator car frame upper beam device.
In order to solve the technical problems, the utility model provides an elevator car frame upper beam device, which comprises an upper beam mechanism and a safety tongs mechanism arranged on the upper beam mechanism, wherein the upper beam mechanism comprises an upper beam body and a connecting assembly, the upper beam body comprises a first upper beam body and a second upper beam body which are oppositely arranged, and the connecting assembly is arranged between the first upper beam body and the second upper beam body and is fixedly connected with the first upper beam body and the second upper beam body respectively;
the safety tongs mechanisms are respectively arranged at two ends of the upper beam body; the safety tongs mechanism comprises a tongs mounting plate and safety tongs fixedly mounted on the tongs mounting plate, and the tongs mounting plate is arranged between the first upper beam body and the second upper beam body and is fixedly connected with the first upper beam body and the second upper beam body respectively.
As the improvement of above-mentioned scheme, safety tongs mechanism still includes the gusset plate, the gusset plate is located between first upper beam body and the second upper beam body and respectively with first upper beam body and second upper beam body fixed connection, safety tongs, pincers mounting panel and gusset plate fixed connection.
As an improvement of the scheme, the device also comprises an adjusting mechanism, wherein the adjusting mechanism comprises a linkage rod and adjusting components respectively arranged at two ends of the linkage rod;
the adjusting assembly comprises a linkage supporting plate, an elastic piece and a loose joint group, wherein the linkage supporting plate is fixedly arranged on the outer side wall of the first upper beam body, and the linkage rod is arranged on the linkage supporting plate in a penetrating manner and is connected with the safety tongs; the movable joint group is arranged on the linkage supporting plate, two ends of the elastic piece are respectively connected with the linkage rod and the movable joint group, and the elastic piece is lengthened or shortened by driving the movable joint group.
As an improvement of the scheme, the loose joint group comprises a loose joint piece and an adjusting piece, the elastic piece is connected with the loose joint piece, the loose joint piece is arranged on the linkage supporting plate in a penetrating mode and is in threaded connection with the adjusting piece, and the loose joint piece is driven by rotating the adjusting piece so that the elastic piece is lengthened or shortened.
As the improvement of above-mentioned scheme, adjusting part still includes the regulating disk, the regulating disk cover is located outside the gangbar and is fixed relatively with the gangbar circumference, the regulating disk is equipped with the regulation hole, the regulating disk passes through the regulation hole and is connected with the elastic component.
As an improvement of the scheme, the first upper beam body, the linkage supporting plate and the reinforcing plate are fixedly connected through the fastening component;
the connecting component is fixedly connected with the first upper beam body and the second upper beam body through fastening components respectively;
the clamp mounting plate is fixedly connected with the first upper beam body and the second upper beam body respectively through fastening components.
As an improvement of the scheme, the elevator locking mechanism is symmetrically arranged at two ends of the first upper beam body;
the ladder locking mechanism comprises a ladder locking rod, a reset pressure spring, a switch and a guide plate, wherein the switch and the guide plate are fixedly arranged on the outer side wall of the first upper beam body, one end of the ladder locking rod is arranged on the guide plate in a penetrating mode, the reset pressure spring is sleeved outside the ladder locking rod, two ends of the reset pressure spring are respectively abutted to the guide plate and the ladder locking rod, and the other end of the ladder locking rod is abutted to the switch.
As the improvement of above-mentioned scheme, the lateral wall of lock ladder pole still is equipped with the hand lever, first upper beam body is equipped with the bayonet socket, the hand lever can block and locate on the bayonet socket to fixed lock ladder pole.
As an improvement of the scheme, the switch is fixedly arranged on the outer side wall of the first upper beam body through a switch mounting plate.
Correspondingly, the utility model also provides an elevator, and the elevator is provided with the elevator car frame upper beam device.
The implementation of the utility model has the following beneficial effects:
the upper beam device of the elevator car frame adopts a split structure, is composed of the first upper beam body and the second upper beam body, and is connected through the connecting component, so that compared with the existing large-block plate bending molding, the upper beam device of the elevator car frame is material-saving and convenient to manufacture. When the elevator is used for an elevator with a machine room, the connecting assembly can adopt a car top wheel; when used in a machine-room-less elevator, the connecting assembly may be a transfer plate, which is shown in the drawings. Therefore, the elevator car frame girder loading device can be adopted to effectively improve the general rate of parts and components, thereby reducing the cost.
In addition, the elevator safety tongs are arranged on the upper beam instead of the lower beam or the lower beam below the car bottom in the prior art, so that the requirement on the pit depth is reduced. The safety tongs are arranged between the first upper beam body and the second upper beam body, so that the space is fully utilized, the height of the top layer of the car frame is not increased, the structure of the upper beam body is further reinforced, and the strength of the upper beam is increased; the maintenance personnel can conveniently and safely manually finish the resetting operation of the safety tongs on the car roof, and the risk that the maintenance personnel may need to climb to the half-sky to reset the safety tongs is avoided.
Drawings
Fig. 1 is a front view of an elevator car roof beam assembly of the present utility model;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a perspective view of FIG. 1;
FIG. 5 is an enlarged view of a portion of the safety gear mechanism of FIG. 4;
FIG. 6 is an enlarged view of the adjustment mechanism and the locking mechanism portion of FIG. 4;
fig. 7 is an enlarged view at a of fig. 6.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent. It is only stated that the terms of orientation such as up, down, left, right, front, back, inner, outer, etc. used in this document or the imminent present utility model, are used only with reference to the drawings of the present utility model, and are not meant to be limiting in any way.
Referring to fig. 1-7, the utility model discloses an elevator car frame upper beam device, which comprises an upper beam mechanism and a safety tongs mechanism arranged on the upper beam mechanism, wherein the upper beam mechanism comprises an upper beam body and a connecting assembly 3, the upper beam body comprises a first upper beam body 1 and a second upper beam body 2 which are oppositely arranged, and the connecting assembly 3 is arranged between the first upper beam body 1 and the second upper beam body 1 and is fixedly connected with the first upper beam body 1 and the second upper beam body 2 respectively.
The safety tongs mechanisms are respectively arranged at two ends of the upper beam body; the safety tongs mechanism comprises a tongs mounting plate 4 and a safety tongs 5 fixedly mounted on the tongs mounting plate 4, wherein the tongs mounting plate 4 is arranged between the first upper beam body 1 and the second upper beam body 2 and is fixedly connected with the first upper beam body 1 and the second upper beam body 2 respectively.
The upper beam device of the elevator car frame adopts a split structure, is composed of the first upper beam body and the second upper beam body, and is connected through the connecting component, so that compared with the existing large-block plate bending molding, the upper beam device of the elevator car frame is material-saving and convenient to manufacture. When the elevator is used for an elevator with a machine room, the connecting assembly can adopt a car top wheel; when used in a machine room less elevator, the connection assembly may employ a transfer plate. Therefore, the elevator car frame girder loading device can be adopted to effectively improve the general rate of parts and components, thereby reducing the cost.
In addition, the elevator safety tongs are arranged on the upper beam instead of the lower beam or the lower beam below the car bottom in the prior art, so that the requirement on the pit depth is reduced. The safety tongs are arranged between the first upper beam body and the second upper beam body, so that the space is fully utilized, the height of the top layer of the car frame is not increased, the structure of the upper beam body is further reinforced, and the strength of the upper beam is increased; the maintenance personnel can conveniently and safely manually finish the resetting operation of the safety tongs on the car roof, and the risk that the maintenance personnel may need to climb to the half-sky to reset the safety tongs is avoided.
Further, as shown in fig. 4 and 6, the safety tongs mechanism further includes a reinforcing plate 6, the reinforcing plate 6 is disposed between the first upper beam 1 and the second upper beam 2 and is fixedly connected with the first upper beam 1 and the second upper beam 2 respectively, and the safety tongs 5, the tongs mounting plate 4 and the reinforcing plate 6 are fixedly connected. The setting of gusset plate except further strengthens the installation of safety tongs on the upper beam body, still strengthens the connection structure of first upper beam body and second upper beam body, has increased the intensity of upper beam. Safety tongs, pincers mounting panel and gusset plate three fixed connection, except can consolidate the safety tongs, still further strengthened the intensity of upper beam for the overall structure of upper beam is more firm, reliable. Preferably, the safety tongs, the tong mounting plate and the reinforcing plate are fixedly connected by a fastening assembly. The fastening assembly preferably comprises a bolt and a nut.
In addition, as shown in fig. 1-6, the utility model further comprises an adjusting mechanism, wherein the adjusting mechanism comprises a linkage rod 7 and adjusting assemblies respectively arranged at two ends of the linkage rod 7. The adjusting mechanism is used for adjusting the elastic force of the safety gear 5. And two ends of the linkage rod 7 are respectively connected with the two safety tongs 5 to realize linkage adjustment of the elasticity of the safety tongs.
The adjusting assembly comprises a linkage supporting plate 8, an elastic piece 9 and a loose joint group, wherein the linkage supporting plate 8 is fixedly arranged on the outer side wall of the first upper beam body 1, and the linkage rod 7 is arranged on the linkage supporting plate 8 in a penetrating manner and is connected with the safety tongs 5; the loose joint group is arranged on the linkage supporting plate 8, two ends of the elastic piece 9 are respectively connected with the linkage rod 7 and the loose joint group, and the elastic piece 9 is lengthened or shortened by driving the loose joint group. The elastic member 9 is preferably a spring. The user drives the loose joint group and can stretch or relax the elastic piece, namely stretch or shorten the elastic piece, so that the aim of adjusting the elastic force of the safety tongs in a linkage way is fulfilled. The number of the linkage support plates 8 is two, the two linkage support plates are respectively arranged at two ends of the first upper beam body 1, and two ends of the linkage rod 7 are respectively arranged on the two linkage support plates 8 in a penetrating mode.
Specifically, as shown in fig. 6-7, the loose joint set includes a loose joint member 10 and an adjusting member 11, the elastic member 9 is connected with the loose joint member 10, the loose joint member 10 is disposed on the linkage support plate 8 in a penetrating manner and is in threaded connection with the adjusting member 11, and the adjusting member 11 is rotated to drive the loose joint member 10, so that the elastic member 9 is stretched or shortened. The loose-joint element 10 is preferably a loose-joint bolt, and the adjusting element 11 is preferably a wing nut. One end of the elastic member is hooked on the loose-joint member, and the loose-joint member 10 is screwed with the adjusting member 11 through a loose-joint hole (not shown) in the linkage support plate 8. The user can raise or lower the movable joint by rotating the adjusting member with one hand, so that the elastic member is extended or shortened. Compared with the existing method requiring two persons to finish the adjustment operation, the utility model has the advantages that only one person can finish the adjustment operation, and the adjustment is simple and convenient.
Preferably, the linkage support plate 8 is provided with a scale (not shown in the figure), and the scale is used for indicating the tensile force corresponding to the tensile length of the elastic element, so that the production or installation workers can conveniently and quickly adjust the force of the return spring.
Preferably, as shown in fig. 6-7, the adjusting assembly further comprises an adjusting disc 12, the adjusting disc 12 is sleeved outside the linkage rod 7 and is fixed relative to the circumference of the linkage rod 7, the adjusting disc 12 is provided with an adjusting hole 12a, and the adjusting disc 12 is connected with the elastic piece 9 through the adjusting hole 12 a. The adjusting disk 12 is provided with a plurality of adjusting holes 12a along the circumferential direction thereof, and the other end of the elastic member 9 is hooked at one of the adjusting holes 12a, so that the other end of the elastic member is connected with the side wall of the linkage rod. The arrangement of the plurality of adjustment holes 12a facilitates installation.
Preferably, the first upper beam body 1, the linkage support plate 8 and the reinforcing plate 6 are fixedly connected through a fastening assembly; the connecting component 3 is fixedly connected with the first upper beam body 1 and the second upper beam body 2 respectively through fastening components; the clamp mounting plate 4 is fixedly connected with the first upper beam body 1 and the second upper beam body 2 respectively through fastening components. The fastening assembly preferably comprises a bolt and a nut.
Still further, as shown in fig. 1 and 4-6, the utility model further comprises ladder locking mechanisms symmetrically arranged at two ends of the first upper beam body 1. The elevator locking mechanism is symmetrically arranged on the same side of the upper beam, so that the elevator car frame upper beam device can be used regardless of the left counterweight or the right counterweight, and the universality rate is high.
The ladder locking mechanism comprises a ladder locking rod 13, a reset pressure spring 14, a switch 15 and a guide plate 16, wherein the switch 15 and the guide plate 16 are fixedly installed on the outer side wall of the first upper beam body 1, one end of the ladder locking rod 13 is arranged on the guide plate 16 in a penetrating mode, the reset pressure spring 14 is sleeved outside the ladder locking rod 13, and two ends of the reset pressure spring are respectively abutted to the guide plate 16 and the ladder locking rod 13 so as to drive the other end of the ladder locking rod 13 to be abutted to the switch 15. The switch 15 is preferably a UKT switch. One end of the locking ladder rod 13 is also arranged on the linkage supporting plate 8 in a penetrating way. The locking ladder rod is abutted against the switch under the action of the reset pressure spring, the switch is started, and the elevator normally operates. When the elevator needs to be locked, only the locking ladder rod is pushed to extend out of two ends of the upper beam, the locking ladder rod is separated from the switch, and the elevator stops running.
Preferably, the side wall of the locking bar 13 is further provided with a hand bar 17, the first upper beam 1 is provided with a bayonet 1a, and the hand bar 17 can be clamped on the bayonet 1a to fix the locking bar 13. The cooperation of the hand lever and the bayonet can prevent that the hand lever landing from so that misunderstanding lock the ladder pole operation when the elevator operates to guarantee the normal operating of elevator or realize locking the ladder. The number of the bayonets 1a is two, and the bayonets are arranged along the axial direction of the first upper beam body 1. When the locking ladder rod is in a locking ladder or unlocking state, the locking ladder rod can be fixed through the clamping openings of the hand rods at different positions of the first upper beam body. ,
preferably, as shown in fig. 5-6, the switch 15 is fixedly mounted to the outer side wall of the first upper beam body 1 by a switch mounting plate 18. The switch mounting plate 18 is fixedly mounted on the first upper beam body 1 by means of a fastening assembly.
Correspondingly, the utility model discloses an elevator, which is provided with the elevator car frame girder loading device. The specific structure of the upper beam device of the elevator car frame is as described above and will not be described in detail herein.
In summary, the utility model provides the elevator car frame girder loading device and the elevator, which are material-saving, space-saving, high in general rate and low in cost.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.
Claims (10)
1. The upper beam device of the elevator car frame is characterized by comprising an upper beam mechanism and a safety tongs mechanism arranged on the upper beam mechanism, wherein the upper beam mechanism comprises an upper beam body and a connecting assembly, the upper beam body comprises a first upper beam body and a second upper beam body which are oppositely arranged, and the connecting assembly is arranged between the first upper beam body and the second upper beam body and is fixedly connected with the first upper beam body and the second upper beam body respectively;
the safety tongs mechanisms are respectively arranged at two ends of the upper beam body; the safety tongs mechanism comprises a tongs mounting plate and safety tongs fixedly mounted on the tongs mounting plate, and the tongs mounting plate is arranged between the first upper beam body and the second upper beam body and is fixedly connected with the first upper beam body and the second upper beam body respectively.
2. The elevator car frame upper beam device of claim 1, wherein the safety gear mechanism further comprises a reinforcing plate disposed between and fixedly connected to the first upper beam body and the second upper beam body, respectively, and the safety gear, the clamp mounting plate, and the reinforcing plate are fixedly connected.
3. The elevator car frame upper beam device of claim 2, further comprising an adjusting mechanism, wherein the adjusting mechanism comprises a linkage rod and adjusting components respectively arranged at two ends of the linkage rod;
the adjusting assembly comprises a linkage supporting plate, an elastic piece and a loose joint group, wherein the linkage supporting plate is fixedly arranged on the outer side wall of the first upper beam body, and the linkage rod is arranged on the linkage supporting plate in a penetrating manner and is connected with the safety tongs; the movable joint group is arranged on the linkage supporting plate, two ends of the elastic piece are respectively connected with the linkage rod and the movable joint group, and the elastic piece is lengthened or shortened by driving the movable joint group.
4. The elevator car frame upper beam device according to claim 3, wherein the loose joint group comprises a loose joint part and an adjusting part, the elastic part is connected with the loose joint part, the loose joint part is arranged on the linkage supporting plate in a penetrating mode and is in threaded connection with the adjusting part, and the adjusting part is rotated to drive the loose joint part so as to enable the elastic part to be lengthened or shortened.
5. The elevator car frame upper beam device of claim 3, wherein the adjusting assembly further comprises an adjusting disk, the adjusting disk is sleeved outside the linkage rod and is fixed relative to the circumference of the linkage rod, the adjusting disk is provided with an adjusting hole, and the adjusting disk is connected with the elastic piece through the adjusting hole.
6. The elevator car frame upper beam device of claim 3, wherein the first upper beam body, the linkage support plate and the reinforcing plate are fixedly connected by a fastening assembly;
the connecting component is fixedly connected with the first upper beam body and the second upper beam body through fastening components respectively;
the clamp mounting plate is fixedly connected with the first upper beam body and the second upper beam body respectively through fastening components.
7. The elevator car frame upper beam device according to claim 1, further comprising ladder locking mechanisms symmetrically arranged at both ends of the first upper beam body;
the ladder locking mechanism comprises a ladder locking rod, a reset pressure spring, a switch and a guide plate, wherein the switch and the guide plate are fixedly arranged on the outer side wall of the first upper beam body, one end of the ladder locking rod is arranged on the guide plate in a penetrating mode, the reset pressure spring is sleeved outside the ladder locking rod, two ends of the reset pressure spring are respectively abutted to the guide plate and the ladder locking rod, and the other end of the ladder locking rod is abutted to the switch.
8. The elevator car frame upper beam device of claim 7, wherein the side wall of the locking bar is further provided with a hand bar, the first upper beam body is provided with a bayonet, and the hand bar can be clamped on the bayonet to fix the locking bar.
9. The elevator car frame upper beam apparatus of claim 7, wherein the switch is fixedly mounted to the first upper beam outer sidewall by a switch mounting plate.
10. Elevator, characterized in that the elevator is provided with an elevator car frame upper beam arrangement according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333663.XU CN220078271U (en) | 2023-02-24 | 2023-02-24 | Elevator sedan-chair frame upper beam device and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333663.XU CN220078271U (en) | 2023-02-24 | 2023-02-24 | Elevator sedan-chair frame upper beam device and elevator |
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| Publication Number | Publication Date |
|---|---|
| CN220078271U true CN220078271U (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320333663.XU Active CN220078271U (en) | 2023-02-24 | 2023-02-24 | Elevator sedan-chair frame upper beam device and elevator |
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| Country | Link |
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| CN (1) | CN220078271U (en) |
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- 2023-02-24 CN CN202320333663.XU patent/CN220078271U/en active Active
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