CN217376911U - Counterweight safety gear linkage device - Google Patents
Counterweight safety gear linkage device Download PDFInfo
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- CN217376911U CN217376911U CN202220260283.3U CN202220260283U CN217376911U CN 217376911 U CN217376911 U CN 217376911U CN 202220260283 U CN202220260283 U CN 202220260283U CN 217376911 U CN217376911 U CN 217376911U
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Abstract
The utility model discloses a counterweight safety gear linkage device, which comprises a front lower beam plate and a rear lower beam plate (1), wherein both ends of the lower beam plates (1) are respectively provided with a straight beam (2) extending upwards, the straight beam (2) is positioned between the two lower beam plates (1), a U-shaped fixed plate (3) is arranged below the straight beam (2), both sides of the fixed plate (3) are respectively fixed with the two lower beam plates (1), a lifting plate (4) is arranged between the fixed plate (3) and the straight beam (2), and the lifting plate (4) is connected with the lower beam plates (1) through a rotating shaft (5); a connecting rod is arranged between the two lifting plates (4), one of the lifting plates (4) is provided with a tensioning mechanism, and one side of the other lifting plate (4) is provided with a rope end handle plate (6) connected with the corresponding rotating shaft (5). The utility model has the advantages of can reduce elevator installation cost, equipment convenience and fault rate are lower to be fit for using on the bbservation elevator.
Description
Technical Field
The utility model belongs to the elevator especially relates to a to heavy safety tongs aggregate unit to heavy safety tongs field.
Background
The counterweight safety gear (safety gear for short) is a safety gear for braking a counterweight mechanism of an elevator, and under the control of a speed governor, when the speed of the elevator exceeds the limiting speed of the speed governor or a suspension rope is broken or loosened, the safety gear is clamped on a guide rail under the action of a linkage device to prevent the counterweight mechanism from falling. The existing linkage device is arranged below the counterweight housing, and the corresponding safety tongs are also arranged below the counterweight housing, so that a large amount of well space is occupied, the safety tongs can be used only by matching with a well of a deep pit, and the installation cost of the elevator is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a to heavy safety tongs aggregate unit. The utility model has the advantages of can reduce elevator installation cost, equipment convenience and fault rate are lower to be fit for using on the bbservation elevator.
The technical scheme of the utility model: a counterweight safety gear linkage device comprises a front lower beam plate and a rear lower beam plate, wherein two ends of each lower beam plate are respectively provided with a straight beam extending upwards, each straight beam is positioned between the two lower beam plates, a U-shaped fixed plate is arranged below each straight beam, two sides of each fixed plate are respectively fixed with the two lower beam plates, a lifting plate is arranged between each fixed plate and the corresponding straight beam, a lifting piece connected in a rotating mode is arranged on each lifting plate, and each lifting plate is connected with the corresponding lower beam plate through a rotating shaft; a connecting rod is arranged between the two lifting plates, one of the lifting plates is provided with a tensioning mechanism, and one side of the other lifting plate is provided with a rope end handle plate connected with the corresponding rotating shaft.
In the counterweight safety gear linkage device, the lifting plate is provided with a first angle, a second angle and a third angle, the first angle is located on the outer side of the straight beam, the second angle and the third angle are located on the inner side of the straight beam, the second angle is located above the rotating shaft, the third angle is located below the rotating shaft, and the lifting piece is hinged to the third angle.
In the counterweight safety gear linkage device, the rotating shaft is in a regular quadrangular prism shape, shaft sleeves with inner and outer circles are arranged at two ends of the rotating shaft, the rotating shaft is respectively connected with the corresponding lower beam plates through the shaft sleeves at the two ends, and the rotating shaft penetrates through one end of the rope end handle plate.
In the counterweight safety gear linkage device, the tensioning mechanism comprises a bracket positioned on the inner side of one of the lifting plates, and the bracket is connected with a third angle on one of the lifting plates through a tension spring.
In the counterweight safety gear linkage device, the connecting rod comprises a turnbuckle, two ends of the turnbuckle are respectively provided with a screw, the outer side end of one screw is hinged with the second angle on one lifting plate, and the outer side end of the other screw is hinged with the third angle on the other lifting plate.
In the counterweight safety gear linkage device, the lower end of the straight beam is provided with a groove through which the corresponding lifting plate passes.
Compared with the prior art, the utility model discloses a straight roof beam in both sides can act as the curb girder of current counterweight housing, and two underbeam slab shells act as the underbeam of current counterweight housing, so, will the utility model discloses install the back on the elevator, the utility model discloses rather than in counterweight housing's below, can not occupy the well space, need not cooperate the well of dark pit and could use, reduced the installation cost of elevator. The connecting rod comprises the screw rod of turn buckle and both sides, and length is adjustable, makes the utility model discloses it is more convenient when the equipment. The outer side end of the lifting plate has downward pressure through the tensioning mechanism, so that the lifting plate cannot be moved upwards due to vibration in the running process of the elevator, misoperation of safety tongs is avoided, and the failure rate is low. Furthermore, will the utility model discloses install behind the elevator, the appearance is also more regular, and the wholeness is better, uses on the very suitable well side wall is glass's sightseeing elevator. Therefore, the utility model has the advantages of can reduce elevator installation cost, equipment convenience and fault rate are lower to be fit for using on the bbservation elevator.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a perspective view of the present invention.
The labels in the figures are: 1-lower beam plate, 2-straight beam, 3-fixed plate, 4-lifting plate, 5-rotating shaft, 6-rope end handle plate, 7-first angle, 8-second angle, 9-third angle, 10-shaft sleeve, 11-bracket, 12-tension spring, 13-turnbuckle, 14-screw, 15-groove, 16-lifting piece and 17-safety tongs.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A counterweight safety gear linkage device is shown in figures 1 to 3 and comprises a front lower beam plate 1 and a rear lower beam plate 1, wherein two ends of each lower beam plate 1 are respectively provided with a straight beam 2 extending upwards, the cross section of each straight beam 2 is U-shaped, the opening of each straight beam 2 is inward, each straight beam 2 is positioned between the two lower beam plates 1, two sides of each straight beam 2 are respectively fixed with the two lower beam plates 1, a U-shaped fixing plate 3 is arranged below each straight beam 2, two sides of each fixing plate 3 are respectively fixed with the two lower beam plates 1, a lifting plate 4 is arranged between each fixing plate 3 and the corresponding straight beam 2, a lifting piece 16 in rotating connection is arranged on each lifting plate 4, and each lifting plate 4 is connected with the corresponding lower beam plate 1 through a rotating shaft 5; a connecting rod is arranged between the two lifting plates 4, a tensioning mechanism is arranged on one of the lifting plates 4, a rope end handle plate 6 connected with the corresponding rotating shaft 5 is arranged on one side of the other lifting plate 4, and the rope end handle plate 6 is positioned on the outer side of the lower beam plate 1.
The shape of the lifting plate 4 is close to a triangle, a first angle 7, a second angle 8 and a third angle 9 are arranged on the lifting plate 4, the first angle 7 is located on the outer side of the straight beam 2, the second angle 8 and the third angle 9 are located on the inner side of the straight beam 2, the second angle 8 is located above the rotating shaft 5, the third angle 9 is located below the rotating shaft 5, and the lifting piece 16 is hinged to the third angle 9.
The utility model discloses a rope end handle plate, including pivot 5, the axle sleeve 10 of interior square excircle is all equipped with at the both ends of pivot 5, and corresponding underbeam board 1 is connected respectively through the axle sleeve 10 at both ends to pivot 5, and pivot 5 passes from the one end of fag end handle plate 6.
The tensioning mechanism comprises a bracket 11 positioned on the inner side of one of the lifting plates 4, and the bracket 11 is connected with the third angle 9 on one of the lifting plates 4 through a tension spring 12.
The connecting rod comprises a turn buckle 13, screw rods 14 are arranged at two ends of the turn buckle 13, the outer side end of one screw rod 14 is hinged to the second angle 8 on one of the lifting plates 4, and the outer side end of the other screw rod 14 is hinged to the third angle 9 on the other lifting plate 4.
The lower end of the straight beam 2 is provided with a groove 15 which is penetrated by the corresponding pulling plate 4.
The utility model discloses an use: straight roof beam 2 constitutes the curb girder of counterweight housing, and two underbeam boards 1 constitute the underbeam of counterweight housing, increase the upper beam of connecting two straight roof beams 2 in the top of underbeam board 1, constituted counterweight housing promptly, consequently, can think the utility model discloses a link gear hides among counterweight housing. The safety gear 17 is fixed on the fixing plate 3, the contact pull point of the safety gear 17 is connected to the lifting piece 16, and one end of a steel wire rope on the speed limiter is connected to the rope end handle plate 6.
When the speed of the elevator exceeds the limiting speed of the speed limiter, or the suspension rope is broken or loosened, the speed limiter works, as shown in fig. 3, the rope head handle plate 6 is pulled by the steel wire rope on the speed limiter to drive the rotating shaft 5 on the right side to rotate, the rotating shaft 5 on the right side drives the lifting plate 4 on the right side to rotate, the lifting plate 4 on the right side upwards lifts the rope head handle plate 6 on the right side, and the safety tongs 17 on the right side are tightened on the guide rail on the right side. When the right lifting plate 4 rotates, the left lifting plate 4 is driven to rotate through the pull rod, the left lifting plate 4 lifts the left rope end handle plate 6, the left safety gear 17 is tightly clamped on the left guide rail, and the braking of the counterweight mechanism is realized.
The utility model has the advantages of can reduce elevator installation cost, equipment convenience and fault rate are lower to be fit for using on the bbservation elevator.
Claims (6)
1. The utility model provides a to heavy safety tongs aggregate unit which characterized in that: the lifting and pulling device comprises a front lower beam plate and a rear lower beam plate (1), wherein two ends of each lower beam plate (1) are respectively provided with a straight beam (2) extending upwards, each straight beam (2) is positioned between the two lower beam plates (1), a U-shaped fixing plate (3) is arranged below each straight beam (2), two sides of each fixing plate (3) are respectively fixed with the two lower beam plates (1), a lifting and pulling plate (4) is arranged between each fixing plate (3) and each straight beam (2), a lifting and pulling piece (16) in rotary connection is arranged on each lifting and pulling plate (4), and each lifting and pulling plate (4) is connected with the corresponding lower beam plate (1) through a rotating shaft (5); a connecting rod is arranged between the two lifting plates (4), one of the lifting plates (4) is provided with a tensioning mechanism, and one side of the other lifting plate (4) is provided with a rope end handle plate (6) connected with the corresponding rotating shaft (5).
2. The counterweight safety gear linkage of claim 1, characterized in that: carry and be equipped with first angle (7), second angle (8) and third angle (9) on arm-tie (4), first angle (7) are located the outside of straight roof beam (2), and second angle (8) and third angle (9) all are located the inboard of straight roof beam (2), and second angle (8) are located the top of pivot (5), and third angle (9) are located the below of pivot (5), carry pulling-on piece (16) and third angle (9) articulated.
3. The counterweight safety gear linkage assembly of claim 2, wherein: the utility model discloses a cable tie plate, including pivot (5), pivot (5) are the regular quadrangular prism shape, and the both ends of pivot (5) all are equipped with axle sleeve (10) of interior square excircle, and corresponding underbeam board (1) is connected respectively through axle sleeve (10) at both ends in pivot (5), and pivot (5) are passed from the one end of fag end handle board (6).
4. The counterweight safety gear linkage of claim 1, characterized in that: the tensioning mechanism comprises a support (11) positioned on the inner side of one of the lifting plates (4), and the support (11) is connected with a third angle (9) on one of the lifting plates (4) through a tension spring (12).
5. The counterweight safety gear linkage assembly of claim 4, wherein: the connecting rod comprises a turn buckle (13), screw rods (14) are arranged at two ends of the turn buckle (13), the outer side end of one screw rod (14) is hinged to a second angle (8) on one of the lifting plates (4), and the outer side end of the other screw rod (14) is hinged to a third angle (9) on the other lifting plate (4).
6. The counterweight safety gear linkage of claim 2, characterized in that: the lower end of the straight beam (2) is provided with a groove (15) which is penetrated by the corresponding pulling plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220260283.3U CN217376911U (en) | 2022-01-27 | 2022-01-27 | Counterweight safety gear linkage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220260283.3U CN217376911U (en) | 2022-01-27 | 2022-01-27 | Counterweight safety gear linkage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217376911U true CN217376911U (en) | 2022-09-06 |
Family
ID=83098371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220260283.3U Active CN217376911U (en) | 2022-01-27 | 2022-01-27 | Counterweight safety gear linkage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217376911U (en) |
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2022
- 2022-01-27 CN CN202220260283.3U patent/CN217376911U/en active Active
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