CN210366482U - Villa elevator safety tongs - Google Patents
Villa elevator safety tongs Download PDFInfo
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- CN210366482U CN210366482U CN201921416738.0U CN201921416738U CN210366482U CN 210366482 U CN210366482 U CN 210366482U CN 201921416738 U CN201921416738 U CN 201921416738U CN 210366482 U CN210366482 U CN 210366482U
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Abstract
The application provides a villa safety elevator safety gear, includes the installation shell of hollow rectangle form, still includes clamp splice subassembly, spacing subassembly. The left wall and the right wall of the inner cavity of the mounting shell are respectively provided with a side sliding hole along the longitudinal direction; the clamping block assembly comprises a drawing rod assembly, a sliding wedge block and a transverse pressure spring; the two limiting assemblies are symmetrically arranged in the mounting shell in the left-right direction, and each limiting assembly comprises a positive and negative screw rod, a driven nut and a hinged clamping plate. The utility model discloses a villa elevator safety tongs, the clamp splice subassembly all can press from both sides the guide rail that is used for guiding elevator car to go under the last down state, realizes the braking when elevator car hypervelocity goes upward or hypervelocity goes downward; the inclination angle of the hinged clamping plate can be adjusted, and the action sensitivity of the clamping block assembly is adjusted.
Description
Technical Field
The application relates to the field of machinery, concretely relates to villa elevator safety tongs.
Background
The early elevator braking safety tongs generally only have a downward overspeed braking device and do not have an upward overspeed braking device, so that an elevator bumping accident happens occasionally. Through scientific research and customs of various elevator manufacturers, various safety tongs capable of braking in two directions are invented. Traditional two-way safety tongs are split type safety tongs, and this kind of split type safety tongs includes braking safety tongs and braking safety tongs down, and wherein, goes up braking safety tongs and installs in the top of elevator car, and lower braking safety tongs installs in the below of car, perhaps upper and lower safety tongs installs side by side in the below of car, no matter which mounting structure of adoption above-mentioned, all need install two safety tongs, and not only the volume is great, and the cost is higher moreover.
The prior art also has appeared the two-way safety gear of integrated an organic whole, but the sensitivity of this safety gear's braking element can't be adjusted, can not adapt to the complicated operating mode of villa elevator.
Disclosure of Invention
Villa elevator safety gear comprises a hollow rectangular mounting shell and further comprises
The clamping block assembly is driven by the elevator speed limiter to move longitudinally and perform clamping action;
the limiting component is used for limiting the clamping block component.
Further:
the left wall and the right wall of the inner cavity of the mounting shell are respectively provided with a side sliding hole along the longitudinal direction;
the clamp block assembly includes:
the drawing rod assembly comprises a drawing rod body longitudinally penetrating through the front half part of the installation shell, a rectangular frame body is formed on the part, located in the installation shell, of the drawing rod body, at least two transverse sliding rods are formed in the rectangular frame body, spring stop blocks are respectively arranged at the positions, located above and below the installation shell, of the drawing rod assembly, and a reset pressure spring wound on the drawing rod body is further arranged between each spring stop block and the installation shell;
the sliding wedge blocks are arranged symmetrically left and right, sliding sleeves are arranged at the rear ends of the sliding wedge blocks, the number of the sliding sleeves is consistent with that of the transverse sliding rods, and the sliding sleeves are sleeved on the corresponding transverse sliding rods in a sliding mode;
the number of the transverse compression springs is consistent with that of the transverse sliding rods, the transverse compression springs are wound in the middle of the corresponding transverse sliding rods, and the left side and the right side of each transverse compression spring are respectively abutted to the corresponding sliding sleeve;
spacing subassembly is including being equipped with two, and two spacing subassemblies bilateral symmetry are established in the installation shell, every spacing subassembly includes:
the positive and negative screw threaded rod penetrates through the mounting shell along the longitudinal direction, and the upper end and the lower end of the positive and negative screw threaded rod on the mounting shell are respectively provided with a clamping end;
the driven nut is provided with two driven nuts, the positive thread and the negative thread of each positive and negative thread threaded rod are respectively screwed with one driven nut, the outer side of each driven nut is in plug fit with the side slide hole, the front half part of the inner side of each driven nut is provided with a driving side plate, and each driving side plate is provided with an inclined insertion hole;
the hinge clamp plate is provided with two hinge clamp plates, each driven nut corresponds to one hinge clamp plate respectively, the hinge clamp plates are hinged to the hinge core shaft, the hinge core shaft is fixed to the rear end face of the mounting shell, and driven plugs inserted into corresponding inclined insertion holes are arranged on the outer sides of the hinge clamp plates.
Further, each limiting assembly is provided with the hinged clamping plate which is positioned above the limiting assembly and is inclined upwards and inwards, and the hinged clamping plate which is positioned below the limiting assembly is inclined downwards and inwards.
Furthermore, an inclined end face which is inclined upwards and inwards is arranged above the outer side face of each sliding wedge block, and an inclined end face which is inclined downwards and inwards is arranged below the outer side face of each sliding wedge block.
Has the advantages that:
a villa elevator safety tongs, the clamp splice subassembly all can press from both sides the guide rail that is used for guiding elevator car to march under last down state, realizes that elevator car overspeed goes upward or the braking when going downward that exceeds speed:
the drawing rod body of the clamping block assembly is driven by the connecting rod of the speed limiter to overcome the elastic force of the return spring to move longitudinally. The sliding wedge blocks are limited by the hinged clamping plates to move inwards, and the two sliding wedge blocks clamp the guide rails so as to realize the braking of the elevator car.
A villa elevator safety tongs, can also adjust the inclination of articulated splint adjusts the action sensitivity of clamp splice subassembly:
rotate end, positive and negative silk threaded rod stop, the driven nut of drive is close to each other or keeps away from each other, the longitudinal movement of driven nut, drive curb plate, slope slide opening drives the articulated splint slope that corresponds, the angle change of articulated splint leads to the lateral displacement efficiency that the slip voussoir produced by the extrusion of articulated splint when longitudinal movement changes, realizes the action sensitivity of clamp splice subassembly and adjusts.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of the mounting housing and clamping block assembly.
FIG. 2 is a schematic structural view of one embodiment of the clamp block assembly.
Fig. 3 is a schematic structural view of an embodiment of the villa elevator safety gear.
Fig. 4 is a schematic structural view of an embodiment of the villa elevator safety gear.
Fig. 5 is a sectional view taken along line a-a of fig. 3.
Icon:
1. mounting a shell, 11. laterally arranging a sliding hole;
2. the device comprises a clamping block assembly, a drawing rod body 21a, a rectangular frame body 21b, a transverse sliding rod 21c, a spring stop block 21d, a return spring 21e, a sliding wedge block 22, a sliding sleeve 22a and a transverse pressure spring 23;
3. the limiting component 31, the positive and negative screw rod 31, the clamping end 31a, the driven nut 32, the driving side plate 32a, the inclined sliding hole 32b, the hinged clamping plate 33, the hinged core shaft 33a and the driven plug 33b.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
The utility model provides a villa elevator safety tongs, includes the installation shell of hollow rectangle form, its characterized in that: also comprises
The clamping block assembly is driven by the elevator speed limiter to move longitudinally and perform clamping action;
the limiting component is used for limiting the clamping block component.
Further:
the left wall and the right wall of the inner cavity of the mounting shell are respectively provided with a side sliding hole along the longitudinal direction;
the clamp block assembly includes:
the drawing rod assembly comprises a drawing rod body longitudinally penetrating through the front half part of the installation shell, a rectangular frame body is formed on the part, located in the installation shell, of the drawing rod body, at least two transverse sliding rods are formed in the rectangular frame body, spring stop blocks are respectively arranged at the positions, located above and below the installation shell, of the drawing rod assembly, and a reset pressure spring wound on the drawing rod body is further arranged between each spring stop block and the installation shell;
the sliding wedge blocks are arranged symmetrically left and right, sliding sleeves are arranged at the rear ends of the sliding wedge blocks, the number of the sliding sleeves is consistent with that of the transverse sliding rods, and the sliding sleeves are sleeved on the corresponding transverse sliding rods in a sliding mode;
the number of the transverse compression springs is consistent with that of the transverse sliding rods, the transverse compression springs are wound in the middle of the corresponding transverse sliding rods, and the left side and the right side of each transverse compression spring are respectively abutted to the corresponding sliding sleeve;
spacing subassembly is including being equipped with two, and two spacing subassemblies bilateral symmetry are established in the installation shell, every spacing subassembly includes:
the positive and negative screw threaded rod penetrates through the mounting shell along the longitudinal direction, and the upper end and the lower end of the positive and negative screw threaded rod on the mounting shell are respectively provided with a clamping end;
the driven nut is provided with two driven nuts, the positive thread and the negative thread of each positive and negative thread threaded rod are respectively screwed with one driven nut, the outer side of each driven nut is in plug fit with the side slide hole, the front half part of the inner side of each driven nut is provided with a driving side plate, and each driving side plate is provided with an inclined insertion hole;
the hinge clamp plate is provided with two hinge clamp plates, each driven nut corresponds to one hinge clamp plate respectively, the hinge clamp plates are hinged to the hinge core shaft, the hinge core shaft is fixed to the rear end face of the mounting shell, and driven plugs inserted into corresponding inclined insertion holes are arranged on the outer sides of the hinge clamp plates.
Further, each limiting assembly is provided with the hinged clamping plate which is positioned above the limiting assembly and is inclined upwards and inwards, and the hinged clamping plate which is positioned below the limiting assembly is inclined downwards and inwards.
Furthermore, an inclined end face which is inclined upwards and inwards is arranged above the outer side face of each sliding wedge block, and an inclined end face which is inclined downwards and inwards is arranged below the outer side face of each sliding wedge block.
A villa elevator safety tongs, clamp splice subassembly 2 all can press from both sides the guide rail that is used for guiding elevator car to march under last down state, realizes that elevator car goes upward or the braking when going downward that exceeds speed limit:
the pulling rod body 21a of the clamping block assembly 2 is driven by the connecting rod of the speed limiter to move longitudinally against the elastic force of the return spring 21e. The sliding wedges 22 are limited by the hinged clamping plates 33 to move inwards, and the two sliding wedges 22 clamp the guide rail to brake the elevator car.
A villa elevator safety tongs, can also adjust articulated splint 33's inclination adjusts clamp splice subassembly 2's action sensitivity:
the clamping end 31a and the positive and negative screw threaded rod 31 are rotated to drive the pair of driven nuts 32 to approach or separate from each other, the longitudinal movement of the driven nuts 32, the driving side plates 32a and the inclined sliding holes 32b drives the corresponding hinged clamping plates 33 to incline, the angle of the hinged clamping plates 33 changes, so that the transverse displacement efficiency generated by the extrusion of the hinged clamping plates 33 when the sliding wedge 22 moves longitudinally changes, and the adjustment of the action sensitivity of the clamping block assembly 2 is realized.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (4)
1. The utility model provides a villa elevator safety tongs, includes installation shell (1) of hollow rectangle form, its characterized in that: the elevator clamping device is characterized by also comprising a clamping block assembly (2) which is driven by the elevator speed limiter to move longitudinally and perform clamping action;
the limiting component (3) is used for limiting the clamping block component (2).
2. A villa elevator safety gear of claim 1, characterized in that:
the left wall and the right wall of the inner cavity of the mounting shell (1) are respectively provided with a side sliding hole (11) along the longitudinal direction;
the clamping block assembly (2) comprises:
the drawing rod assembly (21) comprises a drawing rod body (21a) longitudinally penetrating through the front half part of the installation shell (1), a rectangular frame body (21b) is formed on the part, located in the installation shell (1), of the drawing rod body (21a), at least two transverse sliding rods (21c) are formed in the rectangular frame body (21b), spring stop blocks (21d) are respectively arranged at the upper part and the lower part of the installation shell (1) of the drawing rod assembly (21), and a reset pressure spring (21e) wound on the drawing rod body (21a) is further arranged between each spring stop block (21d) and the installation shell (1);
the sliding wedge blocks (22) are arranged symmetrically left and right, sliding sleeves (22a) are arranged at the rear ends of the sliding wedge blocks (22), the number of the sliding sleeves (22a) is consistent with that of the transverse sliding rods (21c), and the sliding sleeves (22a) are sleeved on the corresponding transverse sliding rods (21c) in a sliding mode;
the number of the transverse compression springs (23) is consistent with that of the transverse sliding rods (21c), the transverse compression springs (23) are wound in the middle of the corresponding transverse sliding rods (21c), and the left side and the right side of each transverse compression spring (23) are respectively abutted to the corresponding sliding sleeve (22 a);
the limiting assemblies (3) comprise two limiting assemblies (3), the two limiting assemblies (3) are arranged in the mounting shell (1) in a bilateral symmetry mode, and each limiting assembly (3) comprises:
the positive and negative screw threaded rod (31) penetrates through the mounting shell (1) along the longitudinal direction, and the positive and negative screw threaded rod (31) is provided with clamping end heads (31a) respectively at the upper end and the lower end of the mounting shell (1);
the driven nut (32) is provided with two positive threads and two negative threads, the positive thread and the negative thread of each positive thread and negative thread threaded rod (31) are respectively screwed with one driven nut (32), the outer side of each driven nut (32) is in inserted fit with the side sliding hole (11), the front half part of the inner side of each driven nut (32) is provided with a driving side plate (32a), and each driving side plate (32a) is provided with an inclined insertion hole (32 b);
the hinge joint clamping plate (33) is provided with two driven nuts (32), each driven nut (32) corresponds to one hinge joint clamping plate (33), the hinge joint clamping plates (33) are hinged to a hinge joint core shaft (33a), the hinge joint core shafts (33a) are fixed on the rear end face of the installation shell (1), and driven plugs (33b) inserted into corresponding inclined insertion holes (32b) are arranged on the outer sides of the hinge joint clamping plates (33).
3. A villa elevator safety gear of claim 2, characterized in that: the upper hinged clamping plate (33) of each limiting assembly (3) inclines upwards and inwards, and the lower hinged clamping plate of each limiting assembly inclines downwards and inwards.
4. A villa elevator safety gear of claim 3, characterized in that: an inclined end face inclining upwards and inwards is arranged above the outer side face of each sliding wedge block (22), and an inclined end face inclining downwards and inwards is arranged below the outer side face of each sliding wedge block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921416738.0U CN210366482U (en) | 2019-08-29 | 2019-08-29 | Villa elevator safety tongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921416738.0U CN210366482U (en) | 2019-08-29 | 2019-08-29 | Villa elevator safety tongs |
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| Publication Number | Publication Date |
|---|---|
| CN210366482U true CN210366482U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921416738.0U Active CN210366482U (en) | 2019-08-29 | 2019-08-29 | Villa elevator safety tongs |
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| CN (1) | CN210366482U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112279034A (en) * | 2020-10-23 | 2021-01-29 | 晋江华菱电梯有限公司 | Elevator safety tongs |
| CN112850598A (en) * | 2020-12-31 | 2021-05-28 | 上海同力建设机器人有限公司 | Quick switching bidirectional self-locking rail clamping crawler |
| CN114572798A (en) * | 2021-06-10 | 2022-06-03 | 山东埃森电梯有限公司 | Longitudinal multi-redundancy anti-shearing protection method for elevator car door |
| CN115650017A (en) * | 2022-12-14 | 2023-01-31 | 南通勇振机电有限公司 | Elevator car safety arrangement |
-
2019
- 2019-08-29 CN CN201921416738.0U patent/CN210366482U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112279034A (en) * | 2020-10-23 | 2021-01-29 | 晋江华菱电梯有限公司 | Elevator safety tongs |
| CN112279034B (en) * | 2020-10-23 | 2021-12-17 | 晋江华菱电梯有限公司 | Elevator safety tongs |
| CN112850598A (en) * | 2020-12-31 | 2021-05-28 | 上海同力建设机器人有限公司 | Quick switching bidirectional self-locking rail clamping crawler |
| CN112850598B (en) * | 2020-12-31 | 2022-04-05 | 上海同力建设机器人有限公司 | Quick switching bidirectional self-locking rail clamping crawler |
| CN114572798A (en) * | 2021-06-10 | 2022-06-03 | 山东埃森电梯有限公司 | Longitudinal multi-redundancy anti-shearing protection method for elevator car door |
| CN114572798B (en) * | 2021-06-10 | 2023-10-13 | 山东埃森电梯有限公司 | Longitudinal multi-redundancy anti-shearing protection method for elevator car door |
| CN115650017A (en) * | 2022-12-14 | 2023-01-31 | 南通勇振机电有限公司 | Elevator car safety arrangement |
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