CN217102589U - Safety tongs subassembly for elevator trouble - Google Patents
Safety tongs subassembly for elevator trouble Download PDFInfo
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- CN217102589U CN217102589U CN202220981442.9U CN202220981442U CN217102589U CN 217102589 U CN217102589 U CN 217102589U CN 202220981442 U CN202220981442 U CN 202220981442U CN 217102589 U CN217102589 U CN 217102589U
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- safety gear
- block
- wedge
- safety
- rod
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Abstract
The utility model discloses an elevator is safety gear subassembly for trouble, including safety gear support, adjustment mechanism and activity wedge. The utility model has the advantages that: the utility model discloses a set up adjustment mechanism, when using, through adjusting the adjusting screw of both sides, not only can maintain the balance and the symmetry of fixed wedge, guarantee to press from both sides tight when error-free, guarantee the security, but also can adjust the relative position of two fixed wedges according to the braking requirement of different elevators, application scope is wider; the connecting screw blocks are symmetrically installed on the side walls of the upper side and the lower side of the movable wedge block, thread grooves are formed in the connecting screw blocks, connecting threads matched with the thread grooves are formed in end rod bodies connected with the lifting rod, the limiting rod and the connecting screw blocks, the movable wedge block is detachably connected with the lifting rod and the limiting rod, the movable wedge block is convenient to replace in the later period, and the maintainability and the reusability of the safety tongs are improved.
Description
Technical Field
The utility model relates to a safety tongs subassembly specifically is a safety tongs subassembly is used to elevator trouble, belongs to safety tongs technical field.
Background
The elevator safety gear device is a safety device which emergently stops and clamps a car on a guide rail under the operation of a speed limiter when the speed of an elevator exceeds the set limit speed of the speed limiter of the elevator or under the condition that a suspension rope is broken and loosened. It provides effective protection for the safe operation of the elevator and is generally installed on a car frame or a counterweight frame.
The prior safety tongs have some problems when in use:
1) the braking range of the conventional safety tongs is generally fixed, and the conventional safety tongs are difficult to adjust according to the braking requirements of different elevators and have narrow application range;
2) the brake material of the conventional safety tongs is not easy to replace, so that the maintainability and reusability of the safety tongs are reduced, and the use and maintenance cost of the safety tongs is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a safety tongs subassembly is used in order to solve above-mentioned problem for the elevator trouble.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a safety gear assembly for elevator faults comprises
The safety gear bracket comprises an upper part bracket and a lower part bracket, and is arranged on the car frame, and fixed wedge blocks are symmetrically arranged at two sides of the car frame in the upper half part of the safety gear bracket;
the adjusting mechanism is arranged between the side walls of the two sides of the safety gear bracket and the fixed wedge-shaped block, and the position of the fixed wedge-shaped block can be adjusted by arranging the adjusting mechanism;
the safety gear comprises two movable wedge blocks, wherein a lifting rod is connected to the side wall of the upper side of each movable wedge block, and the upper end of each lifting rod extends to the outer side of the upper end of a safety gear support.
As a further aspect of the present invention: adjustment mechanism is by the rigid coupling in the upper portion fixation nut and adjusting screw on the inner wall of safety tongs support both sides constitute, fixation nut's inside threaded connection has adjusting screw, adjusting screw's one end extends to the outside of safety tongs support, and its lateral wall that is located the inboard one end of safety tongs support rotates through pivot and fixed wedge to be connected, the upside rigid coupling of fixed wedge has the slider, and is provided with in the upside wall of safety tongs support inside with slider matched with spout, the inside spacing groove that is provided with of downside of fixed wedge, and the spacing inslot activity is provided with the rigid coupling and is in stopper on the fixed wedge lateral wall.
As a further aspect of the present invention: two the opposite side rigid coupling of fixed wedge has the mounting panel, and the opposite side lateral wall inside of two mounting panels is provided with the mounting groove, the rigid coupling has the shaft in the mounting groove, the upper end of shaft is rotated through the bull stick and is connected with the gyro wheel.
As a further aspect of the present invention: the friction blocks are embedded in the side walls of the two movable wedge-shaped blocks at the opposite sides, and anti-skidding teeth are arranged on the surfaces of the opposite sides of the friction blocks.
As a further aspect of the present invention: the safety gear support is characterized in that a limiting rod is connected to the side wall of the lower side of the movable wedge block, a limiting buckle is fixedly connected to the lower end of the limiting rod, a limiting pull ring matched with the limiting buckle is fixedly connected to the inner portion of the safety gear support and located at the lower half portion of the safety gear support, and the limiting buckle and the limiting pull ring are connected in a clamping sliding mode.
As a further aspect of the present invention: the connecting screw block is symmetrically installed on the upper side wall and the lower side wall of the movable wedge block, a thread groove is formed in the connecting screw block, connecting threads matched with the thread groove are formed in the end rod body of the lifting rod, the limiting rod and the connecting screw block, and the movable wedge block is detachably connected with the lifting rod and the limiting rod.
The utility model has the advantages that:
1) the utility model discloses a set up adjustment mechanism, when using, through adjusting the adjusting screw of both sides, not only can maintain the balance and the symmetry of fixed wedge, guarantee to press from both sides tight when error-free, guarantee the security, but also can adjust the relative position of two fixed wedges according to the braking requirement of different elevators, application scope is wider;
2) the utility model discloses the connection spiral shell piece is installed to the symmetry on the upper and lower both sides lateral wall of well activity wedge, and is provided with the thread groove in the connection spiral shell piece, is provided with on the tip pole body that lifting rod, gag lever post and connection spiral shell piece are connected with thread groove matched with connecting thread, is to dismantle between activity wedge and lifting rod, the gag lever post and is connected, makes things convenient for the later stage to change activity wedge, has improved safety tongs's maintainability and reusability.
Drawings
FIG. 1 is a schematic structural view of the safety clamp assembly of the present invention;
FIG. 2 is a schematic view of the connection structure of the movable wedge of the present invention;
fig. 3 is the schematic view of the installation structure of the roller in the middle installation plate of the present invention.
In the figure: 1. safety tongs support, 2, fixed wedge, 3, adjustment mechanism, 301, fixation nut, 302, adjusting screw, 303, pivot, 304, stopper, 305, spacing groove, 306, spout, 4, mounting panel, 5, shaft, 6, gyro wheel, 7, activity wedge, 8, lifting rod, 9, car frame, 10, clutch blocks, 11, gag lever post, 12, spacing pull ring, 13, spacing buckle, 14, connection spiral shell piece, 15, connecting thread.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, a safety gear assembly for elevator failure comprises
The safety gear support 1 comprises an upper part support and a lower part support, is arranged on the car frame 9, and is internally provided with fixed wedge blocks 2 symmetrically arranged at two sides of the car frame 9 in the upper part safety gear support 1;
the adjusting mechanism 3 is arranged between the side walls of the two sides of the safety gear bracket 1 and the fixed wedge-shaped block 2, and the position of the fixed wedge-shaped block 2 can be adjusted by arranging the adjusting mechanism 3;
the safety gear rack comprises two movable wedge blocks 7, wherein a lifting rod 8 is connected to the side wall of the upper side of each movable wedge block 7, and the upper end of each lifting rod 8 extends to the outer side of the upper end of the safety gear rack 1.
In the embodiment of the present invention, the adjusting mechanism 3 is composed of a fixed nut 301 and an adjusting screw 302 fixed on the inner wall of the two sides of the safety gear bracket 1, the inner thread of the fixed nut 301 is connected with the adjusting screw 302, one end of the adjusting screw 302 extends to the outside of the safety gear bracket 1, and the inner end of the safety gear bracket 1 is connected with the side wall of the fixed wedge 2 through a rotating shaft 303, the upper side rigid coupling of the fixed wedge 2 has a sliding block 307, and a sliding groove 306 matched with the sliding block 307 is arranged inside the upper side wall of the safety gear bracket 1, a limiting groove 305 is arranged inside the lower side of the fixed wedge 2, and the inner activity of the limiting groove 305 is provided with a rigid coupling stopper 304 on the side wall of the fixed wedge 2, when in use, the adjusting screw 302 can not only maintain the balance and symmetry of the fixed wedge 2, The guarantee is tight when tight, guarantees the security, but also can adjust two fixed wedge 2's relative position according to the braking requirement of different elevators, and application scope is wider.
The embodiment of the utility model provides an in, two the opposite side rigid coupling of fixed wedge 2 has mounting panel 4, and the inside mounting groove that is provided with of the opposite side lateral wall of two mounting panels 4, the rigid coupling has shaft 5 in the mounting groove, the upper end of shaft 5 is rotated through the bull stick and is connected with gyro wheel 6, can reduce the frictional force between activity wedge 7 and the fixed wedge 2 when the braking for activity wedge 7 can be faster carry out the centre gripping spacing to the elevator guide rail.
The embodiment of the utility model provides an in, two the inside scarf joint of opposite side lateral wall of activity wedge 7 has clutch blocks 10, and clutch blocks 10's opposite side surface is provided with anti-skidding tooth, when the braking, can increase the frictional force between activity wedge 7 and the elevator guide rail through anti-skidding tooth to make activity wedge 7 can the centre gripping elevator guide rail better, make elevator car stop motion.
Example two
Referring to fig. 1 to 3, a safety gear assembly for elevator failure comprises
The safety gear support 1 comprises an upper part support and a lower part support, is arranged on the car frame 9, and is internally provided with fixed wedge blocks 2 symmetrically arranged at two sides of the car frame 9 in the upper part safety gear support 1;
the adjusting mechanism 3 is arranged between the side walls of the two sides of the safety gear bracket 1 and the fixed wedge-shaped block 2, and the position of the fixed wedge-shaped block 2 can be adjusted by arranging the adjusting mechanism 3;
the safety gear rack comprises two movable wedge blocks 7, wherein a lifting rod 8 is connected to the side wall of the upper side of each movable wedge block 7, and the upper end of each lifting rod 8 extends to the outer side of the upper end of the safety gear rack 1.
The embodiment of the utility model provides an in, be connected with gag lever post 11 on the downside lateral wall of activity wedge 7, and the lower extreme rigid coupling of gag lever post 11 has spacing buckle 13, is located the latter half the inside fixedly connected with of safety tongs support 1 and spacing pull ring 12 of spacing buckle 13 matched with, block sliding connection between spacing buckle 13 and the spacing pull ring 12 conveniently prescribes a limit to the removal orbit of activity wedge 7, avoids it to take place to incline at the braking position.
The embodiment of the utility model provides an in, connection spiral shell piece 14 is installed to the symmetry on the upper and lower both sides lateral wall of activity wedge 7, and is provided with the thread groove in the connection spiral shell piece 14, be provided with on the tip pole body that lifting rod 8, gag lever post 11 and connection spiral shell piece 14 are connected with thread groove matched with connecting thread 15, be between activity wedge 7 and lifting rod 8, the gag lever post 11 and dismantle the connection, make things convenient for the later stage to change activity wedge 7, improved safety tongs's maintainability and reusability.
The working principle is as follows: when the safety gear assembly for elevator faults is used, firstly, the safety gear assembly is installed on a car frame 9, an elevator guide rail is positioned between two movable wedge blocks 7 in the safety gear assembly, when the car drops quickly and the speed reaches the action speed set by the speed limiter in use, the speed limiter controls a lifting rod 8 to lift the movable wedge blocks 7 upwards, the movable wedge blocks 7 move upwards along the guide surfaces of the upper fixed wedge blocks 2 through rollers 6 until friction blocks 10 on the movable wedge blocks 7 on two sides tightly clamp the elevator guide rail, so that the elevator car stops moving, the elevator is braked, through arranging the adjusting mechanism 3, when the safety gear assembly is used, through adjusting screw rods 302 on two sides, the balance and symmetry of the fixed wedge blocks 2 can be maintained, no error is generated during clamping, the safety is ensured, and the relative positions of the two fixed wedge blocks 2 can be adjusted according to the braking requirements of different elevators, application scope is wider, is to dismantle between activity wedge 7 and lifting rod 8, the gag lever post 11 moreover and is connected, makes things convenient for the later stage to change activity wedge 7, has improved safety tongs's maintainability and reusability.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A safety gear component for elevator faults is characterized by comprising
The safety gear support (1) comprises an upper support and a lower support, the upper support and the lower support are arranged on the car frame (9), and the fixing wedge blocks (2) are symmetrically arranged on two sides of the car frame (9) in the upper half part of the safety gear support (1);
the adjusting mechanism (3) is arranged between the side walls of the two sides of the safety gear bracket (1) and the fixed wedge-shaped block (2), and the position of the fixed wedge-shaped block (2) can be adjusted by arranging the adjusting mechanism (3);
the safety gear rack comprises two movable wedge blocks (7), a lifting rod (8) is connected to the side wall of the upper side of each movable wedge block (7), and the upper end of each lifting rod (8) extends to the outer side of the upper end of the safety gear rack (1).
2. The safety gear assembly for elevator malfunction according to claim 1, characterized in that: the adjusting mechanism (3) is composed of a fixed nut (301) and an adjusting screw rod (302) which are fixedly connected on the inner walls of the two sides of the upper part of the safety gear bracket (1), an adjusting screw rod (302) is connected with the inner thread of the fixing nut (301), one end of the adjusting screw rod (302) extends to the outer side of the safety gear bracket (1), and one end of the safety gear bracket (1) at the inner side is rotationally connected with the side wall of the fixed wedge-shaped block (2) through a rotating shaft (303), the upper side of the fixed wedge-shaped block (2) is fixedly connected with a sliding block (307), and a sliding groove (306) matched with the sliding block (307) is arranged in the upper side wall of the safety gear bracket (1), a limiting groove (305) is arranged inside the lower side of the fixed wedge-shaped block (2), and a limiting block (304) fixedly connected to the side wall of the fixed wedge-shaped block (2) is movably arranged in the limiting groove (305).
3. The safety gear assembly for elevator malfunction according to claim 1, characterized in that: two the opposite side rigid coupling of fixed wedge (2) has mounting panel (4), and the opposite side lateral wall inside of two mounting panels (4) is provided with the mounting groove, the rigid coupling has shaft (5) in the mounting groove, the upper end of shaft (5) is rotated through the bull stick and is connected with gyro wheel (6).
4. The safety gear assembly for elevator malfunction according to claim 1, characterized in that: the friction blocks (10) are embedded in the side walls of the two movable wedge blocks (7) on the opposite sides, and anti-skidding teeth are arranged on the surfaces of the two opposite sides of each friction block (10).
5. The safety gear assembly for elevator malfunction according to claim 1, characterized in that: be connected with gag lever post (11) on the downside lateral wall of activity wedge (7), and the lower extreme rigid coupling of gag lever post (11) has spacing buckle (13), is located the latter half safety tongs support (1) inside fixedly connected with and spacing buckle (13) matched with spacing pull ring (12), block sliding connection between spacing buckle (13) and spacing pull ring (12).
6. The safety gear assembly for elevator malfunction according to claim 1, characterized in that: the connecting screw block (14) is symmetrically installed on the upper side wall and the lower side wall of the movable wedge block (7), a thread groove is formed in the connecting screw block (14), connecting threads (15) matched with the thread groove are arranged on a rod body of the end part connected with the lifting rod (8), the limiting rod (11) and the connecting screw block (14), and the movable wedge block (7) is detachably connected with the lifting rod (8) and the limiting rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220981442.9U CN217102589U (en) | 2022-04-18 | 2022-04-18 | Safety tongs subassembly for elevator trouble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220981442.9U CN217102589U (en) | 2022-04-18 | 2022-04-18 | Safety tongs subassembly for elevator trouble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217102589U true CN217102589U (en) | 2022-08-02 |
Family
ID=82583971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220981442.9U Active CN217102589U (en) | 2022-04-18 | 2022-04-18 | Safety tongs subassembly for elevator trouble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217102589U (en) |
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2022
- 2022-04-18 CN CN202220981442.9U patent/CN217102589U/en active Active
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