CN212387521U - Safety tongs for elevator - Google Patents
Safety tongs for elevator Download PDFInfo
- Publication number
- CN212387521U CN212387521U CN202021485383.3U CN202021485383U CN212387521U CN 212387521 U CN212387521 U CN 212387521U CN 202021485383 U CN202021485383 U CN 202021485383U CN 212387521 U CN212387521 U CN 212387521U
- Authority
- CN
- China
- Prior art keywords
- cavity
- fixedly connected
- thread bush
- safety gear
- elevator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses a safety tongs for elevator, concretely relates to elevator technical field, a safety tongs for elevator, including the main casing body and cavity, the inside of main casing body one end is provided with the passageway, one side of the main casing internal portion is provided with the cavity, and the inside of cavity is provided with the extrusion structure, the one end of the main casing body all is provided with the slipmat, the equal fixedly connected with fixing bolt in inside of slipmat, and the inside of the main casing body opposite side is provided with adjusts the structure, it includes the spout to adjust the structure. The utility model discloses a be provided with the extrusion structure in the inside of cavity, the extrusion structure comprises thread bush, fastening bolt, hole, belleville spring and fixed brake block, screws up the thread bush, under belleville spring's elastic support for fixed brake block forces the movable brake block to the right side, passes through the position of hole fixed thread bush with fastening bolt again, alright realization is to the extrusion of passageway inner guide rail, once becomes, need not debugging many times.
Description
Technical Field
The utility model relates to an elevator technical field specifically is a safety tongs for elevator.
Background
Since the advent of the car elevator, the car elevator is popular with users, and with the rapid development of the science and technology in the twenty-first century, the stability and the transportation efficiency of the car elevator are continuously updated and modified, wherein the safety of the car elevator is ensured by a speed limiter and a safety gear, while the conventional adjustment mode of the safety gear is difficult to adapt to the existing requirements, and a safety gear capable of being rapidly adjusted is urgently needed to solve the problem.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:
(1) the traditional safety tongs for the elevator realize the adjustment of the pressure value of the safety tongs to the guide rail by increasing and decreasing the total thickness of the gasket contacted by the disc spring, can not ensure the qualification of one-time debugging, and needs to increase and decrease the gasket repeatedly, which is more tedious;
(2) when the traditional safety tongs for the elevator increase and decrease the gaskets, the thickness of the gaskets is certain, so that accurate adjustment is difficult to make;
(3) the traditional installation method of the safety tongs for the elevator is complicated, and the stability of the connecting and fixing part is poor, so that certain limitation exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safety tongs for elevator to propose among the solution above-mentioned background art that the installation is loaded down with trivial details, the relatively poor problem of stability.
In order to achieve the above object, the utility model provides a following technical scheme: a safety tongs for an elevator comprises a main shell and a cavity, wherein a channel is arranged inside one end of the main shell, the cavity is arranged on one side inside the main shell, an extrusion structure is arranged inside the cavity, anti-slip pads are arranged at one ends of the main shell, fixing bolts are fixedly connected inside the anti-slip pads, and an adjusting structure is arranged inside the other side of the main shell;
the adjusting structure comprises a sliding groove, the sliding groove is formed in the two ends of the other side of the main shell, a fixed rod is arranged in the sliding groove, a movable brake block is fixedly connected between one side of the fixed rod, a limiting block is fixedly connected to one end of the fixed rod, and a bolt is arranged in the fixed rod.
Preferably, the extrusion structure comprises thread bush, fastening bolt, hole, belleville spring and fixed brake block, the thread bush all sets up at the inside top and the bottom of main casing body one side, the all fixedly connected with belleville spring in the outside one side of thread bush, the fixed brake block of fixedly connected with between one side of thread bush, the hole all evenly sets up the inside in main casing body one end one side, the inside in hole all is provided with fastening bolt.
Preferably, the diameters of the disc springs are larger than that of the threaded sleeve, and the disc springs and the threaded sleeve are arranged in concentric circles.
Preferably, the fastening bolts are all arranged inside the holes and are all located on the same horizontal plane.
Preferably, the fixed brake block and the threaded sleeve are both in the same vertical plane.
Preferably, the fixed rods are all embedded in the sliding grooves, the diameters of the fixed rods are smaller than the widths of the sliding grooves, and sliding structures are formed between the fixed rods and the sliding grooves.
Preferably, the sliding grooves are distributed in a bisecting manner with respect to a vertical middle line of the main housing.
Compared with the prior art, the beneficial effects of the utility model are that: the safety tongs for the elevator not only realizes the improvement of debugging efficiency and the accurate adjustment of the pressure value of the safety tongs to the guide rail, but also realizes the convenience in mounting and dismounting and has better stability;
(1) the extrusion structure is arranged in the cavity and consists of a threaded sleeve, a fastening bolt, a hole, a disc spring and a fixed brake block, the threaded sleeve is screwed down, the fixed brake block is forced to a movable brake block on the right side under the elastic support of the disc spring, and the fastening bolt passes through the hole to fix the position of the threaded sleeve, so that the extrusion of the guide rail in the channel can be realized, the guide rail can be obtained at one time without multiple times of debugging;
(2) the method adjusts the pressure of the safety tongs on the guide rail by screwing and unscrewing the thread sleeve to control the extrusion pressure of the fixed brake block, compared with the traditional method of increasing and decreasing the total thickness of the gasket contacted by the disc spring, the thread pitch is finer and more accurate than the gasket pitch, and the debugging result is closer to the expected value;
(3) the adjusting structure is arranged in the other side of the main shell and comprises a sliding groove, the movable brake blocks slide to the top end of the sliding groove through the fixing rods at the two ends of the sliding groove, then the fixing rods at the two ends of the other side of the main shell are connected with the car frame through the bolts, and the main shell can be firmly fixed through the matched fixing bolts and the anti-slip pads under the action of gravity, so that the adjusting structure is simple and convenient.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic side view of the cross-sectional structure of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is a front view of the movable brake block of the present invention.
In the figure: 1. a main housing; 2. a cavity; 3. extruding the structure; 301. a threaded sleeve; 302. fastening a bolt; 303. a hole; 304. a disc spring; 305. fixing a brake block; 4. a chute; 5. a movable brake pad; 6. a bolt; 7. a limiting block; 8. fixing the rod; 9. fixing the bolt; 10. a non-slip mat; 11. a channel.
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 1: referring to fig. 1-4, a safety gear for an elevator comprises a main housing 1 and a cavity 2, wherein a channel 11 is arranged inside one end of the main housing 1, the cavity 2 is arranged on one side inside the main housing 1, an extrusion structure 3 is arranged inside the cavity 2, an anti-skid pad 10 is arranged at one end of the main housing 1, a fixing bolt 9 is fixedly connected inside the anti-skid pad 10, and an adjusting structure is arranged inside the other side of the main housing 1;
referring to fig. 1-4, the safety gear for the elevator further comprises an adjusting structure, the adjusting structure comprises sliding chutes 4, the sliding chutes 4 are all arranged inside two ends of the other side of the main shell, fixed rods 8 are all arranged inside the sliding chutes 4, movable brake blocks 5 are fixedly connected between one sides of the fixed rods 8, one ends of the fixed rods 8 are all fixedly connected with limiting blocks 7, and bolts 6 are all arranged inside one ends of the fixed rods 8;
the fixed rods 8 are embedded in the sliding grooves 4, the diameters of the fixed rods 8 are smaller than the width of the sliding grooves 4, and a sliding structure is formed between the fixed rods 8 and the sliding grooves 4;
the chutes 4 are distributed in a bisection manner with respect to the vertical middle line of the main housing 1;
specifically, as shown in fig. 1, 2, 3 and 4, the fixed rods 8 at the two ends slide the movable brake block 5 to the top end of the sliding slot 4, and then the fixed rods 8 at the two ends of the other side of the main housing 1 are connected with the car frame by the bolts 6, so that the main housing 1 can be firmly fixed by matching the fixed bolts 9 and the anti-slip mat 10 under the action of gravity, and the operation is simple and convenient.
Example 2: the extrusion structure 3 is composed of a threaded sleeve 301, fastening bolts 302, holes 303, a disc spring 304 and a fixed brake block 305, wherein the threaded sleeve 301 is arranged at the top end and the bottom end of the inner part of one side of the main shell 1, the disc spring 304 is fixedly connected to one side of the outer part of the threaded sleeve 301, the fixed brake block 305 is fixedly connected between one sides of the threaded sleeve 301, the holes 303 are uniformly arranged in one side of one end of the main shell 1, and the fastening bolts 302 are arranged in the holes 303;
the diameters of the disc springs 304 are larger than that of the threaded sleeve 301, and the disc springs 304 and the threaded sleeve 301 are arranged in concentric circles;
the fastening bolts 302 are all arranged inside the holes 303, and the fastening bolts 302 are all positioned on the same horizontal plane;
the fixed stop block 305 and the threaded sleeve 301 are all in the same vertical plane;
specifically, as shown in fig. 1, 2 and 3, the threaded sleeve 301 is tightened, the fixed brake block 305 is forced to the movable brake block 5 on the right side under the elastic support of the belleville spring 304, and the fastening bolt 302 is used for fixing the position of the threaded sleeve 301 through the hole 303, so that the guide rail inside the channel 11 can be extruded once without multiple times of debugging.
The working principle is as follows: the utility model discloses when using, at first, with the dead lever 8 at its both ends with the top that the movable brake block 5 slided to spout 4, then rely on dead lever 8 at the main casing body 1 opposite side both ends of bolt 6 to be connected with the sedan-chair frame, under the effect of gravity, cooperation fixing bolt 9 can firmly be fixed the main casing body 1 with slipmat 10, and is simple convenient.
Then, the threaded sleeve 301 is tightened, the fixed brake block 305 is forced to the movable brake block 5 on the right side under the elastic support of the disc spring 304, and the fastening bolt 302 is used for fixing the position of the threaded sleeve 301 through the hole 303, so that the guide rail inside the channel 11 can be extruded once, and multiple times of debugging are not needed.
Finally, the degree of compression of the fixed brake block 305 is controlled by screwing or unscrewing the threaded sleeve 301, and compared with the conventional method of adjusting the pressure of the safety tongs on the guide rail by increasing or decreasing the total thickness of the gasket contacted by the belleville spring 304, the method has the advantages that the thread pitch is finer and more precise than the gasket pitch, and the debugging result is closer to the expected value.
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.
Claims (7)
1. Safety gear for elevators, comprising a main housing (1) and a cavity (2), characterized in that: a channel (11) is arranged in one end of the main shell (1), a cavity (2) is arranged on one side in the main shell (1), an extrusion structure (3) is arranged in the cavity (2), anti-skid pads (10) are arranged at one ends of the main shell (1), fixing bolts (9) are fixedly connected in the anti-skid pads (10), and an adjusting structure is arranged in the other side of the main shell (1);
the adjusting structure comprises a sliding groove (4), the sliding groove (4) is arranged inside two ends of the other side of the main shell (1), a fixing rod (8) is arranged inside the sliding groove (4), a movable braking block (5) is fixedly connected between one side of the fixing rod (8), a limiting block (7) is fixedly connected to one end of the fixing rod (8), and a bolt (6) is arranged inside one end of the fixing rod (8).
2. A safety gear for an elevator according to claim 1, characterized in that: extrusion structure (3) comprise thread bush (301), fastening bolt (302), hole (303), belleville spring (304) and fixed brake pads (305), thread bush (301) all sets up at the inside top and the bottom in main casing body (1) one side, the all fixedly connected with belleville spring (304) in the outside one side of thread bush (301), the fixed brake pads (305) of fixedly connected with between one side of thread bush (301), hole (303) all evenly set up the inside in main casing body (1) one end one side, the inside of hole (303) all is provided with fastening bolt (302).
3. A safety gear for an elevator according to claim 2, characterized in that: the diameters of the disc springs (304) are larger than those of the threaded sleeves (301), and the disc springs (304) and the threaded sleeves (301) are arranged in concentric circles.
4. A safety gear for an elevator according to claim 2, characterized in that: the fastening bolts (302) are all arranged inside the holes (303), and the fastening bolts (302) are all located on the same horizontal plane.
5. A safety gear for an elevator according to claim 2, characterized in that: the fixed brake block (305) and the threaded sleeve (301) are all positioned on the same vertical plane.
6. A safety gear for an elevator according to claim 1, characterized in that: the fixing rods (8) are embedded in the sliding grooves (4), the diameters of the fixing rods (8) are smaller than the width of the sliding grooves (4), and sliding structures are formed between the fixing rods (8) and the sliding grooves (4).
7. A safety gear for an elevator according to claim 1, characterized in that: the sliding grooves (4) are distributed in a bisecting manner relative to the vertical middle line of the main shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021485383.3U CN212387521U (en) | 2020-07-24 | 2020-07-24 | Safety tongs for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021485383.3U CN212387521U (en) | 2020-07-24 | 2020-07-24 | Safety tongs for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212387521U true CN212387521U (en) | 2021-01-22 |
Family
ID=74253301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021485383.3U Active CN212387521U (en) | 2020-07-24 | 2020-07-24 | Safety tongs for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212387521U (en) |
-
2020
- 2020-07-24 CN CN202021485383.3U patent/CN212387521U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214889905U (en) | Make things convenient for angle regulation's surveillance camera head support freely | |
| CN212387521U (en) | Safety tongs for elevator | |
| CN208250941U (en) | A kind of road soundproof plate easy to maintain | |
| CN212726427U (en) | Power transmission line fixed mounting structure for long-distance power transmission | |
| CN111927864A (en) | High-strength hexagonal flange locknut | |
| CN213775919U (en) | Automatic adjusting device of scalable inflation section | |
| CN213655544U (en) | Stopper device of brake | |
| CN220566473U (en) | Train braking backplate | |
| CN212130966U (en) | Hardware connecting piece with high stability | |
| CN220204337U (en) | Wear-resistant high-strength fastening nut | |
| CN212536398U (en) | High-strength hexagonal flange locknut | |
| CN217329120U (en) | Project management's multi-functional supervisory equipment for engineering | |
| CN217682946U (en) | High-carbon low-silicon niobium-containing gray cast iron brake drum | |
| CN212379005U (en) | Prepressing structure of rubber shock absorber | |
| CN208842569U (en) | A kind of bicycle opposed pistons clamping disc brake apparatus with heat sinking function | |
| CN218850288U (en) | Socket hanging plate connecting fitting | |
| CN212455172U (en) | Difficult not hard up protection type car bolt | |
| CN219492896U (en) | Automobile steel back with heat dissipation longitudinal and transverse groove structure | |
| CN111605658B (en) | Environment-friendly adjustable disc brake | |
| CN221161646U (en) | Novel press slider die adjusting locking structure | |
| CN111779754A (en) | High strength protection type car bolt | |
| CN219806818U (en) | Mechanical braking mechanism for locomotive in mine annular parking lot | |
| CN220103038U (en) | Intelligent corridor lighting device of building | |
| CN214946948U (en) | Novel air compressor machine trachea clamping screw | |
| CN208457444U (en) | A kind of high efficiency and heat radiation extruded tube being easily installed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |