CN210366473U - Deflection alarm device for traction sheave of elevator - Google Patents

Abstract

The utility model discloses a traction sheave deflection alarm device of an elevator, which comprises a fixed seat, a limiting rod, a sleeve, a fixed plate and a movable rod, wherein a driving motor is fixedly arranged at the top end of the fixed seat, an output shaft of the driving motor is fixedly connected with a rotating shaft, the limiting rod is fixedly connected on the inner wall of a supporting plate, the limiting rod is provided with a second groove at one end close to the traction sheave, the fixed plate is fixedly sleeved on the inner wall of the sleeve, a first groove is arranged at one end of the movable rod, the movable rod is connected with one side of the traction sheave in a sliding way through a second pulley, one end of a connecting column penetrates through the fixed plate and is fixedly connected with a baffle, a bell is fixedly arranged at the bottom end inside the sleeve, the traction sheave deflection alarm device of the elevator can prevent the traction sheave from damaging the sleeve under the condition of continuous deflection by arranging the limiting rod and the second pulley, the effect of protection gag lever post has been reached, has solved the problem that the driving sheave can cause the damage to the sleeve.

Description

Deflection alarm device for traction sheave of elevator

Technical Field

The utility model relates to an elevator technical field specifically is a driving sheave incline alarm device of elevator.

Background

The traction elevator is generally used in large-scale commercial buildings or office buildings and other areas as a common vertical lifting tool, has the advantages of high transmission height, high acceleration, rapid lifting and the like compared with a hydraulic elevator, but in the long-time rotating process of the traction sheave, axial deviation or inclination of a rotating surface can be generated due to motor vibration or long-term extrusion of a traction rope, general maintenance personnel cannot detect the deviation or the deviation of the traction sheave, which is often the source of major elevator accidents, so that the displacement detection of the traction sheave must be regarded as important. The elevator sheave deflection warning device disclosed in patent document No. CN203845640U can detect the deflection of the sheave and give an alarm, but the sheave still continues to rotate to press the slider and the roller under the condition of the deflection, so that the roller is retracted inside the sleeve, and the sleeve is easily damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a driving sheave incline alarm device of elevator to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a driving sheave deflection alarm device of elevator, includes fixing base, gag lever post, sleeve, fixed plate and carriage release lever, fixing base top fixed mounting has driving motor, driving motor output shaft and pivot fixed connection, the pivot activity cup joints inside the driving sheave, driving motor is fixedly connected with backup pad on one side near the pivot, gag lever post fixed connection is on the backup pad inner wall, the second recess has been seted up to the gag lever post in one of being close to the driving sheave, there is first pulley through roller bearing swing joint on the second recess inner wall, the quantity of gag lever post is two, one of them gag lever post fixed connection is on driving motor.

Sleeve one end fixed connection is on the backup pad inner wall, the fixed cover of fixed plate connects on the sleeve inner wall, first recess has been seted up to carriage release lever one end, there is the second pulley through roller bearing swing joint on the first recess inner wall, the carriage release lever passes through second pulley sliding connection in driving sheave one side, the carriage release lever is at one of skew first recess serve fixedly connected with spliced pole, spliced pole one end run through the fixed plate and with baffle fixed connection, carriage release lever one side fixedly connected with spring, spring fixed connection is between fixed plate and carriage release lever, the inside bottom fixed mounting of sleeve has the jingle bell.

Preferably, the support plate is welded on one side of the driving motor and is an L-shaped plate.

Preferably, the limiting rod is located right above the sleeve, and the length of the limiting rod is greater than that of the sleeve.

Preferably, the movable rod is movably connected inside the sleeve through a connecting column.

Preferably, the number of the sleeves is two, and one sleeve is fixedly connected to the driving motor.

Preferably, the connecting column is movably sleeved inside the spring.

Compared with the prior art, the beneficial effects of the utility model are that: this driving sheave deflection alarm device of elevator can prevent through setting up gag lever post and second pulley that the driving sheave from can causing the damage to the sleeve under the circumstances of continuation skew, utilizes first pulley to prevent that gag lever post and driving sheave from producing the friction, has reached the effect of protection gag lever post, has solved the problem that the driving sheave can cause the damage to the sleeve.

The alarm can be given out when the traction sheave deviates by arranging the baffle, the bells, the connecting columns, the fixing plates, the sleeves and the springs, the effect of reminding maintenance personnel is achieved by contacting the baffle with the bells and starting the bells, and the problem that the traction sheave deviates to cause accidents is solved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the structure of the present invention.

Fig. 3 is an enlarged schematic view of the structure a of the present invention.

In the figure: the device comprises a fixed seat 1, a driving motor 2, a traction sheave 3, a supporting plate 4, a rotating shaft 5, a limiting rod 6, a first pulley 7, a second pulley 8, a rolling shaft 9, a sleeve 10, a baffle 11, a fixing plate 12, a spring 13, a connecting column 14, a movable rod 15, a first groove 16, a second groove 17 and a bell 18.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a driving wheel deflection alarm device of an elevator comprises a fixed seat 1, a limiting rod 6, a sleeve 10, a fixed plate 12 and a moving rod 15, wherein a driving motor 2 is fixedly installed at the top end of the fixed seat 1, an output shaft of the driving motor 2 is fixedly connected with a rotating shaft 5, the rotating shaft 5 is movably sleeved inside a driving wheel 3, a supporting plate 4 is fixedly connected to one side, close to the rotating shaft 5, of the driving motor 2, the supporting plate 4 is welded to one side of the driving motor 2, the supporting plate 4 is an L-shaped plate, the limiting rod 6 is fixedly connected to the inner wall of the supporting plate 4, a second groove 17 is formed in one end, close to the driving wheel 3, of the limiting rod 6, a first pulley 7 is movably connected to the inner wall of the second groove 17 through a rolling shaft 9, the first pulley 7 can be used for preventing the limiting rod 6 from rubbing against the driving wheel 3, the effect of protecting the limiting rod 6 is achieved, the limiting rod 6 is positioned, the protective sleeves 10 are convenient to protect, the number of the limiting rods 6 is two, and one limiting rod 6 is fixedly connected to the driving motor 2.

One end of each sleeve 10 is fixedly connected to the inner wall of the support plate 4, the number of the sleeves 10 is two, one sleeve 10 is fixedly connected to the driving motor 2, the fixing plate 12 is fixedly sleeved on the inner wall of the sleeve 10, one end of the movable rod 15 is provided with a first groove 16, the inner wall of the first groove 16 is movably connected with a second pulley 8 through a rolling shaft 9, the movable rod 15 is slidably connected to one side of the traction wheel 3 through the second pulley 8, the movable rod 15 can be prevented from being damaged through the second pulley 8, the movable rod 15 is fixedly connected with a connecting column 14 at one end deviating from the first groove 16, the movable rod 15 is movably connected inside the sleeve 10 through the connecting column 14, one end of the connecting column 14 penetrates through the fixing plate 12 and is fixedly connected with the baffle 11, the baffle 11 can play a limiting role on the connecting column 14, one side of the movable rod 15 is fixedly connected with a spring 13, the connecting column 14 is movably sleeved inside the spring 13, the moving rod 15 returns to the original position to be continuously used after the traction wheel 3 is maintained under the action of the spring 13, the bell 18 is fixedly installed at the bottom end inside the sleeve 10, and maintenance personnel are reminded of maintenance through the bell 18.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle is as follows: when the traction sheave 3 deviates, the moving rod 15 is extruded to push the baffle 11 towards the interior of the sleeve 10 and the bell 18 is triggered to remind maintenance personnel to maintain, the second pulley 8 can prevent the moving rod 15 from being damaged, the traction sheave 3 is contacted with the first pulley 7 after being deviated and prevents the traction sheave 3 from continuing to deviate through the limiting rod 6, the moving rod 15 is extruded into the sleeve 10 and damages the sleeve 10 due to the deviation of the traction sheave 3, the first pulley 7 can prevent the limiting rod 6 from rubbing against the traction sheave 3, the effect of protecting the limiting rod 6 is achieved, and the moving rod 15 is returned to the original position under the effect of the spring 13 after the traction sheave 3 is maintained and can be continuously used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a driving sheave deflection alarm device of elevator, includes fixing base (1), gag lever post (6), sleeve (10), fixed plate (12) and carriage release lever (15), its characterized in that: the traction sheave driving device is characterized in that a driving motor (2) is fixedly mounted at the top end of the fixing seat (1), an output shaft of the driving motor (2) is fixedly connected with a rotating shaft (5), the rotating shaft (5) is movably sleeved inside the traction sheave (3), a supporting plate (4) is fixedly connected to one side, close to the rotating shaft (5), of the driving motor (2), the limiting rod (6) is fixedly connected to the inner wall of the supporting plate (4), a second groove (17) is formed in one end, close to the traction sheave (3), of the limiting rod (6), a first pulley (7) is movably connected to the inner wall of the second groove (17) through a rolling shaft (9), the number of the limiting rods (6) is two, and one of the limiting rods (6) is fixedly connected to the driving motor (2);

one end of the sleeve (10) is fixedly connected on the inner wall of the supporting plate (4), the fixed plate (12) is fixedly sleeved on the inner wall of the sleeve (10), one end of the moving rod (15) is provided with a first groove (16), the inner wall of the first groove (16) is movably connected with a second pulley (8) through a rolling shaft (9), the moving rod (15) is connected with one side of the traction sheave (3) in a sliding way through a second pulley (8), a connecting column (14) is fixedly connected to one end of the moving rod (15) deviating from the first groove (16), one end of the connecting column (14) penetrates through the fixing plate (12) and is fixedly connected with the baffle plate (11), the utility model discloses a shift lever, including shift lever (15), spring (13) fixed connection is between fixed plate (12) and shift lever (15), the inside bottom fixed mounting of sleeve (10) has jingle bell (18).

2. The traction sheave deflection warning device of an elevator as set forth in claim 1, wherein: the support plate (4) is welded on one side of the driving motor (2), and the support plate (4) is an L-shaped plate.

3. The traction sheave deflection warning device of an elevator as set forth in claim 1, wherein: the limiting rod (6) is located right above the sleeve (10), and the length of the limiting rod (6) is larger than that of the sleeve (10).

4. The traction sheave deflection warning device of an elevator as set forth in claim 1, wherein: the moving rod (15) is movably connected inside the sleeve (10) through a connecting column (14).

5. The traction sheave deflection warning device of an elevator as set forth in claim 1, wherein: the number of the sleeves (10) is two, and one sleeve (10) is fixedly connected to the driving motor (2).

6. The traction sheave deflection warning device of an elevator as set forth in claim 1, wherein: the connecting column (14) is movably sleeved inside the spring (13).

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