CN211619715U

CN211619715U - Main rotating shaft with automatic lubricating function for elevator

Info

Publication number: CN211619715U
Application number: CN202020174425.5U
Authority: CN
Inventors: 王宏林; 王静; 汤小云
Original assignee: Jiangsu Jiuli Machinery Co ltd
Current assignee: Jiangsu Jiuli Machinery Co ltd
Priority date: 2020-02-17
Filing date: 2020-02-17
Publication date: 2020-10-02
Anticipated expiration: 2030-02-17

Abstract

The utility model relates to the technical field of elevator driving accessories, in particular to a main rotating shaft with automatic lubrication function for an elevator, which comprises a driving shaft body and a connecting block, wherein one side of the driving shaft body is connected with a shaft coupling pipe fitting, and one side of the shaft coupling pipe fitting, which is far away from the driving shaft body, is provided with a driven shaft body, the outer end of the driving shaft body is sleeved with a sleeve, and a lubricating medium stored in the oil storage tank is quickly brought to the driving shaft body by virtue of a connecting crack between a movable ball and the connecting block under the separation and current limiting coordination of the movable ball by virtue of a throwing force generated in the rotating process through the arranged first sealing gasket, an oil storage tank, the connecting block, the movable ball, the sleeve and the driving shaft body taken out from the sleeve as the first sealing gasket, the whole lubricating operation is quick and labor-saving, and excessive disassembly operation is not required.

Description

Main rotating shaft with automatic lubricating function for elevator

Technical Field

The utility model relates to an elevator drive accessory technical field specifically is a main axis of rotation for elevator with self-lubricate function.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. In a stationary type lifting apparatus serving a prescribed floor, the whole lifting operation is performed by the rotation transmission of a motor during the starting of an elevator, and a main rotating shaft is one of components constituting the motor.

The main axis of rotation on the market needs to carry out multiple dismantlement operation earlier when the cooperation motor realizes the transmission operation, just can conveniently realize lubricated operation, and whole process is very loaded down with trivial details to in transmission process, sealing member's is impaired, when being not convenient for take out fast, also increases the number of times that the axis body took place the accident and struggle to break away, consequently, provides a main axis of rotation for elevator with self-lubricate function to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator is with main axis of rotation with self-lubricate function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a main rotating shaft with an automatic lubricating function for an elevator comprises a driving shaft body and a connecting block, wherein one side of the driving shaft body is connected with a coupling pipe fitting, a driven shaft body is arranged on one side, away from the driving shaft body, of the coupling pipe fitting, a sleeve is sleeved at the outer end of the driving shaft body, positioning insertion rods are welded at the upper end and the lower end of the sleeve, an oil storage tank is fixed inside the sleeve, an overflow hole is formed in the bottom of the oil storage tank through pouring, a connecting support is fixed right below the overflow hole, a first sealing gasket is arranged at the joint of the connecting support and the overflow hole, a built-in frame is mounted inside the coupling pipe fitting, a second sealing gasket is mounted on the inner wall of the built-in frame, a sliding rod is fixed right above the built-in frame, the connecting block is fixed inside the overflow hole through an integrated arrangement, and a movable ball is movably connected inside the, the connecting part of the sliding rod and the coupling pipe fitting is provided with a sliding groove, the outer end of the sliding rod is fixed with a positioning plate, one side of the connecting support is welded with an S-pole magnetic block, and one side of the S-pole magnetic block is fixed with an N-pole magnetic block.

Preferably, the horizontal axis of the driving shaft body and the horizontal axis of the driven shaft body are overlapped with each other, and the driven shaft body is in spiral connection with the shaft coupling pipe fitting through a thread groove body.

Preferably, the sleeve and the driving shaft body are connected to form a nested structure, and the sleeve is fixedly connected with the coupling pipe fitting through the positioning inserted link in an inserting mode.

Preferably, the batch oil tank and telescopic connection constitute the integral type structure, and the bottom of batch oil tank is provided with the overflow hole that is cavity form equidistance structure, be provided with the linking bridge that the appearance is "L" type structure under the overflow hole, and the linking bridge is through bonding and first sealed fixed connection that fills up, the inside in overflow hole sets up the connecting block that is symmetrical column structure.

Preferably, the built-in frame is connected with the sliding groove through a sliding rod, the sliding groove is fixedly connected with the coupling pipe fitting through pouring, the coupling pipe fitting forms a slidable structure with the built-in frame through the sliding rod, the sliding groove, the built-in frame is connected with the second sealing gasket through bonding, and the inner surface of the second sealing gasket is attached to the outer surface of the driven shaft body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged first sealing gasket, the oil storage tank, the connecting block, the movable ball, the sleeve and the active shaft body, along with taking out from the interior of the sleeve as the first sealing gasket, then when the sleeve is carried by the active shaft body to rotate, under the separation and current limiting cooperation of the movable ball, the device can quickly bring the lubricating medium stored in the oil storage tank to the active shaft body by means of the connecting crack between the movable ball and the connecting block, thereby realizing the whole automatic lubricating operation, compared with the previous multiple dismounting and re-lubricating, the whole lubricating operation is quick and labor-saving, and excessive dismounting operation is not needed;

2. the utility model discloses in, through the sealed pad of second that sets up, built-in frame, slide bar and spout, when needs take out the sealed pad of impaired second, including built-in frame, under the connection cooperation of slide bar and spout, the built-in frame that receives behind the traction carries the sealed pad of second and realizes outwards pulling out, it utilizes the pull action to be taken out to seal up until impaired second, can realize the dismantlement operation to impaired sealing member, this design is when making the change operation in later stage more convenient, the smooth going on of the whole transmission operation of also being convenient for.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic top view of the sleeve according to the present invention;

fig. 4 is the utility model discloses a coupling pipe fitting looks sideways at the structural schematic.

In the figure: the magnetic bearing comprises a driving shaft body 1, a coupling pipe 2, a driven shaft body 3, a sleeve 4, a positioning inserted rod 5, an oil storage tank 6, an overflow hole 7, a connecting support 8, a first sealing gasket 9, a built-in frame 10, a second sealing gasket 11, a sliding rod 12, a connecting block 13, a movable ball 14, a sliding groove 15, a positioning plate 16, a magnetic block of 17-N pole and a magnetic block of 18-S pole.

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.

Referring to fig. 1-4, the present invention provides a technical solution:

a main rotating shaft with an automatic lubricating function for an elevator comprises a driving shaft body 1 and a connecting block 13, wherein one side of the driving shaft body 1 is connected with a coupling pipe fitting 2, one side of the coupling pipe fitting 2, which is far away from the driving shaft body 1, is provided with a driven shaft body 3, the outer end of the driving shaft body 1 is sleeved with a sleeve 4, the upper end and the lower end of the sleeve 4 are welded with positioning insertion rods 5, an oil storage tank 6 is fixed inside the sleeve 4, the bottom of the oil storage tank 6 is provided with an overflow hole 7 through pouring, a connecting support 8 is fixed under the overflow hole 7, a first sealing gasket 9 is arranged at the joint of the connecting support 8 and the overflow hole 7, a built-in frame 10 is arranged inside the coupling pipe fitting 2, a second sealing gasket 11 is arranged on the inner wall of the built-in frame 10, a sliding rod 12 is fixed right above the built-in frame 10, the connecting block 13, and the inside of the connecting block 13 is movably connected with a movable ball 14 through a fit groove body, a sliding groove 15 is arranged at the joint of the sliding rod 12 and the coupling pipe fitting 2, a positioning plate 16 is fixed at the outer end of the sliding rod 12, an S-pole magnetic block 18 is welded at one side of the connecting support 8, and an N-pole magnetic block 17 is fixed at one side of the S-pole magnetic block 18.

The transverse central axis of the driving shaft body 1 and the transverse central axis of the driven shaft body 3 are mutually superposed, the driven shaft body 3 is in threaded connection with the shaft coupling pipe fitting 2 through a threaded groove body, the driven shaft body 3 is connected with a lifting mechanism of an elevator in a gear connection mode, the driving shaft body 1 serving as a driving main shaft component can carry the driven shaft body 3 through the shaft coupling pipe fitting 2 for transmission after the motor is controlled to start under the connection and matching of the shaft coupling pipe fitting 2, the lifting mechanism of the elevator can carry an elevator box body for lifting operation after rotary rotation is converted into linear motion by means of mutual engagement of teeth and racks under the matching of gear transmission, and the lifting operation principle of the elevator related to the structure is the prior art; the sleeve 4 and the driving shaft body 1 are connected to form a nested structure, the sleeve 4 is fixedly connected with the coupling pipe fitting 2 through the positioning inserted rod 5 in an inserting mode, after the sleeve 4 sleeved on the outer end of the driving shaft body 1 is connected with the driving shaft body and the driven shaft body in a combining mode, the sleeve 4 can be fixedly connected with the coupling pipe fitting 2 through the positioning inserted rod 5 after being pulled, after the inserted positioning inserted rod 5 is spirally positioned through the sleeving of nuts, and the phenomenon that the sleeve 4 falls off due to the rotation action of the shaft body in the later period is avoided; the oil storage tank 6 and the sleeve 4 are connected to form an integral structure, the bottom of the oil storage tank 6 is provided with overflow holes 7 which are of a hollow equidistant structure, a connecting support 8 which is of an L-shaped structure is arranged right below the overflow holes 7, the connecting support 8 is fixedly connected with a first sealing gasket 9 through bonding, connecting blocks 13 which are of a symmetrical structure are arranged inside the overflow holes 7, before lubrication operation is needed, the device takes out the first sealing gasket 9 serving as a sealing component from the inside of the sleeve 4 through the connecting support 8 in advance under the connection and matching of a fit groove body, and then when the sleeve 4 is carried by the driving shaft body 1 to rotate, the device enables a lubricating medium stored in the oil storage tank 6 to crack through a connecting crack between the movable ball 14 and the connecting blocks 13 under the separation and flow limiting matching of the movable ball 14 in the rotating process, the structure enables the whole device to have automatic lubrication operation, and meanwhile, compared with the prior multiple disassembly and re-lubrication, the whole lubrication operation is quick and labor-saving, and excessive disassembly operation is not needed; the built-in frame 10 is connected with the sliding groove 15 through the sliding rod 12, the sliding groove 15 is fixedly connected with the coupling pipe fitting 2 through casting, the coupling pipe fitting 2 forms a slidable structure through the sliding rod 12, the sliding groove 15 and the built-in frame 10, the built-in frame 10 is connected with the second sealing gasket 11 through bonding, the inner surface of the second sealing gasket 11 and the outer surface of the driven shaft body 3 are mutually attached, when the second sealing gasket 11 serving as a sealing component is damaged due to long-time rotation, under the wrapping connection matching of the built-in frame 10, the device takes the sliding rod 12 as a movable component, the built-in frame 10 is manually controlled to pull the second sealing gasket 11 to be carried, the sliding rod 12 is pulled outwards along a track arranged inside the sliding groove 15 until the damaged second sealing gasket 11 is taken out by the aid of the sliding pulling action, the dismounting operation of the damaged sealing component can be realized, and the structure enables the whole device to have a sealing structure convenient to dismount, through carrying out quick dismantlement to impaired sealing member, when making the change operation in later stage more convenient, the whole transmission of also being convenient for operates going on smoothly.

The working process is as follows: when a driving shaft body 1 serving as a driving main shaft component is controlled to start by a motor, a driven shaft body 3 can be carried by a coupling pipe fitting 2 for transmission, under the coordination of gear transmission, the device can convert rotary rotation into linear motion by means of mutual fit of teeth and racks, so that a lifting mechanism of an elevator can carry an elevator box body for lifting operation, before lubrication operation is needed, the device takes out a first sealing gasket 9 from the inside of a sleeve 4 through a connecting support 8 in advance, and then when the driving shaft body 1 carries the sleeve 4 to rotate, under the separation and flow limiting coordination of a movable ball 14, the device can quickly carry a lubricating medium stored in an oil storage tank 6 to the driving shaft body 1 by means of a throwing force generated in the rotating process, so that the whole automatic lubrication operation is realized, when the damaged second gasket 11 needs to be taken out, the pulled built-in frame 10 will carry the second gasket 11 outwards to be pulled out until the damaged second gasket 11 is taken out by the sliding and pulling action, and then the operation of detaching the damaged sealing member can be realized.

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

1. The utility model provides a main axis of rotation for elevator with self-lubricate function, includes initiative axis body (1) and connecting block (13), its characterized in that: one side of the driving shaft body (1) is connected with a coupling pipe fitting (2), one side, far away from the driving shaft body (1), of the coupling pipe fitting (2) is provided with a driven shaft body (3), the outer end of the driving shaft body (1) is sleeved with a sleeve (4), positioning insertion rods (5) are welded at the upper end and the lower end of the sleeve (4), an oil storage tank (6) is fixed inside the sleeve (4), an overflow hole (7) is formed in the bottom of the oil storage tank (6) through pouring, a connecting support (8) is fixed under the overflow hole (7), a first sealing gasket (9) is arranged at the joint of the connecting support (8) and the overflow hole (7), a built-in frame (10) is installed inside the coupling pipe fitting (2), a second sealing gasket (11) is installed on the inner wall of the built-in frame (10), a sliding rod (12) is fixed right above the built-in frame (10), connecting block (13) are fixed in the inside of overflow hole (7) through the integral type setting, and the inside of connecting block (13) has movable ball (14) through agreeing with cell body swing joint, spout (15) have been seted up to the junction of slide bar (12) and shaft coupling pipe fitting (2), and the outer end of slide bar (12) is fixed with locating plate (16), one side welding of linking bridge (8) has S utmost point magnetism piece (18), and one side of S utmost point magnetism piece (18) is fixed with N utmost point magnetism piece (17).

2. The main rotating shaft for elevator with automatic lubricating function according to claim 1, characterized in that: the horizontal axis of the driving shaft body (1) and the horizontal axis of the driven shaft body (3) are overlapped with each other, and the driven shaft body (3) is in spiral connection with the coupling pipe fitting (2) through a thread groove body.

3. The main rotating shaft for elevator with automatic lubricating function according to claim 1, characterized in that: the sleeve (4) and the driving shaft body (1) are connected to form a nested structure, and the sleeve (4) is fixedly connected with the coupling pipe fitting (2) in an inserting mode through the positioning inserted rod (5).

4. The main rotating shaft for elevator with automatic lubricating function according to claim 1, characterized in that: the connection of batch oil tank (6) and sleeve (4) constitutes integral type structure, and the bottom of batch oil tank (6) is provided with overflow hole (7) that are cavity form equidistance structure, be provided with linking bridge (8) that the appearance is "L" type structure under overflow hole (7), and linking bridge (8) are through bonding and first sealed pad (9) fixed connection, the inside setting of overflow hole (7) is connecting block (13) of symmetry column structure.

5. The main rotating shaft for elevator with automatic lubricating function according to claim 1, characterized in that: the built-in frame (10) is connected with the sliding groove (15) through the sliding rod (12), the sliding groove (15) is fixedly connected with the coupling pipe fitting (2) through pouring, the coupling pipe fitting (2) forms a slidable structure through the sliding rod (12), the sliding groove (15) and the built-in frame (10), the built-in frame (10) is connected with the second sealing gasket (11) through bonding, and the inner surface of the second sealing gasket (11) and the outer surface of the driven shaft body (3) are mutually attached.