CN217102842U

CN217102842U - Maintenance lift structure

Info

Publication number: CN217102842U
Application number: CN202123143550.3U
Authority: CN
Inventors: 蒋凯程; 吴昊
Original assignee: Miracle Automation Engineering Co Ltd
Current assignee: Miracle Automation Engineering Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-08-02
Anticipated expiration: 2031-12-14

Abstract

The utility model relates to a maintenance elevator structure, which comprises an upper frame platform, a driving component, a lifting track and a transmission mechanism; a driving assembly is fixedly arranged on the top frame platform; the driving assembly comprises a driving motor, a torsion arm, a driving shaft and a driven shaft, and the driving shaft and the driven shaft are coaxially and fixedly connected; the two ends and the middle section of the driving shaft and the driven shaft are respectively arranged on the top frame platform through a plurality of bearing assemblies with seats; the driving motor is fixedly connected to the top frame platform through a torque arm, and the output end of the driving motor is fixedly connected with a driving shaft; the transmission mechanism comprises a plurality of belt reel assemblies, a belt and a plurality of roller assemblies. The utility model discloses the whole noise of structure is little, and bearing capacity is big, overhauls and maintains conveniently, and it is big to have solved current novel maintenance lift structure operation sound, problem that bearing capacity is general.

Description

Maintenance elevator structure

Technical Field

The utility model belongs to the technical field of conveying equipment, concretely relates to novel maintenance lift structure

Background

Novel maintenance lift structure wide application realizes transporting, maintaining the carrier that the internal damage of transfer chain appears among the equipment transfer line body, and current maintenance lift utilizes electric block to promote, descend the endless chain to realize transfer track's rising, decline more, nevertheless adopts electric block great, orbital lift stability is general at the operation in-process work sound, the precision is lower. Therefore, in order to solve these problems, it is necessary to develop an electric telescopic fork apparatus which is easy to operate and is safer and more accurate.

Disclosure of Invention

The utility model aims to overcome the not enough of existence among the prior art, provide a novel maintenance lift structure, its whole noise is little, and bearing capacity is big, overhauls and maintains conveniently, and structure self sets up warning system, can check out whether normal work of equipment, guarantee production safety.

According to the utility model provides a technical scheme: a maintenance elevator structure comprises an upper frame platform, a driving assembly, a lifting track and a transmission mechanism; a driving assembly is fixedly arranged on the top frame platform; the driving assembly comprises a driving motor, a torque arm, a driving shaft and a driven shaft, and the driving shaft and the driven shaft are coaxially and fixedly connected into a whole; the two ends and the middle section of the driving shaft and the driven shaft are respectively arranged on the top frame platform through a plurality of bearing assemblies with seats; the driving motor is fixedly connected to the top frame platform through a torque arm, and the output end of the driving motor is fixedly connected with a driving shaft;

the transmission mechanism comprises a plurality of belt reel assemblies, a belt and a plurality of roller assemblies; the belt winding drum assembly is positioned between the belt seat bearing assemblies, and one end of the belt is fixedly connected with the belt winding drum assembly; the tail end of the belt is fixedly connected to the belt fixing tensioning and broken belt detection device;

the roller assembly comprises a first roller assembly, a second roller assembly and a third roller assembly; the second roller assembly is fixedly connected to the lifting track; the first roller assembly and the third roller assembly are respectively and fixedly connected below the top frame platform;

the belt percutaneous belt winding drum assembly, the first roller assembly, the second roller assembly and the third roller assembly are fixedly tensioned to the belt and are connected with the lifting track, and the lifting track can reciprocate up and down.

Further, the driving shaft and the driven shaft are fixedly connected through a coupler.

Further, the bearing assembly with the seat is fixedly connected to the top frame platform through the bearing mounting seat.

Further, the belt reel assembly comprises a base, side plates and clamping plates, the side plates and the clamping plates are fixedly arranged on the base, and the belt is fixedly connected to the clamping plates.

Further, the first roller assembly comprises a roller bracket and a roller, the roller bracket is fixedly connected to the bottom of the top frame platform, and the roller is rotatably arranged on the roller bracket.

Further, the belt tensioning detection device comprises a support, and the support is fixedly connected with the top frame platform; the support frame is fixedly provided with a mounting seat, a screw rod is arranged in the mounting seat in a sliding manner, one end of the screw rod is fixedly provided with a hanging seat, and the hanging seat fixes one end of the belt on the hanging seat through a clamping plate; the other end of the screw rod is fixedly provided with a sleeve seat, and a first number issuing sleeve and a second number issuing sleeve are fixedly arranged on the sleeve seat. A travel switch and a travel switch which can be matched with the first number issuing sleeve and the second number issuing sleeve are fixedly arranged on the bracket; the mounting seat is provided with a positioning seat, and a spring is arranged between the positioning seat and the sleeve seat.

Further, a guide assembly is fixedly installed on the lifting track and comprises a guide support and a guide wheel, the guide support is fixedly installed on the lifting track, and the end portion of the guide support is rotatably provided with the guide wheel.

Furthermore, a guide rail is arranged on the top frame platform, and an inclined angle matched with the guide wheel is arranged at the end part of the guide rail.

Compared with the prior art, the utility model, have following advantage:

1. this novel maintenance lift structure adopts motor drive belt transmission, and the whole noise is little.

2. This novel maintenance lift structure sets up the cooperation of multiunit transmission machine subassembly and uses, and bearing capacity is big.

3. This novel maintenance lift structure sets up and is equipped with the fixed tensioning of belt and takes detection device absolutely, and the operating condition that can effectual detection driving medium in time makes accident alarm.

4. This novel maintenance lift structure sets up lift guide structure, and the track rises the in-process and can not rock, loads the object safety.

Drawings

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

Fig. 2 is a partial schematic view of the present invention.

Fig. 3 is a schematic view of the driving assembly of the present invention.

Fig. 4 is a schematic structural view of the belt transmission assembly of the present invention.

Fig. 5 is a schematic view of the belt tensioning fixing and belt breakage detecting device of the present invention.

Fig. 6 is a schematic view of the guiding assembly of the present invention.

Description of reference numerals: 1-top frame platform, 2-driving component, 2-1-driving motor, 2-2-torque arm, 3-driving shaft, 4-coupling, 5-belt reel component, 5-1-side plate, 5-2-base, 5-3-first clamping plate, 6-driven shaft, 7-bearing component with base, 7-1-bearing mounting base, 8-lifting rail, 9-belt, 10-guiding component, 10-1-bracket, 10-2-guiding wheel, 11-guiding rail, 12-first roller component, 12-1-roller bracket, 12-2-roller, 13-second roller component, 13-1-roller bracket, 13-2-roller, 3-driving shaft, 4-coupling, 5-belt reel component, 5-1-side plate, 5-2-base plate, 5-3-first clamping plate, 6-driven shaft, 7-bearing component with base, 7-1-bearing mounting base, 8-lifting rail, 9-belt, 10-guiding component, 10-1-bracket, 10-guide wheel, 11-guiding rail, 12-first roller component, 12-1-roller bracket, 12-2-roller bracket, 13-second roller component, 13-1-roller component, 2-roller, and 3-roller, 14-a third roller component, 14-1-a roller bracket, 14-2-a roller, 15-a belt fixing tensioning and broken belt detection device, 15-1-a bracket, 15-2-a screw rod, 15-3-a first signaling sleeve, 15-4-a second signaling sleeve, 15-5-a spring, 15-6-a hanging seat, 15-7-a second splint, 15-8-a normally open travel switch, 15-9-a normally closed travel switch, 15-10-a positioning seat, 15-11-a sleeve seat, 15-12-a mounting seat, 16-a flange and 17-a transmission mechanism.

The specific implementation mode is as follows:

in order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

As shown in fig. 1-6, a novel maintenance elevator structure comprises a top frame platform 1, a driving assembly 2, a lifting rail 8 and a transmission mechanism 17; the top frame platform 1 is fixedly provided with a driving assembly 2, and a plurality of second roller assemblies in the transmission mechanism 17 are fixedly connected to the lifting track 8;

the driving assembly 2 comprises a driving motor 2-1, a torsion arm 2-2, a driving shaft 3 and a driven shaft 6, and the driving shaft 3 and the driven shaft 6 are coaxially and fixedly connected into a whole; the two ends and the middle section of the driving shaft 3 and the driven shaft 6 are respectively installed on the top frame platform 1 through a plurality of bearing assemblies with seats 7; the driving motor 2-1 is fixedly connected to the top frame platform 1 through a torque arm 2-2, and the output end of the driving motor 2-1 is fixedly connected with a driving shaft 3;

the transmission mechanism 17 comprises a plurality of belt reel assemblies 5, a belt 9 and a plurality of roller assemblies;

a plurality of belt reel assemblies 5 are respectively and fixedly installed at the two ends and the middle section of the driving shaft 3 and the driven shaft 6; the belt reel assembly 5 is positioned between the belt seat bearing assemblies 7, and one end of the belt 9 is fixedly connected with the belt reel assembly 5; the tail end of the belt 9 is fixedly connected to a belt fixing tensioning and broken belt detection device 15;

the roller assembly comprises a first roller assembly 12, a second roller assembly 13 and a third roller assembly 14; the second roller assembly 13 is fixedly connected to the lifting track 8; the first roller assembly 12 and the third roller assembly 14 are respectively and fixedly connected below the top frame platform 1.

The belt 9 is guided downwards to the second roller assembly 13 through the first roller assembly 12, the belt 9 is guided upwards to the third roller assembly 14 through the second roller assembly 13, the belt 9 is guided to the belt fixing tensioning and belt breakage detecting device 15 through the third roller assembly 14, and the tail end of the belt 9 is fixedly connected to the belt fixing tensioning and belt breakage detecting device 15; therefore, the transmission mechanism 17 starts from the belt reel assembly 5 to the belt fixing tension and broken belt detection device 15, and connects the top frame platform 1 and the lifting rail 8 by the belt 9 through the first roller assembly 12, the second roller assembly 13 and the third roller assembly 14, so that the lifting rail 8 can reciprocate up and down.

Preferably, a flange 16 is fixedly arranged at one end of the driving shaft 3 connected with the driven shaft 6, and the driving shaft 3 is fixedly connected with the driven shaft 6 through a coupler 4.

Preferably, the belt bearing assembly 7 is fixedly connected to the top frame platform 1 through a bearing mounting seat 7-1, and the bearing mounting seat 7-1 has a certain height, so that a space can be provided for the driving shaft 3 and the driven shaft 6 and the top frame platform, and the rotation of the belt reel assembly 5 on the shaft is not affected.

Preferably, the belt reel assembly 5 comprises a base 5-1, the base 5-1 is fixedly connected to the driving shaft 3 and the driven shaft 6, the base 5-1 is fixedly provided with a side plate 5-2 and a first clamping plate 5-3, the first clamping plate 5-3 is arranged between the two side plates 5-2, and the belt 9 is fixedly connected to the first clamping plate 5-3; the belt reel assembly 5 is axially fixed with the sleeve through a shaft shoulder and is radially fixed through key connection.

Preferably, the first roller assembly 12 comprises a roller bracket 12-1 and a roller 12-2, the roller bracket 12-1 is fixedly connected to the bottom of the upper frame platform 1, and the roller 12-2 is rotatably arranged on the roller bracket 12-1; the second roller assembly 13 comprises a roller bracket 13-1 and a roller 13-2, the roller bracket 13-1 is fixedly connected to the lifting track 8, and the roller 13-2 is rotatably arranged on the roller bracket 13-1; the third roller assembly 14 comprises a roller bracket 14-1 and a roller 14-2, the roller bracket 14-1 is fixedly connected to the bottom of the top frame platform 1, and the roller 14-2 is rotatably arranged on the roller bracket 14-1; the first roller assembly 12, the second roller assembly 13 and the third roller assembly 14 have the same structure.

Preferably, the belt fixing, tensioning and belt breakage detecting device 15 comprises a support 15-1, and the support 15-1 is fixedly connected with the top frame platform 1; a mounting seat 15-12 is fixedly arranged on the bracket 15-1, a screw rod 15-2 is arranged in the mounting seat 15-12 in a sliding manner, a hanging seat 15-6 is fixedly arranged at one end of the screw rod 15-2, and one end of the belt 9 is fixed on the hanging seat 15-6 by the hanging seat 15-6 through a second clamping plate 15-7; the other end of the screw 15-2 is fixedly provided with a sleeve seat 15-11, and the sleeve seat 15-11 is fixedly provided with a first number issuing sleeve 15-3 and a second number issuing sleeve 15-4. A normally open travel switch 15-8 and a normally closed travel switch 15-9 which can be matched with the first number issuing sleeve 15-3 and the second number issuing sleeve 15-4 are fixedly arranged on the bracket 15-1; a positioning seat 15-10 is fixedly arranged on the mounting seat 15-12, and a spring 15-5 is arranged between the positioning seat 15-10 and the sleeve seat 15-11; when the belt 9 normally works, the spring 15-5 is in a compressed state, at the moment, the first number issuing sleeve 15-3 and the second number issuing sleeve 15-4 are in set working positions, the normally open travel switch 15-8 is in a triggered state, and the normally closed travel switch 15-9 is in an unset state; when the belt 9 is broken, the spring 15-5 is reset and is in a relaxed state, the first number sleeve 15-3 retreats to trigger the normally closed travel switch 15-9, and an alarm is given to indicate that the belt 9 is broken; when the belt 9 is overloaded, the spring is compressed excessively, the second signaling sleeve advances 15-4 to separate from the normally open travel switch 15-8, the normally open travel switch 15-8 is restored to the initial state, and an alarm is given to indicate that the belt 9 is overloaded.

Preferably, a plurality of guide assemblies 10 are fixedly arranged on the lifting rail 8, and a guide rail 11 capable of being matched with the guide assemblies 10 is fixedly arranged on the top frame platform 1; the cooperation of multiunit guide assembly 10 can make lifting rail 8 vertical lift simultaneously, also can not rock about.

The guide assembly 10 comprises a guide support 10-1, the guide support 10-1 is fixedly arranged on the lifting track 8, and a guide wheel 10-2 is rotatably arranged at the end part of the guide support 10-1; the guide rail 11 is provided with an inclination angle convenient to be matched with the guide wheel 10-2; when the lifting track rises, the guide wheels 10-2 are matched with the guide track 11, so that the rising track of the lifting track can be limited, and the lifting track cannot shake.

The utility model discloses a theory of operation:

when the lifting track 8 needs to be lifted, the driving motor 2-1 is powered on, the driving shaft 3 drives the driven shaft 6 through the coupler 4, the belt reel assemblies 5 on the driving shaft 3 and the driven shaft 6 rotate to roll up the belt 9, the other end of the belt 9 is fixed at the bottom of the top frame platform through the belt fixing tensioning and belt breakage detection device, the first roller assembly 12 and the third roller assembly 14 are both fixed at the bottom of the top frame platform, when the belt 9 is rolled up, the second roller assembly 12 is driven to lift through the first roller assembly 12, the second roller assembly 12 is fixedly connected with the lifting track 8, the lifting track 8 lifts along with the second roller assembly, and otherwise, the lifting track 8 falls. In the working process, the belt fixing and tensioning and broken belt detection device 15 detects the working state of the belt 9 constantly, and when the belt 9 is broken or the belt 9 is overloaded, an alarm is given to remind an operator.

It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. The utility model provides a maintenance lift structure, includes roof-rack platform (1), drive assembly (2), lift track (8) and drive mechanism (17), its characterized in that: a driving component (2) is fixedly arranged on the top frame platform (1); the driving assembly (2) comprises a driving motor (2-1), a torsion arm (2-2), a driving shaft (3) and a driven shaft (6), and the driving shaft (3) and the driven shaft (6) are coaxially and fixedly connected; the two ends and the middle section of the driving shaft (3) and the driven shaft (6) are respectively installed on the top frame platform (1) through a plurality of bearing assemblies with seats (7); the driving motor (2-1) is fixedly connected to the top frame platform (1) through a torque arm (2-2), and the output end of the driving motor (2-1) is fixedly connected with the driving shaft (3);

the transmission mechanism (17) comprises a plurality of belt reel assemblies (5), a belt (9) and a plurality of roller assemblies; a plurality of belt reel assemblies (5) are respectively and fixedly installed at the two ends and the middle section of the driving shaft (3) and the driven shaft (6); the belt reel assembly (5) is positioned between the belt seat bearing assemblies (7), and one end of the belt (9) is fixedly connected with the belt reel assembly (5); the other end of the belt (9) is fixedly connected to a belt fixing tensioning and broken belt detection device (15);

the roller assembly comprises a first roller assembly (12), a second roller assembly (13) and a third roller assembly (14); the second roller assembly (13) is fixedly connected to the lifting track (8); the first roller assembly (12) and the third roller assembly (14) are respectively and fixedly connected to the top frame platform (1);

the belt (9) is connected with the top frame platform (1) and the lifting track (8) through a belt reel assembly (5), a first roller assembly (12), a second roller assembly (13) and a third roller assembly (14) to a belt fixing tensioning and belt breakage detection device (15), so that the lifting track (8) can reciprocate up and down.

2. A service lift structure according to claim 1, characterized in that: and a flange (16) is fixedly arranged at one end of the driving shaft (3) connected with the driven shaft (6) respectively, and the driving shaft (3) is fixedly connected with the driven shaft (6) through a coupler (4).

3. A service lift structure according to claim 1, characterized in that: the bearing assembly (7) with the seat is fixedly connected to the top frame platform (1) through a bearing mounting seat (7-1).

4. A service lift structure according to claim 1, characterized in that: the belt winding drum assembly (5) comprises a base (5-1), a side plate (5-2) and a first clamping plate (5-3), the side plate (5-2) and the first clamping plate (5-3) are fixedly arranged on the base (5-1), and a belt (9) is fixedly connected onto the first clamping plate (5-3).

5. A service lift structure according to claim 1, characterized in that: the first roller assembly (12) comprises a roller support (12-1) and a roller (12-2), the roller support (12-1) is fixedly connected to the bottom of the top frame platform (1), and the roller (12-2) is rotatably arranged on the roller support (12-1).

6. A service lift structure according to claim 1, characterized in that: the belt fixing, tensioning and broken belt detection device (15) comprises a support (15-1), and the support (15-1) is fixedly connected with the top frame platform (1); a mounting seat (15-12) is fixedly arranged on the support (15-1), a screw rod (15-2) is arranged in the mounting seat (15-12) in a sliding manner, a hanging seat (15-6) is fixedly arranged at one end of the screw rod (15-2), and one end of a belt (9) is fixed on the hanging seat (15-6) through a second clamping plate (15-7) by the hanging seat (15-6); a sleeve seat (15-11) is fixedly arranged at the other end of the screw rod (15-2), a first number issuing sleeve (15-3) and a second number issuing sleeve (15-4) are fixedly arranged on the sleeve seat (15-11), and a normally open travel switch (15-8) and a normally closed travel switch (15-9) which can be matched with the first number issuing sleeve (15-3) and the second number issuing sleeve (15-4) are fixedly arranged on the bracket (15-1); the mounting seat (15-12) is provided with a positioning seat (15-10), and a spring (15-5) is arranged between the positioning seat (15-10) and the sleeve seat (15-11).

7. A service lift structure according to claim 1, characterized in that: the guide assembly (10) is fixedly arranged on the lifting track (8), the guide assembly (10) comprises a guide support (10-1) and a guide wheel (10-2), the guide support (10-1) is fixedly arranged on the lifting track (8), and the guide wheel (10-2) is rotatably arranged at the end part of the guide support (10-1).

8. A service lift structure according to claim 7, characterized in that: a guide rail (11) is arranged on the top frame platform (1), and an inclined angle matched with the guide wheel (10-2) is arranged at the end part of the guide rail (11).