CN211341996U

CN211341996U - Positioning mechanism of double-column lifter

Info

Publication number: CN211341996U
Application number: CN201921583684.7U
Authority: CN
Inventors: 陈世明; 史焕然; 史和庆
Original assignee: Jiangsu Runbang Intelligent Garage Co ltd
Current assignee: Jiangsu Runbang Intelligent Garage Co ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-08-25
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a positioning mechanism of a double-column lifter, which comprises two columns, a lifting driving mechanism is fixedly arranged above the columns, one side of the columns is fixedly connected with a parking platform, a lifter body is fixedly arranged below the columns, a speed reducing motor is fixedly arranged below the lifter body through a bolt group, an output shaft of the speed reducing motor is fixedly connected with a belt shaft gear through a shaft coupling, and a gear box is fixedly arranged below the lifter body through the bolt group; the utility model discloses a drive the just reverse rotation of tape spool gear through the shaft coupling when gear motor is just reversing, tape spool gear through with the tooth engagement of rack, form the transmission of rack and pinion formula to turning into the rotary motion of tape spool gear the linear motion of rack, because the symmetrical arrangement form of two racks, two racks present opposite direction of motion.

Description

Positioning mechanism of double-column lifter

Technical Field

The utility model relates to a mechanical type parking equipment technical field specifically is a positioning mechanism of double-column lift.

Background

The mechanical parking equipment is a general name of equipment for transporting and parking automobiles in a mechanical garage and can be divided into lifting and transverse moving type parking equipment, vertical circulating type parking equipment, roadway stacking type parking equipment, horizontal circulating type parking equipment, multilayer circulating type parking equipment, plane moving type parking equipment, a special elevator body for automobiles, vertical lifting type parking equipment, simple lifting type parking equipment and the like.

When the existing positioning mechanism is used, the fixing effect is poor, the positioning is not accurate, parts are easy to loosen when the positioning mechanism is used, and the positioning mechanism is inconvenient to disassemble and maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning mechanism of double-column lift to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning mechanism of a double-upright-column lifter comprises two upright columns, wherein a lifting driving mechanism is fixedly mounted above the upright columns, a parking platform is fixedly connected to one side of each upright column, a lifter body is fixedly mounted below the upright columns, a speed reducing motor is fixedly mounted below the lifter body through a bolt group, an output shaft of the speed reducing motor is fixedly connected with a belt shaft gear through a coupler, a gear box is fixedly mounted below the lifter body through the bolt group, a positioning mechanism is fixedly mounted above the gear box, the belt shaft gear extends to an inner cavity of the gear box, a large bearing and a small bearing are fixedly mounted on the front side and the rear side of the inner side wall of the gear box, guide sleeves are fixedly connected on the left side and the right side below the lifter body, self-lubricating shaft sleeves are fixedly mounted in the inner cavities of the guide sleeves, and positioning pins are slidably connected with the inner cavities of the self-, the one end that the locating pin is close to the gear box is through connecting pin axle fixedly connected with rod end joint bearing, the one end threaded connection that connecting pin axle was kept away from to rod end joint bearing has the connecting rod, the one end threaded connection that rod end joint bearing was kept away from to the connecting rod has the circular rack, the one end that the connecting rod was kept away from to the circular rack runs through to the inner chamber of gear box and is connected with the meshing of the front and back both sides of tape spool gear.

As further preferable in the present technical solution: the gear with the shaft is arranged in a stepped shaft shape, teeth are arranged on one side of the gear with the shaft, and the circular rack is connected with the gear with the shaft in a meshed mode through the teeth.

As further preferable in the present technical solution: the middle part of the gear with the shaft is provided with an annular groove, and the large bearing is fixedly connected with the inner cavity of the annular groove through a retaining ring for the shaft.

As further preferable in the present technical solution: the inner side of one end of the coupler is fixedly provided with a flat key, and one side of the gear with the shaft is provided with a key groove matched with the flat key.

As further preferable in the present technical solution: round holes matched with the round racks are formed in the left side and the right side of the gear box.

As further preferable in the present technical solution: first screw holes are formed in the periphery of the top of the gear box, the bottom of the elevator body is in threaded connection with the first screw holes through bolts, and a cavity matched with the gear with the shaft is formed in the axis of the top of the gear box.

As further preferable in the present technical solution: and a second threaded hole is formed in one end, far away from the connecting rod, of the guide sleeve, and a blocking cover is fixedly connected and installed in the second threaded hole through a screw.

As further preferable in the present technical solution: the connecting rod is cylindric setting, the lateral wall center department of connecting rod has seted up the square mouth, the external screw thread has been seted up to connecting rod one end, and the cavity has been seted up to the other end, and has seted up the internal thread in the cavity, the both ends of connecting rod are passed through external screw thread and internal thread and are connected with circular rack and rod end joint bearing threaded connection respectively.

As further preferable in the present technical solution: the circular rack is arranged in a cylindrical shape, the outer side wall of the circular rack is provided with teeth matched with the gear with the shaft, and the end, away from the gear with the shaft, of the circular rack is provided with an external thread matched with the connecting rod.

As further preferable in the present technical solution: the locating pin is cylindricly set up, and one end is coniform setting.

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

the utility model has the advantages that the positive and negative rotation of the belt shaft gear is driven by the coupler when the speed reducing motor rotates positively and negatively, the belt shaft gear is meshed with the circular rack to form the rack-and-pinion type transmission, so that the rotary motion of the belt shaft gear is converted into the linear motion of the circular rack, and the two circular racks have opposite motion directions due to the symmetrical arrangement of the two circular racks;

two, the utility model discloses a locating hole on the locating pin inserts the stand is in order to realize the accurate positioning, and every layer all is equipped with the locating hole on the stand to realize every layer of location, release the purpose of location when reaching the withdrawal promptly.

Drawings

Fig. 1 is a schematic structural view of a double-column elevator body of the present invention;

FIG. 2 is a schematic structural view of the positioning mechanism of the present invention;

fig. 3 is a schematic view of the positioning mechanism of the present invention;

fig. 4 is a schematic top view of the positioning mechanism of the present invention;

fig. 5 is a left side view structural schematic diagram of the positioning mechanism of the present invention;

fig. 6 is a schematic side view of the reduction motor of the present invention;

fig. 7 is a schematic view of a sectional structure of the guide sleeve of the present invention in a state where the positioning pin is extended;

fig. 8 is a schematic view of the structure of the guide sleeve of the present invention when the positioning pin is retracted;

FIG. 9 is a schematic perspective view of the gear box of the present invention;

FIG. 10 is a schematic view of the gear box according to the present invention;

FIG. 11 is a schematic cross-sectional view of the gear box according to the present invention in a side view;

fig. 12 is a schematic front view of the circular rack of the present invention;

fig. 13 is a schematic front view of the connecting rod of the present invention;

fig. 14 is a schematic sectional view of the connecting rod of the present invention;

fig. 15 is a schematic side view of the guide sleeve of the present invention;

fig. 16 is a schematic sectional view of the guide sleeve of the present invention;

fig. 17 is a schematic structural view of the positioning pin of the present invention.

In the figure: 1. a lift drive mechanism; 2. a column; 3. a parking platform; 4. an elevator body; 5. a positioning mechanism; 6. a reduction motor; 7. a coupling; 8. a belt shaft gear; 9. a gear case; 10. a circular rack; 11. a second threaded hole; 12. a connecting rod; 13. a rod end oscillating bearing; 14. connecting a pin shaft; 15. a guide sleeve; 16. positioning pins; 17. a self-lubricating shaft sleeve; 18. a blocking cover; 19. a large bearing; 20. a small bearing; 21. a flat bond; 22. an annular groove; 23. a keyway; 24. a circular hole; 25. a first threaded hole; 26. and (4) square opening.

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.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known by the technical manual or by the conventional experimental method.

Examples

Referring to fig. 1-17, the present invention provides a technical solution: a positioning mechanism of a double-column lifter comprises two columns 2, a lifting driving mechanism 1 is fixedly mounted above the columns 2, a parking platform 3 is fixedly connected to one side of each column 2, a lifter body 4 is fixedly mounted below each column 2, a speed reduction motor 6 is fixedly mounted below each lifter body 4 through a bolt group, an output shaft of each speed reduction motor 6 is fixedly connected with a belt shaft gear 8 through a coupler 7, a gear box 9 is fixedly mounted below each lifter body 4 through a bolt group, a positioning mechanism 5 is fixedly mounted above each gear box 9, each belt shaft gear 8 extends to an inner cavity of each gear box 9, a large bearing 19 and a small bearing 20 are fixedly mounted on the front side and the rear side of the inner side wall of each gear box 9, guide sleeves 15 are fixedly connected on the left side and the right side below each lifter body 4, the inner chamber fixed mounting of uide bushing 15 has self-lubricating axle sleeve 17, self-lubricating axle sleeve 17's inner chamber sliding connection locating pin 16, locating pin 16 is close to the one end of gear box 9 and passes through connecting pin axle 14 fixedly connected with rod end joint bearing 13, the one end threaded connection that connecting pin axle 14 was kept away from to rod end joint bearing 13 has connecting rod 12, the one end threaded connection that rod end joint bearing 13 was kept away from to connecting rod 12 has circular rack 10, circular rack 10 keeps away from the one end of connecting rod 12 and runs through to the inner chamber of gear box 9 and be connected with the meshing of the front and back both sides of tape spool.

In this embodiment, specifically: the gear with shaft 8 is in a stepped shaft shape, teeth are arranged on one side of the gear with shaft, and the circular rack 10 is meshed and connected with the gear with shaft 8 through the teeth.

In this embodiment, specifically: the middle part of the gear with shaft 8 is provided with an annular groove 22, the large bearing 19 is fixedly connected with the inner cavity of the annular groove 22 through a retaining ring for a shaft, and the large bearing 19 is used for reducing the friction force between the gear with shaft 8 and the annular groove 22.

In this embodiment, specifically: the inboard fixed mounting of shaft coupling 7 one end has flat key 21, the keyway 23 with flat key 21 looks adaptation is seted up to one side of tape spool gear 8 for be connected the transmission moment of torsion with shaft coupling 7.

In this embodiment, specifically: round holes 24 matched with the circular racks 10 are formed in the left side and the right side of the gear box 9, and the round holes 24 are used for facilitating sliding of the circular racks 10.

In this embodiment, specifically: first screw hole 25 has all been seted up around the gear box 9 top, 4 bottoms of lift body pass through bolt and first screw hole 25 threaded connection. And a cavity matched with the gear with shaft 8 is formed in the axis of the top of the gear box 9.

In this embodiment, specifically: a second threaded hole 11 is formed in one end, far away from the connecting rod 12, of the guide sleeve 15, a blocking cover 18 is installed in the second threaded hole 11 through fixed connection of a screw, and the blocking cover 18 is used for limiting the connecting rod 12.

In this embodiment, specifically: connecting rod 12 is cylindric setting, square opening 26 has been seted up to the lateral wall center department of connecting rod 12, the external screw thread has been seted up to connecting rod 12 one end, and the cavity has been seted up to the other end, and has seted up the internal thread in the cavity, the both ends of connecting rod 12 are passed through external screw thread and internal thread and are respectively with circular rack 10 and rod end joint bearing 13 threaded connection, can adjust whole length through the screw thread, and square opening 26 is the position that the spanner was placed.

In this embodiment, specifically: the circular rack 10 is arranged in a cylindrical shape, teeth matched with the gear with the shaft 8 are arranged on the outer side wall of the circular rack 10, and external threads matched with the connecting rod 12 are formed in one end, far away from the gear with the shaft 8, of the circular rack 10.

In this embodiment, specifically: the positioning pin 16 is cylindrical, one end of the positioning pin is conical, the other end of the positioning pin is provided with a notch, the outer side wall of the notch is provided with a through hole, and the through hole is used for installing the connecting pin shaft 14 and the rod end joint bearing 13, so that the positioning pin can be aligned easily during positioning.

Working principle or structure principle, during the use, drive the forward and reverse rotation of tape spool gear 8 through shaft coupling 7 when gear motor 6 is just reversing, tape spool gear 8 is through the tooth meshing with circular rack 10, form the transmission of rack and pinion formula, thereby turn into the linear motion of circular rack 10 with the rotary motion of tape spool gear 8, because the symmetrical arrangement form of two circular racks 10, two circular racks 10 present opposite direction of motion, through connecting rod 12 like this, rod end joint bearing 13, the transmission of connecting pin axle 14, drive stretching out and retracting of locating pin 16, locating pin 16 inserts the locating hole on the stand 2 during stretching out, in order to realize accurate positioning, each layer all is equipped with the locating hole on the stand 2, in order to realize every layer location, release the location promptly during retracting.

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 positioning mechanism of double-column lift, includes two stands (2), its characterized in that: the lifting driving mechanism (1) is fixedly mounted above the stand column (2), a parking platform (3) is fixedly connected to one side of the stand column (2), a lifter body (4) is fixedly mounted below the stand column (2), a speed reduction motor (6) is fixedly mounted below the lifter body (4) through a bolt group, an output shaft of the speed reduction motor (6) is fixedly connected with a belt shaft gear (8) through a coupler (7), a gear box (9) is fixedly mounted below the lifter body (4) through a bolt group, a positioning mechanism (5) is fixedly mounted above the gear box (9), the belt shaft gear (8) extends to an inner cavity of the gear box (9), a large bearing (19) and a small bearing (20) are fixedly mounted on the front side and the rear side of the inner side wall of the gear box (9), guide sleeves (15) are fixedly connected to the left side and the right side of the lower portion of the lifter body (4), the inner chamber fixed mounting of uide bushing (15) has self-lubricating axle sleeve (17), inner chamber sliding connection locating pin (16) of self-lubricating axle sleeve (17), locating pin (16) are close to the one end of gear box (9) and pass through connecting pin axle (14) fixedly connected with rod end joint bearing (13), the one end threaded connection who connecting pin axle (14) was kept away from in rod end joint bearing (13) has connecting rod (12), the one end threaded connection who keeps away from rod end joint bearing (13) in connecting rod (12) has round rack (10), the one end that connecting rod (12) were kept away from in round rack (10) runs through to the inner chamber of gear box (9) and is connected with the meshing of the front and back both sides of spool gear (8).

2. The positioning mechanism of a double-column elevator according to claim 1, wherein: the gear with the shaft (8) is in a stepped shaft shape, teeth are arranged on one side of the gear with the shaft, and the circular rack (10) is meshed and connected with the gear with the shaft (8) through the teeth.

3. The positioning mechanism of a double-column elevator according to claim 1, wherein: an annular groove (22) is formed in the middle of the gear with the shaft (8), and the large bearing (19) is fixedly connected with the inner cavity of the annular groove (22) through a shaft retainer ring.

4. The positioning mechanism of a double-column elevator according to claim 1, wherein: the inner side of one end of the coupler (7) is fixedly provided with a flat key (21), and one side of the belt shaft gear (8) is provided with a key groove (23) matched with the flat key (21).

5. The positioning mechanism of a double-column elevator according to claim 1, wherein: round holes (24) matched with the circular racks (10) are formed in the left side and the right side of the gear box (9).

6. The positioning mechanism of a double-column elevator according to claim 1, wherein: first screw hole (25) have all been seted up all around at gear box (9) top, lift body (4) bottom is through bolt and first screw hole (25) threaded connection, the axle center department at gear box (9) top sets up the cavity with tape spool gear (8) looks adaptation.

7. The positioning mechanism of a double-column elevator according to claim 1, wherein: and a second threaded hole (11) is formed in one end, far away from the connecting rod (12), of the guide sleeve (15), and a blocking cover (18) is fixedly connected and installed on the second threaded hole (11) through a screw.

8. The positioning mechanism of a double-column elevator according to claim 1, wherein: connecting rod (12) are cylindric setting, square opening (26) have been seted up to the lateral wall center department of connecting rod (12), the external screw thread has been seted up to connecting rod (12) one end, and the cavity has been seted up to the other end, and has seted up the internal thread in the cavity, the both ends of connecting rod (12) are passed through external screw thread and internal thread and are connected with circle rack (10) and rod end joint bearing (13) threaded connection respectively.

9. The positioning mechanism of a double-column elevator according to claim 1, wherein: circular rack (10) are cylindric setting, and the lateral wall of circular rack (10) has the tooth with tape spool gear (8) looks adaptation, the external screw thread with connecting rod (12) looks adaptation is seted up to the one end that tape spool gear (8) was kept away from in circular rack (10).

10. The positioning mechanism of a double-column elevator according to claim 1, wherein: the positioning pin (16) is arranged in a cylindrical shape.