CN210528345U

CN210528345U - Two-column lifter convenient for adjusting distance between two columns

Info

Publication number: CN210528345U
Application number: CN201921355477.6U
Authority: CN
Inventors: 吴硕
Original assignee: Tianjin Oasis Automobile Repair Co Ltd
Current assignee: Tianjin Oasis Automobile Repair Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-15
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a two post machines of lifting convenient to adjust two post intervals, including the slide rail, the spacing hole of a plurality of second has all been seted up to the both sides of slide rail, and the spout has been seted up at the middle part of slide rail, and the surface of slide rail has the slide through spout sliding connection, and the equal threaded connection in both sides of slide has fixing bolt, and the right side fixed mounting at slide rail top has decides the board, decides the equal fixed mounting in top of board and slide and has the stand. The utility model discloses after twisting the fixing bolt of slide both sides, the slide can slide on the slide rail to be convenient for the user according to the distance between two stands of actual conditions adjustment, improved the practicality of this two post machines of lifting, when the cable wire falls absolutely, the effort of first spring promotes the ejector pad and rises and extrude normally closed switch and normally open switch, and gag lever post circular telegram work inhales the iron plate this moment, thereby it inserts first spacing downthehole to make the iron plate promote the gag lever post, thereby it causes the incident to prevent that the trailing arm from dropping down after the cable wire fracture.

Description

Two-column lifter convenient for adjusting distance between two columns

Technical Field

The utility model relates to a machine of lifting specifically is a two post machines of lifting convenient to adjust two post intervals.

Background

The automobile lifting machine is automobile protection equipment used for automobile lifting in the automobile maintenance industry, the lifting machine plays a vital role in automobile maintenance, no matter the whole automobile is overhauled, or the maintenance is carried out for a short time, the lifting machine cannot leave the automobile lifting machine, the product property and the quality of the lifting machine directly influence the personal safety of maintenance personnel, in maintenance enterprises with different scales, no matter the comprehensive repair shop for maintaining various automobile types, or a street shop with a single operation range, the lifting machine is almost equipped, most of the existing lifting machine stand columns are fixed to the ground through bolts, the distance between the two stand columns is inconvenient to adjust according to actual conditions in the using process, and therefore the practicability of the lifting machine is influenced. Therefore, the two-column lifter is improved, and the two-column lifter convenient for adjusting the distance between the two columns is provided.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a two-column lifting machine convenient for adjusting the distance between two columns, which comprises a slide rail, wherein a plurality of second limiting holes are respectively arranged at two sides of the slide rail, a slide groove is arranged at the middle part of the slide rail, the outer surface of the slide rail is connected with a slide seat through the slide groove in a sliding way, fixing bolts are respectively connected with two sides of the slide seat in a threaded way, a fixed plate is fixedly arranged at the right side of the top part of the slide rail, stand columns are respectively and fixedly arranged at the top parts of the fixed plate and the slide seat, a limiting plate is respectively and fixedly arranged at two sides of the stand columns, a plurality of first limiting holes are arranged on the limiting plate, through holes are respectively arranged on two stand columns, the stand columns are connected with supporting arms through the through holes in a sliding way, driving mechanisms are respectively arranged inside the two stand columns, each driving mechanism consists of a hydraulic rod, the top of connecting rod extend to the outside on stand top and with ejector pad fixed connection, the bottom of connecting rod be located the inside of stand and with pulley fixed connection, first spring sets up at the surface of connecting rod, two the top of stand all is provided with trigger mechanism, trigger mechanism comprises support frame, normally closed switch and normally open switch, the bottom of support frame and the top fixed connection of stand, the equal fixed mounting of normally closed switch and normally open switch is on the support frame, two the both sides at trailing arm top all are provided with stop gear, stop gear comprises supporting seat, gag lever post, iron plate, electro-magnet, dog and second spring, the quantity of supporting seat is two, the gag lever post alternates to be connected between two supporting seats, the one end and the iron plate fixed connection of stand are kept away from to the gag lever post, electro-magnet, The dog and second spring all set up the surface at the gag lever post.

As a preferred technical scheme of the utility model, first spring is located the inside of stand, and the both ends of first spring respectively with the top of pulley and the top fixed connection of stand inner chamber.

As a preferred technical scheme of the utility model, the bottom of hydraulic stem and the bottom fixed connection of stand inner chamber, the top of hydraulic stem and the one end fixed connection of cable wire, the other end of cable wire pass the pulley and with the top fixed connection of trailing arm.

As a preferred technical scheme of the utility model, the electro-magnet is located between iron plate and the supporting seat, and one side fixed connection of electro-magnet and one of them supporting seat, electro-magnet and normally closed switch electric connection, normally closed switch and external power supply electric connection.

As a preferred technical scheme of the utility model, dog and second spring are located between two supporting seats, the dog is connected with the external fixed surface of gag lever post, the one end and the dog fixed connection of second spring, the other end and the supporting seat fixed connection of second spring.

As a preferred technical scheme of the utility model, the hydraulic stem links to each other with external hydraulic pressure station, external hydraulic pressure station is through normally opening switch and external power supply electric connection.

The utility model has the advantages that: this kind of machine is lifted to two posts convenient to adjust two inter-prop distances, after the fixing bolt of slide both sides is twisted off, the slide can slide on the slide rail, thereby be convenient for the user adjusts the distance between two stands according to actual conditions, the practicality of this machine is lifted to two posts is improved, when the cable wire falls absolutely, the effort of first spring promotes the ejector pad and rises and extrude normally closed switch and normally open switch, gag lever post circular telegram work catches the iron plate this moment, thereby make the iron plate promote the gag lever post and insert first spacing downthehole, thereby prevent that the trailing arm from dropping down and causing the incident after the cable wire fracture, normally open switch disconnection and make hydraulic pressure station stop work simultaneously, and then make the hydraulic stem stop work, the security of this machine is lifted to two posts has been improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a two-column lifting machine convenient for adjusting the distance between two columns according to the present invention;

fig. 2 is a schematic view of the internal structure of a column of a two-column lifting machine of the present invention, which facilitates adjustment of the distance between the two columns;

fig. 3 is an enlarged schematic structural view of a position a of the two-column lifting machine convenient for adjusting the distance between the two columns according to the present invention;

fig. 4 is a schematic diagram of the enlarged structure at the B position of the two-column lifting machine convenient for adjusting the distance between the two columns of the utility model.

In the figure: 1. a slide rail; 2. fixing a plate; 3. a chute; 4. a slide base; 5. a column; 6. a limiting plate; 7. a first limit hole; 8. a through hole; 9. a bracket arm; 10. a hydraulic lever; 11. a connecting rod; 12. a push block; 13. a pulley; 14. a first spring; 15. a support frame; 16. a normally closed switch; 17. a normally open switch; 18. a steel cord; 19. a supporting seat; 20. a limiting rod; 21. an iron block; 22. an electromagnet; 23. a stopper; 24. a second spring; 25. a second limiting hole; 26. and (5) fixing the bolt.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model relates to a two-column lifting machine convenient to adjust two-column spacing, including slide rail 1, the spacing hole 25 of a plurality of second has all been seted up to the both sides of slide rail 1, spout 3 has been seted up at the middle part of slide rail 1, the surface of slide rail 1 has slide 4 through 3 sliding connection of spout, the equal threaded connection in both sides of slide 4 has fixing bolt 26, the right side fixed mounting at slide rail 1 top has fixed plate 2, the equal fixed mounting in top of fixed plate 2 and slide 4 has stand 5, the equal fixed mounting in both sides of two stand 5 has limiting plate 6, set up the first spacing hole 7 of a plurality of on the limiting plate 6, through-hole 8 has all been seted up on two stand 5, stand 5 has trailing arm 9 through 8 sliding connection of through-hole, the inside of two stand 5 all is provided with actuating mechanism, actuating mechanism is by hydraulic stem 10, The outer surface of the connecting rod 11 is connected with the top of the inner cavity of the upright post 5 in an inserting way, the top end of the connecting rod 11 extends to the outer part of the top end of the upright post 5 and is fixedly connected with the push block 12, the bottom end of the connecting rod 11 is positioned in the upright post 5 and is fixedly connected with the pulley 13, the first spring 14 is arranged on the outer surface of the connecting rod 11, the top parts of the two upright posts 5 are respectively provided with a trigger mechanism, the trigger mechanism comprises a support frame 15, a normally closed switch 16 and a normally open switch 17, the bottom part of the support frame 15 is fixedly connected with the top part of the upright post 5, the normally closed switch 16 and the normally open switch 17 are respectively fixedly arranged on the support frame 15, two sides of the top parts of the two support arms 9 are respectively provided with a limiting mechanism, each limiting mechanism comprises a support seat 19, a limiting rod 20, an iron block 21, an electromagnet 22, a stop 23, one end of the limiting rod 20 far away from the stand column 5 is fixedly connected with the iron block 21, the electromagnet 22, the stop block 23 and the second spring 24 are all arranged on the outer surface of the limiting rod 20, the mounting plates are fixedly arranged on two sides of the slide rail 1, and mounting holes are formed in the mounting plates.

Wherein, first spring 14 is located the inside of stand 5, and the both ends of first spring 14 respectively with the top of pulley 13 and the top fixed connection of stand 5 inner chamber, the effort of first spring 14 can promote ejector pad 12 and rise and extrude normally closed switch 16 and normally open switch 17 when cable wire 18 breaks.

Wherein, the bottom of hydraulic stem 10 and the bottom fixed connection of stand 5 inner chamber, the top of hydraulic stem 10 and the one end fixed connection of cable wire 18, the other end of cable wire 18 pass pulley 13 and with the top fixed connection of trailing arm 9, can play the effect of province through setting up pulley 13 to make hydraulic stem 10 drive the trailing arm 9 more easily and rise.

The electromagnet 22 is located between the iron block 21 and the supporting seat 19, the electromagnet 22 is fixedly connected with one side of one supporting seat 19, the electromagnet 22 is electrically connected with the normally closed switch 16, the normally closed switch 16 is electrically connected with an external power supply, when the steel cable 18 is broken, the acting force of the first spring 14 pushes the push block 12 to ascend and extrudes the normally closed switch 16 to enable the limiting rod 20 to be powered on, at the moment, the limiting rod 20 sucks the iron block 21, the limiting rod 20 is inserted into the first limiting hole 7, and therefore the safety accident caused by the fact that the supporting arm 9 falls down after the steel cable 18 is broken is prevented, the applicable model of the normally closed switch 16 is LA16-22DN type normally closed switch, and the applicable model of the electromagnet 22 is KK-P-90/20 type electromagnet.

Wherein, dog 23 and second spring 24 are located between two supporting seats 19, dog 23 and gag lever post 20's surface fixed connection, the one end and the dog 23 fixed connection of second spring 24, the other end and the supporting seat 19 fixed connection of second spring 24, the effort of second spring 24 promotes dog 23 and makes gag lever post 20 and first spacing hole 7 separation when iron plate 21 does not circular telegram to avoid gag lever post 20 to influence the reciprocating of trailing arm 9, the suction that produces when iron plate 21 circular telegram is greater than the elasticity of second spring 24.

Wherein, hydraulic stem 10 links to each other with external hydraulic pressure station, and external hydraulic pressure station is through normally opening switch 17 and external power supply electric connection, and when 18 broken strings of cable wire, ejector pad 12 extrusion normally opening switch 17 makes hydraulic pressure station stop work, and then makes hydraulic stem 10 stop work, has improved the security of this two post machines of lifting, and the model LP-16G type that normally opening switch 17 is applicable normally opens the switch.

When the lifting device works, firstly, the two-column lifting device is fixed on the ground by utilizing bolts to penetrate through mounting holes on mounting plates on two sides of the sliding rail 1, then fixing bolts 26 on two sides of the sliding seat 4 are screwed off, then the upright columns 5 on the sliding seat 4 are pushed, the distance between the two upright columns 5 is adjusted according to actual conditions, after the adjustment is completed, the two fixing bolts 26 are screwed off, and one ends, close to each other, of the two fixing bolts 26 are inserted into the second limiting holes 25, so that the position of the sliding seat 4 is fixed through the matching of the fixing bolts 26 and the second limiting holes 25, then the hydraulic rod 10 is started to enable the supporting arm 9 to fall to the lowest end, an automobile to be lifted is placed between the two supporting arms 9, then the hydraulic rod 10 is started, the hydraulic rod 10 drives the supporting arm 9 to rise through the mutual matching of the steel cable 18 and the pulley 13, so that the automobile is lifted through the supporting arm 9, when, the effort of first spring 14 promotes ejector pad 12 and rises and extrudees normally closed switch 16 and normally open switch 17, gag lever post 20 circular telegram work this moment is inhaled iron plate 21, thereby make iron plate 21 promote gag lever post 20 and insert first spacing downthehole 7, thereby prevent that 18 fracture back trailing arms 9 of cable wire from falling down and causing the incident, normally open switch 17 disconnection and make hydraulic pressure station stop work simultaneously, and then make hydraulic stem 10 stop work, the security that this two post lifted the machine has been improved.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The two-column lifting machine convenient for adjusting the distance between two columns comprises a sliding rail (1) and is characterized in that a plurality of second limiting holes (25) are formed in the two sides of the sliding rail (1), a sliding groove (3) is formed in the middle of the sliding rail (1), a sliding seat (4) is connected to the outer surface of the sliding rail (1) in a sliding mode through the sliding groove (3), fixing bolts (26) are connected to the two sides of the sliding seat (4) in a threaded mode, a fixed plate (2) is fixedly mounted on the right side of the top of the sliding rail (1), columns (5) are fixedly mounted at the tops of the fixed plate (2) and the sliding seat (4), limiting plates (6) are fixedly mounted on the two sides of the columns (5), a plurality of first limiting holes (7) are formed in the limiting plates (6), through holes (8) are formed in the columns (5), and supporting arms (9) are connected to the columns (5) in a sliding mode, two the inside of stand (5) all is provided with actuating mechanism, actuating mechanism comprises hydraulic stem (10), connecting rod (11), ejector pad (12), pulley (13), first spring (14) and cable wire (18), the surface of connecting rod (11) and the top of stand (5) inner chamber alternate and be connected, the top of connecting rod (11) extends to the outside on stand (5) top and with ejector pad (12) fixed connection, the bottom of connecting rod (11) is located the inside of stand (5) and with pulley (13) fixed connection, first spring (14) set up the surface at connecting rod (11), two the top of stand (5) all is provided with trigger mechanism, trigger mechanism comprises support frame (15), normally closed switch (16) and normally open switch (17), the bottom of support frame (15) and the top fixed connection of stand (5), normally closed switch (16) and the equal fixed mounting of normally open switch (17) are on support frame (15), two the both sides at trailing arm (9) top all are provided with stop gear, stop gear comprises supporting seat (19), gag lever post (20), iron plate (21), electro-magnet (22), dog (23) and second spring (24), the quantity of supporting seat (19) is two, gag lever post (20) alternate and connect between two supporting seats (19), the one end and iron plate (21) fixed connection of stand (5) are kept away from in gag lever post (20), electro-magnet (22), dog (23) and second spring (24) all set up the surface at gag lever post (20).

2. The two-column lifting machine convenient for adjusting the distance between two columns is characterized in that the first spring (14) is positioned inside the column (5), and two ends of the first spring (14) are fixedly connected with the top of the pulley (13) and the top of the inner cavity of the column (5) respectively.

3. The two-column lifting machine convenient for adjusting the distance between two columns is characterized in that the bottom of the hydraulic rod (10) is fixedly connected with the bottom of the inner cavity of the upright column (5), the top end of the hydraulic rod (10) is fixedly connected with one end of a steel cable (18), and the other end of the steel cable (18) penetrates through the pulley (13) and is fixedly connected with the top of the supporting arm (9).

4. The two-column lifting machine convenient for adjusting the distance between two columns is characterized in that the electromagnet (22) is positioned between the iron block (21) and the supporting seat (19), the electromagnet (22) is fixedly connected with one side of one supporting seat (19), the electromagnet (22) is electrically connected with the normally closed switch (16), and the normally closed switch (16) is electrically connected with an external power supply.

5. The two-column lifting machine convenient for adjusting the distance between two columns is characterized in that the stop block (23) and the second spring (24) are positioned between the two supporting seats (19), the stop block (23) is fixedly connected with the outer surface of the limiting rod (20), one end of the second spring (24) is fixedly connected with the stop block (23), and the other end of the second spring (24) is fixedly connected with the supporting seats (19).

6. The two-column lifting machine convenient for adjusting the distance between two columns is characterized in that the hydraulic rod (10) is connected with an external hydraulic station, and the external hydraulic station is electrically connected with an external power supply through a normally open switch (17).