CN213231332U

CN213231332U - Multifunctional jack for civil engineering construction

Info

Publication number: CN213231332U
Application number: CN202021841188.XU
Authority: CN
Inventors: 孙艳梅; 王占全
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-18
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a multi-functional jack that civil engineering construction used, the camera includes a supporting plate, it has the sliding tray to open at backup pad upper end middle part, it has the gear groove to open backup pad upper end right part, the activity interlude is connected with the screw rod in the sliding tray, the screw rod right-hand member runs through gear groove left side cell wall and fixedly connected with driven gear, driven gear surface mesh is connected with drive arrangement, screw rod surface middle part threaded connection has jack-up device, backup pad upper end front portion is provided with the scale, two mounting grooves have all been opened to backup pad front end and rear end, four all interlude connection support device in the mounting groove, two movable pulleys of backup pad lower extreme front portion and the equal fixedly connected with in lower extreme rear portion. A multi-functional jack that civil engineering construction used, through setting up movable driving device, can alleviate personnel's work load through the rise of motor drive jack to it is more steady to make the process of rising.

Description

Multifunctional jack for civil engineering construction

Technical Field

The utility model relates to a civil engineering equipment field, in particular to multi-functional jack that civil engineering construction used.

Background

The jack is that one kind possesses hoisting mechanism, can lift the rigidity jack piece of heavy object, and its simple structure, light in weight, portable move the convenience, divide into mechanical type and fluid pressure type two kinds, mainly used factory building and transportation department's aspects such as vehicle maintenance, because the jack is used for lifting heavy article, can adopt the best material to forge to the quality of jack has been ensured, the current multi-functional jack that civil engineering construction used has following drawback: 1. the existing hydraulic jack is easy to damage, when the mechanical jack performs jacking action, the pressure rod needs to be repeatedly pressed manually to lift the jack, the jacking process is complicated, the required operation space is large, and the jack is not beneficial to use in narrow environment; 2. when the jack moves, the heavy object is supported through the wheels when the heavy object is lifted by the jack, the bearing effect is poor, the contact area between the wheels and the ground is small, and the wheels are easily damaged when bearing the heavy object.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a multi-functional jack for civil engineering construction, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multifunctional jack for civil engineering construction comprises a support plate, wherein the middle part of the upper end of the support plate is provided with a sliding groove, a gear groove is arranged at the right part of the upper end of the supporting plate, a screw rod is movably inserted and connected in the sliding groove, a bearing is fixedly connected at the left end of the screw rod, the bearing is fixedly connected with the left groove wall of the sliding groove, the right end of the screw penetrates through the left groove wall of the gear groove and is fixedly connected with a driven gear, the outer surface of the driven gear is connected with a driving device in a meshing way, the driving device is movably inserted and connected at the upper end of the supporting plate, the middle part of the outer surface of the screw is in threaded connection with a jacking device, the utility model discloses a supporting plate, including backup pad, backup pad upper end front portion, two mounting grooves, four are all opened to backup pad front end and rear end the strutting arrangement is all alternated to the mounting groove, two movable wheels of backup pad lower extreme front portion and the equal fixedly connected with in lower extreme rear portion.

Preferably, the jacking device includes the slider, the slider is provided with two, two threaded hole, two are all opened at slider right-hand member middle part the equal fixed interlude in slider front end upper portion is connected with the connecting bolt, two the equal swing joint in connecting bolt surface middle part has the jacking board, two the jacking board upper end is connected with the connecting block through the connecting bolt interlude, connecting block upper end fixedly connected with magnetic path, two the slider passes through the screw hole respectively swing joint at the left part and the right part of screw rod.

Preferably, the thread directions of the two threaded holes are opposite, the thread directions of the left part of the outer surface of the screw rod and the right part of the outer surface of the screw rod are opposite, and the two sliding blocks are tightly attached to the front and rear groove walls of the sliding groove.

Preferably, the driving device comprises a motor, a rotating rod is fixedly connected to the output end of the motor, a driving gear is fixedly connected to the front end of the rotating rod, a movable rod is fixedly connected to the lower end of the motor, a rotating bearing is fixedly connected to the lower portion of the outer surface of the movable rod, the rotating bearing is fixedly connected to the upper end of the supporting plate, and the driving gear is meshed with the driven gear.

Preferably, strutting arrangement includes the loose axle, loose axle surface middle part activity interlude is connected with the bracing piece, the anterior fixedly connected with supporting sleeve of bracing piece lower extreme, supporting sleeve lower extreme activity interlude is connected with the support column, open on support column surface right side has two spacing holes, supporting sleeve surface threaded connection has the bolt, and bolt threaded connection is downthehole at spacing, loose axle fixed connection is in the mounting groove.

Preferably, the lower end of the supporting column is lower than the lower side of the outer surface of the movable wheel.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through being provided with rotatable drive arrangement, rotate through the motor drive driving gear to driven gear on the meshing screw rod rotates, makes the jack rise, has both possessed the not fragile advantage of mechanical jack, has removed artificial operation from through motor drive again, has alleviateed work load.

2. The utility model discloses in, through being provided with four strutting arrangement around the support frame, before jack work, roll out four strutting arrangement and prolong, with whole frame jack-up, avoid the travelling wheel of jack to be damaged to strutting arrangement can rotate and withdraw the support frame in, reduced the volume of device, make things convenient for carrying and the removal of jack.

Drawings

Fig. 1 is a schematic view of the overall structure of a multifunctional jack for civil engineering construction according to the present invention;

fig. 2 is a schematic view of the overall structure of the driving device of the multifunctional jack for civil engineering construction according to the present invention;

fig. 3 is a schematic view of the overall structure of the driving device of the multifunctional jack for civil engineering construction according to the present invention;

fig. 4 is the utility model relates to a multi-functional jack's that civil engineering construction used strutting arrangement's overall structure schematic diagram.

In the figure: 1. a support plate; 2. a sliding groove; 3. a bearing; 4. a screw; 5. a jacking device; 6. a driven gear; 7. a drive device; 8. a gear groove; 9. a support device; 10. mounting grooves; 11. a movable wheel; 12. a graduated scale; 51. a slider; 52. a connecting bolt; 53. a threaded hole; 54. jacking up the plate; 55. connecting blocks; 56. a magnetic block; 71. a motor; 72. a rotating rod; 73. a driving gear; 74. a movable rod; 75. a rotating bearing; 91. a movable shaft; 92. a support bar; 93. a support sleeve; 94. a bolt; 95. a support pillar; 96. and a limiting hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

As shown in fig. 1-4, a multifunctional jack for civil engineering construction comprises a support plate 1, a sliding groove 2 is arranged in the middle of the upper end of the support plate 1, a gear groove 8 is arranged on the right part of the upper end of the support plate 1, a screw rod 4 is movably inserted and connected in the sliding groove 2, a bearing 3 is fixedly connected at the left end of the screw rod 4, the bearing 3 is fixedly connected with the left groove wall of the sliding groove 2, the right end of the screw rod 4 penetrates through the left groove wall of the gear groove 8 and is fixedly connected with a driven gear 6, the outer surface of the driven gear 6 is engaged and connected with a driving device 7, and drive arrangement 7 activity interlude is connected in 1 upper end of backup pad, and 4 surface middle part threaded connection of screw rod have

jacking device

5, and 1 upper end front portion of backup pad is provided with

scale

12, and 1 front end of backup pad and rear end have all been opened two mounting grooves 10, all interlude connection support device 9 in four

mounting grooves

10, and 1 lower extreme front portion of backup pad and two movable wheels 11 of the equal fixedly connected with in lower extreme rear portion.

The jacking device 5 comprises two sliding blocks 51, the sliding blocks 51 are provided, threaded holes 53 are formed in the middle parts of the right ends of the two sliding blocks 51, connecting bolts 52 are fixedly and alternately connected to the upper parts of the front ends of the two sliding blocks 51, jacking plates 54 are movably connected to the middle parts of the outer surfaces of the two connecting bolts 52, connecting blocks 55 are alternately connected to the upper ends of the two jacking plates 54 through the connecting bolts 52, magnetic blocks 56 are fixedly connected to the upper ends of the connecting blocks 55, the two sliding blocks 51 are respectively and movably connected to the left part and the right part of a screw rod 4 through the threaded holes 53, the thread directions of the two threaded holes 53 are opposite, the thread directions of the left part and the right part of the outer surface of the screw rod 4 are opposite, the two sliding blocks 51 are tightly attached to the front and rear groove walls of a sliding groove 2, the jacking device 5 can be prevented from shaking, the driving device 7, can make driving gear 73 break away from driven gear 6, surface lower part fixedly connected with rolling bearing 75 of movable rod 74, rolling bearing 75 fixed connection is in 1 upper end of backup pad, driving gear 73 is connected with 6 meshing of driven gear, strutting arrangement 9 includes loose axle 91, loose axle 91 surface middle part activity interlude is connected with bracing piece 92, the anterior fixedly connected with supporting sleeve 93 of bracing piece 92 lower extreme, supporting sleeve 93 lower extreme activity interlude is connected with support column 95, open on support column 95 surface right side has two spacing holes 96, make things convenient for accomodating and supporting of support column 95, supporting sleeve 93 surface threaded connection has bolt 94, and bolt 94 threaded connection is in spacing hole 96, loose axle 91 fixed connection is in mounting groove 10, support column 95 lower extreme is less than 11 surface downside of loose wheel.

It should be noted that the utility model relates to a multifunctional jack for civil engineering construction, through setting up the loose wheel 11, can make things convenient for the removal of whole device, rotate four strutting arrangement 9 out first, rotate bracing piece 92 around loose axle 91, perpendicular bracing piece 92 with mounting groove 10, unscrew bolt 94, pull support column 95 downwards, and screw thread connection bolt 94 in last spacing hole 96, lower last spacing hole 96 can make support column 95 retract, jack up whole device through strutting arrangement 9, avoid crushing loose wheel 11 when lifting heavy object, start motor 71, drive rotating rod 72 and driving gear 73 rotate, driving gear 73 meshes driven gear 6 and rotates, driven gear 6 drives screw rod 4 to rotate, alternate screw rod 4 in sliding tray 2, through setting up bearing 3, can make things convenient for the rotation of screw rod 4, and the right-hand member of screw rod 4 alternates and connects in gear groove 8, both prevent that screw rod 4 from rocking, can inject driven gear 6 again in gear groove 8 internalization, two sliders 51 of drive are close to the centre when screw rod 4 rotates, two jack-up boards 54 rise gradually, drive connecting block 55 risees, through being provided with magnetic path 56, the article that can be better connected by the jack-up, after the jack-up, rotate movable rod 74, with motor 71 anticlockwise rotation, make driving gear 73 break away from driven gear 6, avoid screw rod 4 to extrude down small-amplitude antiport and damage motor 71 at the heavy object, when the jack is descended to needs, rotating movable rod 74, with two gear engagement, antiport motor 71, the jack descends.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional jack that civil engineering construction used, includes backup pad (1), its characterized in that: the middle part of the upper end of the supporting plate (1) is provided with a sliding groove (2), the right part of the upper end of the supporting plate (1) is provided with a gear groove (8), the sliding groove (2) is movably and alternately connected with a screw rod (4), the left end of the screw rod (4) is fixedly connected with a bearing (3), the bearing (3) is fixedly connected with the left groove wall of the sliding groove (2), the right end of the screw rod (4) penetrates through the left groove wall of the gear groove (8) and is fixedly connected with a driven gear (6), the outer surface of the driven gear (6) is meshed and connected with a driving device (7), the driving device (7) is movably and alternately connected with the upper end of the supporting plate (1), the middle part of the outer surface of the screw rod (4) is in threaded connection with a jacking device (5), the front part of the upper end of the supporting plate (1), four all alternate in mounting groove (10) and connect strutting arrangement (9), two loose wheels (11) of equal fixedly connected with in backup pad (1) lower extreme front portion and the lower extreme rear portion.

2. The multifunctional jack for civil engineering construction according to claim 1, wherein: jacking device (5) are including slider (51), slider (51) are provided with two, two threaded hole (53) are all opened at slider (51) right-hand member middle part, two slider (51) front end upper portion all fixed interlude is connected with connecting bolt (52), two the equal swing joint in connecting bolt (52) surface middle part has jacking plate (54), two jacking plate (54) upper end alternates through connecting bolt (52) and is connected with connecting block (55), connecting block (55) upper end fixedly connected with magnetic path (56), two slider (51) are swing joint respectively in the left part and the right part of screw rod (4) through threaded hole (53).

3. The multifunctional jack for civil engineering construction according to claim 2, wherein: the thread directions of the two threaded holes (53) are opposite, the thread directions of the left part and the right part of the outer surface of the screw rod (4) are opposite, and the two sliding blocks (51) are tightly attached to the front and rear groove walls of the sliding groove (2).

4. The multifunctional jack for civil engineering construction according to claim 1, wherein: drive arrangement (7) include motor (71), motor (71) output end fixedly connected with bull stick (72), bull stick (72) front end fixedly connected with driving gear (73), motor (71) lower extreme fixedly connected with movable rod (74), movable rod (74) surface lower part fixedly connected with rolling bearing (75), rolling bearing (75) fixed connection is in backup pad (1) upper end, driving gear (73) are connected with driven gear (6) meshing.

5. The multifunctional jack for civil engineering construction according to claim 1, wherein: support arrangement (9) include loose axle (91), loose axle (91) surface middle part activity interlude is connected with bracing piece (92), bracing piece (92) lower extreme front portion fixedly connected with supporting sleeve (93), supporting sleeve (93) lower extreme activity interlude is connected with support column (95), open on support column (95) surface right side has two spacing holes (96), supporting sleeve (93) surface threaded connection has bolt (94), and bolt (94) threaded connection is in spacing hole (96), loose axle (91) fixed connection is in mounting groove (10).

6. The multifunctional jack for civil engineering construction according to claim 5, wherein: the lower end of the supporting column (95) is lower than the lower side of the outer surface of the movable wheel (11).