CN213171268U - Mechanical small jack - Google Patents

Abstract

The utility model discloses a small-size jack of mechanical type belongs to mechanical equipment technical field, including the dwang and with dwang threaded connection's bearing piece centers on head a week of dwang is equipped with a plurality of evenly distributed's twist grip, through welding mode fixedly connected with rotating member on the dwang, just fixedly connected with roof body on the rotating member, just the bottom fixedly connected with unable adjustment base of bearing piece, unable adjustment base's bottom is provided with a plurality of recess, the inside of recess articulates there is the articulated elements, just be provided with in the recess with articulated elements fixed connection's flexible post. The utility model discloses, jointly use through flexible post and articulated elements, folding convenient to use, not the time spent can accomodate into the recess in, save space, convenient to carry, flexible post can use in the weak soil geology simultaneously, increases unable adjustment base's stress area, at the outside erection bracing pole of bearing piece to improve the purpose of the stability of jack during operation.

Description

Mechanical small jack

Technical Field

The utility model relates to a jack especially relates to a small-size jack of mechanical type, belongs to mechanical equipment technical field.

Background

The jack is a light and small lifting device which uses a rigid lifting piece as a working device and lifts a heavy object in a stroke through a top bracket or a bottom supporting claw. The jack is mainly used for the departments of factories, mines, transportation and the like as vehicle repair, other lifting, supporting and the like. The structure is light, firm, flexible and reliable, and can be carried and operated by one person.

The mechanical jack adopts a mechanical principle, a handle is pulled repeatedly, a claw pushes a ratchet wheel to rotate in a clearance mode, a bevel pinion drives a bevel pinion to rotate a lifting screw rod, and therefore a lifting sleeve rises or falls to achieve the function of lifting tension. But not as simple as a hydraulic jack.

The phenomenon of slope, unstability appear often in the use of current jack, lead to being damaged by the jack-up object and operator is injured, and current jack uses inconveniently in soft soil geology, poor stability, and often can meet the jack-up height not enough in the jack use, and the jack uses inconveniently this moment, and the practicality is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main objective is in order to provide the small-size jack of mechanical type, jointly uses through flexible post and articulated elements, folding convenient to use, in the recess can be accomodate not the time spent, saves space, convenient to carry, flexible post can use on the weak soil geology simultaneously, increases unable adjustment base's lifting surface area, at the outside erection bracing pole of bearing piece to improve the purpose of the stability of jack during operation.

The purpose of the utility model can be achieved by adopting the following technical scheme:

mechanical type small-size jack, including the dwang and with dwang threaded connection's bearing piece centers on the head a week of dwang is equipped with a plurality of evenly distributed's twist grip, through welding mode fixedly connected with rotating member on the dwang, just fixedly connected with top body on the rotating member, just the bottom fixedly connected with unable adjustment base of bearing piece, unable adjustment base's bottom is provided with a plurality of recess, the inside of recess articulates there is the articulated elements, just be provided with in the recess with articulated elements fixed connection's flexible post.

Preferably, the outside of the top body is fixedly connected with a plurality of chucks through screws, the chucks are fixedly connected through screws, a clamping groove is formed in each chuck, and the inner diameter of each clamping groove is larger than the diameter of the top body.

Preferably, the upper end of the top body is wrapped with an anti-slip protective layer.

Preferably, one end of the rotating handle, which is far away from the rotating rod, is provided with an anti-skidding rubber sleeve.

Preferably, a plurality of rotating shafts which are uniformly distributed are hinged to the bearing part in a circle, and the rotating shafts are fixedly connected with supporting rods.

Preferably, the bottom end of the supporting rod is of an inclined structure with a long outside and a short inside, and the outer side of the inclined structure on the supporting rod is wrapped with an anti-skid pad.

Preferably, one end of the telescopic column far away from the hinge part is of a conical structure.

The utility model has the advantages of:

1. the telescopic column is jointly used with the articulated elements, is convenient to fold and use, can be stored into the groove when not used, saves space, is convenient to carry, and the telescopic column can be used in soft soil geology simultaneously, increases unable adjustment base's lifting surface area, has effectively increased the stability that the jack used in the soft soil geology.

2. The bracing piece can effectively increase the jack stability at the during operation, avoids the jack slope and leads to the object to drop and appear object damage and the phenomenon that the operator was on hand, and the security is high, and the one end that the bracing piece contacted ground is the slope structure, laminating ground that can be better, and the slipmat can increase the frictional force on bracing piece and ground simultaneously, improves the stability of jack.

3. The dop can freely be dismantled from the acrosome, simultaneously through increasing the dop, when jack-up object did not work up enough, can increase a plurality of dops on the acrosome and increase the use, convenient to use, the practicality is high.

Drawings

Fig. 1 is a front sectional view schematically illustrating a preferred embodiment of a mechanical jack according to the present invention;

fig. 2 is a bottom view schematically illustrating a fixing base according to a preferred embodiment of the mechanical jack of the present invention;

fig. 3 is a schematic front view of the mechanical jack according to the present invention, showing the expansion of the fixing base and the telescopic column;

fig. 4 is an enlarged schematic structural view of a top body and a chuck of a preferred embodiment of the mechanical jack according to the present invention.

In the figure: 1-rotating rod, 2-bearing part, 3-rotating handle, 4-antiskid rubber sleeve, 5-rotating part, 6-top body, 7-clamping head, 8-rotating shaft, 9-supporting rod, 10-antiskid pad, 11-fixed base, 12-groove, 13-articulated part, 14-telescopic column and 15-antiskid protective layer.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1, the mechanical small jack provided by this embodiment includes a rotating rod 1 and a bearing member 2 in threaded connection with the rotating rod 1, a plurality of rotating handles 3 uniformly distributed around the head of the rotating rod 1, a rotating member 5 fixedly connected to the rotating rod 1 by welding, and the rotating piece 5 is fixedly connected with a top body 6, the bottom of the bearing piece 2 is fixedly connected with a fixed base 11, the bottom of the fixed base 11 is provided with a plurality of grooves 12, the inside of each groove 12 is hinged with a hinged piece 13, and the groove 12 is internally provided with a telescopic column 14 fixedly connected with the hinge 13, the telescopic column 14 and the hinge 13 are combined for use, the folding and the use are convenient, the telescopic column can be accommodated in the groove 12 when not used, the space is saved, the carrying is convenient, meanwhile, the telescopic column 14 can be used in soft soil geology, the stress area of the fixed base 11 is increased, and the stability of the jack in use in the soft soil geology is effectively improved.

In this embodiment, as shown in fig. 1, a plurality of dop 7 is connected through screw fixed connection in the outside of acrosome 6, through screw fixed connection between the dop 7, be equipped with a draw-in groove on the dop 7, and the internal diameter of draw-in groove is greater than the diameter of acrosome 6, dop 7 can freely be dismantled from acrosome 6, simultaneously through increasing dop 7, when jack-up object was done up to the deficiently, can increase a plurality of dops 7 and increase the use on acrosome 6, high durability and convenient use.

In this embodiment, as shown in fig. 1, the upper end parcel of the jacking body 6 has anti-skidding protective layer 15, when using jack to jack up the object, can often cause damage and bruise because of jacking body 6 to the object, and anti-skidding protective layer 15 can effectively protect by the surface of jacking the object, reduces the emergence of damaging and bruise phenomenon.

In this embodiment, as shown in fig. 1, the one end that dwang 1 was kept away from to twist grip 3 is provided with anti-skidding rubber sleeve 4, and protection line 4 can increase the frictional force between palm and twist grip 3, avoids appearing the hand cunning and causes the problem that the operator was on hand, has accelerated twist grip 3's rotational speed simultaneously, improves the work efficiency of jack.

In this embodiment, as shown in fig. 1, a week of bearing part 2 articulates has a plurality of evenly distributed's pivot 8, fixedly connected with bracing piece 9 on the pivot 8, and bracing piece 9 moves to the outside through pivot 8, and flexible length simultaneously, until the bottom contact to ground, bracing piece 9 can effectively increase the stability of jack at the during operation, avoids the jack slope and leads to the object to drop and appear object damage and the phenomenon that the operator was on hand, and the security is high.

In this embodiment, as shown in fig. 1, the bottom end of the supporting rod 9 is an outer long inner short inclined structure, and the outer side of the inclined structure on the supporting rod 9 is wrapped by the non-slip mat 10, and one end of the supporting rod 9 contacting with the ground is an inclined structure, so that the ground can be better attached to the ground, and meanwhile, the non-slip mat 10 can increase the friction force between the supporting rod 9 and the ground, thereby improving the stability of the jack.

In this embodiment, as shown in fig. 1, one end of the telescopic column 14 away from the hinge 13 is a conical structure, and the conical structure can make the telescopic column 14 more easily inserted into soft soil geology, so as to save physical strength and be simple and convenient to use.

As shown in fig. 1-4, the present embodiment provides the following principles:

when using the jack, earlier with 11 steady places subaerial of unable adjustment base, if use on soft soil geology, can open flexible post 14 from recess 12 through articulated elements 13, then extend flexible post 14, insert flexible post in the soft soil geology, then move bracing piece 9 to the outside through pivot 8, then tensile bracing piece 9, until laminating ground, when the height of object jack-up was not enough, can continue to increase a plurality of dops 7 on the jack-up 6 and increase the use, then rotate turning handle 3, the jack can slowly jack-up the object.

To sum up, in this embodiment, according to the mechanical jack, the mechanical jack provided in this embodiment, the telescopic column 14 and the hinge 13 are used together, and the folding use is convenient, and the telescopic column 14 can be stored in the groove 12 when not in use, thereby saving space, and being convenient to carry, and meanwhile, the telescopic column 14 can be used in soft soil geology, increasing the stressed area of the fixed base 11, effectively increasing the stability of the jack used in the soft soil geology, and the support rod 9 can effectively increase the stability of the jack in operation, thereby avoiding the phenomenon that the object is damaged when the object falls off and the operator is on hand due to the inclination of the jack, and having high safety, the end of the support rod 9 contacting the ground is an inclined structure, which can better fit the ground, and the anti-skid pad 10 can increase the friction force between the support rod 9 and the ground, thereby improving the stability of the jack, and the chuck 7 can, simultaneously through increasing dop 7, when jack-up object did not work up enough, can continue to increase a plurality of dops 7 on the roof body 6 and increase the use, convenient to use, the practicality is high, and anti-skidding protective layer 15 can effectively protect by the surface of object, reduces the emergence of damaging and bruise phenomenon.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims (7)

1. Mechanical small jack, including dwang (1) and with dwang (1) threaded connection's bearing piece (2), its characterized in that: surround head a week of dwang (1) is equipped with a plurality of evenly distributed's twist grip (3), through welding mode fixedly connected with rotating member (5) on dwang (1), just fixedly connected with acrosome (6) on rotating member (5), just bottom fixedly connected with unable adjustment base (11) of bearing piece (2), the bottom of unable adjustment base (11) is provided with a plurality of recess (12), the inside of recess (12) articulates there is articulated elements (13), just be provided with in recess (12) with articulated elements (13) fixed connection's flexible post (14).

2. The mechanical jack of claim 1, wherein: the outside of the top body (6) is fixedly connected with a plurality of clamping heads (7) through screws, the clamping heads (7) are fixedly connected through screws, a clamping groove is formed in each clamping head (7), and the inner diameter of each clamping groove is larger than the diameter of the top body (6).

3. The mechanical jack of claim 1, wherein: the upper end of the top body (6) is wrapped with an anti-skid protective layer (15).

4. The mechanical jack of claim 1, wherein: the rotating handle (3) is far away from one end of the rotating rod (1) is provided with an anti-skidding rubber sleeve (4).

5. The mechanical jack of claim 1, wherein: a circle of the bearing part (2) is hinged with a plurality of rotating shafts (8) which are uniformly distributed, and the rotating shafts (8) are fixedly connected with supporting rods (9).

6. The mechanical jack of claim 5, wherein: the bottom end of the supporting rod (9) is of an inclined structure with a long outside and a short inside, and the outer side of the inclined structure on the supporting rod (9) is wrapped with an anti-skid pad (10).

7. The mechanical jack of claim 1, wherein: one end of the telescopic column (14) far away from the hinged piece (13) is of a conical structure.

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