CN209721449U

CN209721449U - A kind of mechanical small-size jack

Info

Publication number: CN209721449U
Application number: CN201920261889.7U
Authority: CN
Inventors: 张军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2019-12-03
Anticipated expiration: 2029-03-01

Abstract

The utility model relates to technical field of jacks, and disclose a kind of mechanical small-size jack, including pedestal, the upper surface of the pedestal is welded with support base, the upper surface of the pedestal is fixedly connected with close to the side of the support base by wedge, the upper surface of the support base is fixedly connected with cylinder, and the internal slide of the cylinder is connected with telescopic rod, and the inner rotation of the telescopic rod is connected with screw rod；The first groove is opened up by the upper surface in top, the inner wall of first groove has the first screw thread, it is also provided with plectane, weld threaded post in the bottom of the plectane, the upper surface of plectane then opens up the second groove, second groove is identical as the first groove specification, when jack uses, plectane can be turned on the first groove in top by threaded post, the quantity of plectane is multiple, multiple plectanes can be superimposed and be installed together in this way, so as to improve the height for being lifted equipment in operation, be conducive to use.

Description

A kind of mechanical small-size jack

Technical field

The utility model relates to technical field of jacks, specially a kind of mechanical small-size jack.

Background technique

Jack, which refers to, uses rigid top lift part as equipment, by the small stroke of top bracket or bottom claw Open the light and small lifting equipment of weight.Jack is mainly used for the departments such as factories and miness, communications and transportation as Mechanical Help and other The work such as weight, support.Its light structure is firm, flexibility and reliability, and a people can carry and operate.

Existing technology has the following problems:

(1), when in use, the telescopic rod maximum extension elongation of small-size jack is short, is unable to control lifting equipment liter sometimes Play certain height, there are certain drawbacks, be unfavorable for using；

(2), jack when in use, needs push rod to be inserted in cylinder, since the connection type of push rod and cylinder is slotting Connect, the two connection it is not close, push rod easily slides out cylinder in operation, also, push rod is in the form of a column structure, pressing when compared with Arduously.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of mechanical small-size jack, solves small-sized thousand The telescopic rod maximum extension elongation on jin top is short, is unable to control lifting equipment sometimes and rises certain height, there are certain drawbacks, It is unfavorable for using secondly, the connection type of push rod and cylinder is grafting, the two connection is not close, and push rod holds in operation Cylinder easily is skidded off, also, push rod is in the form of a column structure, the harder problem in pressing.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of mechanical small-size jack, including bottom Seat, the upper surface of the pedestal are welded with support base, and the upper surface of the pedestal is fixedly connected close to the side of the support base Have by wedge, the upper surface of the support base is fixedly connected with cylinder, and the internal slide of the cylinder is connected with telescopic rod, described The inner rotation of telescopic rod is connected with screw rod, and top, the upper surface of the top are fixedly connected at the top of the screw rod The first groove is opened up, the inner wall of first groove is provided with the first screw thread, and the inside of the top is removably connected with screw thread Column is welded with plectane at the top of the threaded post, and the upper surface of the plectane opens up the second groove, the inner wall of second groove It is provided with the second screw thread, described to be welded with the first column by the upper surface of wedge, the internal slide of first column is connected with second Column is fixedly connected with cylinder at the top of second column.

Preferably, the inner sidewall of the cylinder is fixedly connected with thread bush, and the inner sidewall of the thread bush is detachably connected There is push rod, the lateral wall side of the push rod has third screw thread, and the one end of the push rod far from the third screw thread is fixed to be connected It is connected to limited block, the lateral wall of the limited block slidably connects sleeve, and curved bar is welded on the right side of the sleeve, described The lateral wall of curved bar is fixedly connected with handle.

Preferably, the plectane is threadedly coupled with the top by the threaded post.

Preferably, the height of the threaded post is equal with the height of first groove, and the two is adapted.

Preferably, the quantity of the plectane is multiple, and multiple plectanes are superimposed.

Preferably, the front surface of the support base is equipped with valve, and the valve and the support base are rotatablely connected.

Beneficial effect

The utility model provides a kind of mechanical small-size jack, have it is following the utility model has the advantages that

(1), the utility model opens up the first groove by the upper surface in top, and the inner wall of the first groove has the first spiral shell Line is also provided with plectane, and threaded post is welded in the bottom of the plectane, and the upper surface of plectane then opens up the second groove, the second groove with First groove specification is identical, in jack in use, plectane can be turned on the first groove in top by threaded post, The quantity of plectane be it is multiple, in this way can multiple plectanes be superimposed be installed together, be lifted so as to improve in operation The height of equipment is conducive to use, easy to operate.

(2), the utility model is by being arranged thread bush in the inside of cylinder, and third screw thread is arranged in push rod lateral wall, When in use, push rod can be threaded togather with thread bush, be completely embedded, and influence caused by can falling off to avoid the two makes With, limited block is connected on the right side of push rod, which is mounted on the inner sidewall of sleeve, and curved bar is then welded on the right side of sleeve, In operator in use, the handle on curved bar can be held, height of the handle apart from ground is greater than the height on long putt ground, Hand height is more comfortable when in use, more labor-saving, and push rod and sleeve can slide stretching or contraction, is easy to use, and is conducive to folding It places.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is plectane and top attachment structure schematic diagram in the utility model；

Fig. 3 is push rod and thread bush attachment structure schematic diagram in the utility model.

In figure: 1, screw rod；2, telescopic rod；3, cylinder；4, support base；5, valve；6, pedestal；7, wedge is pressed；8, first Column；9, the second column；10, thread bush；11, cylinder；12, it comes directly towards；13, plectane；14, the first groove；15, the first screw thread；16, screw thread Column；17, the second groove；18, the second screw thread；19, third screw thread；20, sleeve；21, push rod；22, limited block；23, curved bar；24, Handle.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of mechanical small-size jack, including pedestal 6, the upper surface of pedestal 6 is welded with support base 4, and the upper surface of pedestal 6 is fixedly connected with close to the side of support base 4 by wedge 7, The upper surface of support base 4 is fixedly connected with cylinder 3, and the internal slide of cylinder 3 is connected with telescopic rod 2, the inner rotation of telescopic rod 2 It is connected with screw rod 1, the top of screw rod 1 is fixedly connected with top 12, and the upper surface for coming directly towards 12 opens up the first groove 14, and first The inner wall of groove 14 is provided with the first screw thread 15, and the inside for coming directly towards 12 is removably connected with threaded post 16, the top of threaded post 16 It is welded with plectane 13, the upper surface of plectane 13 opens up the second groove 17, and the inner wall of the second groove 17 is provided with the second screw thread 18, presses The upper surface of wedge 7 is welded with the first column 8, and the internal slide of the first column 8 is connected with the second column 9, and the top of the second column 9 is fixed to be connected It is connected to cylinder 11, the first groove 14 is equal with 17 aperture of the second groove, and the material of plectane 13 is metal, and the quantity of plectane 13 is more It is a, multiple plectanes 13 can be superimposed and be installed together, so as to improve the height for being lifted equipment in operation.

Further, the inner sidewall of cylinder 11 is fixedly connected with thread bush 10, and the inner sidewall of thread bush 10 is detachably connected There is push rod 21, the lateral wall side of push rod 21 has third screw thread 19, and push rod 21 is fixedly connected far from one end of third screw thread 19 There is limited block 22, the lateral wall of limited block 22 slidably connects sleeve 20, and the right side of sleeve 20 is welded with curved bar 23, curved bar 23 lateral wall is fixedly connected with handle 24, and push rod 21 and sleeve 20 can slide stretching or contraction, so when in use, can Increase length of the push rod 21 apart from handle 24, be easy to use, be additionally favorable for folding placement, height of the handle 24 apart from ground, which is greater than, to be pushed away Height of the bar 21 apart from ground, operator uses more comfortably, more labor-saving.

Further, plectane 13 is threadedly coupled with top 12 by threaded post 16, and the height of plectane 13 is 2cm-3cm, circle The diameter of plate 13 is greater than the diameter of top 12, and plectane 13 can more preferably be contacted with the equipment being lifted, and is easy to use.

Further, the height of threaded post 16 is equal with the height of the first groove 14, and the two is adapted, in threaded post 16 When being mounted on the first groove 14 in top 12, plectane 13 is fitted in the upper surface of top 12, and plectane 13 and top 12 are fixed Closely, convenient disassembly.

Further, the quantity of plectane 13 is multiple, and multiple plectanes 13 are superimposed, and each plectane 13 can be installed On top 12, and every two plectane 13 can also be mutually installed together, and can be improved in operation and be lifted equipment Highly.

Further, the front surface of support base 4 is equipped with valve 5, and valve 5 and support base 4 are rotatablely connected, one end of push rod 21 It can be plugged on valve 5, valve 5 can be made to close or open.

It can to sum up obtain, the workflow of the utility model: firstly, according to height of the equipment lifting position apart from ground is lifted Degree installs threaded post 16 in the first groove 14 on top 12, since plectane 13 is welded at the top of threaded post 16, and it is multiple Plectane 13 can be superimposed and be installed together, and so as to improve the height for being lifted equipment in operation, then, valve 5 is closed It closes, push rod 21 is slided out of sleeve 20 and come out, and one end of push rod 21 is inserted in cylinder 11, and rotating push-rod 21 makes to push away in this way Bar 21 and 10 fixing compact of thread bush, prevent from falling off, and then, operator holds the operation of the handle 24 on curved bar 23, can be object Body lifts, and is easy to use.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of mechanical small-size jack, including pedestal (6), it is characterised in that: the upper surface of the pedestal (6) is welded with branch It supports seat (4), the upper surface of the pedestal (6) is fixedly connected with close to the side of the support base (4) by wedge (7), the branch The upper surface of support seat (4) is fixedly connected with cylinder (3), and the internal slide of the cylinder (3) is connected with telescopic rod (2), described to stretch The inner rotation of contracting bar (2) is connected with screw rod (1), is fixedly connected with top (12), the top at the top of the screw rod (1) The upper surface of head (12) opens up the first groove (14), and the inner wall of first groove (14) is provided with the first screw thread (15), described The inside of top (12) is removably connected with threaded post (16), is welded with plectane (13) at the top of the threaded post (16), described The upper surface of plectane (13) opens up the second groove (17), and the inner wall of second groove (17) is provided with the second screw thread (18), institute It states and is welded with the first column (8) by the upper surface of wedge (7), the internal slide of first column (8) is connected with the second column (9), institute It states and is fixedly connected with cylinder (11) at the top of the second column (9).

2. a kind of mechanical small-size jack according to claim 1, it is characterised in that: the inner sidewall of the cylinder (11) It is fixedly connected with thread bush (10), the inner sidewall of the thread bush (10) is removably connected with push rod (21), the push rod (21) Lateral wall side there are third screw thread (19), the push rod (21) is fixedly connected with far from one end of the third screw thread (19) The lateral wall of limited block (22), the limited block (22) slidably connects sleeve (20), and the right side welding of the sleeve (20) is solid Surely have curved bar (23), the lateral wall of the curved bar (23) is fixedly connected with handle (24).

3. a kind of mechanical small-size jack according to claim 1, it is characterised in that: the plectane (13) and the top Head (12) is threadedly coupled by the threaded post (16).

4. a kind of mechanical small-size jack according to claim 1, it is characterised in that: the height of the threaded post (16) It is equal with the height of first groove (14), and the two is adapted.

5. a kind of mechanical small-size jack according to claim 1, it is characterised in that: the quantity of the plectane (13) is Multiple, multiple plectanes (13) are superimposed.

6. a kind of mechanical small-size jack according to claim 1, it is characterised in that: the preceding table of the support base (4) Face is equipped with valve (5), and the valve (5) and the support base (4) are rotatablely connected.