CN217148293U - Novel safety hanging tongs - Google Patents

Abstract

The utility model relates to the technical field of safety hanging tongs, in particular to a novel safety hanging tong, which comprises a hanging ring, wherein the lower end part of the hanging ring is fixedly provided with a connecting piece, the inside of the connecting piece is fixedly provided with a first rotary column, two side walls of the connecting piece are respectively and movably provided with a first connecting rod, the two first connecting rods are respectively and movably sleeved on the surface of the first rotary column, a rotating mechanism comprises a bearing, two bearings are respectively and fixedly arranged in two circular grooves, an oil storage sleeve is rotatably connected between the two bearings, the upper end part of the oil storage sleeve is penetrated and provided with an oil filling port, the inside of the oil filling port is movably provided with a sealing plug, the bearing and the inner part of the oil storage sleeve are respectively and movably provided with a bearing shaft, one end of a fourth connecting rod far away from the third rotary column is fixedly sleeved on the bearing shaft, one end of the third connecting rod far away from the second rotary column is movably sleeved on the bearing shaft, the upper end part of the bearing shaft is provided with an oil leakage port, so that the equipment can effectively add lubricant to the connecting part of the equipment when in use, the use is more convenient.

Description

Novel safety hanging tongs

Technical Field

The application relates to the technical field of safety hanging tongs, in particular to a novel safety hanging tong.

Background

The steel plate hanging tongs are divided into a plurality of steel plate hanging tongs such as a transverse hanging steel plate hanging tong, a vertical hanging steel plate hanging tong, a DHQL type horizontal hanging tong, a DSQA type hanging tong, a vertical hanging steel plate hanging tong, a DSQK type hanging tong, a DHQA type horizontal hanging tong and the like according to different using methods, and the various hanging tongs are all made of high-quality steel, so that the steel plate hanging tongs are safe and reliable in work, compact in structure and light in weight, and can be matched with a fixed hanging beam to enable the width of a clamping rail to be adjusted quickly and conveniently.

As disclosed in the chinese patent: a multi-functional safe hoist and mount clamp, the publication number: CN207276038U, by using the original hoisting clamp as the basis, to open holes on the two jaws, each jaw of the utility model is composed of two clamp arms, each clamp arm is opened with two positive holes, the hole opening position can be opened according to different improved jaw shapes, by improving the clamp jaw position, to make various casting parts with jaws of different shapes, to hoist and take materials of different shapes, the utility model is mainly applied to the hoisting of various materials in factories, different types of clamps are selected according to the different shapes of the materials to be hoisted to complete the hoisting process, the material of multiple shapes is changed in the past by single hoisting, but the abrasion of the connecting part is larger when the device is used, and the lubricant is needed to be added to the connecting part regularly, otherwise, the connection part is easy to break down after long-term use, and the device is difficult to solve the problem when in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel safe hanging tong to solve the problem that proposes among the above-mentioned background art.

The embodiment of the application adopts the following technical scheme: a novel safety hanging tongs comprises a hanging ring, wherein a connecting piece is fixedly arranged at the lower end part of the hanging ring, a first rotating column is fixedly arranged inside the connecting piece, first connecting rods are movably arranged on two side walls of the connecting piece, the two first connecting rods are movably sleeved on the surface of the first rotating column, a second connecting rod is movably arranged at one end of each first connecting rod, which is far away from the connecting piece, the two second connecting rods are movably sleeved on the surface of the first rotating column, a second rotating column is fixedly arranged between the two second connecting rods, a third connecting rod is movably arranged between the two second connecting rods, the third connecting rod is movably sleeved on the second rotating column, a third rotating column is fixedly arranged inside the two first connecting rods, a fourth connecting rod is movably arranged on the side wall of each first connecting rod, the fourth connecting rod is movably sleeved on the third rotating column, circular grooves are symmetrically formed in the inner wall of the third connecting rod;

rotating mechanisms are fixedly arranged in the two circular grooves;

and clamping mechanisms are fixedly arranged in the third connecting rod and the fourth connecting rod.

Slewing mechanism includes the bearing, two the equal fixed mounting of bearing is in two circular slots, two it is connected with the oil storage cover to rotate between the bearing, oil storage cover upper end runs through and has seted up the oiling mouth, the inside movable mounting of oiling mouth has the sealing plug, the inside equal movable mounting of bearing and oil storage cover has the bearing axle.

Fixture includes the fixed block, two the fixed block is fixed mounting respectively inside third connecting rod and fourth connecting rod, two the inside equal thread mounting of fixed block has the screw rod, two the equal fixed mounting of one end that the screw rod deviates from mutually has the nut, two the equal fixed mounting of one end that the nut was kept away from to the screw rod has splint.

Preferably, the end of the fourth connecting rod, which is far away from the third rotating column, is fixedly sleeved on the bearing shaft, and the end of the third connecting rod, which is far away from the second rotating column, is movably sleeved on the bearing shaft.

Preferably, an oil leakage opening is formed in the upper end of the bearing shaft, and the oil leakage opening is opposite to the oil injection opening and is equal in size.

Preferably, the lubricating grooves are formed in the side wall of the bearing shaft at equal intervals and distributed on two sides of the oil leakage port.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

the one of which, through the oiling mouth, the sealing plug, the design of bearing axle and oil leak mouth, lift by crane the in-process and drive the sealing plug and take place slight rotation between two oiling mouths under frictional force and the effect of lifting by crane the rocking force, when oiling mouth and oil leak mouth dislocation, the bearing axle shelters from the oiling mouth this moment, when oiling mouth and oil leak mouth overlap, inside lubricating oil of oil storage cover this moment flows into the oil leak mouth through the oiling mouth inside, accomplish the lubrication of connecting portion in the oil leak mouth flow direction lubrication groove again, make this equipment can effectively carry out the interpolation of emollient to the connection position of equipment when using, it is more convenient to use, the life of equipment has been increased.

Secondly, through the third connecting rod, the fourth connecting rod, the design of screw rod and splint, when lifting by crane the connecting piece and drive the one end that the head rod and second connecting rod and it is fixed and move along with it, head rod and second connecting rod use third rotary column and second rotary column to take the mid point pulling fourth connecting rod and the one end that the third connecting rod and third connecting rod are fixed and take place to remove along with it this moment, the free end of third connecting rod and fourth connecting rod carries out the centre gripping to the object this moment, rotatable nut this moment when the object volume is less, drive the screw rod fixed with it and take place to rotate along with it inside the fixed block under the rotation of nut, the screw rod drives splint and takes place to remove relatively this moment and carry out centre gripping once more to the object, make this equipment can carry out the both-way fixation to the object when using, fixed effect is better, and be applicable to the object of centre gripping variation in size.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the screw connection structure of the present invention;

fig. 3 is a schematic view of the bearing shaft connection explosion structure of the present invention;

fig. 4 is a schematic view of the connection explosion structure of the oil storage jacket of the present invention.

In the figure: 11. a hoisting ring; 12. a connecting member; 13. a first rotating column; 14. a first connecting rod; 15. a second connecting rod; 16. a second rotary column; 17. a third connecting rod; 18. a third rotary column; 19. a fourth connecting rod; 21. a circular groove; 22. a bearing; 23. an oil storage sleeve; 24. an oil filling port; 25. a sealing plug; 26. a load bearing shaft; 27. an oil leakage port; 28. a lubrication groove; 31. a fixed block; 32. a screw; 33. a nut; 34. and (4) clamping the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Referring to fig. 1, 2, 3 and 4, a novel safety hanging clamp includes a hanging ring 11, a connecting member 12 is fixedly installed at a lower end portion of the hanging ring 11, a first rotating column 13 is fixedly installed inside the connecting member 12, first connecting rods 14 are movably installed on two side walls of the connecting member 12, the two first connecting rods 14 are movably sleeved on a surface of the first rotating column 13, second connecting rods 15 are movably installed at ends of the two first connecting rods 14 away from the connecting member 12, the two second connecting rods 15 are movably sleeved on a surface of the first rotating column 13, a second rotating column 16 is fixedly installed between the two second connecting rods 15, a third connecting rod 17 is movably installed between the two second connecting rods 15, the third connecting rod 17 is movably sleeved on the second rotating column 16, a third rotating column 18 is fixedly installed inside the two first connecting rods 14, a fourth connecting rod 19 is movably installed on a side wall of the two first connecting rods 14, the fourth connecting rod 19 is movably sleeved on the third rotating column 18, and circular grooves 21 are symmetrically formed in the inner wall of the third connecting rod 17;

a rotating mechanism is fixedly arranged in each of the two circular grooves 21;

clamping mechanisms are fixedly arranged in the third connecting rod 17 and the fourth connecting rod 19.

Slewing mechanism includes bearing 22, two equal fixed mounting of bearing 22 are in two circular slots 21, it has oil storage cover 23 to rotate to be connected with between two bearing 22, oil storage cover 23 upper end runs through and has seted up oiling mouth 24, the inside movable mounting of oiling mouth 24 has sealing plug 25, the inside equal movable mounting of bearing 22 and oil storage cover 23 has bearing axle 26, the fixed cover of one end of third rotary column 18 is kept away from to fourth connecting rod 19 is established on bearing axle 26, the one end movable mounting that second rotary column 16 was kept away from to third connecting rod 17 is established on bearing axle 26, oil leakage mouth 27 has been seted up to bearing axle 26 upper end, oil leakage mouth 27 just equals just to just the size with oiling mouth 24, lubrication groove 28 has been seted up to the even equidistance of bearing axle 26 lateral wall, lubrication groove 28 distributes in oil leakage mouth 27 both sides.

Fixture includes fixed block 31, and two fixed blocks 31 are fixed mounting respectively inside third connecting rod 17 and fourth connecting rod 19, and the inside equal threaded mounting of two fixed blocks 31 has screw rod 32, and the equal fixed mounting of the one end that two screw rods 32 deviate from mutually has nut 33, and the equal fixed mounting of the one end that nut 33 was kept away from to two screw rods 32 has splint 34.

The working principle is as follows:

firstly, a lifting ring 11 is connected with a crane, then an object to be lifted is placed between a third connecting rod 17 and a fourth connecting rod 19, at the moment, when the lifting ring 11 is pulled upwards, the lifting ring 11 drives a connecting piece 12 fixed with the lifting ring to move upwards, the connecting piece 12 drives one ends of a first connecting rod 14 and a second connecting rod 15 fixed with the connecting rod to move upwards, at the moment, the first connecting rod 14 and the second connecting rod 15 use a third rotating column 18 and a second rotating column 16 as a middle point to pull one ends of the fourth connecting rod 19 and the third connecting rod 17 fixed with the connecting rod to move upwards, at the moment, free ends of the third connecting rod 17 and the fourth connecting rod 19 clamp the object, when the size of the object is small, a nut 33 can be rotated at the moment, a screw 32 fixed with the screw is driven to rotate inside a fixed block 31 along with the nut 33 under the rotation of the nut 33, at the moment, the screw 32 drives a clamping plate 34 to move relatively to clamp the object again, make this equipment can carry out two-way fixed to the object when using, fixed effect is better, and is applicable to the object of centre gripping variation in size.

The second step, when fourth connecting rod 19 and third connecting rod 17 take place to rotate relatively, drive sealing plug 25 and take place slightly to rotate between two oiling mouths 24 under the effect of frictional force and the effect of the rocking force of lifting by crane this moment, when oiling mouth 24 misplaces with oil leakage mouth 27, bearing shaft 26 shelters from oiling mouth 24 this moment, when oiling mouth 24 overlaps with oil leakage mouth 27, the inside lubricating oil of oil storage cover 23 passes through oiling mouth 24 this moment and flows into inside oil leakage mouth 27, accomplish the lubrication of connecting portion in oil leakage mouth 27 flow direction lubrication groove 28 again, make this equipment can effectively carry out the interpolation of emollient to the connection position of equipment when using, it is more convenient to use.

As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (6)

1. The utility model provides a novel safe hanging tongs, includes rings (11), tip fixed mounting has connecting piece (12) under rings (11), the inside fixed mounting of connecting piece (12) has first rotary column (13), its characterized in that: the connecting piece is characterized in that first connecting rods (14) are movably mounted on two side walls of the connecting piece (12), two first connecting rods (14) are movably sleeved on the surface of a first rotating column (13), two first connecting rods (14) are movably mounted at the ends, far away from the connecting piece (12), of second connecting rods (15), two second connecting rods (15) are movably sleeved on the surface of the first rotating column (13), two second rotating columns (16) are fixedly mounted between the second connecting rods (15), two third connecting rods (17) are movably mounted between the second connecting rods (15), the third connecting rods (17) are movably sleeved on the second rotating columns (16), two first connecting rods (14) are fixedly mounted inside third rotating columns (18), and two side walls of the first connecting rods (14) are movably mounted with fourth connecting rods (19), the fourth connecting rod (19) is movably sleeved on the third rotating column (18), and circular grooves (21) are symmetrically formed in the inner wall of the third connecting rod (17);

rotating mechanisms are fixedly arranged in the two circular grooves (21);

and clamping mechanisms are fixedly arranged in the third connecting rod (17) and the fourth connecting rod (19).

2. The novel safety tongs of claim 1, characterized in that: slewing mechanism includes bearing (22), two the equal fixed mounting of bearing (22) is in two circular slots (21), two rotate between bearing (22) and be connected with oil storage cover (23), oil storage cover (23) upper end runs through and has seted up oiling mouth (24), oiling mouth (24) inside movable mounting has sealing plug (25), bearing (22) and the inside equal movable mounting of oil storage cover (23) have bearing axle (26).

3. The novel safety tongs of claim 1, characterized in that: fixture includes fixed block (31), two fixed block (31) fixed mounting is inside third connecting rod (17) and fourth connecting rod (19) respectively, two screw rod (32), two are installed to the inside equal screw thread of fixed block (31) the equal fixed mounting of one end that screw rod (32) deviates from mutually has nut (33), two the equal fixed mounting of one end that nut (33) were kept away from in screw rod (32) has splint (34).

4. The novel safety tongs of claim 2, characterized in that: the end, far away from the third rotary column (18), of the fourth connecting rod (19) is fixedly sleeved on the bearing shaft (26), and the end, far away from the second rotary column (16), of the third connecting rod (17) is movably sleeved on the bearing shaft (26).

5. The novel safety tongs of claim 2, characterized in that: an oil leakage opening (27) is formed in the upper end of the bearing shaft (26), and the oil leakage opening (27) is opposite to the oil injection opening (24) and is equal in size.

6. The novel safety tongs of claim 5, characterized in that: lubricating grooves (28) have been seted up to even equidistance of bearing shaft (26) lateral wall, lubricating grooves (28) distribute in oil leakage mouth (27) both sides.

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