CN110985492A - Convenient hoist and mount threading action bars of height-adjusting - Google Patents

Abstract

The invention discloses a hoisting threading operating rod convenient for height adjustment, which belongs to the field of auxiliary hoisting tools of power equipment and comprises a rod body and a threading device positioned at the end part of the rod body, wherein the rod body is formed by sleeving at least two unit rods, each unit rod comprises a main body section and a sleeving section, the outer diameter of the sleeving section is smaller than that of the main body section, an elastic pin radially extending towards two sides is arranged at the top of the sleeving section, two symmetrically-arranged butt-joint holes are formed in the bottom of the main body section, when the two unit rods are mutually sleeved, the two butt-joint holes of the main body section of one unit rod are matched with the elastic pin of the sleeving section of the other unit rod in a butt-joint mode, and the threading device is also provided with an insertion hole correspondingly matched with. The invention has the advantages that the length of the operating rod can be conveniently adjusted, and the universality of each unit rod is stronger. The invention is used for hoisting equipment.

Description

Convenient hoist and mount threading action bars of height-adjusting

[ technical field ] A method for producing a semiconductor device

The invention relates to a hoisting threading operating rod convenient for height adjustment, and belongs to indoor hoisting auxiliary equipment.

[ background of the invention ]

Along with the improvement of living standard of people, the electric load is also increasing day by day. In the industrial field, various kinds of emerging large-scale equipment are introduced into factories, resulting in continuous increase in electricity consumption. In the medical field, with the development of science and technology, various innovative large-scale medical equipment enters the operation practice, and the power load of a hospital is larger and larger. Therefore, the social demand of the transformer substation is more and more obvious, and the number of newly built transformer substation projects is increased. At present, the problem of equipment failure caused by weather reasons cannot be solved effectively in time, and large-scale equipment is installed and placed in an indoor environment in the project of a newly-built substation. Therefore, the research on how to carry out more convenient and faster equipment installation, later-stage factory return overhaul and indoor extension engineering in an indoor environment becomes the key point of the current newly-built substation engineering. Nowadays, the hoisting mode of indoor large-scale equipment has been studied at home and abroad, and certain progress is made, but the research on the threading process of the hoisting equipment is relatively few, and the traditional manual threading is still selected at present, so that the working efficiency is low, the danger coefficient is high, and the method is not suitable for high-altitude operation. Therefore, the simple threading device is researched to achieve the purpose of improving the hoisting efficiency and bring convenience to workers to hoist indoor large-scale equipment.

At present, in the installation process of electrical equipment of a transformer substation, the carrying and positioning of large heavy equipment with the weight of 5-20 t mainly adopts a winching traction and rolling rod sliding mode, the mode has high requirements on the construction experience and the working capacity of workers, and the ground is damaged greatly in the moving process. Therefore, a crane is introduced into the newly-built substation project, and indoor equipment is arranged and overhauled for use by being equipped with the crane. Although the application of the crane is extensive and facilitate the use, the installation of the crane itself is time-consuming and labor-consuming, the cost is high, except the use under special conditions, the crane is rarely reused in the later stage, and the use efficiency is extremely low.

Therefore, in terms of both use efficiency and cost control, a crane is not equipped in a newly-built substation engineering room, instead, a proper hoisting point is equipped at an indoor key position, and indoor equipment is installed through the hoisting point at a key position in the installation process. Indoor hoisting is realized by using a hoisting ring on the roof of a factory building, the hoisting ring is usually a U-shaped ring, a threading wire firstly penetrates through the U-shaped ring, and then a steel wire rope is pulled to pass through the U-shaped ring by the threading wire. Therefore, how to conveniently and quickly pass the steel wire rope through the hoisting ring is a very important link influencing the whole hoisting process.

[ summary of the invention ]

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a lifting threading operating rod with convenient height adjustment, which can conveniently adjust the length of the operating rod and ensure that each unit rod has stronger universality.

The technical scheme adopted by the invention is as follows:

the utility model provides a convenient hoist and mount threading action bars of height-adjusting, includes the pole body and is located the threading device of pole body tip, the pole body comprises two piece at least unit pole cup joints, and every unit pole includes the main part section and cup joints the section, the external diameter that cup joints the section is less than the external diameter of main part section, the top of cup jointing the section is equipped with the radial elasticity round pin that extends toward both sides, the bottom of main part section is equipped with two butt joint holes that the symmetry set up, and when two unit poles cup jointed each other, two butt joint holes of one of them unit pole main part section match the elasticity round pin that another unit cup jointed the section, also be equipped with on the threading device with the elasticity round pin corresponds the cartridge hole that.

The invention has the following beneficial effects:

firstly, the rod body of the hoisting threading operating rod is formed by sleeving at least two unit rods, each sleeving rod comprises a main body section and a sleeving section, the outer diameter of the sleeving section is smaller than that of the main body section, and after the design, a step surface is formed between the sleeving section and the main body section, so that when the two unit rods are sleeved with each other, the main body section of one unit rod can be positioned to abut against the step surface, the shaking degree of the two unit rods is smaller, and the hoisting height is higher during normal hoisting, and the height of the whole rod body is higher, so that the requirement on the sleeving stability of the rod body is higher.

Secondly, the connection between the two unit rods is realized by the elastic pin arranged in the radial direction, the structural design is convenient to mount and dismount, and secondly, the threading device at the end part of the rod body is required to have guidance, so that the unit rods in the rod body cannot rotate mutually, otherwise, when a user rotates at the bottom of the rod body to adjust the direction, the threading device at the top of the rod body is probably not rotated along with the rotation, the direction adjusting effect cannot be realized, and the two unit rods sleeved with each other cannot rotate relatively by using the structure of the radial elastic pin.

Finally, the threading device is also provided with the insertion holes correspondingly matched with the elastic pins, so that the design is equivalent to that each unit rod can be connected with the threading device, and the installation of the threading device is not influenced by using two unit rods, three unit rods, four unit rods and the like no matter how the height of the rod body is adjusted, so that the universality of each unit rod can be increased, each unit rod can be sleeved with another unit rod, and can also be connected with the threading device, and the degree of freedom is greatly improved.

Preferably, the sleeving section comprises a first sleeving section and a second sleeving section, the outer diameter of the first sleeving section is smaller than that of the second sleeving section to form a step, the threading device is sleeved on the first sleeving section, and when the two unit rods are sleeved with each other, the main body section of one unit rod is sleeved on the second sleeving section of the other unit rod.

Preferably, the outer wall of the second sleeving connection section is provided with a positioning friction piece.

Preferably, the positioning friction piece is provided with a plurality of pieces which are distributed on the outer wall of the second sleeving connection section in the circumferential direction.

Preferably, the positioning friction plate is a plastic shaft sleeve sleeved on the second sleeving connection section.

Preferably, at least one of the at least two unit rods has a length smaller than that of the other unit rods.

Preferably, the hoisting threading operating rod further comprises a wire spool, the wire spool is mounted on the main body section of the unit rod, and the wire spool is detachably connected with the main body section of the unit rod.

Preferably, the wire spool is connected with the main body section through a hoop, and the main body section is provided with an annular groove for positioning the hoop.

Preferably, the wire spool comprises a shaft sleeve, a rotating shaft and a wire coil connected with the rotating shaft, and a brake device for braking the rotating shaft is mounted on the shaft sleeve.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention is further described below with reference to the accompanying drawings:

fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is an exploded view of the first embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is an exploded view of a threading device according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a threading device according to an embodiment of the invention.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.

In the following description, the terms such as "inner", "outer", "upper", "lower", "left", "right", etc., which indicate orientations or positional relationships, are used for convenience in describing embodiments and simplifying descriptions, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 5, the present embodiment shows a threading operating rod for hoisting, including a rod body and a threading device 2 located at an end of the rod body, where the rod body is formed by at least two unit rods 1 in a sleeved manner, each unit rod 1 includes a main body section 11 and a sleeved section 12, an outer diameter of the sleeved section 12 is smaller than an outer diameter of the main body section 11, an elastic pin 13 radially extending toward two sides is disposed at a top of the sleeved section 12, two symmetrically disposed abutting holes 14 are disposed at a bottom of the main body section 11, when the two unit rods 1 are sleeved with each other, the two abutting holes 14 of the main body section 11 of one unit rod 1 are matched with the elastic pin 13 of the other unit sleeved section 12, and an insertion hole 26 correspondingly matched with the elastic pin 13 is also disposed on the threading device 2.

The invention has the following beneficial effects:

first, the hoist and mount threading action bars in this embodiment, its pole body is cup jointed by two piece at least unit poles 1 and is constituteed, wherein every cup joints the pole and includes main part section 11 and cup joints section 12, the external diameter that cup joints section 12 is less than the external diameter of main part section 11, after so designing, will form a step face between cup joint section 12 and the main part section 11, when making two unit poles 1 cup joint each other, the main part section 11 of one of them unit pole 1 just can fix a position and support this step face, thereby make two unit poles 1 rock degree can be littleer, because hoist and mount highly higher during hoist usually, the height of whole pole body is higher, so the stability requirement of cup jointing to the pole body self is higher.

Secondly, the connection between the two unit rods 1 in the embodiment is realized by the elastic pin 13 arranged in the radial direction, the structural design is convenient to mount and dismount, and secondly, the threading device 2 at the end part of the rod body is required to have guidance, so that the unit rods 1 in the rod body cannot rotate mutually, otherwise, when a user rotates at the bottom of the rod body to adjust the direction, the threading device 2 at the top of the rod body is probably not rotated along with the rod body, the direction adjusting effect cannot be realized, and the two unit rods 1 sleeved with each other cannot rotate relatively by the structure of the radial elastic pin 13.

Finally, the threading device 2 in this embodiment is also provided with the insertion hole 26 correspondingly matched with the elastic pin 13, such a design is equivalent to that each unit rod 1 can be connected with the threading device 2, and no matter how the height of the rod body is adjusted, the installation of the threading device 2 is not affected by using two unit rods, three unit rods, four unit rods and the like, so that the universality of each unit rod 1 can be increased, each unit rod 1 can be sleeved with another unit rod 1, and can also be connected with the threading device 2, and the degree of freedom is greatly improved.

In order to make the unit bar 1 and the threading device 2 have better stability when sleeved, the sleeved section 12 includes a first sleeved section 121 and a second sleeved section 122, the outer diameter of the first sleeved section 121 is smaller than the outer diameter of the second sleeved section 122 to form a step, the threading device 2 is sleeved on the first sleeved section 121, and when two unit bars 1 are sleeved with each other, the main body section 11 of one unit bar 1 is sleeved on the second sleeved section 122 of the other unit bar 1.

Because unit pole 1 itself is usually made by the metal pole, and produce the friction easily between metal and the metal, long-term dismouting back unit pole 1 and unit pole 1 between have certain clearance, can lead to two unit poles 1 to cup joint the back and produce and rock to cause 2 stability of threading device at pole body top relatively poor, be difficult to aim at rings, in order to solve this technical problem, be equipped with releasable connection's location friction spare 15 on the outer wall of second cup joint section 122, this location friction spare 15 preferred is the plastics material, sets up this location friction spare 15 after, can guarantee that the cooperation between two unit poles 1 is interference fit, improves stability, even if take place wearing and tearing simultaneously, the wearing and tearing position concentrates on location friction spare 15, and the later stage can be demolishd and change.

The positioning friction members 15 in this embodiment are preferably in the shape of a sheet, and the number of the positioning friction members is multiple, and the positioning friction members are circumferentially distributed on the outer wall of the second sleeving connection section 122. The positioning friction piece 15 with the structure has the advantages of being convenient to install and capable of being freely replaced according to actual wear conditions, for example, one side is seriously worn, and the side with the serious wear can be replaced. Of course, in other embodiments, the positioning friction member 15 may also be a plastic bushing sleeved on the second sleeving section 122, and such a plastic bushing type positioning friction member 15 has the advantage of better stability.

Because the rings of many indoor hoists are not the same in height, in order to make the height of threading action bars relatively fit for rings, in this embodiment at least one unit pole 1 in two piece unit poles 1 is less than the length of other unit poles 1, and this kind of design, in being equivalent to many unit poles 1, can have several unit poles 1's length to be different, can let the user oneself make up and splice into more suitable height like this.

The hoisting threading operation rod further comprises a wire spool 323, the wire spool 323 is installed on the main body section 11 of the unit rod 1, and the wire spool 323 is detachably connected with the main body section 11 of the unit rod 1. After the design, the wire spool 323 can be carried and moved independently, and the transportation is more convenient.

The wire spool 323 is connected with the main body section 11 through the hoop 31, the main body section 11 is provided with an annular groove 111 for positioning the hoop 31, and the annular groove 111 may be formed in each unit or only one unit rod 1 may be provided with the annular groove 111. In the present embodiment, it is preferable to provide the ring groove 111 only on one unit bar 1 because the wire spool 323 is generally fixedly mounted on only one unit bar 1.

In this embodiment, the wire spool 323 includes a shaft sleeve, a rotating shaft and a wire coil 32 connected to the rotating shaft, the rotating shaft can rotate in the shaft sleeve, the shaft sleeve is fixed to the clamp 31, the shaft sleeve is provided with a brake device for braking the rotating shaft, the brake device in this embodiment can be a hand lever, and the hand lever is held by a hand to realize braking, so as to prevent the counterweight 21 from falling too fast and to hit objects or people. In other embodiments, the brake device may be implemented by using some clasping mechanism.

Regarding the structure of the threading device 2, the threading device 2 in this embodiment includes a weight 21, a piston rod 22 and a transmission rod 23, the end of the threading is connected to the weight 21, the piston rod 22 includes a locking end and a connecting end, the locking end is used for locking or releasing the weight 21, the connecting end is used for hinging with the transmission rod 23, the other end of the transmission rod 23 is rotatably connected with a driving shaft 24, the driving shaft 24 is connected with a force applying plate 25, and the force applying plate 25 is abutted against the hanging ring upwards or downwards to form an acting force for driving the driving shaft 24.

The specific operating principle of the threading operating rod in this embodiment is to make threading one end in wire reel 323 be connected to balancing weight 21 in threading device 2, balancing weight 21 follows the height position that the threading operating rod reachd rings, then let balancing weight 21 pass rings, wait to balancing weight 21 and pass rings after, release balancing weight 21 again, thereby let balancing weight 21 free fall, so the user stands subaerial just can realize the operation of bypassing rings with the threading, and need not use equipment such as aerial ladder, it is very convenient to operate, and whole equipment removes, it is all very portable to carry.

Secondly, the release to balancing weight 21 in this embodiment, realize through pure mechanical structure basically, do not need other power supplies, when using, only need to carry out the extrusion operation with application of force board 25 alignment rings, application of force board 25 can transmit the effort for drive shaft 24, thereby make drive shaft 24 drive piston rod 22 release the operation, whole inner structure is very simple, do not need the motor, spare parts such as power, not only with low costs, and do not need the power to insert, require lowly to operational environment, application scope is very wide.

As for the specific structure of the threading device 2:

threading device 2 includes the casing, including the balancing weight chamber and the piston chamber of intercommunication each other in the casing, balancing weight 21 at least part is located the balancing weight intracavity, piston rod 22 is located the piston intracavity, and reciprocating motion can be made at the piston intracavity to piston rod 22, under the locking state, piston rod 22 at least part stretches into the balancing weight intracavity and locks with balancing weight 21, and under the release state, the tip of piston rod 22 can withdraw from the balancing weight chamber to realize the unblock to balancing weight 21.

The shell is internally provided with a driving shaft cavity, the driving shaft 24 is positioned in the driving shaft cavity, for the specific orientation of a plurality of cavities, the piston cavity is horizontally arranged in the embodiment, the driving shaft cavity and the counterweight block cavity are vertically arranged, the force application plate 25 is hung below the driving shaft 24, specifically referring to the figure 5, as the axial direction of the hole of the lifting ring is generally horizontal, after the counterweight block 21 passes through the hole of the lifting ring, the force application plate 25 can be just positioned in the middle of the lifting ring, at this time, a user pulls the threading device 2 downwards with force, the force application plate 25 is contacted with the inner wall of the hole of the lifting ring, the force application plate 25 is pushed to move upwards, after the force application plate 25 moves upwards, the driving shaft 24 is driven to move upwards synchronously, so that the piston rod 22 is driven to move towards the right side to complete the releasing action, and the orientation design is very suitable for the working environment of the lifting, and the force application plate 25 is normally hung under the drive shaft 24, the force application plate 25 will keep the piston rod 22 in the locking position by its own weight in case of no force application.

In order to prevent the self-gravity of the force application plate 25 from being insufficient, a return spring 27 is further provided between the top of the driving shaft 24 and the inner wall of the driving shaft cavity in the embodiment to increase the return capability of the driving shaft 24.

In order to complete the locking with the piston rod 22, in this embodiment, a locking groove 211 is disposed on the counterweight block 21, and an end of the piston rod 22 extends into the locking groove 211 to lock the counterweight block 21. In this embodiment, the balancing weight 21 includes main part 212 and installation department 213, sets up main part 212 and installation department 213 back, can let balancing weight 21's main weight concentrate on main part 212, and main part 212 can expose outside the casing to reduce the volume of casing itself, installation department 213 is cylindrical structure, installation department 213 holding is in the balancing weight intracavity, locking groove 211 is for establishing the annular groove on installation department 213, and the advantage of designing locking groove 211 as the annular groove lies in that the annular groove can dock the locking with piston rod 22 at arbitrary angle, need not specific installation angle, so use when installing balancing weight 21, can arbitrary angle cartridge to the balancing weight intracavity.

In view of the different weights 21 that may be required to account for different lifting threads, the housing in this embodiment includes a main housing 202 and a front housing 201 connected to the end of the main housing 202, with the weight cavity located in the front housing 201. Thus, the front housing 201 can be a separate component and can be replaced separately without replacing the main housing 202, and the piston rod 22, the transmission rod 23, the driving rod, and the like in the main housing 202 can be used universally.

In addition, since the threading device 2 is usually in a high position and the user stands on the ground, considering that there is an alignment problem when the user aligns the threading device 2 with the hole of the hanging ring, it may be preferable to provide a guide part at the front end of the front housing 201, which may be a cone-shaped body with a relatively small front end for easy access into the hole of the hanging ring. Of course, in other embodiments, a camera may be preferentially installed at the front end of the front housing 201, and the camera is connected to a wireless transmission module for transmitting an image signal to the user mobile terminal, so that a user can align the hole of the hanging ring on the ground more accurately according to the image signal transmitted by the camera.

In addition, the housing further comprises a rear housing 203 connected with the other end of the main housing 202, the rear housing 203 is used for connecting with the shaft, considering that the thickness of the shaft may not be uniform, for example, some shafts are 6cm round pipes, and some shafts may be 8cm round pipes, in this case, only the rear housing 203 needs to be replaced, and the main housing 202 and the front housing 201 can be used commonly.

In the specific assembly, since the main housing 202 has a piston cavity and a drive shaft cavity, which all need to be installed with components, the main housing 202 includes a left half-shell 2021 and a right half-shell 2022, the left half-shell 2021 and the right half-shell 2022 are spliced and connected, so that the piston rod 22 and the drive shaft 24 can be conveniently assembled, the left half-shell 2021 and the right half-shell 2022 are completely installed and fastened by screws, and the left half-shell 2021 and the right half-shell 2022 are spliced and connected with the front housing 201 and the rear housing 203 integrally, which is equivalent to that the front housing 201 and the rear housing 203 also play a role in fixedly connecting the left half-shell 2021 and the right half-shell 2022, thereby further enhancing the connection stability between the left half-shell 2021 and the right half-shell 2022.

While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (9)

1. The utility model provides a convenient hoist and mount threading action bars of height-adjusting, includes the pole body and is located the threading device of pole body tip, its characterized in that, the pole body comprises two piece at least unit pole cup joints, and every unit pole includes the main part section and cup joints the section, the external diameter that cup joints the section is less than the external diameter of main part section, the top of cup jointing the section is equipped with radial elastic pin toward both sides extension, the bottom of main part section is equipped with two butt joint holes that the symmetry set up, and when two unit poles cup jointed each other, two butt joint holes of one of them unit pole main part section mate the elastic pin of another unit cup joint section, also be equipped with on the threading device with the elastic pin corresponds the cartridge hole of matching.

2. The easy-to-adjust height lifting threading operating rod as claimed in claim 1, wherein the sleeving section comprises a first sleeving section and a second sleeving section, the outer diameter of the first sleeving section is smaller than that of the second sleeving section to form a step, the threading device is sleeved on the first sleeving section, and when two unit rods are sleeved with each other, the main body section of one unit rod is sleeved on the second sleeving section of the other unit rod.

3. The easy height adjustment hoist threading lever of claim 2 wherein the second telescoping section has a removably attached positioning friction member on its outer wall.

4. The easy height adjustable lifting threading bar of claim 3 wherein the positioning friction member has a plurality of pieces circumferentially disposed on the outer wall of the second telescoping section.

5. The easy height adjustment hoist threading lever of claim 3 wherein the positioning friction plate is a plastic bushing that fits over the second nesting section.

6. The easy height adjustment hoist threading lever of claim 1 wherein at least one of the at least two unit bars has a length less than the length of the other unit bars.

7. The easy height adjustment hoist threading lever of claim 1 further comprising a wire spool mounted on the body section of the unit bar, the wire spool being removably connected to the body section of the unit bar.

8. The easy height adjustable lifting threading lever of claim 7 wherein the spool is connected to the body section by a clamp, the body section having an annular groove for locating the clamp.

9. The easy-to-adjust height-lifting threading operating lever as claimed in claim 7, wherein the wire spool comprises a shaft sleeve, a rotating shaft and a wire coil connected with the rotating shaft, and a brake device for braking the rotating shaft is installed on the shaft sleeve.

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