CN219567493U - Synchronous pulling tool for towing - Google Patents
Synchronous pulling tool for towing Download PDFInfo
- Publication number
- CN219567493U CN219567493U CN202320884146.1U CN202320884146U CN219567493U CN 219567493 U CN219567493 U CN 219567493U CN 202320884146 U CN202320884146 U CN 202320884146U CN 219567493 U CN219567493 U CN 219567493U
- Authority
- CN
- China
- Prior art keywords
- supporting platform
- telescopic supporting
- assembly
- towing
- platform assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Handcart (AREA)
Abstract
The utility model discloses a towing synchronous lifting tool, which comprises an upper telescopic supporting platform module and a first limiting part, wherein the first limiting part is arranged along the width direction of the upper telescopic supporting platform module in an extending way, and defines the relative position of the upper telescopic supporting platform module and a rail bearing beam, and the upper telescopic supporting platform module is telescopic along the length direction of the upper telescopic supporting platform module; the lower telescopic supporting platform module comprises a lower telescopic supporting platform assembly and a second limiting part which is arranged along the width direction of the lower telescopic supporting platform assembly in an extending mode, the second limiting part limits the relative position of the lower telescopic supporting platform assembly and the saddle part, and the lower telescopic supporting platform assembly is telescopic along the length direction of the lower telescopic supporting platform assembly; the lifting assembly is telescopic along the length direction, two ends of the lifting assembly are respectively rotatably connected with two ends of the upper telescopic supporting platform body and two ends of the lower supporting platform body to form four rotating connecting ends, and at least one of the four rotating connecting ends is detachably connected in a rotating mode. The utility model can stably maintain the upper and lower gaps and the left and right gaps, and is convenient for maintenance.
Description
Technical Field
The utility model belongs to the technical field of special tools, and particularly relates to a synchronous pulling tool for a towing.
Background
The running mechanisms of the trolleys of the shore bridge or the field bridge comprise towing mechanisms. The towing comprises parts such as travelling wheels, bolts or triangular plates, and the like, and the towing needs to be maintained and replaced when damaged. At this time, the towing rope is lifted from the rail bearing beam.
After the towing rope is lifted from the rail bearing beam, the up-down gap and the left-right gap between the towing rope and the rail bearing beam are kept unchanged, so that the operation of a maintainer is facilitated. The existing operating personnel adopts a rope or crowbar operating method, so that the operating personnel are time-consuming and labor-consuming, a large personnel safety risk exists in the operating process, and in addition, the upper and lower gaps and the left and right gaps are difficult to ensure.
Therefore, research and development of the synchronous pulling tool for the towing rope can safely and conveniently lift the towing rope from the support rail beam, can stably maintain the upper and lower gaps and the left and right gaps, is convenient for maintenance of the towing rope, and is a technical problem to be solved urgently.
Disclosure of Invention
The utility model aims to provide a towing synchronous lifting tool, which solves the problems that in the prior art, the towing is inconvenient to maintain after being installed on a rail bearing beam, the gap is difficult to stably maintain and the like.
In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme:
the towing synchronous lifting tool comprises a travelling wheel and a saddle part, wherein the travelling wheel is connected to a bearing rail beam in a rolling way and comprises an upper telescopic supporting platform module, a lower telescopic supporting platform module and a lifting assembly; the upper telescopic supporting platform module comprises an upper telescopic supporting platform assembly and a first limiting part which is arranged along the width direction of the upper telescopic supporting platform assembly in an extending mode, wherein the first limiting part is used for limiting the relative position of the upper telescopic supporting platform assembly and the rail bearing beam, and the upper telescopic supporting platform assembly is telescopic along the length direction of the upper telescopic supporting platform assembly; the lower telescopic supporting platform module comprises a lower telescopic supporting platform assembly and a second limiting part which is arranged along the width direction of the lower telescopic supporting platform assembly in an extending mode, the second limiting part is used for limiting the relative position of the lower telescopic supporting platform assembly and the saddle part, and the lower telescopic supporting platform assembly is telescopic along the length direction of the lower telescopic supporting platform assembly; the lifting assembly is telescopic along the length direction, the number of the lifting assembly is two, the two ends of the lifting assembly are respectively connected with the two ends of the upper telescopic supporting platform body and the two ends of the lower supporting platform body in a rotatable mode to form four rotating connection ends, and at least one of the four rotating connection ends is detachably connected in a rotatable mode.
In some embodiments of the present utility model, the upper telescopic supporting platform assembly comprises an upper supporting platform and two first studs with opposite screw threads respectively connected to two sides of the upper supporting platform in a threaded manner; the lower telescopic supporting platform assembly comprises a lower supporting platform and two second studs which are respectively connected with the two sides of the lower supporting platform in a threaded mode and have opposite screwing directions.
In some embodiments of the utility model, the lifting assembly comprises a lifting body and two third studs with opposite threads respectively screwed at two ends of the lifting body.
In some embodiments of the present utility model, the outer ends of the two first studs are connected with a first ring body; the outer ends of the two second studs are connected with second ring bodies; the outer ends of the two third studs are connected with third ring bodies; the first ring body is rotatably connected with the third ring body; the second ring body is rotatably connected with the third ring body; at least one of the first ring body, the second ring body and the third ring body is an open ring.
In some embodiments of the present utility model, the first limiting portion includes two first bosses, the first bosses are disposed to extend along a width direction of the upper support platform, and the two first bosses are disposed at intervals along a length direction of the upper support platform.
In some embodiments of the present utility model, the second limiting portion includes two second bosses, the second bosses are disposed to extend along a width direction of the upper support platform, and the two second bosses are disposed at intervals along a length direction of the upper support platform.
In some embodiments of the present utility model, a through groove is formed in the middle of the lifting body, third threaded holes with opposite rotation directions are formed in two ends of the lifting body, the third stud is in threaded connection with the third threaded holes, and the third threaded holes are communicated with the through groove.
In some embodiments of the present utility model, both ends of the upper support platform are provided with first threaded holes; and the two ends of the lower supporting platform are provided with second threaded holes, and the second studs are in threaded connection with the second threaded holes.
Compared with the prior art, the utility model has the advantages and positive effects that:
the telescopic upper telescopic supporting platform module and the telescopic lower telescopic supporting platform module are arranged, the telescopic lifting assembly is connected between the telescopic upper telescopic supporting platform module and the telescopic lower telescopic supporting platform module, the upper telescopic supporting platform module and the two lifting assemblies are connected end to form four rotatable connecting ends, at least one of the four rotatable connecting ends is detachably connected in a rotating mode, the synchronous lifting tool of the towing rope can be hung on a rail bearing beam, the synchronous lifting tool of the towing rope can integrally lift the towing rope through a saddle part through the telescopic of the lifting assembly, the synchronous lifting tool of the towing rope is separated from the rail bearing beam, and therefore maintenance and replacement of parts of the towing rope can be achieved, and gaps between the towing rope and the rail bearing beam in the up-down direction are adjusted and guaranteed;
through setting up first spacing portion on last flexible supporting platform subassembly, set up second spacing portion on flexible supporting platform subassembly down, realize draging the adjustment of the left and right directions clearance of order and bearing rail roof beam.
Other features and advantages of the present utility model will become apparent upon review of the detailed description of the utility model in conjunction with the drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an embodiment of a synchronous pulling tool for a towing vehicle according to the present utility model;
FIG. 2 is a top view of an embodiment of a lower telescoping support platform module of a synchronous pulling tool for a towing vehicle in accordance with the present utility model;
in the drawing the view of the figure,
110, upper telescoping support platform assembly;
111, an upper support platform;
112, a first stud;
113, a first ring body;
121, a first boss;
210, lower telescoping support platform assembly;
211, a lower support platform;
212, a second stud;
213, a second ring body;
221, a second boss;
300, lifting the assembly;
310, lifting the body;
320, a third stud;
321, a third ring body;
322, split ring;
323, an elastic portion.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; may be mechanically coupled, directly coupled, or indirectly coupled via an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
The towing order applied in the shore bridge or the field bridge trolley comprises walking wheels, triangular plates, saddle parts and other parts which are detachably connected through bolts, and when the walking wheels or the triangular plates and other parts are damaged, the towing order needs to be detached for maintenance, and at the moment, the towing order needs to be lifted from the rail bearing beam, and the towing order is maintained after a stable up-down gap and a left-right gap are maintained.
In this embodiment, the present utility model relates to a synchronous pulling tool for a towing rope, which is mounted on a rail supporting beam, and then applies a force on a saddle portion to lift the towing rope integrally from the rail supporting beam. The towing synchronous lifting tool comprises an upper telescopic supporting platform module, a lower telescopic supporting platform module and a lifting assembly 300. The upper telescopic supporting platform module is hung on the rail bearing beam. The lower telescopic supporting platform module stretches into the lower part of the saddle.
The upper end of the lifting assembly 300 is connected with the upper telescopic supporting platform module, and the lower end of the lifting assembly 300 is connected with the lower telescopic supporting platform module. The lifting assembly 300 is of a telescopic structure, and the lifting assembly 300 is shortened, so that the saddle is pushed upwards, the whole body of the towing rope is lifted from the rail bearing beam, and therefore the travelling wheels, the triangular plates and other parts are not stressed, and replacement, maintenance and other operations can be performed on the travelling wheels.
In this embodiment, as shown in fig. 1, the number of the lifting assemblies 300 is two, and the two lifting assemblies 300 are respectively connected between two ends of the upper telescopic supporting platform module and the lower telescopic supporting platform module.
Because the upper telescopic supporting platform module, the lower telescopic supporting platform module and the two lifting assemblies 300 all have telescopic functions, in order to realize the adjustment of the height and the width of the towing synchronous lifting tool, two ends of the two lifting assemblies 300 are respectively rotatably connected with the upper telescopic supporting platform module and the lower telescopic supporting platform module to form four rotating connecting ends.
In order to realize that the synchronous pulling tool for the towing rope can be installed on the rail bearing beam, two pulling assemblies 300 are respectively connected with four rotating connecting ends of the upper telescopic supporting platform module 100 and the lower telescopic supporting platform module, and at least one of the four rotating connecting ends is detachably connected in a rotating mode.
In order to facilitate adjustment of the height direction of the synchronous pulling tool for towing, the pulling assembly 300 is of a telescopic structure.
In this embodiment, in order to ensure that the towing rope has a stable gap with the rail bearing beam after being lifted, the relative position of the towing rope synchronous lifting tool and the rail bearing beam needs to be accurately defined, so that the upper telescopic supporting platform module comprises an upper telescopic supporting platform assembly 110 and a first limiting portion.
In this embodiment, a direction perpendicular to the rail bearing beam is defined as a length direction of the upper telescopic supporting platform assembly 110, and a direction extending along the rail bearing beam is defined as a width direction of the upper telescopic supporting platform assembly 110.
The upper telescoping support platform assembly 110 extends in a direction perpendicular to the rail beam and is telescoping in this direction.
The first limiting part extends along the width direction of the upper telescopic supporting platform assembly 110, the first limiting part is used for limiting the relative position of the upper telescopic supporting platform assembly 110 and the rail bearing beam,
specifically, the first limiting portion includes two first bosses 121. The two first bosses 121 are disposed at intervals along the length direction of the upper telescopic supporting platform assembly 110, and the first bosses 121 are disposed to extend along the width direction of the upper telescopic supporting platform assembly 110.
When the upper telescopic supporting platform assembly 110 is hung on the rail bearing beam, the two first bosses 121 are respectively placed on two sides of the rail bearing beam, so that the position of the upper telescopic supporting platform assembly 110 relative to the rail bearing beam is limited, the upper telescopic supporting platform assembly and the rail bearing beam cannot be scraped along the direction perpendicular to the rail bearing beam, and therefore the fact that the towing order has a certain left-right clearance with the rail bearing beam after being lifted by the towing order synchronous lifting tool is guaranteed.
In the present embodiment, the axial direction of the saddle is defined as the longitudinal direction of the lower telescopic support platform module, and the direction perpendicular to the axial direction of the saddle is defined as the width direction of the lower telescopic support platform module 200.
The lower telescopic support platform module is arranged along the axial direction of the saddle.
In particular, the lower telescoping support platform module passes through the saddle in the axial direction of the saddle.
To define the relative position of the lower telescoping support platform module to the axial direction of the saddle, the lower telescoping support platform module includes a lower telescoping support platform assembly 210 and a second stop. The second limiting portion extends along the width direction of the lower telescopic supporting platform assembly 210, and is used for limiting the axial relative position of the lower telescopic supporting platform 210 relative to the saddle, so as to prevent the lower telescopic supporting platform assembly 210 from being axially moved up relative to the saddle.
The first limiting part and the second limiting part respectively limit the relative position of the towing synchronous lifting tool relative to the rail bearing beam and the relative position of the towing synchronous lifting tool relative to the towing, so that the clearance between the lifted towing along the vertical direction of the axial direction of the rail bearing beam, namely the left-right direction, namely the clearance along the axial direction of the saddle is ensured.
Specifically, as shown in fig. 2, the second limiting portions are two second bosses 221. The second boss 221 is extended in the width direction of the lower telescopic supporting platform assembly 210. The two second bosses 221 are spaced apart along the length of the lower telescopic support platform assembly 210.
In this embodiment, the lower telescoping support platform assembly 210 is telescoping in the axial direction of the saddle.
By means of the extension and retraction of the upper telescopic supporting platform assembly 110 and the extension and retraction of the lower telescopic supporting platform assembly 210, the length of the upper telescopic supporting platform assembly 110 and the length of the lower telescopic supporting platform assembly 210 are adjusted, and the towing synchronous lifting tool is adjusted to a proper position, so that a gap defined by the first limiting portion and the second limiting portion is ensured.
In this embodiment, the upper telescopic support platform assembly 110 includes an upper support platform 111 and two first studs 112 threaded on both sides of the upper support platform 111, respectively, and having opposite screw threads.
Specifically, the two sides of the upper supporting platform 111 are provided with first threaded holes, and the inner ends of the first studs 112 are in threaded connection with the first threaded holes.
In this embodiment, the lower telescopic support platform assembly 210 includes a lower support platform 211 and two second studs 212 with opposite screw threads respectively screwed on both sides of the lower support platform 211.
Specifically, the two sides of the lower supporting platform 211 are provided with second threaded holes, and the inner ends of the second studs 212 are in threaded connection with the second threaded holes.
In this embodiment, the rotation directions of the first studs 112 connected to the two sides of the upper support platform 111 are opposite, and the connection and the simultaneous inward movement or the simultaneous outward movement of the first studs 112 on the two sides can be achieved by rotating the upper support platform 111, so as to achieve the extension or shortening of the upper telescopic support platform assembly 110. Thus, the installation and adjustment process can be simplified and facilitated, and the adjustment of the length of the upper telescopic support platform assembly 110 can be realized only by rotating the upper support platform 111.
In this embodiment, the rotation directions of the second studs 212 connected to the two sides of the lower support platform 211 are opposite, and the connection and the simultaneous inward movement or the simultaneous outward movement of the second studs 212 on the two sides can be achieved by rotating the upper support platform 211, so as to achieve the extension or shortening of the lower telescopic support platform assembly 210. Thus, the installation and adjustment process can be simplified and facilitated, and the adjustment of the length of the lower telescopic support platform assembly 210 can be realized only by rotating the lower support platform 211.
In this embodiment, in order to realize rotatable connection between two ends of the lifting assembly 300 and the upper and lower telescopic support platform modules, the outer ends of the two first studs 112 are connected with a first ring 113, and the outer ends of the two second studs are connected with a second ring 213.
The pulling assembly 300 includes a pulling body 310 and two third studs 320 threaded at both ends thereof, respectively, with opposite threads.
In this embodiment, the rotation directions of the third studs 320 connected to the two sides of the pulling body 310 are opposite, and the pulling body 310 is rotated to achieve the simultaneous inward movement or the simultaneous outward movement of the third studs 320 connected to the two sides, so as to achieve the extension or shortening of the pulling assembly 300. Thus, the installation and adjustment process can be simplified and facilitated, and the adjustment of the length of the pulling assembly 300 can be achieved only by rotating the pulling body 310.
Specifically, the outer ends of the third studs 320 are connected with third ring bodies 321.
In this embodiment, the first ring 113 is sleeved with the third ring 321, and the first ring 113 is rotatably connected with the third ring 321. The second ring 213 is sleeved with the third ring 321, and the second ring 213 is rotatably connected with the third ring 321. Thereby forming four rotational connection ends.
At least one of the four rotary connecting ends is detachably connected.
Therefore, at least one of the first ring 113, the second ring 213 and the third ring 321 is a openable ring.
In the present embodiment, the third ring 321 at the upper end of the pulling assembly 300 on one side is a split ring 322. An elastic portion 323 is provided at the opening portion of the split ring 322, and the elastic portion 323 can close the opening portion of the split ring 322. The operator pushes the elastic portion 323, so that the split ring 322 is sleeved on the first ring body 113 or the second ring body 213 after being opened, and detachable rotation connection is achieved.
In order to ensure the stability of connection and improve the safety of the synchronous pulling tool of the towing, only one ring body of the first ring body 113, the second ring body 213 and the third ring body 321 is an open ring.
In this embodiment, a through groove 311 is formed in the middle of the lifting body 310, and third threaded holes are formed at two ends of the lifting body 310, and the third stud 320 is in threaded connection with the third threaded holes.
In the present embodiment, two third screw holes communicate with the through groove 311.
In the use process of the towing synchronous lifting tool, two first bosses 121 on the upper supporting platform 111 are respectively installed on two sides of a rail bearing beam, the upper supporting platform 111 is placed on the rail bearing beam, and the width of the upper telescopic supporting platform assembly 110 is adjusted by rotating the upper supporting platform 111, so that the upper telescopic supporting platform module is adjusted to a proper length.
According to fig. 1, after the split ring is separated from the first ring 113, the end of the lower support platform 211 may be extended to and pass through the lower portion of the saddle, the lower support platform 221 may be mounted on the saddle at an accurate position by two second bosses 221, and the width of the lower telescopic support platform assembly 210 may be adjusted by rotating the lower support platform 211, thereby adjusting the lower telescopic support platform module to a proper length.
Thereby guaranteeing the left and right clearance between the towing synchronous lifting tool and the rail bearing beam.
By rotating the lifting body 310, the extension or shortening of the lifting body 300 is achieved, the saddle portion is pulled up by the lower support platform 211, the upper support platform 111 is separated from the rail bearing beam, and the upper and lower gaps of the upper telescopic support platform assembly 210 and the rail bearing beam are adjusted by the extension or shortening distance of the lifting body 300.
In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative embodiments of the present utility model, and the scope of the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be covered by the present utility model, and the scope of the present utility model shall be defined by the appended claims.
Claims (8)
1. Synchronous pulling frock of festoon, festoon include walking wheel and saddle portion, and walking wheel roll connection is on the rail girder, its characterized in that includes:
the upper telescopic supporting platform module comprises an upper telescopic supporting platform assembly and a first limiting part which is arranged along the width direction of the upper telescopic supporting platform assembly in an extending mode, wherein the first limiting part is used for limiting the relative position of the upper telescopic supporting platform assembly and the rail bearing beam, and the upper telescopic supporting platform assembly is telescopic along the length direction of the upper telescopic supporting platform assembly;
the lower telescopic supporting platform module comprises a lower telescopic supporting platform assembly and a second limiting part which is arranged along the width direction of the lower telescopic supporting platform assembly in an extending mode, the second limiting part is used for limiting the relative position of the lower telescopic supporting platform assembly and the saddle part, and the lower telescopic supporting platform assembly is telescopic along the length direction of the lower telescopic supporting platform assembly;
the lifting assembly is telescopic along the length direction, the number of the lifting assemblies is two, two ends of the lifting assembly are respectively connected with two ends of the upper telescopic supporting platform assembly and two ends of the lower telescopic supporting platform assembly in a rotatable mode to form four rotating connecting ends, and at least one of the four rotating connecting ends is detachably connected in a rotatable mode.
2. The towing synchronous lifting tool according to claim 1, wherein,
the upper telescopic supporting platform assembly comprises an upper supporting platform and two first studs which are respectively connected with the two sides of the upper supporting platform in a threaded manner and have opposite screwing directions;
the lower telescopic supporting platform assembly comprises a lower supporting platform and two second studs which are respectively connected with the two sides of the lower supporting platform in a threaded mode and have opposite screwing directions.
3. The towing synchronous pulling tool according to claim 2, wherein the pulling assembly comprises a pulling body and two third studs with opposite screw threads respectively screwed at two ends of the pulling body.
4. The towing synchronous lifting tool according to claim 3, wherein,
the outer ends of the two first studs are connected with first ring bodies;
the outer ends of the two second studs are connected with second ring bodies;
the outer ends of the two third studs are connected with third ring bodies;
the first ring body is rotatably connected with the third ring body; the second ring body is rotatably connected with the third ring body;
at least one of the first ring body, the second ring body and the third ring body is an open ring.
5. The towing synchronous lifting tool according to claim 2, wherein the first limiting portion comprises two first bosses, the first bosses extend in the width direction of the upper supporting platform, and the two first bosses are arranged at intervals in the length direction of the upper supporting platform.
6. The towing synchronous lifting tool according to claim 2, wherein the second limiting portion comprises two second bosses, the second bosses extend in the width direction of the upper supporting platform, and the two second bosses are arranged at intervals in the length direction of the upper supporting platform.
7. The towing synchronous lifting tool according to claim 3, wherein a through groove is formed in the middle of the lifting body, third threaded holes with opposite rotation directions are formed in two ends of the lifting body, the third stud is in threaded connection with the third threaded holes, and the third threaded holes are communicated with the through groove.
8. The towing synchronous lifting tool according to claim 2, wherein the two ends of the upper supporting platform are provided with first threaded holes; and the two ends of the lower supporting platform are provided with second threaded holes, and the second studs are in threaded connection with the second threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320884146.1U CN219567493U (en) | 2023-04-19 | 2023-04-19 | Synchronous pulling tool for towing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320884146.1U CN219567493U (en) | 2023-04-19 | 2023-04-19 | Synchronous pulling tool for towing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219567493U true CN219567493U (en) | 2023-08-22 |
Family
ID=87664368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320884146.1U Active CN219567493U (en) | 2023-04-19 | 2023-04-19 | Synchronous pulling tool for towing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219567493U (en) |
-
2023
- 2023-04-19 CN CN202320884146.1U patent/CN219567493U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102367651A (en) | U-shaped concrete beam bridge girder erection machine | |
| CN201721451U (en) | Variable-height continuous steel truss railway bridge inspection vehicle | |
| CN105290748B (en) | The middle big part disassemblerassembler of low speed magnetic suspension train | |
| CN212389345U (en) | Self-propelled multifunctional trolley for shield tunnel | |
| CN219567493U (en) | Synchronous pulling tool for towing | |
| CN215801077U (en) | Pulley type cable saddle device | |
| CN203947412U (en) | Inspection trolley at the bottom of a kind of Bridge Beam | |
| WO2024087901A1 (en) | Cantilever casting and locomotion all-in-one machine | |
| CN114941263B (en) | Switch replacing operation method | |
| CN218752680U (en) | Hauling wheel and hauling device | |
| CN107012798B (en) | A kind of Bridge Erector supporting leg stand under load equalising control device and method | |
| CN212475989U (en) | Vertical lifting device and bogie track pitch changing test bed | |
| CN211055128U (en) | Multifunctional railway fault detection device | |
| CN210064942U (en) | Large-scale hangar multi-pivot suspension shared crane | |
| CN211496663U (en) | Gantry crane supporting device | |
| CN208252130U (en) | Tunnel lining can turn to reinforcement trolley | |
| CN107604776B (en) | Convenient beam transverse crane for railway track construction | |
| CN111002893A (en) | Beam transporting vehicle | |
| CN215666688U (en) | Hoisting equipment support | |
| CN215048107U (en) | Maintenance device for running gear | |
| CN214141308U (en) | Single-beam door type tire crane | |
| CN209081271U (en) | Gantry crane drag chain mobile maintenance car | |
| CN209100061U (en) | A kind of tunnel water proofing cloth laying apparatus | |
| CN215887788U (en) | Rail paving machine | |
| CN212024708U (en) | Lifting support leg for overhead working truck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |