CN217076674U - Contact net weight lifting sling - Google Patents
Contact net weight lifting sling Download PDFInfo
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- CN217076674U CN217076674U CN202220641135.6U CN202220641135U CN217076674U CN 217076674 U CN217076674 U CN 217076674U CN 202220641135 U CN202220641135 U CN 202220641135U CN 217076674 U CN217076674 U CN 217076674U
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Abstract
The utility model provides a contact net weight lifting sling, including weighing down the stone roller pole and setting up the layer board in weighing down stone roller pole bottom, the top of weighing down the stone roller pole is provided with solid fixed ring, gu install the connecting piece that is used for connecting the connecting wire of contact net on the fixed ring, the upper portion of weighing down the stone roller pole is pegged graft in promoting the ring. The utility model discloses simple structure, reasonable in design can fully guarantee its structural stability, and the flexible operation is convenient, the use is convenient, can improve the weight installation operating efficiency, guarantee the operation safety.
Description
Technical Field
The utility model relates to a railway contact net construction frock utensil technical field specifically is a contact net weight promotes hoist.
Background
With the high-speed development of railway construction in China, various standards are continuously improved in the railway construction process, and higher requirements are put forward for the construction of an electrified railway contact net. How to carry out safe and efficient operation in the process of electrified railway construction and operation is always the direction of continuous improvement and application of researchers.
The weight is an important part of an electrified railway contact net, is mainly used in an electrified railway contact net anchoring compensation device, and has the function of adjusting the compensation tension of a catenary or a contact wire, thereby playing an important role in getting electricity and current from the contact net for an electric locomotive.
The installation of contact net weight is an important work in the electrified railway work progress, and its characteristics have: the weight of the balance weight is large, the labor intensity of installation operation is high, the safety risk of high-altitude operation is high, and the like.
At present, in the field construction process, a method of installing a balance weight fixing clip to a balance weight rod welding ring to play a role of skid resistance and then fixing the balance weight rod by a steel wire sleeve is mostly adopted, after the balance weight rod is firmly fixed, a hoist is used for lifting operation, and after the balance weight is lifted to a proper position and fixed, the balance weight fixing clip is installed back to the original position. The operation is more loaded down with trivial details, and the steel wire cover slips easily, and if the steel wire cover is fixed improper easily invades the installation space of ears wedge clamp, leads to weighing down the weight and can't connect fixedly after promoting to target in place.
SUMMERY OF THE UTILITY MODEL
Not enough to above-mentioned prior art, the utility model provides a contact net weight lifting sling, its structural stability can fully be guaranteed to it, and the flexible operation is convenient, safe and reliable.
The utility model provides a technical scheme: the utility model provides a contact net weight lifting sling, includes lifting ring, weight pole and sets up the layer board in weight pole bottom, the top of weight pole is provided with solid fixed ring, gu install the connecting piece that is used for connecting the connecting wire of contact net on the fixed ring, the upper portion grafting of weight pole is fixed in the lifting ring.
Furthermore, a balance weight string is detachably mounted on the supporting plate, a mounting groove for penetrating a balance weight rod is formed in the side surface of the balance weight string along the radial direction of the balance weight string, and a fixing clamp is arranged at the position where the balance weight rod vertically penetrates through the top surface of the balance weight string and used for locking and fixing the balance weight string.
Furthermore, the fixing clamp comprises a first plate body, a second plate body and a connecting screw, the middle parts of the first plate body and the second plate body are both arc-shaped structures, a through groove for the weight rod to pass through is formed between the two arc-shaped structures, and the connecting screw penetrates through the first plate body and the second plate body to fixedly connect the fixing clamp and the weight rod.
Furthermore, the weight string is formed by stacking a plurality of weight plates, each weight plate is provided with a through hole, a screw is arranged in each through hole, and the screw and the weight plates are locked and fixed through nuts.
Further, the top of lifting ring is connected with the calabash lifting hook, the bottom of lifting ring is provided with arc joint board, set up the bayonet socket that supplies the balance weight pole to stretch into in the arc joint board, the bayonet socket outside is equipped with the fixed plate, the fixed plate is connected through the bolt with arc joint board.
Furthermore, the connecting piece is a double-lug wedge-shaped wire clamp, the fixing ring is connected with the double-lug wedge-shaped wire clamp through a pin, a through hole is formed in the double-lug wedge-shaped wire clamp, and the pin sequentially penetrates through the through hole and the fixing ring.
Furthermore, the fixing ring is a single-hole welding ring, and the single-hole welding ring and the balance weight rod are integrally formed.
Furthermore, the weight plate is made of a metal material or a composite material, and an anti-rust layer is coated on the surface of the weight plate.
Further, a weight nameplate is arranged on the surface of the weight plate.
The utility model discloses simple structure, reasonable in design can fully guarantee its structural stability, and the operation is swift, simple, and is nimble convenient, can satisfy different demands according to the tensile requirement of contact net compensation, the weight stone roller of fixed suitable weight, has improved the weight stone roller installation operating efficiency, has guaranteed the operation security, has higher practical value.
Drawings
FIG. 1 is a schematic view of the present invention in use;
FIG. 2 is a schematic structural view of the fixing clip of the present invention;
fig. 3 is a schematic structural view of the lifting ring of the present invention;
in the figure: 1-lifting ring, 101-arc joint board, 102-bayonet socket, 2-balance weight pole, 3-layer board, 4-solid fixed ring, 5-connecting piece, 6-balance weight cluster, 7-mounting groove, 8-fixing clip, 801-first plate body, 802-second plate body, 803-connecting screw, 804-logical groove, 9-screw rod, 10-calabash lifting hook, 11-fixed plate, 12-bolt, 13-pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The contact net weight lifting sling shown in fig. 1-3 comprises a lifting ring 1, a weight rod 2 and a supporting plate 3 arranged at the bottom of the weight rod 2, wherein a fixing ring 4 is arranged at the top of the weight rod 2, a connecting piece 5 used for connecting a connecting wire of a contact net is arranged on the fixing ring 4, and the upper part of the weight rod 2 is fixedly inserted into the lifting ring 1.
The balance weight string is detachably mounted on the supporting plate 3, a mounting groove 7 for penetrating the balance weight rod is formed in the side face of the balance weight string 6 along the radius direction of the balance weight string, and a fixing clamp 8 for locking and fixing the balance weight string 6 is arranged at the position where the balance weight rod 2 vertically penetrates through the top face of the balance weight string 6.
The fixing clip 8 comprises a first plate body 801, a second plate body 802 and a connecting screw 803, the middle parts of the first plate body 801 and the second plate body 802 are both arc-shaped structures, a through groove 804 for the weight rod 2 to pass through is formed between the two arc-shaped structures, and the connecting screw 803 penetrates through the first plate body 801 and the second plate body 802 to fixedly connect the fixing clip 8 and the weight rod 2.
The fixing clamp is used for further fixing the vertical looseness of the weight plate, and the stability of the weight plate is improved. The structure of first plate body and above-mentioned second plate body is unanimous, and its middle part is the semicircle arcuation, then the structure concatenation of two semicircle arcuations is a circular logical groove, can be with its balance weight pole centre gripping and first plate body and second plate body between, very big increase its performance.
The weight string 6 is formed by stacking a plurality of weight plates, each weight plate is provided with a through hole, a screw 9 is arranged in each through hole, and the screw 9 and the weight plates are locked and fixed through nuts. The screw rod is used for serially connecting the plurality of weight plates to form a whole, so that the plurality of weight plates are prevented from being transversely loosened, the through hole is used for fixedly installing the screw rod, the weight plates are convenient to install, the balance weight body is prevented from being laterally lifted by transverse force, the weight plates are prevented from falling, and the contact net function is prevented from being influenced by the change of compensation tension of contact wires.
The top of lifting ring 1 is connected with calabash lifting hook 10, the bottom of lifting ring 1 is provided with arc joint board 101, set up the bayonet socket 102 that supplies balance weight pole 2 to stretch into in arc joint board 101, the bayonet socket 102 outside is equipped with fixed plate 11, fixed plate 11 is connected through bolt 12 with arc joint board 101.
The connecting piece 5 is a double-lug wedge-shaped wire clamp, the fixing ring 4 is connected with the double-lug wedge-shaped wire clamp through a pin 13, a through hole is formed in the double-lug wedge-shaped wire clamp, and the pin 13 sequentially penetrates through the through hole and the fixing ring 4. The double-lug wedge-shaped wire clamp facilitates quick installation of a contact wire of the wire clamp, and can greatly reduce damage of vibration of the wire clamp. Above-mentioned pin is used for connecting above-mentioned solid fixed ring and above-mentioned ears wedge clamp, and the installation that can be quick when the construction of reality is convenient for, its performance of very big promotion.
In one embodiment, the fixing ring 4 is a single-hole welding ring, and the single-hole welding ring and the balance weight rod 2 are integrally formed. The end part of the balance weight rod is bent into a circular ring shape, the end part of the fixing ring is tightly attached to the balance weight rod, and then the fixing ring is welded and fixed into a ring shape, so that the use rigidity of the fixing ring is increased conveniently.
The weight is used in an anchoring compensation device of an electrified railway contact net, and has the function of adjusting the compensation tension of a carrier cable or a contact wire and playing an important role in getting current from the contact net for an electric locomotive. The balance weight rod is used for installing the supporting plate and the balance weight string, and is convenient to hang on the contact net. And the supporting plate is welded and fixed at the bottom of the balance weight rod and is used for improving the stability of the balance weight string. The weight string is used to provide sufficient gravity to balance and compensate for the tension of the contact wire.
The lifting ring is used for connecting the balance weight with hoisting equipment when the balance weight is lifted, is convenient to be fixed on a connecting line of a contact net, and is convenient to adjust the compensation tension of a carrier cable or the contact line.
The weight plate is cylindrical, a mounting groove is formed in the side edge of the weight plate towards the central axis, the width of the mounting groove is slightly larger than the diameter of the weight rod, the weight plate can be conveniently added to or removed from the weight plate, an installer can conveniently adjust the weight of the weight body, and the use performance of the weight plate is greatly improved.
The weight plate is made of metal materials or composite materials, and is made of steel and other materials with high density and large gravity, so that the weight plate is convenient to reduce the weight of the weight body and is convenient to mount and transport.
And an anti-rust layer is coated on the surface of the weight plate. The anti-rust layer is used for preventing the weight plate from being rusted, and the using effect of the weight plate can be effectively improved.
In this embodiment, the above-mentioned rust preventive layer can be made of a paint material, which is a chemical mixture coating capable of firmly covering the surface of an object for protection, decoration, marking and other special purposes.
And a weight nameplate is arranged on the surface of the weight plate. All be provided with the weight data plate on the balance weight board monomer, be convenient for it can select for use the balance weight board of different weights for use after calculating the weight according to installation user demand with it. In this example, the individual mass of the weight plate is 25 kg.
The above description is only a detailed description of the specific embodiments of the present invention, and the present invention is not limited thereto, and any modifications, equivalent replacements, improvements, etc. made on the design concept of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a contact net weight promotes hoist which characterized in that: the device comprises a lifting ring (1), a balance weight rod (2) and a supporting plate (3) arranged at the bottom of the balance weight rod (2), wherein a fixing ring (4) is arranged at the top of the balance weight rod (2), a connecting piece (5) used for connecting a connecting wire of a contact network is installed on the fixing ring (4), and the upper portion of the balance weight rod (2) is fixedly inserted into the lifting ring (1).
2. The contact net weight lifting sling according to claim 1, which is characterized in that: the balance weight is characterized in that a balance weight string (6) is detachably mounted on the supporting plate (3), a mounting groove (7) used for penetrating a balance weight rod is formed in the side face of the balance weight string (6) along the radius direction of the balance weight, and a fixing clamp (8) is arranged at the position, penetrating through the top face of the balance weight string (6), of the balance weight rod (2) vertically and used for locking and fixing the balance weight string (6).
3. The contact net weight lifting sling according to claim 2, which is characterized in that: fixing clip (8) include first plate body (801), second plate body (802) and connecting screw (803), first plate body (801) with the middle part of second plate body (802) is the arc structure, two form logical groove (804) that supply balance weight pole (2) to pass in the middle of the arc structure, connecting screw (803) run through first plate body (801) and second plate body (802) are connected fixing clip (8) and balance weight pole (2) and are fixed.
4. The overhead contact system weight lifting sling according to claim 2, wherein: the weight string (6) is formed by stacking a plurality of weight plates, a through hole is formed in each weight plate, a screw (9) is arranged in each through hole, and the screw (9) and the weight plates are locked and fixed through nuts.
5. The contact net weight lifting sling according to claim 1, which is characterized in that: the top of lifting ring (1) is connected with calabash lifting hook (10), the bottom of lifting ring (1) is provided with arc joint board (101), offer bayonet socket (102) that supply weight pole (2) to stretch into in arc joint board (101), bayonet socket (102) outside is equipped with fixed plate (11), fixed plate (11) are connected through bolt (12) with arc joint board (101).
6. The contact net weight lifting sling according to claim 1, which is characterized in that: the connecting piece (5) is a double-lug wedge-shaped wire clamp, the fixing ring (4) is connected with the double-lug wedge-shaped wire clamp through a pin (13), a through hole is formed in the double-lug wedge-shaped wire clamp, and the pin (13) sequentially penetrates through the through hole and the fixing ring (4).
7. The contact net weight lifting sling according to claim 1, which is characterized in that: the fixing ring (4) is a single-hole welding ring, and the single-hole welding ring and the balance weight rod (2) are integrally formed.
8. The contact net weight lifting sling according to claim 4, which is characterized in that: the weight plate is made of metal materials or composite materials, and an anti-rust layer is covered on the surface of the weight plate.
9. The contact net weight lifting sling according to claim 4, which is characterized in that: and a weight nameplate is arranged on the surface of the weight plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220641135.6U CN217076674U (en) | 2022-03-23 | 2022-03-23 | Contact net weight lifting sling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220641135.6U CN217076674U (en) | 2022-03-23 | 2022-03-23 | Contact net weight lifting sling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217076674U true CN217076674U (en) | 2022-07-29 |
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ID=82550348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220641135.6U Active CN217076674U (en) | 2022-03-23 | 2022-03-23 | Contact net weight lifting sling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217076674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4336122A1 (en) * | 2022-09-06 | 2024-03-13 | Geo Weights Limited | Geothermal drilling weight |
-
2022
- 2022-03-23 CN CN202220641135.6U patent/CN217076674U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4336122A1 (en) * | 2022-09-06 | 2024-03-13 | Geo Weights Limited | Geothermal drilling weight |
| WO2024052327A1 (en) * | 2022-09-06 | 2024-03-14 | Geo Weights Limited | Geothermal drilling weight |
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