CN219410361U

CN219410361U - High-applicability insulating clamping plate for steel rail connection

Info

Publication number: CN219410361U
Application number: CN202223558324.6U
Authority: CN
Inventors: 单文海; 汪涛
Original assignee: Jiangsu Jinde Railway Equipment Co ltd
Current assignee: Jiangsu Jinde Railway Equipment Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-25
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses an insulating clamping plate for steel rail connection, which has strong applicability and comprises a base, steel rails, bolts and a positioning assembly; rail: the steel rail is arranged on the upper surface of the base, clamping plate bodies are arranged at the left end and the right end of the steel rail respectively, an assembly groove is formed in the middle of each clamping plate body, avoiding holes are formed in the middle of each assembly groove, bolts respectively penetrate through holes and two avoiding holes formed in the middle of the steel rail, and nuts I are connected to the right ends of the bolts in a threaded mode; positioning assembly: the symmetry sets up in the left and right sides of base both ends, locating component all passes through locking subassembly and base fixed connection, locating component includes fixed plate, diagonal bracing board and wedge strip, the fixed plate is all through the fixed connection of locking subassembly and base, and the rail that this suitability is strong is connected with insulating splint, can avoid leading to installation effect subalternation problem because of the rail error, can effectively guarantee rail connection's intensity, and the adaptation type is strong.

Description

High-applicability insulating clamping plate for steel rail connection

Technical Field

The utility model relates to the technical field of steel rail connection, in particular to an insulating clamping plate with strong applicability for steel rail connection.

Background

The rail glue joint insulating joints are positioned at the rail joints at the two ends of the line blocking partition, so that the double functions are realized, namely, the rail circuit sections are divided, and adjacent rail circuits are separated; secondly, the two steel rails are firmly connected together through the insulating clamping plate and the bolts, and the vertical force and the transverse force acted on the joint when a train passes through and the temperature force generated when the train expands with heat and contracts with cold are born, so that the steel rail insulating joint has enough mechanical properties, and the insulating clamping plate is the most important part of the steel rail insulating joint and plays a key role in the performance and the service life of the steel rail insulating joint. In order to improve the shearing resistance and fatigue resistance of the insulating joint, the gap design value between the insulating clamping plate and the steel rail is very small at the present stage, so that the joint performance can be improved, but a certain problem is brought at the same time. The requirement of the small gap designed insulating clamping plates on the steel rails used in railway lines is more and more strict, so that the universality and the adaptability of the insulating clamping plates in installation are reduced. Especially in application occasions such as common line maintenance, larger errors of the section shape of the steel rail, connection of the steel rails of different manufacturers, connection of new and old rails and the like, the too small installation clearance leads to poor adaptability of the insulating clamping plate and poor installation quality of the joint. A large number of polishing work matching rails are required for field installers, and therefore, an insulating clamping plate for rail connection with high applicability is provided.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the insulating clamping plate for the steel rail connection, which has strong applicability, can avoid the problems of poor installation effect and the like caused by steel rail errors, can effectively ensure the strength of steel rail connection, has strong adaptability, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an insulating clamping plate for steel rail connection with strong applicability comprises a base, steel rails, bolts and a positioning assembly;

rail: the steel rail is arranged on the upper surface of the base, clamping plate bodies are arranged at the left end and the right end of the steel rail respectively, an assembly groove is formed in the middle of each clamping plate body, avoiding holes are formed in the middle of each assembly groove, bolts respectively penetrate through holes and two avoiding holes formed in the middle of the steel rail, and nuts I are connected to the right ends of the bolts in a threaded mode;

positioning assembly: the symmetry sets up in the left and right sides of base both ends, locating component all passes through locking component and base fixed connection, can avoid leading to installation effect subalternation problem because of the rail error, can effectively guarantee rail connection's intensity, and adaptation formula is strong.

Further, the locating component comprises a fixed plate, an inclined supporting plate and wedge-shaped strips, the fixed plate is fixedly connected with the base through the locking component, the side face, close to the steel rail, of the fixed plate is provided with the inclined supporting plate, the wedge-shaped strips are respectively arranged at the lower ends of the opposite outer side faces of the two clamping plate bodies, one end, close to the steel rail, of the inclined supporting plate is respectively connected with the inclined faces of the adjacent wedge-shaped strips in a sliding mode, and the two steel rail ends are located.

Further, locking subassembly includes recess, screw rod, briquetting, reinforcing bar ring and nut two, the recess sets up in the middle part of fixed plate respectively, the screw rod sets up respectively in the upper surface left and right sides both ends of base, the briquetting cup joints respectively in the upper end of screw rod, the inside reinforcing bar ring that all is equipped with of lower extreme of briquetting, both ends all contact with adjacent recess inside bottom surface about the reinforcing bar ring, nut two respectively threaded connection is in the top of screw rod, the lower surface of nut two respectively with vertical corresponding briquetting upper surface contact, fix the fixed plate locking.

Further, insulating resin pads are arranged between the opposite inner sides of the clamping plate main body and the steel rail, and bolts penetrate through the middle parts of the two insulating resin pads to play a role in buffering.

Further, the inner wall of the assembly groove is uniformly and slidably connected with the gaskets, and the bolts respectively penetrate through the middle parts of the two transversely corresponding gaskets to disperse the pressure of the first nut and improve the uniformity of stress.

Further, the middle part of the side surface of the clamping plate main body, which is close to the steel rail, is provided with grooves, so that the consumption of materials is reduced while the supporting strength of the clamping plate main body is ensured.

Furthermore, the avoidance holes are long-groove-type avoidance holes, so that the application range is enlarged.

Compared with the prior art, the utility model has the beneficial effects that: this rail that suitability is strong is connected with insulating splint has following benefit:

two rail pairs are then with two splint main part and insulating resin pad symmetry place in the left and right sides of two rail joints department, then pass the gasket with the bolt respectively with the insulating resin pad middle part round through-hole and dodge the middle part in hole, then with nut one with the bolt locking fixed, realize the butt joint of two rails, dodge the hole and be the slot type dodge the hole and can be applicable to the fixed demand of the bolt of different intervals, then pass the screw rod with fixed plate and briquetting respectively, and with nut two threaded connection in the top of screw rod, when screwing nut two, nut two is to the fixed plate downwardly extrusion through briquetting and reinforcing bar ring, drive the diagonal bracing board when the fixed plate downwardly moving and push the wedge strip, and then fix a position the rail through the splint main part, realize the accurate butt joint of two rail ends, the insulating splint for rail connection that this suitability is strong can avoid causing installation effect subalternation problem because of steel rail error, can effectively guarantee rail connection's intensity, the adaptation is strong.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

In the figure: 1 base, 2 rail, 3 splint main part, 31 mounting groove, 32 recess, 33 dodge hole, 4 bolts, 5 nut one, 6 gasket, 7 locating component, 71 fixed plate, 72 diagonal brace, 73 wedge strip, 8 locking component, 81 recess, 82 screw rod, 83 briquetting, 84 bar ring, 85 nut two, 9 insulating resin pad.

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.

Referring to fig. 1, the present embodiment provides a technical solution: an insulating clamping plate for steel rail connection with strong applicability comprises a base 1, a steel rail 2, bolts 4 and a positioning assembly 7;

rail 2: the clamping plate is placed on the upper surface of the base 1, the clamping plate body 3 is placed at the left end and the right end of the steel rail 2, the insulating resin pads 9 are symmetrically arranged between the clamping plate body 3 and the opposite inner sides of the steel rail 2, the bolts 4 penetrate through the middle parts of the two insulating resin pads 9 and play a buffering role, the middle parts of the clamping plate body 3 are provided with assembling grooves 31, the middle parts of the assembling grooves 31 are respectively provided with avoiding holes 33, the bolts 4 penetrate through holes and two avoiding holes 33 formed in the middle parts of the steel rail 2, the avoiding holes 33 are elongated groove type avoiding holes, the application range is enlarged, nuts 5 are connected at the right ends of the bolts 4 in a threaded mode, the two steel rails 2 are symmetrically placed on the left side and the right side of the joint of the two steel rails 2 after the clamping plate body 3 and the insulating resin pads 9, then the bolts 4 penetrate through round through holes in the middle parts of the gaskets 6 and the middle parts of the insulating resin pads 9 respectively and the middle parts of the avoiding holes 33, then the nuts 5 are locked and fixed with the bolts 4, butt joint of the two steel rails 2 is achieved, the inner walls of the assembling grooves 31 are uniformly and slidably connected with the gaskets 6, the bolts 4 penetrate through the middle parts of the two corresponding two gaskets 6 respectively, the corresponding to the nuts 5, the pressure of the two clamping plates 5 are increased, the clamping plate body 3 is increased, the pressure of the clamping plate body is increased, and the stress strength of the clamping plate body is guaranteed, and the stress strength of the clamping plate body is 32 is reduced, and the stress strength of the material is also is guaranteed.

Positioning assembly 7: the symmetry sets up in the left and right sides both ends of base 1, positioning assembly 7 all passes through locking assembly 8 and base 1 fixed connection, positioning assembly 7 includes fixed plate 71, bracing plate 72 and wedge strip 73, fixed plate 71 all passes through locking assembly 8 and the fixed connection of base 1, the side that fixed plate 71 is close to rail 2 all is equipped with bracing plate 72, wedge strip 73 sets up respectively in the opposite sides lower extreme that separates of two splint main parts 3, the one end that the bracing plate 72 is close to rail 2 respectively with adjacent wedge strip 73 inclined plane sliding connection, fix a position two rail 2 ends, locking assembly 8 includes recess 81, screw 82, briquetting 83, reinforcing bar ring 84 and nut two 85, recess 81 sets up respectively in the middle part of fixed plate 71, screw 82 sets up respectively in the upper surface left and right sides of base 1, briquetting 83 cup joints respectively in the upper end of screw 82, the lower extreme inside of briquetting 83 all is equipped with reinforcing bar ring 84, both ends all contact with adjacent recess 81 inside bottom surface, nut two 85 are threaded connection respectively in the top of screw 82, nut two faces down the lower surface that the nut 85 is close to rail 2 respectively with vertical bracing plate 83, when pressing down the two faces the two and pressing plate 85 are passed down the fixed plate 71, and the nut 85 is passed down the two and the two fixed plate is passed through to the fixed plate 71, the nut is passed through to the lower surface of the 13, and the nut 85 is pressed down the two and is passed down the fixed plate 82, and is passed through the two and is screwed down to the fixed plate 82, and is pressed down to the nut 85.

The utility model provides an insulating clamping plate for steel rail connection, which has the following working principle:

the two steel rails 2 are symmetrically arranged on the left side and the right side of the joint of the two steel rails 2 after the two clamping plate bodies 3 and the insulating resin pads 9 are symmetrically arranged, then the bolts 4 respectively penetrate through round through holes in the middle of the gaskets 6 and the insulating resin pads 9 and the middle of the avoidance holes 33, then the first nuts 5 and the bolts 4 are locked and fixed, the butt joint of the two steel rails 2 is realized, the avoidance holes 33 are long-groove-type avoidance holes which can be suitable for the fixing requirements of the bolts 4 with different distances, then the fixing plates 71 and the pressing blocks 83 respectively penetrate through the screw rods 82, the second nuts 85 are connected to the top ends of the screw rods 82 in a threaded mode, when the second nuts 85 are screwed, the second nuts 85 downwards squeeze the fixing plates 71 through the pressing blocks 83 and the reinforcing steel bar rings 84, and when the fixing plates 71 downwards move, the inclined supporting plates 72 push the wedge-shaped strips 73, and then the steel rails 2 are positioned through the clamping plate bodies 3, so that the accurate butt joint of the two steel rail 2 ends is realized.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. The utility model provides a rail connection is with insulating splint that suitability is strong which characterized in that: comprises a base (1), a steel rail (2), a bolt (4) and a positioning component (7);

steel rail (2): the novel steel rail clamp is arranged on the upper surface of a base (1), clamping plate bodies (3) are respectively arranged at the left end and the right end of a steel rail (2), an assembly groove (31) is formed in the middle of each clamping plate body (3), avoiding holes (33) are respectively formed in the middle of each assembly groove (31), bolts (4) respectively penetrate through holes and two avoiding holes (33) formed in the middle of the steel rail (2), and nuts (5) are respectively connected with the right ends of the bolts (4) in a threaded mode;

positioning assembly (7): the positioning assemblies (7) are symmetrically arranged at the left end and the right end of the base (1) and fixedly connected with the base (1) through locking assemblies (8).

2. The insulating clamping plate for steel rail connection with strong applicability according to claim 1, wherein: the positioning assembly (7) comprises a fixing plate (71), inclined support plates (72) and wedge-shaped strips (73), wherein the fixing plate (71) is fixedly connected with the base (1) through a locking assembly (8), the side surfaces, close to the steel rails (2), of the fixing plate (71) are respectively provided with the inclined support plates (72), the wedge-shaped strips (73) are respectively arranged at the lower ends of the opposite outer side surfaces of the two clamping plate bodies (3), and one ends, close to the steel rails (2), of the inclined support plates (72) are respectively connected with the inclined surfaces of the adjacent wedge-shaped strips (73) in a sliding mode.

3. An insulating clamping plate for connecting steel rails with strong applicability according to claim 2, characterized in that: the locking assembly (8) comprises a groove (81), a screw rod (82), a pressing block (83), a reinforcing bar ring (84) and a second nut (85), wherein the groove (81) is respectively arranged in the middle of the fixed plate (71), the screw rod (82) is respectively arranged at the left end and the right end of the upper surface of the base (1), the pressing block (83) is respectively sleeved at the upper end of the screw rod (82), the reinforcing bar ring (84) is respectively arranged at the inner part of the lower end of the pressing block (83), the left end and the right end of the reinforcing bar ring (84) are respectively contacted with the inner bottom surface of the adjacent groove (81), the second nut (85) is respectively in threaded connection with the top end of the screw rod (82), and the lower surface of the second nut (85) is respectively contacted with the upper surface of the vertically corresponding pressing block (83).

4. The insulating clamping plate for steel rail connection with strong applicability according to claim 1, wherein: insulating resin pads (9) are arranged between the opposite inner sides of the clamping plate main body (3) and the steel rail (2), and the bolts (4) penetrate through the middle parts of the two insulating resin pads (9).

5. The insulating clamping plate for steel rail connection with strong applicability according to claim 1, wherein: the inner wall of the assembly groove (31) is uniformly and slidably connected with gaskets (6), and the bolts (4) respectively penetrate through the middle parts of the two transversely corresponding gaskets (6).

6. The insulating clamping plate for steel rail connection with strong applicability according to claim 1, wherein: grooves are formed in the middle of the side face, close to the steel rail (2), of the clamping plate main body (3).

7. The insulating clamping plate for steel rail connection with strong applicability according to claim 1, wherein: the avoidance holes (33) are long-slot-type avoidance holes.