CN210684344U

CN210684344U - Firm type connecting piece for track traffic

Info

Publication number: CN210684344U
Application number: CN201921100672.4U
Authority: CN
Inventors: 王玉雷; 熊欢欢
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-06-05
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a firm connecting piece for rail transit, which comprises a plate body, fixing ports and a fixing and compressing device, wherein four fixing ports are evenly arranged on the middle part of the plate body, the plate body is tightly inserted from the middle part of the fixing and compressing device, in order to solve the problem of fixation, needs a plurality of people to push the fixing rod tightly and then insert and fix the fixing rod with force, leads the physical consumption of workers to be too fast, and finally leads to the problem of reduced working efficiency, the middle part of the plate body is provided with the fixed pressing device, the plate body is enabled to be parallel and close to the track after the threaded rod is inserted into the track, then the pull ring is pressed down to enable the rack to push the gear to open the two clamping blocks to 90 degrees, finally the external transmission rod is inserted into the through hole to rotate to enable the threaded rod to be retracted into the threaded sleeve, and simultaneously two fixture blocks compress tightly plate body and track gradually, and be more laborsaving, make workman's physical demands reduce to reach the effect that improves work efficiency.

Description

Firm type connecting piece for track traffic

Technical Field

The utility model relates to a rail fastening spare technical field, concretely relates to connecting piece for firm type track traffic.

Background

Along with the continuous development of heavy load and high speed of railways, the performance of steel rails as main bearing parts of railways is more and more widely regarded, the strength of the steel rails reaches the level of 1000MPa by strengthening means such as quenching heat treatment or alloying of the whole length of a rail head, and the fishplate belongs to a rail connecting piece of the railways, commonly called a rail clamping plate, plays a role in connecting at a rail joint and is divided into a light rail, a heavy rail and a hoisting rail, the fishplate is a connecting fastener used for connecting and using the rails, when the two rails are connected and fixed by the fishplate, an external fixed rod needs to sequentially penetrate through a fixed port and the rails for fixing, so that the two rails are kept parallel under the fixation of the fishplate, but in the fixing process, a plurality of persons need to push the fishplate tightly and then insert and fix the fixed rod by force, so that the physical strength of workers is too fast, eventually leading to reduced operating efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, present a firm type connecting piece for track traffic, solved fixed in-process, need many people to push it tight after again with power insert the dead lever fixed, make workman's physical demands too fast, finally lead to the problem that work efficiency reduces, reach the effect that improves work efficiency.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a firm connecting piece for rail transit, which comprises a plate body, fixed ports and a fixed pressing device, wherein four fixed ports are evenly arranged at the middle part of the plate body, the plate body is tightly extended into the middle part of the fixed pressing device, the fixed pressing device consists of a bearing, a thread bush, an opening, a threaded rod and a clamping mechanism, the bearing is fastened inside the plate body, the inner side of the bearing rotates with the thread bush, the opening is arranged at the middle part of the thread bush, the threaded rod is in threaded connection with the inner part of the thread bush, the clamping mechanism is arranged at the right side of the threaded rod, the clamping mechanism consists of a pull ring, a rack, a gear, a clamping block and a through groove, the middle part of the pull ring is in sliding connection with the threaded rod, the bottom of the pull ring is vertically fixed with the rack which slides up and down, the upper, and the left side of the gear is meshed with the rack, and the through groove is formed in the threaded rod.

Furthermore, the fixed openings are evenly provided with four fixed openings, and the fixed openings are the same in size.

Further, the fixed pressing devices are arranged in three numbers and are arranged in parallel.

Further, the length of the bearing is the same as the thickness of the middle part of the plate body.

Further, the threaded sleeve is the same as the threaded rod in length.

Furthermore, the surface of the pull ring is provided with anti-skid grains.

Furthermore, the rack, the gear and the fixture blocks are arranged in two numbers and are symmetrically installed with each other.

Furthermore, the bearing is made of stainless steel.

Furthermore, the fixture block is made of high-carbon steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) for solving fixed in-process, need many people to push it tight afterwards again with effort insert the dead lever fixed, make workman's physical demands too fast, finally lead to the problem that work efficiency reduces, through set up fixed closing device at the plate body middle part, make the plate body and track parallel near after inserting the track with the threaded rod, later push down the pull ring and make the rack promote the gear open two fixture blocks to 90 degrees, insert external transfer line at last and rotate in the opening and make the threaded rod retract into the thread bush, and two fixture blocks compress tightly plate body and track gradually simultaneously, save labour more, make workman's physical demands reduce, thereby reach the effect that improves work efficiency.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

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

fig. 2 is a schematic diagram of the right-side view structure of the present invention;

fig. 3 is a schematic structural view of the fixing and compressing device of the present invention;

fig. 4 is a schematic top view of the fixing and pressing device of the present invention;

fig. 5 is a schematic top view of the positioning mechanism of the present invention.

In the figure: the plate body-1, the fixed opening-2, the fixed pressing device-3, the bearing-31, the threaded sleeve-32, the through opening-33, the threaded rod-34, the clamping mechanism-35, the pull ring-351, the rack-352, the gear-353, the clamping block-354 and the through groove-355.

Detailed Description

Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a stable rail transit connector: the plate comprises a plate body 1, fixed ports 2 and a fixed pressing device 3, wherein four fixed ports 2 are averagely arranged in the middle of the plate body 1, the plate body 1 tightly extends into the middle of the fixed pressing device 3, the fixed pressing device 3 consists of a bearing 31, a threaded sleeve 32, a through hole 33, a threaded rod 34 and a clamping mechanism 35, the bearing 31 is fastened in the plate body 1, the inner side of the bearing 31 rotates with the threaded sleeve 32, the through hole 33 is arranged in the middle of the threaded sleeve 32, the threaded rod 34 is in threaded connection with the inner part of the threaded sleeve 32, the clamping mechanism 35 is arranged on the right side of the threaded rod 34, the clamping mechanism 35 consists of a pull ring 351, a rack 352, a gear 353, a clamping block 354 and a through groove 355, the middle of the pull ring 351 is in sliding connection with the threaded rod 34, the rack 352 which slides up and down is vertically fixed at the bottom of the pull ring 351, the upper, the through-slot 355 opens inside the threaded rod 34.

Wherein, the fixed openings 2 are equally provided with four and have the same size.

Wherein, fixed closing device 3 is provided with three to mutual parallel mount, better fix.

Wherein, the length of the bearing 31 is the same as the thickness of the middle part of the plate body 1, and the bearing can be well installed.

Wherein, the length of the thread sleeve 32 is the same as that of the thread rod 34, and the thread sleeve can better rotate.

The surface of the pull ring 351 is provided with anti-skid grains, so that the pull ring is not easy to slide during use.

The rack 352, the gear 353 and the fixture block 354 are arranged in two numbers, are symmetrically mounted with each other, and can be well fixed.

Wherein, the bearing 31 is made of stainless steel.

The fixture block 354 is made of high-carbon steel.

According to the table above, the utility model discloses fixture block 354 adopts high carbon steel to make, can reach the effect that increases hardness, makes fixture block 354 fixity stronger.

The bearing 31 described in this patent: the bearing is an important part in the modern mechanical equipment, and has the main functions of supporting the mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body; the latch 354: the fixture block is made of high-carbon steel, the high-carbon steel is often called tool steel, the carbon content is 0.60-1.70%, the fixture block can be manufactured by steel with the carbon content of 0.75% through quenching and tempering, a hammer, a crowbar and the like, and cutting tools such as a drill bit, a screw tap, a reamer and the like are manufactured by steel with the carbon content of 0.90-1.00%.

The working principle is as follows: firstly, a plate body 1 is placed in parallel and abutted against a rail, then an external fixed rod is fixed through a fixed opening 2, in the fixing process, a plurality of persons are required to push the fixed rod tightly and then insert the fixed rod into the fixed opening with force, so that the physical consumption of workers is too fast, the problem of reduced working efficiency is finally solved by a fixed pressing device 3, a threaded rod 34 is inserted into the rail so that the plate body 1 is abutted against the rail in parallel, then a pull ring 351 is pressed downwards so that a rack 352 pushes a gear 353 to open two clamping blocks 354 outwards to 90 degrees, finally an external transmission rod is inserted into a through hole 33 to rotate a threaded sleeve 32 so that the threaded rod 34 is retracted into the threaded sleeve 32, and simultaneously the two clamping blocks 354 gradually press the plate body 1 against the rail, the labor is saved, the physical consumption of the workers is reduced, the effect of improving the working efficiency is achieved, in order to solve the problem that in the fixing process, a, make workman's physical demands too fast, finally lead to the problem that work efficiency reduces, through set up fixed closing device 3 at plate body 1 middle part, make plate body 1 and track parallel near after inserting the threaded rod 34 the track, later push down pull ring 351 makes rack 352 promote gear 353 open to 90 degrees with two fixture blocks 354, rotate in inserting opening 33 with external transfer line at last and make threaded rod 34 retract thread bush 32, and two fixture blocks 354 compress tightly plate body 1 and track gradually simultaneously, save labour more, make workman's physical demands reduce, thereby reach the effect that improves work efficiency.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A connecting piece for stable rail transit comprises a plate body (1) and fixing ports (2), wherein four fixing ports (2) are averagely formed in the middle of the plate body (1), and the plate body (1) tightly extends into the middle of a fixing and pressing device (3);

the method is characterized in that: the plate body is characterized by further comprising a fixed pressing device (3), the fixed pressing device (3) is composed of a bearing (31), a threaded sleeve (32), a through hole (33), a threaded rod (34) and a clamping mechanism (35), the bearing (31) is fastened inside the plate body (1), the inner side of the bearing (31) rotates with the threaded sleeve (32), the through hole (33) is formed in the middle of the threaded sleeve (32), the threaded rod (34) is in threaded connection with the inside of the threaded sleeve (32), the clamping mechanism (35) is arranged on the right side of the threaded rod (34), the clamping mechanism (35) is composed of a pull ring (351), a rack (352), a gear (353), a clamping block (354) and a through groove (355), the middle of the pull ring (351) is in sliding connection with the threaded rod (34), the rack (352) which can slide up and down is vertically fixed at the bottom of the pull ring (351), the upper ends of the gear (353) and the clamping block (354) are rotatably connected with the through groove, and the left side of the gear (353) is meshed with the rack (352), and the through groove (355) is opened inside the threaded rod (34).

2. A connecting member for firm rail transit according to claim 1, characterized in that: the fixed openings (2) are evenly provided with four fixed openings, and the fixed openings are the same in size.

3. A connecting member for firm rail transit according to claim 1, characterized in that: the three fixed pressing devices (3) are arranged and are arranged in parallel.

4. A connecting member for firm rail transit according to claim 1, characterized in that: the length of the bearing (31) is the same as the thickness of the middle part of the plate body (1).

5. A connecting member for firm rail transit according to claim 1, characterized in that: the length of the threaded sleeve (32) is the same as that of the threaded rod (34).

6. A firm rail transit connecting piece according to claim 2, characterized in that: the surface of the pull ring (351) is provided with anti-skid grains.

7. A firm rail transit connecting piece according to claim 2, characterized in that: the rack (352), the gear (353) and the fixture block (354) are arranged in two numbers and are symmetrically arranged.