CN106917327A - The railway tongue of track switch and the attachment means of rotation handle - Google Patents

Abstract

Railway is with the tongue of track switch and rotates handle connecting device, the conversion power that tongue is reached by rotation handle that tongue is produced when changing（Rotate handle moves left and right the extruding for causing tongue to stock rail）And vehicle by when the tongue that causes vibrate, all will act on various bolts, the various nuts on fixed U-shaped metal button member and connecting plate, and cause the lax of various nuts and come off, cause tongue and to rotate separate between handle, it is final to trigger possibility as train derailment accident it is contemplated that obtaining.Using the tongue 1 with aftermentioned feature and the attachment means of rotation handle 2.That is, in tongue 1 and the installation position 5 of rotation handle 2, the female component 4 that the convex part 3 formed by spherical zone shape and corresponding outside interlocking portion 40 constitute is linked together by concavo-convex embedded structure.

Description

The railway tongue of track switch and the attachment means of rotation handle

Technical field

The present invention relates to the railway tongue of track switch and the attachment means of rotation handle.

Background technology

Conventional switch structure, as shown in figure 12, each end of connecting plate a1, a2 passes through bolt and spiral shell with each tongue R1, R2 Cap is connected, and the other end insertion of connecting plate a1, a2 is fixed on and rotates handle c, and side is U-shaped metal button member e1, e2, And fixed by bolt b1 and nut b2 so that tongue R1, R2 and rotation handle c are connected.So, such as arrow institute Show, handle c can be rotated by moving left and right, the clutch of conversion tongue R1, R2 and stock rail r1, r2.

The conversion power that tongue is reached by rotation handle that tongue is produced when changing（Rotate moving left and right for handle and cause tongue Extruding to stock rail）, and vehicle by when the tongue that causes vibrate, all will act on fixed U-shaped metal button member with Foregoing each bolt b1, each nut b2 on connecting plate, and cause the lax of each nut b2 and come off, cause tongue and rotate handle Between separate, it is final to trigger possibility as train derailment accident it is contemplated that obtaining.

The content of the invention

It is an object of the invention to solve to rotate handle reach the conversion power and vehicle of tongue by when the tongue that causes Vibrate and cause tongue and rotate handle separation problem.

The purpose of the present invention is achieved through the following technical solutions：Railway is filled with the connection of the tongue and rotation handle of track switch Put, in tongue and the installation position of rotation handle, the convex part formed by spherical zone shape and corresponding outside interlocking portion The female component of composition, by the concavo-convex embedded structure of unsuitable pull-off, tongue and rotation handle is coupled together.

The female component inside formed by hornblock sets hemispherical aperture, and the hole is connected with opening portion, and the opening portion is by two It is grouped into.A part is to be located at foregoing hornblock side, and the convex part insertion of the banding that can concede points simultaneously can prevent the it from coming off the 1st to open Oral area.Another part is the 2nd opening portion that inside foregoing hornblock foregoing convex part of opposite can be lived by interlocking.

Convex part is fixed up by connecting plate with tongue, and female component is then to be protrusively provided rotating hand The end of handle.

Convex part is that the pillar upper end that handle end is rotated by standing on extends and formed continuously out, also, recessed Shape part is mutually to be fixed by connecting plate and tongue and formed.

The present invention has advantages below：Because tongue and the connection for rotating handle are not to use bolt, nut, but by recessed Convex embedded structure realizes, thus by rotation handle reach the conversion power and vehicle of tongue by when the tongue that causes vibrate and Cause tongue to be cleared up with the separate danger of handle is rotated, extremely to easily and reliably increased tongue and rotate handle it Between be difficult by the effect of pull-off, so as to reach the purpose for preventing train from derailing, and with extremely can easily and rapidly assembling The advantage of shaping.

Brief description of the drawings

The local side figure of Fig. 1 piths of the invention.

The partial plan layout of Fig. 2 ibid figures.

Fig. 3 saves the of the invention overall side view of center section.

Fig. 4 saves the exploded perspective view of the invention of some parts and center section.

The explanatory diagram of Fig. 5 concavo-convex embedded structures of the invention.

Fig. 6 shows the partial cut-away oblique view of female component internal state of the invention.

Fig. 7 shows the vertical disconnected side view of the pith of version of the invention.

The cross-sectional plan for saving some parts of Fig. 8 ibid figures.

Fig. 9 shows the plan of the pith of other examples of the invention.

Figure 10 A-A directional profile figures.

The explanatory diagram of Figure 11 ibid concavo-convex embedded structures of figure.

Figure 12 is with all side views for saving center section of preceding example.

In figure, 1- tongues, 2- rotation handles, 3- convex parts, 4- female components, 4a- hemispherical apertures, 5- installation positions, 31- connecting plates, 36- pillars, interlocking portion on the outside of 40-, 41- opening portions, the opening portions of 41a- the 1st, the opening portions of 41b- the 2nd, 42-angle Block.

Specific embodiment

Conventional example as shown in figure 4, it is not along its length an overall rod to rotate handle 2, but by a pair of rods Part 2a, 2b, by being arranged at middle part, can make to produce the signal component of mutually insulated between tongue, with bolt and spiral shell The combination rod that cap etc. is coupled together.Because the present invention is unrelated with foregoing part, therefore dispense explanation related to this And diagram.

" spherical zone shape " this term of the present invention.The term can have both been represented as shown in Fig. 1,2,4,5, by contiguous block 32 The whole spherical zone of the convex part 3 at its outer rim is extended to, can also be represented as shown in Fig. 7,8,9,10, the outer rim of convex part 3 Most of spherical zone that place is formed after vertically being cut off, or proper part spherical zone, corresponding part is hemispherical Hole 4a.

The present invention, as shown in Fig. 1,4, face 33 and the face inwardly of tongue 1 outwardly, by the phase of rectangular connecting plate 31 Connect, and by be located at connecting plate or so perforation 35,35 and corresponding bolt and nut tongue 1 is fixedly connected integral.Together When, contiguous block 32 inwardly is arranged in vertical in the central part of connecting plate 31, and in the direction inwardly of the contiguous block 32 End set spherical zone shape convex part 3.

On the other hand, the convex part 4,4 positioned at the hornblock 42 for rotating the two ends of handle 2 and with opening portion 41 passes through welding It is connected.Meanwhile, it is provided with that to be bolted the elongated slip 21 tightened be for preventing tongue 1 upward at the two ends for rotating handle 2 Part during bounce-back, unrelated to the invention, its explanation is omitted.

As shown in figure 5, opening portion 41 is processed in the hornblock 42 relevant with female component 4, when the level of the opening portion Side is reversed during for state down, can be entangled the convex part 3 under erectility is overall and embedded, and in horizontal level The 1st opening portion 41a for preventing foregoing convex part from coming off is set up, and the convex part under the erectility in hornblock 42 can be made 3 by interlocking without by the 2nd opening portion 41b of pull-off.Also, as shown in fig. 6, dig out hemispherical aperture 4a inside hornblock 42, The surface contact portion of the hole wall and the convex part 3 in its inside can be considered as the outside interlocking portion 40 of convex part 3.

Secondly, construction from part of the invention is illustrated.First connecting plate 31 and tongue bolt and nut are connected, Then stood vertically as handle 2 shown in Fig. 5 (1), will be rotated, inside is opened for the 1st of arc 41c (shown in such as Fig. 5 (3)) Oral area 41a is down so that various female components 4 decline along arrow (イ) direction, until by erectility as shown in Fig. 5 (2) Convex part 3 it is overall entangle and allow it to insert, be then turned back to by arrow (ロ) direction of Fig. 5 (2) namely by right angle orientation Convex part 3 as shown in Fig. 5 (3) is embedded in by hemispherical aperture 4a from outside, and by the 2nd opening portion 41b interlockings convex part 3 with Prevent it by pull-off.And, as shown in figure 3, the 1st opening portion 41a can prevent coming off for convex part 3.Transported as foregoing revolution It is dynamic, as shown in fig. 6, can sleekly be carried out in the hemispherical aperture 4a that female component 4 is set.

Fig. 7, Fig. 8 are foregoing version of the invention.The end edge in the direction outwardly of foregoing convex part 3 is cut to hang down Straight shape, and other parts are all constant and with identical symbol, its detailed description is omitted herein.

The characteristics of example for illustrating first has mosaic good, the version then then advantage with low cost.

Fig. 9 to Figure 11 is other examples of the invention, i.e., the end edge in direction is cut to the convex of somewhat spherical zone shape outwardly Shape part 3 is exchanged into opposite position and is assembled with female component 4.Convex part 3 after end is cut is straight by linking The pillar 36 for rotating the end of handle 2 is stood on, so as to form outside continuous extension.Also, female component 4 then passes through connecting plate 31 Mutually fixed with tongue 1.

Female component 4 as shown in figure 11, is first fixed on connecting plate 31 and by connecting plate by this concavo-convex chimeric assembling 31 and bolt, nut and tongue be connected (diagram as precedent, omit).Then, as shown in Figure 11 (1) to Figure 11 (2), will The rotation handle 2 of horizontality is rotated to plumbness, and the convex part 3 under horizontality is inserted into female component 4 1st opening portion 41a, then, rotation handle 2 returns back to the horizontal level as shown in Figure 11 (3) so that convex part 3 and spill Part 4 forms the connection of unsuitable pull-off.

Claims (4)

1. railway is with the tongue of track switch and rotates the attachment means of handle, it is characterised in that：In the installation of tongue and rotation handle Position, the convex part formed by spherical zone shape and corresponding outside interlocking portion constitute the concavo-convex chimeric knot of unsuitable pull-off Structure, tongue and rotation handle are coupled together.

2. railway according to claim 1 is with the tongue of track switch and rotates the attachment means of handle, it is characterised in that：By The female component inside that hornblock is formed sets hemispherical aperture, and the hole is connected with opening portion, and the opening portion is made up of two parts, one Point be located at foregoing hornblock side can concede points banding convex part insertion and the 1st opening portion that its comes off, another portion can be prevented It is the 2nd opening portion that in foregoing hornblock foregoing convex part of opposite can be lived by interlocking to divide.

3. railway according to claim 1 and 2 is with the tongue of track switch and rotates the attachment means of handle, it is characterised in that： Convex part is fixed up by connecting plate with tongue, and female component is then to be protrusively provided rotating the end of handle Portion.

4. railway according to claim 1 and 2 is with the tongue of track switch and rotates the attachment means of handle, it is characterised in that： Convex part is that the pillar upper end that handle end is rotated by standing on extends and formed continuously out, also, female component is Mutually fixed by connecting plate and tongue and formed.