CN212399370U

CN212399370U - Municipal administration subway transmission gear case supports frock

Info

Publication number: CN212399370U
Application number: CN202020591144.XU
Authority: CN
Inventors: 陈超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2021-01-26
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a municipal administration subway transmission gear box supports frock, including the sill bar, the rail wheel has been installed in the last rotation of sill bar, the sill bar facial make-up is equipped with the sleeve, the sleeve interpolation is equipped with the bracing piece, the support frame has been installed at the top of bracing piece, the both ends of support frame are provided with the locating hole respectively, telescopic one end is equipped with the slide opening, the slide opening interpolation is equipped with the bolt, the one end of bracing piece has the constant head tank, the slide opening is worn out to the bolt and is inserted the constant head tank, the connecting axle has been installed to the one end of sill bar, the central point of rail wheel puts and is equipped with the shaft hole. In the pushing process, the pair wheels on two sides can roll on the rail, the rail wheels can roll on the rail, the limiting rings can limit the rail wheels to be separated from the connecting shaft when the rail wheels roll on the connecting shaft, and the integral gear box can be stably moved to a specified position on the rail.

Description

Municipal administration subway transmission gear case supports frock

Technical Field

The utility model belongs to the technical field of subway transmission gear case installation, concretely relates to municipal administration subway transmission gear case supports frock.

Background

The transmission gear box of the metro vehicle is arranged on a wheel pair of a metro, and the gear box mainly comprises the transmission box and a linkage shaft, so that the transmission box can move along with the rolling of the wheel pair on a rail in the implementation and moving process of the rail, and the head of the linkage shaft can slide on a rail sleeper, so that the head of the linkage shaft is abraded and is not smoothly moved.

In order to overcome this defect, a subway gear box supports frock has been designed, this kind of support frock, mainly by U type support frame, the gyro wheel of bracing piece and bracing piece bottom constitutes, the universal driving shaft head that the support frame can insert the gear box, universal driving shaft head both sides are provided with the screw hole, and the both ends of U type support frame set up four even holes, can insert the bolt by different high positions, in the screw hole with bolt screw in universal driving shaft head, the process of advancing, the gyro wheel of bracing piece downside can roll on the track sleeper, this kind of support frock can reduce the resistance of advancing to a certain extent, and avoid universal driving shaft head and track sleeper contact, the weak point of existence has: because the track sleepers are arranged at intervals, the rollers can fluctuate and rock when rolling on the track sleepers, and are easy to block by the track sleepers and difficult to roll, so that the whole pushing process is not smooth enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a municipal administration subway transmission gear case supports frock to solve the problem that the whole process of advancing that exists is smooth and easy inadequately among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a municipal administration subway transmission gear case supports frock, includes the sill bar, the rail wheel has been installed in the last rotation of sill bar, the sill bar facial make-up is equipped with the sleeve, the sleeve interpolation is equipped with the bracing piece, the support frame has been installed at the top of bracing piece, the both ends of support frame are provided with the locating hole respectively, telescopic one end is equipped with the slide opening, the slide opening interpolation is equipped with the bolt, the one end of bracing piece has the constant head tank, the bolt is worn out the slide opening and is inserted the constant head tank.

Preferably, a connecting shaft is installed at one end of the bottom bar, a shaft hole is formed in the center of the rail wheel, the connecting shaft penetrates through the shaft hole, and a limiting ring is installed at one end of the connecting shaft, which penetrates through the shaft hole.

Preferably, the sleeve is of a square tube structure, and the supporting rod is of a square rod structure.

Preferably, the bolt is sleeved with a spring, and two ends of the spring are respectively connected with the bolt handle part and the sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

first, in the process of advancing, except that the coupling wheel of both sides at orbital roll, the rail wheel also can be at orbital roll, and the spacing ring can restrict the rail wheel and break away from the connecting axle when rolling on the connecting axle, can stably move whole gear box to the assigned position on the track, has solved the problem that the whole process of advancing that exists is smooth and easy inadequately among the prior art.

And secondly, the bolt is pulled outwards, so that the bolt is separated from the positioning groove, the support frame is pulled downwards, the head of the universal driving shaft is separated from the support frame, the support tool can be detached from the subway gearbox, and the detachment is convenient.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a partially cut-away schematic view of the main plastic of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a schematic cross-sectional view of the support rod and the sleeve of the present invention.

In the figure: 1 bottom bar, 2 rail wheels, 3 connecting shafts, 4 shaft holes, 5 limiting rings, 6 sleeves, 7 supporting rods, 8 supporting frames, 9 positioning holes, 10 sliding holes, 11 bolts, 12 positioning grooves and 13 springs.

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.

Referring to fig. 1 of the drawings, a drawing, fig. 2 and fig. 3, a municipal administration subway transmission gear box supports frock, including sill bar 1, rail wheel 2 has been installed in the rotation on sill bar 1, sill bar 1 is the square column structure of horizontal setting, rail wheel 2 design diameter is one third of subway coupling diameter, rail wheel 2 goes up the design of track groove size, satisfy rail wheel 2 and roll on the track stably, the right-hand member central point of sill bar 1 puts the left end of welded connection connecting axle 3, connecting axle 3 is the round bar structure, rail wheel 2's central point puts and is equipped with shaft hole 4, shaft hole 4 is the round hole structure, connecting axle 3 wears out shaft hole 4 and connecting axle 3 and wears out the one end in shaft hole 4 and has installed spacing ring 5, the outer wall of connecting axle 3 is sliding fit with the inner wall in shaft hole 4, the outer wall of connecting axle 3 of inner wall welded connection of spacing ring 5, the left end sliding contact rail wheel 2's of spacing ring 5 right-hand member, spacing ring 5 can restrict rail wheel 2 and break away.

Referring to fig. 1, 2, 3 and 4, a sleeve 6 is welded on the left side of the upper end of a bottom bar 1, a support rod 7 is inserted in the sleeve 6, the inner wall of the sleeve 7 is in sliding contact with the outer wall of the support rod 7, the sleeve 6 is in a square tube structure, the support rod 7 is in a square rod structure, the support rod 7 cannot rotate in the sleeve 6, the top of the support rod 7 is welded on the center position of the lower end of a support frame 8, the support frame 8 is in a U-shaped plate structure, the size between the support frames 8 is designed to meet the requirement of sliding insertion into a linkage shaft head, the distance between the support frame 8 and a rail wheel 2 is designed to meet the requirement that the rail wheel 2 is placed in a rail, the support frame 8 can be inserted into the linkage shaft head, positioning holes 9 are respectively arranged at the left end and the right end of the support frame 8, the positioning holes 9 are in, the head of the linkage shaft can be stably arranged in the support frame 8, the upper side of the right end of the sleeve 6 is provided with a slide hole 10, the slide hole 10 is of a round hole structure, a bolt 11 is inserted into the slide hole 10, the inner wall of the slide hole 10 is in sliding fit with the outer wall of the bolt 11, the upper side of the right end of the support rod 7 is provided with a positioning groove 12, the positioning groove 12 is of a circular groove structure, the bolt 11 penetrates out of the slide hole 10 and is inserted into the positioning groove 12, the bolt 11 is in sliding insertion fit with the inner wall of the positioning groove 12, the bolt 11 is inserted into the positioning groove 12, the height of the support frame 8 at the moment meets the requirement of the head of the linkage shaft for balanced support, the bolt 11 is sleeved with a spring 13, the spring 13 is, and the support rod 7 is limited to move downwards in the sleeve 6 by inserting the bolt 11 into the positioning groove 12, and two ends of the spring 13 are respectively connected with the handle part of the bolt 11 and the sleeve 6 in a welding way.

When in use, firstly, the track groove of the track wheel 2 is placed on the track, the linkage shaft of the gear box is lifted, then the linkage shaft is placed into the support frame 8, the bolt is inserted into the positioning holes 9 at the two sides of the support frame 8 and is screwed into the threaded holes at the two sides of the head part of the linkage shaft, the bolt 11 is limited to be separated from the positioning groove 12 through the elastic support of the spring 13, the bolt 11 is inserted into the positioning groove 12, the limit support rod 7 moves downwards in the sleeve 6, the support height of the support frame 8 is stabilized, in the pushing process, the track wheel 2 can also roll on the track except the wheel at the two sides, the limit ring 5 can limit the track wheel 2 to be separated from the connecting shaft 3 when rolling on the connecting shaft 3, the whole gear box can be stably moved to a designated position on the track, the connecting key on one gear box can be inserted into the, at the moment, the bolt in the positioning hole 9 can be screwed out from the threaded hole in the head part of the linkage shaft, the bolt 11 is pulled outwards, the bolt 11 is separated from the positioning groove 12, the support frame 8 is pulled downwards, the head part of the linkage shaft is separated from the support frame 8, and the support tool can be detached from the subway gearbox.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a municipal administration subway transmission gear case supports frock, includes sill bar (1), its characterized in that: rotate on the sill bar (1) and installed rail wheel (2), sill bar (1) facial make-up is equipped with sleeve (6), sleeve (6) interpolation is equipped with bracing piece (7), support frame (8) have been installed at the top of bracing piece (7), the both ends of support frame (8) are provided with locating hole (9) respectively, the one end of sleeve (6) is equipped with slide opening (10), slide opening (10) interpolation is equipped with bolt (11), the one end of bracing piece (7) has constant head tank (12), bolt (11) are worn out slide opening (10) and are inserted constant head tank (12).

2. The municipal subway transmission gearbox supporting tool according to claim 1, characterized in that: connecting axle (3) have been installed to the one end of sill bar (1), and the central point of rail wheel (2) puts and is equipped with shaft hole (4), and spacing ring (5) have been installed to the one end that connecting axle (3) worn out shaft hole (4) and connecting axle (3) worn out shaft hole (4).

3. The municipal subway transmission gearbox supporting tool according to claim 1, characterized in that: the sleeve (6) is of a square tube structure, and the support rod (7) is of a square rod structure.

4. The municipal subway transmission gearbox supporting tool according to claim 1, characterized in that: the bolt (11) is sleeved with a spring (13), and two ends of the spring (13) are respectively connected with the handle part of the bolt (11) and the sleeve (6).