CN220764384U - Switch machine adjusting tool - Google Patents

Abstract

The utility model relates to a switch machine adjusting tool, and belongs to the field of railway maintenance equipment. The technical scheme is that the switch machine adjusting tool comprises a rod body, wherein a hammer head is arranged at a first end of the rod body, an adjusting piece is arranged at a second end of the rod body, a handle assembly is sleeved on the rod body, the handle assembly comprises a connecting part and a shielding part, the inner wall of the connecting part is in sliding fit with the outer wall of the rod body, the shielding part is positioned at one side, close to the second end of the rod body, of the connecting part, and the axial length of the shielding part is larger than that of the adjusting piece; the handle assembly can slide along the rod body, and a locking structure is arranged on the handle assembly. The beneficial effect of this scheme is, sets up can follow the gliding handle subassembly of body of rod, when using as the handle, and it can slide body of rod second end department, shelter from the portion and shelter from accomodate to adjust the piece to through locking structure locking its position, avoid carrying and when using as the hammer adjusting piece fish tail and carry bag or operating personnel, improved the security and the portability of adjustment instrument.

Description

Switch machine adjusting tool

Technical Field

The utility model relates to the field of railway maintenance equipment, in particular to a point machine adjusting tool.

Background

The electric switch machine is a terminal actuating mechanism of a railway system track conversion device, is mainly located at a turnout position on a railway driving line, is used as main control equipment in railway signal equipment, and is widely applied. The main function of the switch machine is that when a train moves to a railway crossing, the switch machine can receive signals sent by railway signalers, then a reasonable route is set according to the signal state, and automatic track change of a track is realized under the action of the switch machine.

The indicating rod of the electric switch machine is connected with the indicating connecting rod of the turnout and acts along with the turnout to check whether the switch rail is close and in the positioning or the reverse position. The indicating rod consists of a front indicating rod, a rear indicating rod and two check blocks, and the two rods are fixed together through tightening bolts and adjusting nuts. When the switch is switched normally, the distance between the notch of the indicating rod and the two sides of the checking block is required to be 1.5mm plus or minus 0.5mm, the positions of the notches are not opposite, the checking column of the switch machine cannot fall down, and a switch indicating circuit cannot be formed, so that a signaler needs to check regularly when carrying out routine maintenance and periodical maintenance of the switch machine, and the fault of the switch machine indicating circuit is prevented.

Because the part of the electric switch machine indicating rod needing to be maintained regularly is of a mechanical structure, a plurality of maintenance tools need to be utilized, for example, a sharp nose hammer is needed to strike a nut indicating the connecting rod so as to achieve the purpose of loosening, then the nut is screwed by an adjusting tool similar to a straight screwdriver to adjust the gap distance of the check block, and the using position of the maintenance tools is relatively fixed and cannot be used in a mixed mode. And most maintenance tools of the switch machine are many and complex, and the problems of tool falling, loss, incomplete tool carrying and the like often occur, so that the maintenance time is greatly wasted, and the maintenance efficiency is affected.

To this, there is a combination tool in the prior art, such as CN202221370181.3, which is a multifunctional hammer with a hammer head at one end and a screwdriver at the other end, by using this tool, the number of tools carried by the maintainer can be significantly reduced, however, because the tool required for railway maintenance is generally large, and the maintainer is usually required to walk a longer distance along the railway maintenance, the screwdriver head with a relatively sharp end of this combination hammer is easy to damage the carrying bag for accommodating the tool by the maintainer, and when the hammer head is used, the rear end screwdriver may scratch the maintainer due to waving, so that a certain inconvenience exists.

Disclosure of Invention

Aiming at the problems that the prior multifunctional hammer structure needs to be large-sized when being used for track maintenance, and further an operator and a carrying storage bag are easily scratched by a screwdriver on the multifunctional hammer structure, and the use is inconvenient, the switch machine adjusting tool with higher safety is provided.

In order to solve the problems, the technical scheme adopted by the utility model is that the switch machine adjusting tool comprises a rod body, wherein a hammer head is arranged at a first end of the rod body, an adjusting piece is arranged at a second end of the rod body, a handle assembly is sleeved on the rod body, the handle assembly comprises a connecting part and a shielding part, the inner wall of the connecting part is in sliding fit with the outer wall of the rod body, the shielding part is positioned at one side of the connecting part, which is close to the second end of the rod body, and the axial length of the shielding part is larger than that of the adjusting piece; the handle assembly can slide along the rod body, and a locking structure is arranged on the handle assembly. The handle assembly capable of sliding along the rod body is arranged, when the handle assembly is used as a handle, the handle assembly can slide to the second end of the rod body, the shielding part shields and stores the adjusting piece, the position of the adjusting piece is locked through the locking structure, the carrying bag or an operator is prevented from being scratched by the adjusting piece when the adjusting piece is carried and used as a hammer, and the safety and portability of an adjusting tool are improved.

Preferably, the handle assembly comprises a sleeve, the connecting portion and the shielding portion are arranged on the sleeve, the locking structure comprises a plurality of shrinkage grooves arranged on the connecting portion, the length of each shrinkage groove is arranged along the axial direction of the connecting portion and penetrates through the outer wall of the connecting portion along the radial direction, the shrinkage grooves are arranged along the circumferential direction of the connecting portion, the front section of the connecting portion is conical, the outer wall of the rear section of the connecting portion is provided with threads, the connecting portion is provided with a locking sleeve, the inner hole wall of the locking sleeve comprises a conical section and a threaded section, the conical section is matched with the front section of the connecting portion in shape, and the threaded section is connected with the rear section of the connecting portion in a threaded fit manner. Tightening the locking sleeve, enabling the connecting part to shrink inwards to tightly hold the rod body through the shape fit of the conical section, realizing axial and circumferential positioning of the sleeve, and being rapid and convenient to operate and good in positioning effect.

Preferably, a rotation limiting structure is further arranged between the rod body and the sleeve, and the rotation limiting structure can limit relative rotation between the rod body and the sleeve in the circumferential direction. The setting rotates limit structure, makes can transmit bigger moment of torsion between sleeve and the body of rod, and the operating personnel of being convenient for uses.

Preferably, the cross section of the rod body is polygonal, the inner hole of the connecting part is matched with the outer wall of the rod body in shape, and the rotation limiting structure is a sliding pair between the connecting part and the rod body. The polygonal shape is utilized to form rotation limit, the contact area between the sleeve and the rod body is large, and the limit effect is good.

Preferably, the rotation limiting structure comprises a limiting groove arranged on the outer wall of the rod body, the limiting groove is arranged along the length direction of the rod body, a limiting pin is arranged on the connecting portion, and one end of the limiting pin protrudes out of the inner hole wall of the connecting portion and is located in the limiting groove. The limiting structure adopts the limiting groove and the limiting pin, is convenient for processing the rod body and the sleeve, and has low manufacturing cost.

Preferably, the second end of the rod body is provided with a limiting block, the adjusting piece is arranged on the limiting block, the outer diameter of the limiting block is larger than that of the rod body, and the inner diameter of the shielding part is larger than that of the connecting part. The sleeve can be prevented from sliding out of the second end of the rod body.

Preferably, the limiting block and the adjusting piece are of an integrated structure, the limiting block is provided with a stud, the second end face of the rod body is provided with a threaded hole, and the stud is arranged in the threaded hole. The stopper can be dismantled, the telescopic installation of being convenient for.

Preferably, the outer peripheral surface of the shielding part is provided with an anti-slip structure. The sleeve has better gripping property when being used as a handle, and is not easy to slip.

According to the technical scheme, the utility model has the advantages that: the rod body of the adjusting tool is provided with the slidable handle assembly, when the handle is used as a handle for an operator to hold, the handle assembly slides to the second end of the rod body and then can shield the exposed adjusting piece, when the tool is used as a hammer to swing, the adjusting piece can not scratch the operator, and meanwhile, the carrying bag can not be scratched during storage, so that the safety and portability are higher; the handle component is provided with a locking structure and an anti-falling limiting structure which rotate circumferentially and slide axially, so that the handle component is ingenious in structural design, good in locking effect, convenient to use and low in manufacturing cost; the sleeve is used as a handle, has good holding hand feeling and is not easy to slip.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model.

Fig. 2 is an exploded view of a first embodiment of the present utility model.

Fig. 3 is a schematic view in section along the axis of a first embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a second end of the rod in the second embodiment of the present utility model.

In the figure: 1. the device comprises a rod body, a hammer head, an adjusting piece, a sleeve, a shrinkage groove, a connecting part, a shielding part, a locking sleeve, a limiting block, a stud, a limiting pin and a limiting groove.

Detailed Description

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.

Example 1

As shown in fig. 1, a point machine adjusting tool includes a rod body 1, a hammer head 2 is disposed at a first end of the rod body 1, an adjusting member 3 is disposed at a second end of the rod body 1, in this embodiment, the hammer head 2 is a pointed hammer, and the adjusting member 3 is a large-sized slotted screwdriver head. The handle assembly is sleeved on the rod body 1, the handle assembly comprises a sleeve 4 and a locking structure on the sleeve, as shown in fig. 2, the sleeve 4 comprises a connecting part 4-2 and a shielding part 4-3, the inner wall of the connecting part 4-2 is in sliding fit with the outer wall of the rod body 1, the shielding part is positioned on one side of the connecting part, which is close to the second end of the rod body 1, the axial length of the shielding part is greater than that of the adjusting piece 3, namely, when the sleeve 4 slides to the second end of the rod body 1, the adjusting piece 3 is positioned in an inner cavity of the shielding part 4-3, and meanwhile, the sleeve 4 can be locked at a set position of the rod body 1 by the locking structure, including but not limited to the second end position.

Specifically, in this embodiment, as shown in fig. 2 and 3, the locking structure includes a plurality of shrinkage slots 4-1 and a locking sleeve 5 that are disposed in the connecting portion 4-2, the length of the shrinkage slots 4-1 is disposed along the axial direction of the connecting portion and penetrates through the outer wall of the connecting portion 4-2 in the radial direction, the plurality of shrinkage slots 4-1 are disposed along the circumferential direction of the connecting portion, that is, the front section of the connecting portion 4-2 (that is, the portion near the first end of the rod body) is divided into a plurality of arc-shaped claw bodies, the front section of the connecting portion 4-2 is tapered, and the outer wall of the rear section of the connecting portion is provided with threads; the locking sleeve 5 is mounted on the connecting portion 4-2, the inner hole wall of the locking sleeve comprises a conical section and a threaded section, the conical section is matched with the front section of the connecting portion in a shape, the threaded section is in threaded connection with the rear section of the connecting portion, as shown in fig. 3, when the locking sleeve 5 is screwed down, the conical section of the locking sleeve can radially inwards compress a plurality of claw bodies of the connecting portion 4-2, so that the connecting portion 4-2 is contracted and pressed on the rod body 1, and the sleeve is locked at a set position of the rod body through friction force.

Furthermore, the sleeve is locked at the second end of the rod body, the adjusting piece 3 can be shielded, an operator can hold the part to swing the tool as a hammer, the operator can be prevented from being scratched by the adjusting piece when holding the middle part of the rod body, and the cutting of the carrying bag by the adjusting piece 3 can be prevented when the tool is arranged in the carrying bag; when the sleeve is locked in the middle of the rod body, the sleeve can be used as a rotating force application point, and the tool is used as a screwdriver; meanwhile, in order to facilitate the holding of operators, an anti-skid structure is arranged on the peripheral surface of the shielding part 4-3 of the sleeve, and the anti-skid structure can be a rubber sleeve or anti-skid patterns and the like.

When using the instrument as the screwdriver, in order to pass the bigger moment of torsion of power, avoid taking place to skid between sleeve and the body of rod, still be equipped with between body of rod and the sleeve 4 and rotate limit structure, rotate limit structure can restrict the relative rotation between body of rod and the sleeve 4 in the circumference:

in this embodiment, as shown in fig. 1 and 2, the rod body 1 is a hexagonal prism, the cross section of the rod body 1 is hexagonal, the inner hole of the connecting portion 4-2 is a hexagonal hole matched with the rod body, a sliding pair which cannot rotate relatively is formed between the connecting portion and the rod body 1 through the shape fit between the rod body and the connecting portion, and further rotation limiting is achieved, and through the fit of the outer surface of the hexagonal prism, the contact area is large, and the limiting effect is good.

Meanwhile, in order to prevent the sleeve from sliding along the rod body and slipping at the second end of the rod body, the tool is provided with a limiting block 6 at the second end of the rod body, specifically, as shown in fig. 3, one end face of the limiting block 6 is provided with a stud 6-1, the second end face of the rod body 1 is provided with a threaded hole, the stud 6-1 is arranged in the threaded hole, the adjusting piece 3 is arranged on the other end face of the limiting block, the limiting block 6 and the adjusting piece 3 are of an integrated structure, the outer diameter of the limiting block 6 is larger than the outer diameter of the rod body 1, the inner diameter of the shielding part 4-3 is larger than the inner diameter of the connecting part 4-2, and when the sleeve moves to the second end of the rod body, the limiting block 6 is abutted to the transition end face between the connecting part and the shielding part, so that the anti-slipping limiting is realized.

Example two

The structure of this embodiment is basically the same as that of the first embodiment, except that in this embodiment, as shown in fig. 4, the rotation limiting structure includes a limiting groove 8 disposed on an outer wall of the rod body 1, the limiting groove 8 is disposed along a length direction of the rod body 1, a limiting pin is mounted on the connecting portion 4-2, and one end of the limiting pin 7 protrudes out of an inner hole wall of the connecting portion 4-2 and is located in the limiting groove.

Compared with the first embodiment, the rod body and the inner hole of the sleeve can be cylindrical, and the processing is more convenient.

The embodiment of the utility model has the beneficial effects that the slidable handle assembly is arranged on the rod body of the adjusting tool, so that the handle assembly can be used as a handle for an operator to hold and can be slid to the second end of the rod body to shield the exposed adjusting piece, the adjusting piece can be used as a hammer to swing, so that the adjusting piece can not scratch the operator, and meanwhile, the carrying bag can not be scratched during storage, thereby having higher safety and portability; the handle component is provided with a locking structure and an anti-falling limiting structure which rotate circumferentially and slide axially, so that the handle component is ingenious in structural design, good in locking effect, convenient to use and low in manufacturing cost; the sleeve is used as a handle, has good holding hand feeling and is not easy to slip.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. The utility model provides a point machine adjustment instrument, includes body of rod (1), and the first end of body of rod (1) is equipped with tup (2), and the second end of body of rod (1) is equipped with adjustment piece (3), its characterized in that, cover is equipped with handle subassembly on body of rod (1), handle subassembly includes connecting portion (4-2) and shielding portion (4-3), the inner wall of connecting portion with body of rod (1) outer wall sliding fit, the shielding position is located one side that connecting portion is close to the second end of body of rod (1), and the axial length of shielding portion is greater than the length of adjustment piece (3); the handle assembly can slide along the rod body (1), and a locking structure is arranged on the handle assembly.

2. The switch machine adjustment tool according to claim 1, characterized in that the handle assembly comprises a sleeve (4), the connecting portion and the shielding portion are arranged on the sleeve (4), the locking structure comprises a plurality of shrinkage grooves (4-1) arranged on the connecting portion (4-2), the lengths of the shrinkage grooves (4-1) are arranged along the axial direction of the connecting portion and penetrate through the outer wall of the connecting portion (4-2) in the radial direction, the shrinkage grooves (4-1) are arranged along the circumferential direction of the connecting portion, the front section of the connecting portion is conical, the outer wall of the rear section of the connecting portion is provided with threads, the connecting portion (4-2) is provided with a locking sleeve (5), the inner hole wall of the locking sleeve (5) comprises a conical section and a threaded section, the conical section is matched with the front section of the connecting portion in a shape, and the threaded section is in threaded fit with the rear section of the connecting portion.

3. The switch machine adjustment tool according to claim 2, characterized in that a rotation limiting structure is further provided between the rod body and the sleeve (4), said rotation limiting structure being capable of limiting the relative rotation between the rod body and the sleeve (4) in the circumferential direction.

4. A point machine adjusting tool according to claim 3, characterized in that the cross section of the rod body (1) is polygonal, the inner hole of the connecting part (4-2) is matched with the outer wall of the rod body (1), and the rotation limiting structure is a sliding pair between the connecting part and the rod body (1).

5. A point machine adjusting tool according to claim 3, characterized in that the rotation limiting structure comprises a limiting groove (8) arranged on the outer wall of the rod body (1), the limiting groove (8) is arranged along the length direction of the rod body (1), a limiting pin is arranged on the connecting part (4-2), and one end of the limiting pin (7) protrudes out of the inner hole wall of the connecting part (4-2) and is positioned in the limiting groove.

6. The switch machine adjusting tool according to any one of claims 2 to 5, wherein a limiting block (6) is arranged at the second end of the rod body (1), the adjusting piece (3) is arranged on the limiting block (6), the outer diameter of the limiting block (6) is larger than the outer diameter of the rod body (1), and the inner diameter of the shielding part (4-3) is larger than the inner diameter of the connecting part (4-2).

7. The switch machine adjusting tool according to claim 6, wherein the limiting block (6) and the adjusting piece (3) are of an integrated structure, the limiting block (6) is provided with a stud (6-1), the second end face of the rod body (1) is provided with a threaded hole, and the stud (6-1) is installed in the threaded hole.

8. The switch machine adjustment tool according to any one of claims 2 to 5, wherein the outer peripheral surface of the shielding portion is provided with an anti-slip structure.