CN221094694U - Mechanical pin pulling device for slide plate of railway engineering turnout - Google Patents
Mechanical pin pulling device for slide plate of railway engineering turnout Download PDFInfo
- Publication number
- CN221094694U CN221094694U CN202323061512.2U CN202323061512U CN221094694U CN 221094694 U CN221094694 U CN 221094694U CN 202323061512 U CN202323061512 U CN 202323061512U CN 221094694 U CN221094694 U CN 221094694U
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- pin pulling
- pin
- clamp
- supporting seat
- pry bar
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- 238000010276 construction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a mechanical pin pulling device of a railway work turnout slide plate, which comprises a supporting seat, a pry bar hinged with the supporting seat, and a nut clamp positioned at one end of the pry bar; the pry bar is hinged with the supporting seat through a first hinge part, and the pry bar is divided into two parts, namely a pin pulling section and an operation section, through the first hinge part; the nut clamp is integrated at the end part of the pin pulling section; the nut clamp is provided with a clamping space for clamping the nut of the pin to be pulled out; when the pry bar rotates relative to the supporting seat, the pin pulling section of the pry bar drives the nut clamp to move along the vertical direction so as to pull out the pin. The mechanical pin pulling device disclosed by the utility model is novel and simple in integral structure, can ensure that pin pulling operation can be independently completed by one person by adopting a lever principle, is convenient to operate and high in efficiency, is firm and durable, meets the normal operation construction requirement under the condition that the operation space of a turnout slide plate part is narrow, and can be used for pulling out pins at one time with high efficiency.
Description
Technical Field
The utility model relates to the technical field of railway work turnout slide plate pins, in particular to a mechanical pin pulling device for a railway work turnout slide plate.
Background
In the prior art, the pin of the railway work turnout slide chair is generally pulled out by a hydraulic pin pulling device or an open crowbar.
The whole pin pulling process of the hydraulic pin puller is insufficient due to the fact that the extending stroke of the hydraulic rod is insufficient, the pressure needs to be relieved firstly, then the lengthening head is installed, the valve is screwed down for secondary pressurization, and the whole operation process is completed by two persons in a matched mode. Namely, one person operates the pressurizing and the other person operates the pin pulling device, so that the whole operation process is tedious and low in efficiency, and the time is relatively long. The hydraulic pin puller adopts a hydraulic principle, the sealing performance of the tool on the whole sealing pipeline is extremely high, and the phenomena of oil leakage, sealing ring breakage and the like of a machine can frequently occur when the tool is used for a long time due to the huge stress of the tool in the process of pulling the pin on site, so that the service performance of the tool is influenced, and the durability is reduced. In actual production, unknown hidden use defects can exist due to higher damage rate.
When the open crow is used for pulling out pins on site, because the toe claw stroke of the crow is shorter than the pin pulling-out resistance length, other personnel are required to cooperate to complete the pin pulling-out task on site, the overall manual efficiency is low, the section design of the open part of the open crow is wider, and the pins hidden between the switch rail bottom and the slide plate base plate cannot be pulled out; the open crow has only prying force to the pin, can not clamp the pin tightly, and is easy to slip and influence use when the stress is large or the supporting surface is provided with oil sludge.
Therefore, based on the above technical problems, a person skilled in the art is required to develop a mechanical pin pulling device for a railway service turnout slide plate.
Disclosure of utility model
The utility model aims to provide the mechanical pin pulling device for the railway work turnout slide plate, which has the advantages of novel structure, convenience in operation, improvement of pin pulling efficiency, stable mechanical performance and capability of independently completing pin pulling operation by one person.
In order to achieve the above object, the present utility model provides the following technical solutions:
The utility model relates to a mechanical pin pulling device of a railway engineering turnout slide plate, which comprises:
A support base;
A pry bar hinged with the supporting seat; and
The nut clamp is positioned at one end of the pry bar;
The pry bar is hinged with the supporting seat through a first hinge part, and the pry bar is divided into two parts, namely a pin pulling section and an operation section, through the first hinge part;
the nut clamp is integrated at the end part of the pin pulling section;
the nut clamp is provided with a clamping space for clamping the nut of the pin to be pulled out;
When the pry bar rotates relative to the supporting seat, the pin pulling section of the pry bar drives the nut clamp to move along the vertical direction so as to pull out the pin.
Further, one end of the supporting seat is supported on the surface of the railway work turnout slide plate, and the inner part of the other end of the supporting seat is hollow to form a movable space;
The pry bar part is embedded in the movable space and hinged with the supporting seat through the first hinge part;
The first hinge part is a rotating shaft;
The length of the pin pulling section is smaller than that of the operation section.
Further, the nut clamp includes:
Two symmetrical clamp components;
The two clamp split bodies are rotationally connected with the end parts of the pin pulling section through a second hinge part;
the end parts of the clamp body, which are far away from one end of the pin pulling section, are respectively provided with a limiting part extending towards the clamping space;
the nail cap of pin can imbed the chucking space, just spacing portion laminating the nail cap lower surface.
Further, the jig split body includes:
A rotary connection part;
an inclined extension portion integrally formed with the rotation connection portion; and
The vertical extension part is integrally formed with the inclined extension part, and the end part of the vertical extension part is provided with the limit part which horizontally extends;
the rotating connecting parts of the two clamp split bodies are hinged with the end parts of the pin pulling sections through the second hinging parts;
The space enclosed between the inclined extending parts, the vertical extending parts and the limiting parts of the two split clamps is the clamping space.
Further, the operating section of the pry bar can be sleeved with a sleeve, and the operating section of the pry bar increases the length of an operating part through the sleeve.
In the technical scheme, the mechanical pin pulling device for the railway work turnout slide plate has the following beneficial effects:
The mechanical pin pulling device disclosed by the utility model is novel and simple in integral structure, can ensure that pin pulling operation can be independently completed by one person by adopting a lever principle, is convenient to operate and high in efficiency, is firm and durable, meets the normal operation construction requirement under the condition that the operation space of a turnout slide plate part is narrow, and can be used for pulling out pins at one time with high efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural view of a mechanical pin pulling device of a slide chair for railway work switches, which is provided by the embodiment of the utility model;
fig. 2 is a schematic structural view of a nut clamp of a mechanical pin pulling device of a slide chair of a railway engineering switch provided by the embodiment of the utility model;
fig. 3 is a schematic diagram of a clamp split structure of a mechanical pin pulling device of a slide chair for railway engineering switches, which is provided by the embodiment of the utility model.
Reference numerals illustrate:
1. A pry bar; 2. a support base; 3. a nut clamp; 5. a pin;
101. a pin pulling section; 102. an operating section;
301. The clamp is split; 302. clamping the space;
401. a first hinge part; 402. a second hinge part;
501. A nail cap;
30101. a rotary connection part; 30102. an inclined extension; 30103. a vertical extension; 30104. and a limiting part.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
See fig. 1-3;
The embodiment discloses a railway work switch slide plate mechanical pin pulling device, this mechanical pin pulling device includes:
A support base 2;
A pry bar 1 hinged with the supporting seat 2; and
The nut clamp 3 is positioned at one end of the pry bar 1;
the pry bar 1 is hinged with the supporting seat 2 through a first hinge part 401, and the pry bar 1 is divided into two parts, namely a pin pulling section 101 and an operation section 102, through the first hinge part 401;
the nut clamp 3 is integrated at the end part of the pin pulling section 101;
The nut clamp 3 has a clamping space 302 for clamping the nut 501 of the pin 5 to be pulled out;
When the pry bar 1 rotates relative to the supporting seat 2, the pin pulling section 101 of the pry bar 1 drives the nut clamp 3 to move along the vertical direction so as to pull out the pin 5.
Specifically, the embodiment discloses a mechanical pin pulling device based on a lever principle, which comprises a supporting seat 2, a pry bar 1 and a nut clamp 3; the supporting seat 2 is used as a supporting base and hinged with the pry bar 1 through the first hinge part 401, the supporting seat 2 is supported on the surface of the turnout slide plate and used as a fulcrum, the front end of the pry bar 1 is a pin pulling section, the end part of the pin pulling section 101 is hinged with the nut clamp 3, the nut 501 of the pin 5 can be clamped through the nut clamp 3, the operating section 102 at the rear end is operated to be pressed down to drive the pin pulling section 101 at the front end to ascend, and finally the pin 5 is pulled up by the nut clamp 3.
Preferably, one end of the supporting seat 2 of the embodiment is supported on the surface of the slide plate of the railway work turnout, and the other end of the supporting seat 2 is hollow and formed into a movable space;
the pry bar 1 is partially embedded in the movable space and hinged with the supporting seat 2 through the first hinge part 401;
The first hinge 401 is a rotation shaft;
the length of the pin pulling section 101 is smaller than the length of the operating section 102.
The structure of the supporting seat 2 and the connection structure of the supporting seat 2 and the pry bar 1 are further limited in this embodiment, the supporting seat 2 is integrally in a cuboid structure, the upper end of the supporting seat is hollow and serves as a movable space of the pry bar 1, and the corresponding part of the pry bar 1 is partially embedded into the movable space and is hinged through a rotating shaft.
Preferably, the nut clip 3 of the present embodiment includes:
Two symmetrical clamp splits 301;
The two clamp split bodies 301 are rotationally connected with the end parts of the pin pulling section 101 through second hinge parts 402;
The end parts of the clamp split body 301, which are far away from one end of the pin pulling section 101, are respectively provided with a limiting part 30104 extending towards the clamping space 302; the nut 501 of the pin 5 can be embedded into the clamping space 302, and the limiting part 30104 is attached to the lower surface of the nut 501.
As a further limitation, the jig split 301 of the present embodiment includes:
Rotating the connection 30101;
An inclined extension 30102 integrally formed with the rotational connection 30101; and
A vertical extension 30103 integrally formed with the inclined extension 30102, the end of the vertical extension 30103 having a horizontally extending limit 30104;
the rotary connecting parts 30101 of the two clamp split bodies 301 are hinged with the end parts of the pin pulling sections 101 through second hinging parts 402;
The space enclosed between the inclined extension portion 30102, the vertical extension portion 30103, and the limit portion 30104 of the two clip split bodies 301 is a clamping space 302.
The present embodiment further defines the structure of the nut clamp 3, which includes two symmetrical clamp split bodies 301, and the clamp split bodies 301 and the pin pulling section 101 are hinged by the second hinge part 402, and the second hinge part 402 of the present embodiment also adopts a rotating shaft. Due to the existence of the second hinge part 402 and the limiting part 30104 and the structural design of the clamp split body 301 in the embodiment, when the pin pulling section 101 swings upwards, the two clamp split bodies 301 can be driven to perform inward clamping movement to clamp the nut 501 of the pin 5. The design of the limiting portion 30104 and the clamping space 302 of the clamp body 301 in this embodiment can be designed according to the outline characteristics of the nut 501 of the pin 5 required for pin pulling operation. The nut clamp 3 is linked with the pin pulling section 101 to transfer force and change angles. The practical pulling-resistant size of the pin 5 at the present stage is not more than 11cm at the longest, so that the fixture stroke of the pin puller can be designed to be more than 11cm, and the pin can be pulled out completely at one time.
In order to further improve the convenience of use, the pin pulling operation can be more labor-saving, and the operating section 102 of the pry bar 1 in this embodiment can be sleeved with a sleeve, so that the operating section 102 of the pry bar 1 increases the length of the operating part through the sleeve. Because the longer the operating section length of the lever principle is, the more labor is saved, the embodiment can sleeve a steel sleeve on the operating section 102 of the pry bar 1 according to the operation requirement.
In the technical scheme, the mechanical pin pulling device for the railway work turnout slide plate has the following beneficial effects:
The mechanical pin pulling device disclosed by the utility model is novel and simple in integral structure, can ensure that pin pulling operation can be independently completed by one person by adopting a lever principle, is convenient to operate and high in efficiency, is firm and durable, meets the normal operation construction requirement under the condition that the operation space of a turnout slide plate part is narrow, and can be used for pulling out pins at one time with high efficiency.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (5)
1. The mechanical pin pulling device for the railway work turnout slide plate is characterized by comprising:
a support base (2);
a pry bar (1) hinged with the supporting seat (2); and
The nut clamp (3) is positioned at one end of the pry bar (1);
The prying bar (1) is hinged with the supporting seat (2) through a first hinge part (401), and the prying bar (1) is divided into two parts, namely a pin pulling section (101) and an operation section (102), through the first hinge part (401);
the nut clamp (3) is integrated at the end part of the pin pulling section (101);
The nut clamp (3) is provided with a clamping space (302) for clamping a nut (501) of a pin (5) to be pulled out;
When the prying bar (1) rotates relative to the supporting seat (2), the pin pulling section (101) of the prying bar (1) drives the nut clamp (3) to move along the vertical direction so as to pull out the pin (5).
2. The mechanical pin pulling device of the railway work turnout slide plate according to claim 1, wherein one end of the supporting seat (2) is supported on the surface of the railway work turnout slide plate, and the inner part of the other end of the supporting seat (2) is hollow and forms a movable space;
The pry bar (1) is partially embedded in the movable space and hinged with the supporting seat (2) through the first hinge part (401);
the first hinge part (401) is a rotating shaft;
the length of the pin pulling section (101) is smaller than that of the operation section (102).
3. The mechanical pin pulling device of a railway work switch slide chair according to claim 1, characterized in that the nut clamp (3) comprises:
two symmetrical clamp splits (301);
The two clamp split bodies (301) are rotatably connected with the end parts of the pin pulling sections (101) through second hinge parts (402);
the end parts of the clamp split bodies (301) far away from one end of the pin pulling section (101) are respectively provided with a limiting part (30104) extending towards the clamping space (302);
The nail cap (501) of the pin (5) can be embedded into the clamping space (302), and the limiting part (30104) is attached to the lower surface of the nail cap (501).
4. A mechanical pin pulling device for railway service switch slide chair according to claim 3, characterized in that the clamp split (301) comprises:
a rotational connection part (30101);
An inclined extension portion 30102 integrally formed with the rotation connection portion 30101; and
A vertical extension portion (30103) integrally formed with the inclined extension portion (30102), the end portion of the vertical extension portion (30103) having the limit portion (30104) extending horizontally;
The rotary connecting parts (30101) of the two clamp split bodies (301) are hinged with the end parts of the pin pulling sections (101) through the second hinging parts (402);
The space enclosed by the inclined extension parts (30102), the vertical extension parts (30103) and the limiting parts (30104) of the two clamp split bodies (301) is the clamping space (302).
5. Railway working switch slide chair mechanical pin pulling device according to any one of claims 1 to 4, characterized in that the operating section (102) of the pry bar (1) can be sleeved with a sleeve through which the operating section (102) of the pry bar (1) increases the operating site length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323061512.2U CN221094694U (en) | 2023-11-13 | 2023-11-13 | Mechanical pin pulling device for slide plate of railway engineering turnout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323061512.2U CN221094694U (en) | 2023-11-13 | 2023-11-13 | Mechanical pin pulling device for slide plate of railway engineering turnout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221094694U true CN221094694U (en) | 2024-06-07 |
Family
ID=91326578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323061512.2U Active CN221094694U (en) | 2023-11-13 | 2023-11-13 | Mechanical pin pulling device for slide plate of railway engineering turnout |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221094694U (en) |
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2023
- 2023-11-13 CN CN202323061512.2U patent/CN221094694U/en active Active
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