CN212044421U - Steel rail fastener bolt spanner - Google Patents
Steel rail fastener bolt spanner Download PDFInfo
- Publication number
- CN212044421U CN212044421U CN202020566951.6U CN202020566951U CN212044421U CN 212044421 U CN212044421 U CN 212044421U CN 202020566951 U CN202020566951 U CN 202020566951U CN 212044421 U CN212044421 U CN 212044421U
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- China
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- screw rod
- sleeve
- connector
- operating handle
- steel rail
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Abstract
The utility model discloses a steel rail fastener bolt spanner, which comprises a spanner body and an operating handle, wherein the spanner body comprises a sleeve, a screw rod, a locking chain and a connector; the screw rod install in inside the sleeve, the connector middle part is provided with the screw hole, and the connector passes through the screw hole is installed on the screw rod and is located telescopic top. The utility model discloses simple structure, adaptability is good, can realize monkey wrench and nail spanner's operation advantage simultaneously. The locking chain can adapt to nuts of different sizes in the steel rail fastener, the nut to be screwed is fixed between the locking chain and the six inner sleeves at the top of the screw rod by rotating the operating handle, and the nuts of different sizes can be operated by pulling the sleeves; the inner hexagonal sleeve is sleeved on the nut to be screwed, the operation of the nut with the uniform size can be completed by rotating the operating handle, the working efficiency of steel rail operation is improved, and the steel rail screwing device has strong practicability.
Description
Technical Field
The utility model relates to an instrument technical field, especially a rail fastener bolt spanner.
Background
The wrench is a common tool for mounting and dismounting, and is a hand tool for screwing bolts, nuts, screws and other threads to tightly hold openings of the bolts or the nuts or sleeve hole fasteners by utilizing the lever principle, and when the wrench is used, external force is applied to a handle part along the thread rotating direction, so that the bolts or the nuts can be screwed. The screwing and loosening of the steel rail fastener bolt is the necessary work in railway track laying, existing line overhaul and maintenance and repair operation, heavy manual labor is replaced by a large amount of special machinery, the existing wrenches frequently used in the track operation are mainly T-shaped wrenches and monkey wrenches or electric and pneumatic wrenches, the T-shaped wrenches and monkey wrenches are generally used in the railway steel rail operation, and the electric and pneumatic wrenches need to be connected with a power supply, so that the railway operation line is long and cannot use the electric and pneumatic wrenches; in subway, city rail operation, it is comparatively convenient to generally use electronic, pneumatic spanner.
In the operation of the railway steel rail, a T-shaped wrench and an adjustable wrench are commonly used, and the adjustable wrench can flexibly adapt to various bolts with different specifications, so that the convenience is high; if all the bolt specifications in the steel rail fastener are unified, under the condition, the T-shaped wrench has better convenience than an adjustable wrench. However, in the current domestic railway transportation, steel rail fasteners of different types and specifications exist, and bolts and nuts of various types and sizes such as English system, American system, national standard and the like exist, so that in the steel rail operation, wrenches of different sizes and types need to be frequently replaced to complete the operation, and the problems of low working efficiency and poor wrench adaptability exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a rail fastener bolt spanner to use the spanner to have the problem that work efficiency is low and adaptability is poor in solving current rail effect.
The purpose of the utility model is realized through the following technical scheme:
a steel rail fastener bolt wrench comprises a wrench body and an operating handle, wherein the wrench body comprises a sleeve, a screw, a locking chain and a connector;
the screw rod is arranged in the sleeve, a threaded hole is formed in the middle of the connector, the connector is arranged on the screw rod through the threaded hole and is positioned above the sleeve, two ends of the locking chain are welded on the connector, and welding spots are respectively positioned at the left end and the right end of the connector, so that a closed space capable of being sleeved on the nut to be screwed is formed; the top of the screw is provided with an inner hexagonal sleeve, and the bottom of the screw is provided with a hexagonal bolt head;
the operating handle comprises a rotating rod and an inner hexagonal bolt head, the hexagonal bolt head is sleeved in the inner hexagonal bolt head, the operating handle and the wrench body are installed, and the screw rod rotates under the action of the operating handle.
The inner hexagonal sleeve and the hexagonal bolt head are fixed with the screw rod in a welding mode.
The sleeve is in clearance fit with the screw.
The locking chain is made of manganese steel.
The utility model has the advantages that:
the utility model discloses simple structure, adaptability is good, can realize monkey wrench and nail spanner's operation advantage simultaneously. The locking chain can adapt to nuts of different sizes in the steel rail fastener, the nut to be screwed is fixed between the locking chain and the six inner sleeves at the top of the screw rod by rotating the operating handle, and the nuts of different sizes can be operated by pulling the sleeves; the inner hexagonal sleeve is sleeved on the nut to be screwed, the operation of the nut with the uniform size can be completed by rotating the operating handle, the working efficiency of steel rail operation is improved, and the steel rail screwing device has strong practicability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure, 1-sleeve, 2-screw, 3-locking chain, 4-connector, 5-closed space, 6-inner hexagonal sleeve, 7-hexagonal bolt head, 8-rotating rod, 9-inner hexagonal bolt head.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in figure 1, a steel rail fastener bolt wrench is composed of a sleeve 1, a screw rod 2, a locking chain 3, a connector 4, a closed space 5, an inner hexagonal sleeve 6, a hexagonal bolt head 7, a rotating rod 8 and an inner hexagonal bolt head 9
A connection mode of a steel rail fastener bolt spanner is as follows:
a steel rail fastener bolt wrench comprises a wrench body and an operating handle, wherein the wrench body comprises a sleeve 1, a screw rod 2, a locking chain 3 and a connector 4.
The screw 2 is arranged in the sleeve 1, a threaded hole is formed in the middle of the connector 4, the connector 4 is arranged on the screw 2 through the threaded hole and is positioned above the sleeve 1, two ends of the locking chain 3 are welded on the connector 4, and welding spots are respectively positioned at the left end and the right end of the connector 4, so that a closed space 5 capable of being sleeved on a nut to be screwed is formed; the top of the screw rod 2 is provided with an inner hexagonal sleeve 6, and the bottom of the screw rod 2 is provided with a hexagonal bolt head 7.
The operating handle comprises a rotating rod 8 and an inner hexagonal bolt head 9, the hexagonal bolt head 7 is sleeved in the inner hexagonal bolt head 9, the operating handle and the wrench body are installed, and the screw rod 2 rotates under the action of the operating handle.
The inner hexagonal sleeve 6 and the hexagonal bolt head 7 are fixed with the screw rod 2 in a welding mode.
The sleeve 1 is in clearance fit with the screw 2.
The locking chain 3 is made of manganese steel.
At first need explain the utility model discloses an assembly sequence, at first, screw rod 2 inserts in the sleeve 1, welds hexagon bolt head 7 in screw rod 2's bottom, then will have the connector 4 of locking chain 3 to install on screw rod 2, welds hexagon socket 6 at screw rod 2's top at last, can accomplish the erection joint of spanner body. It should be noted that the material of the locking chain 3 in the present invention is manganese steel, which is a high strength steel material, and has good ability of bearing impact and extrusion, and long service life.
The following are embodiments of the present invention:
the first embodiment is as follows:
embodiments a nut for use with rail fasteners of different sizes. Firstly 3 covers of locking chain are on treating to twist the nut, installation operating handle, install hexagon socket head cap 9 and hexagon bolt head 7 together, the staff presses down connector 4 with the hand, prevent that connector 4 from rotating, clockwise rotation dwang 8 simultaneously, hexagon socket head cap 6 at 2 tops of screw rod rises one section distance in closed space 5, until hexagon socket head cap 6 supports the one end of treating to twist the nut, just so accomplished the spanner body with treat the fixed of twisting the nut, the staff holds sleeve 1 and pulls sleeve 1 this moment, can accomplish screwing up or unscrewing to the nut.
This embodiment one can adapt to not unidimensional nut, and 3 covers of locking chain are on the nut to through twisting the screw rod, make hexagon socket head cap sleeve 6 fixed with the one end of waiting to twist the nut, rotate sleeve 1 and can accomplish screwing up or unscrewing to the nut, have good adaptability.
Example two:
the second embodiment is suitable for the nuts of the rail fastening pieces with uniform dimension. Firstly, an operating handle is installed, an inner hexagonal bolt head 9 and a hexagonal bolt head 7 are installed together, then an inner hexagonal sleeve 6 is sleeved on a nut to be screwed, and the rotating rod 8 is rotated, so that the operation of screwing the nut to be screwed can be completed.
The utility model discloses simple structure, adaptability is good, can realize monkey wrench and nail spanner's operation advantage simultaneously. The locking chain can adapt to nuts of different sizes in the steel rail fastener, the nut to be screwed is fixed between the locking chain and the six inner sleeves at the top of the screw rod by rotating the operating handle, and the nuts of different sizes can be operated by pulling the sleeves; the inner hexagonal sleeve is sleeved on the nut to be screwed, the operation of the nut with the uniform size can be completed by rotating the operating handle, the working efficiency of steel rail operation is improved, and the steel rail screwing device has strong practicability.
Finally, it should be noted that the above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A rail fastener bolt spanner which characterized in that: the wrench comprises a wrench body and an operating handle, wherein the wrench body comprises a sleeve (1), a screw (2), a locking chain (3) and a connector (4);
the screw rod (2) is installed in the sleeve (1), a threaded hole is formed in the middle of the connector (4), the connector (4) is installed on the screw rod (2) through the threaded hole and located above the sleeve (1), two ends of the locking chain (3) are welded to the connector (4), welding spots are located at the left end and the right end of the connector (4) respectively, and therefore a closed space (5) capable of being sleeved on a nut to be screwed is formed; the top of the screw rod (2) is provided with an inner hexagonal sleeve (6), and the bottom of the screw rod (2) is provided with a hexagonal bolt head (7);
operating handle includes dwang (8) and hexagon socket head cap bolt (9), hexagon bolt head (7) suit is in hexagon socket head cap bolt (9) and realize the installation of operating handle and spanner body, screw rod (2) realize rotating under operating handle's effect.
2. A rail fastener bolt spanner according to claim 1, wherein: the inner hexagonal sleeve (6) and the hexagonal bolt head (7) are fixed with the screw rod (2) in a welding mode.
3. A rail fastener bolt spanner according to claim 1, wherein: the sleeve (1) is in clearance fit with the screw (2).
4. A rail fastener bolt spanner according to claim 1, wherein: the locking chain (3) is made of manganese steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020566951.6U CN212044421U (en) | 2020-04-16 | 2020-04-16 | Steel rail fastener bolt spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020566951.6U CN212044421U (en) | 2020-04-16 | 2020-04-16 | Steel rail fastener bolt spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212044421U true CN212044421U (en) | 2020-12-01 |
Family
ID=73523892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020566951.6U Active CN212044421U (en) | 2020-04-16 | 2020-04-16 | Steel rail fastener bolt spanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212044421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199429A (en) * | 2021-05-24 | 2021-08-03 | 徐州工程学院 | Adjustable nut dismounting device |
-
2020
- 2020-04-16 CN CN202020566951.6U patent/CN212044421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199429A (en) * | 2021-05-24 | 2021-08-03 | 徐州工程学院 | Adjustable nut dismounting device |
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