CN217170687U - Mine car locking device - Google Patents
Mine car locking device Download PDFInfo
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- CN217170687U CN217170687U CN202220728057.3U CN202220728057U CN217170687U CN 217170687 U CN217170687 U CN 217170687U CN 202220728057 U CN202220728057 U CN 202220728057U CN 217170687 U CN217170687 U CN 217170687U
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- locking
- rod
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- telescopic rod
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Abstract
The application discloses a mine car locking device, which comprises a first locking rod and a second locking rod which are arranged in a crossed mode, wherein hook pieces used for being clamped into wheels are arranged at two ends of the first locking rod and the second locking rod; the first lock rod is telescopic in the length direction and is provided with a first length locking structure for locking the first lock rod to a set length; the second lock rod is telescopic in the length direction, and a second length locking structure used for locking the second lock rod to a set length is arranged on the second lock rod. According to the mine car locking device, the hook members at the two ends of the first locking rod and the second locking rod are respectively hooked on the two mine car wheels on the same side, and the rotation of the two mine car wheels on the same side is limited through the crossed arrangement of the first locking rod and the second locking rod, so that the locking of a mine car is realized; first locking lever and second locking lever all set up to the telescopic structure, can adjust according to the distance of two mine car wheels, improve the application scope of mine car locking device.
Description
Technical Field
The application relates to a car stopping device, in particular to a car locking device for a mine car.
Background
In the process of working under a mine, a mine car is adopted to transport equipment materials, when the mine car is temporarily parked, the mine car is mainly in a car covering mode, and four wheels of the mine car are heightened by using a car covering device, so that the front and back movement of the mine car is limited, and the purpose of stopping the car is achieved. Although the car stopping mode is simple and convenient, in practical use, each mine car at least needs four car stopping devices to shield the car, the car stopping devices are easy to be knocked by pedestrians or mine car wheels, and the reliability of the car stopping can be influenced when any car stopping device falls down; moreover, the car stopping mode cannot realize continuous shuttle cars, and if the stopped mine car is impacted by other mine cars, the stopped mine car is in an out-of-control state after rushing through the car stopping device, and the consequence is unimaginable.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mine car locking device that aim at overcome among the prior art that the car blocking device reliability is low and can't realize continuously locking the car, provide one kind can the reliability high and can continuously lock the car.
The technical scheme of the application provides a mine car locking device, which comprises a first locking rod and a second locking rod which are arranged in a crossed mode, wherein hook pieces used for being clamped into wheels are arranged at two ends of the first locking rod and the second locking rod;
the first lock rod is telescopic in the length direction and is provided with a first length locking structure for locking the first lock rod to a set length;
the second lock rod is telescopic in the length direction, and a second length locking structure used for locking the second lock rod to a set length is arranged on the second lock rod.
Further, the first lock lever and the second lock lever are rotatably connected.
Further, the first lock rod and the second lock rod are rotatably connected through a connecting device;
the connecting device comprises two mounting seats which are rotatably connected, and the first locking rod and the second locking rod are respectively mounted on the two mounting seats.
Furthermore, each mounting seat comprises an arc-shaped base and two fixing rings for hooping outside the first locking rod or the second locking rod, and the two fixing rings are arranged at two ends of the arc-shaped base;
the arc-shaped bases of the two mounting seats are rotatably connected through a rotating shaft.
Further, the first lock rod comprises a first connecting cylinder, a first telescopic rod and a second telescopic rod;
the first telescopic rod and the second telescopic rod are respectively connected to two ends of the first connecting cylinder in a telescopic mode, and at least part of the first telescopic rod and at least part of the second telescopic rod extend into the first connecting cylinder.
Further, a first internal thread is arranged on the inner wall of the first connecting cylinder;
a first external thread is arranged on the outer peripheral surface of the first telescopic rod and is in fit connection with the first internal thread;
and the outer peripheral surface of the second telescopic rod is provided with second external threads, and the second external threads are matched and connected with the first internal threads.
Further, the first internal thread comprises a first thread part and a second thread part which are respectively arranged at two ends of the first connecting cylinder;
the first thread part is matched with the first external thread, and both the first thread part and the first external thread are left-handed threads;
the second thread part is matched with the second external thread, and both the second thread part and the second external thread are right-handed threads.
Further, the second lock rod comprises a second connecting cylinder, a third telescopic rod and a fourth telescopic rod;
the third telescopic rod and the fourth telescopic rod are respectively connected to two ends of the second connecting cylinder in a telescopic mode, and at least part of the third telescopic rod and the fourth telescopic rod extends into the second connecting cylinder.
Further, a second internal thread is arranged on the inner wall of the second connecting cylinder;
a third external thread is arranged on the peripheral surface of the third telescopic rod and is in fit connection with the second internal thread;
and a fourth external thread is arranged on the peripheral surface of the fourth telescopic rod and is in fit connection with the second internal thread.
Further, the second internal thread comprises a third threaded part and a fourth threaded part which are respectively arranged at two ends of the second connecting cylinder;
the third thread part is matched with the third external thread, and both the third thread part and the third external thread are left-handed threads;
the fourth thread part is matched with the fourth external thread, and both the fourth thread part and the fourth external thread are right-handed threads.
After adopting above-mentioned technical scheme, have following beneficial effect:
according to the mine car locking device, the hook members at the two ends of the first locking rod and the second locking rod are respectively hooked on the two mine car wheels on the same side, and the rotation of the two mine car wheels on the same side is limited through the crossed arrangement of the first locking rod and the second locking rod, so that the locking of a mine car is realized;
first locking lever and second locking lever all set up to the telescopic structure, can adjust according to the distance of two mine car wheels, improve the application scope of mine car locking device.
Drawings
The disclosure of the present application will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
FIG. 1 is a schematic view of the locking device of a mine car according to an embodiment of the present application;
FIG. 2 is a schematic view of the first/second lock lever of an embodiment of the present application;
FIG. 3 is a partial schematic view of the first/second lock lever according to an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a mounting base according to an embodiment of the present application;
fig. 5 is a schematic diagram showing the extension and contraction of the first lock lever/the second lock lever in the embodiment of the present application.
Reference symbol comparison table:
a wheel 100;
first lock lever 01: a first connecting cylinder 11, a first telescopic rod 12, a first external thread 121, a second telescopic rod 13 and a second external thread 131
Second lock lever 02: a second connecting cylinder 21, a third telescopic rod 22, a third external thread 221, a fourth telescopic rod 23 and a fourth external thread 231
A hook member 03;
the mounting seat 04: an arc base 41 and a fixing ring 42;
a rotating shaft 05.
Detailed Description
Embodiments of the present application are further described below with reference to the accompanying drawings.
It is easily understood that according to the technical solutions of the present application, those skilled in the art can substitute various structures and implementations without changing the spirit of the present application. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present application, and should not be construed as limiting or restricting the technical solutions of the present application in their entirety.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Throughout the description of the present application, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The foregoing is to be understood as belonging to the specific meanings in the present application as appropriate to the person of ordinary skill in the art.
The mine car locking device in the embodiment of the application comprises a first locking rod 01 and a second locking rod 02 which are arranged in a crossed mode, wherein hook members 03 used for clamping wheels are arranged at two ends of the first locking rod 01 and the second locking rod 02;
the first lock lever 01 is retractable in a length direction, and a first length locking structure (not shown) for locking the first lock lever 01 to a set length is provided thereon;
the second lock lever 02 is retractable in a length direction, and a second length locking structure (not shown) for locking the second lock lever 02 to a set length is provided thereon.
Specifically, each mine car locking device is used for locking two wheels 100 positioned on the same side of a mine car, and the middle parts of the first locking rod 01 and the second locking rod 02 are connected, so that the first locking rod 01 and the second locking rod 02 are in a crossed state. Two ends of the first lock rod 01 are respectively provided with a hook, and the two hooks 03 are respectively hooked with two wheels 100 on the same side of the mine car; the two hook members 03 at the two ends of the second lock rod 02 also hook the two wheels 100 on the same side of the mine car respectively; because the first lock rod 01 and the second lock rod 02 are in a crossed state, the rotation of the two wheels 100 can be limited, and the mine car can be locked.
Both the first lock lever 01 and the second lock lever 02 are provided in a telescopic structure so as to adjust the length according to the distance between the two wheels 100. After the first lock rod 01 is stretched to a set length, the first lock rod 01 is locked through a first length locking structure, so that the first lock rod 01 cannot stretch continuously under the action force in the length direction; similarly, the second length locking structure is used for locking the length of the second lock rod 02 so that the acting force in the length direction cannot stretch and contract continuously; the first length locking structure and the second length locking structure lock the lengths of the first lock rod 01 and the second lock rod 02, so that the locking stability of the tramcar locking device to wheels is improved.
The mine car locking device of this embodiment through the locking to the mine car wheel, improves the reliability of locking the car, removes the locking to the wheel and need take off mine car locking device from the wheel, can not take place the condition of unexpected car that takes off, and timely mine car receives the striking, because the wheel is locked, can not take place the condition out of control yet.
It should be noted that each car locking device can only lock two wheels located on the same side, generally, the car is provided with at least four wheels, in order to improve the stability of locking, two or more car locking devices can be adopted according to the number of the wheels, and two car locking devices can be installed on one wheel at the same time if necessary.
In one embodiment, the first lock lever 01 and the second lock lever 02 are rotatably coupled so that an angle between the first lock lever 01 and the second lock lever 02 can be adjusted according to the size of a wheel.
Specifically, as shown in fig. 3 and 4, the first lock lever 01 and the second lock lever 02 are rotatably connected by a connecting means;
the connecting device comprises two mounting seats 04 which are rotatably connected, and a first locking rod 01 and a second locking rod 02 are respectively mounted on the two mounting seats 04.
The middle position of the first lock rod 01 is arranged on one mounting seat 04, and the middle position of the second lock rod 02 is arranged on the other mounting seat 04, and the first lock rod and the second lock rod can be detachably connected or fixedly connected.
The angle adjustment between the first lock rod 01 and the second lock rod 02 is realized by arranging the mounting seat 04, so that the direct connection between the first lock rod 01 and the second lock rod 02 is avoided, and the extension and retraction of the first lock rod 01 and the second lock rod 02 are not influenced; meanwhile, the mine car locking device is disassembled into three parts for assembly, and replacement is convenient when one part of the structure is damaged.
As shown in fig. 4, each mounting seat 04 includes an arc-shaped base 41 and two fixing rings 42 for hooping outside the first locking bar 01 or the second locking bar 02, and the two fixing rings 42 are disposed at both ends of the arc-shaped base 41;
the arc-shaped bases 41 of the two mounting seats 04 are rotatably connected through a rotating shaft 05.
Specifically, the arc of the arc base 41 is set according to the arc of the outer circumferential surface of the first lock lever 01 or the second lock lever 02, so that the arc base 41 can be closely attached to the outer circumferential surface of the first lock lever 01 or the second lock lever 02 to improve the installation strength.
The two fixing rings 42 are disposed at both ends of the arc base 41 in the axial direction, and the two fixing rings 42 are disposed coaxially with the arc base 41. The fixing ring 42 is provided with an opening, and after the fixing ring 42 is opened at the opening and hooped on the first locking bar 01 or the second locking bar 02, the opening is locked.
The pivot 05 is connected on arc base 41, and the back of the arc base 41 of two mount pads 04 sets up relatively, and pivot 05 sets up along arc base 41 radially (radial when first locking lever 01/second locking lever 02 installs on arc base 41 promptly), and pivot 05 is connected on two arc bases 41, and two arc bases 41 revolute the rotation of pivot 05 and can adjust the angle between two mount pads 05.
A rubber ring can be arranged between the rotating shaft 05 and the arc-shaped base 41 to increase the rotating friction force of the arc-shaped base 41 and the rotating shaft 05, so that the relative angle of the mounting seat 04 can be locked.
In one embodiment, as shown in fig. 2 and 3, the first lock rod 01 comprises a first connecting cylinder 11, a first telescopic rod 12 and a second telescopic rod 13;
the first telescopic rod 12 and the second telescopic rod 13 are respectively connected to two ends of the first connecting cylinder 11 in a telescopic manner, and the first telescopic rod 12 and the second telescopic rod 13 at least partially extend into the first connecting cylinder 11.
Specifically, the first lock lever 01 changes the overall length by extending and retracting the first extendable rod 12 with respect to the first connecting cylinder 11 and by extending and retracting the second extendable rod 13 with respect to the first connecting cylinder 11. The arrangement of the symmetrical structure of the first lock rod 01 ensures that the locking force of the first lock rod 01 to the two wheels 100 is the same, and the balance of the whole structure and the whole stress is realized.
Specifically, the inner wall of the first connecting cylinder 11 is provided with a first internal thread (not shown);
a first external thread 121 is arranged on the outer peripheral surface of the first telescopic rod 12 and is connected with the first internal thread in a matching manner;
the outer peripheral surface of the second telescopic rod 13 is provided with a second external thread 131, and the second external thread is connected with the first internal thread in a matching way.
First connecting cylinder 11 passes through threaded connection with first telescopic link 12 and second telescopic link 13, then through the relative rotation between first connecting cylinder 11 and first telescopic link 12 and the second telescopic link 13, can adjust the length that first telescopic link 12 and second telescopic link 13 stretched into first connecting cylinder 11 to the length that realizes first lock lever 01 is flexible.
Meanwhile, the first female screw, the first male screw 121, and the second male screw 131 in the present embodiment correspond to the first length locking structure in the foregoing embodiment, and can lock the first lock lever 01 at any length without continuing to expand or contract due to a force in the length direction.
In one embodiment, the first internal thread includes a first threaded portion and a second threaded portion respectively provided at both ends of the first connecting cylinder 11;
the first threaded portion is matched with the first external thread 121, and both the first threaded portion and the first external thread are left-handed threads;
the second threaded portion mates with the second external thread 131, both right-hand threads.
Specifically, as shown in fig. 5, when the first screw portion and the first male screw 121 are opposite to the second screw portion and the second male screw 131, the first connecting tube 11 is screwed in the arrow a direction, and the first telescopic rod 12 and the second telescopic rod 13 are retracted into the first connecting tube 11 at the same time. The extension lengths of the first telescopic rod 12 and the second telescopic rod 13 can be adjusted at the same time only by screwing the first connecting cylinder 11.
Preferably, if the first thread portion and the first external thread have the same thread pitch as the second thread portion and the second external thread, the extension lengths of the first telescopic rod 12 and the second telescopic rod 13 can be controlled to be the same, so that the first lock rod 01 is always kept in a symmetrical state.
In one embodiment, as shown in fig. 2, 3 and 5, the second lock lever 02 includes a second connecting cylinder 21, a third telescopic rod 22 and a fourth telescopic rod 23;
the third telescopic rod 22 and the fourth telescopic rod 23 are respectively connected to two ends of the second connecting cylinder 21 in a telescopic manner, and the third telescopic rod 22 and the fourth telescopic rod 23 at least partially extend into the second connecting cylinder 21.
Further, the inner wall of the second connecting cylinder 21 is provided with a second internal thread (not shown);
a third external thread 221 is arranged on the outer peripheral surface of the third telescopic rod 22, and the third external thread 221 is connected with the second internal thread in a matching manner;
the outer peripheral surface of the fourth telescopic rod 23 is provided with a fourth external thread 231, and the fourth external thread 231 is connected with the second internal thread in a matching way.
Further, the second internal thread includes a third thread portion and a fourth thread portion provided at both ends of the second connecting cylinder 21, respectively;
the third thread part is matched with the third external thread 221, and both the third thread part and the third external thread are left-handed threads;
the fourth threaded portion mates with the fourth external thread 231, both of which are right-hand threads.
It should be noted that the structure of the second lock lever 02 is the same as that of the first lock lever 01, and the technical effects thereof refer to the technical effects of the first lock lever 02 in the foregoing embodiments, which are not described herein again.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
What has been described above is merely the principles and preferred embodiments of the present application. It should be noted that, for those skilled in the art, the embodiments obtained by appropriately combining the technical solutions respectively disclosed in the different embodiments are also included in the technical scope of the present invention, and several other modifications may be made on the basis of the principle of the present application and should be regarded as the protective scope of the present application.
Claims (10)
1. The mine car locking device is characterized by comprising a first locking rod and a second locking rod which are arranged in a crossed mode, wherein hook pieces used for being clamped into wheels are arranged at two ends of the first locking rod and the second locking rod;
the first lock rod is telescopic in the length direction and is provided with a first length locking structure for locking the first lock rod to a set length;
the second lock rod is telescopic in the length direction, and a second length locking structure used for locking the second lock rod to a set length is arranged on the second lock rod.
2. The mine car locking apparatus of claim 1, wherein the first locking bar and the second locking bar are rotatably coupled.
3. The mine car locking apparatus of claim 2, wherein the first locking bar and the second locking bar are rotatably connected by a connecting means;
the connecting device comprises two mounting seats which are rotatably connected, and the first locking rod and the second locking rod are respectively mounted on the two mounting seats.
4. The mine car locking device of claim 3, wherein each mounting seat comprises an arc-shaped base and two fixing rings for hooping outside the first locking rod or the second locking rod, and the two fixing rings are arranged at two ends of the arc-shaped base;
the arc-shaped bases of the two mounting seats are rotatably connected through a rotating shaft.
5. The car locking apparatus of any one of claims 1 to 4, wherein the first lock lever comprises a first connecting cylinder, a first telescopic lever and a second telescopic lever;
the first telescopic rod and the second telescopic rod are respectively connected to two ends of the first connecting cylinder in a telescopic mode, and at least part of the first telescopic rod and at least part of the second telescopic rod extend into the first connecting cylinder.
6. The car locking device of claim 5, wherein the inner wall of the first connecting cylinder is provided with a first internal thread;
a first external thread is arranged on the outer peripheral surface of the first telescopic rod and is in fit connection with the first internal thread;
and the outer peripheral surface of the second telescopic rod is provided with second external threads, and the second external threads are matched and connected with the first internal threads.
7. The car locking apparatus of claim 6, wherein the first internal thread includes a first thread portion and a second thread portion respectively provided at both ends of the first connecting cylinder;
the first thread part is matched with the first external thread, and both the first thread part and the first external thread are left-handed threads;
the second thread part is matched with the second external thread, and both the second thread part and the second external thread are right-handed threads.
8. The mine car locking device of any one of claims 1 to 4, wherein the second locking bar comprises a second connecting cylinder, a third telescopic rod and a fourth telescopic rod;
the third telescopic rod and the fourth telescopic rod are respectively connected to two ends of the second connecting cylinder in a telescopic mode, and at least part of the third telescopic rod and the fourth telescopic rod extends into the second connecting cylinder.
9. The car locking apparatus of claim 8, wherein the inner wall of the second connector barrel is provided with a second internal thread;
a third external thread is arranged on the peripheral surface of the third telescopic rod and is in fit connection with the second internal thread;
and a fourth external thread is arranged on the peripheral surface of the fourth telescopic rod and is in fit connection with the second internal thread.
10. The car locking apparatus of claim 9, wherein the second internal threads include a third threaded portion and a fourth threaded portion disposed at opposite ends of the second connector barrel, respectively;
the third thread part is matched with the third external thread, and both the third thread part and the third external thread are left-handed threads;
the fourth thread part is matched with the fourth external thread, and both the fourth thread part and the fourth external thread are right-handed threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220728057.3U CN217170687U (en) | 2022-03-30 | 2022-03-30 | Mine car locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220728057.3U CN217170687U (en) | 2022-03-30 | 2022-03-30 | Mine car locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217170687U true CN217170687U (en) | 2022-08-12 |
Family
ID=82746149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220728057.3U Active CN217170687U (en) | 2022-03-30 | 2022-03-30 | Mine car locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217170687U (en) |
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2022
- 2022-03-30 CN CN202220728057.3U patent/CN217170687U/en active Active
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