CN211225991U

CN211225991U - Automatic locking device for coal mine vertical shaft railway

Info

Publication number: CN211225991U
Application number: CN201922320917.0U
Authority: CN
Inventors: 范利; 刘成涛; 张�林; 刘波; 王祥军
Original assignee: Shandong Xinchazhuang Mining Co ltd
Current assignee: Shandong Luchuang Energy Technology Co.,Ltd.
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-11
Anticipated expiration: 2029-12-19

Abstract

The automatic locking device for the underground railway of the coal mine vertical shaft is used for conveniently loading and unloading the light rail so as to be convenient for hoisting the light rail. Automatic locking device of railway in colliery vertical shaft includes: the lifting hook comprises a lifting hook body, wherein a hook is arranged on the lifting hook body; the clamping rods are a pair fixed on the hook body; the locking piece, the locking piece activity sets up on the lifting hook main part, is equipped with on the supporting rod and supplies the male perforation of locking piece. The utility model provides an automatic locking device of colliery vertical shaft railway in pit, simple structure, convenient to use. When the light rail hook is used, one end of the light rail is arranged between the two clamping rods, and then the light rail is hooked through the locking piece to realize the relative fixation of the light rail and the hook main body. The light rail can then be hoisted into the shaft by a hoisting machine. When the light rail is unloaded, the locking piece only needs to be pulled out of the light rail.

Description

Automatic locking device for coal mine vertical shaft railway

Technical Field

The utility model belongs to the technical field of the light rail transportation technique in the colliery vertical shaft and specifically relates to a colliery vertical shaft is railway from dynamic lock catch device down.

Background

In the underground coal mine, a railway needs to be laid to provide guarantee for the movement of a mine car. The railway is composed of light rails, and the light rails need to be transferred into a coal mine through a vertical shaft before being laid. Therefore, an automatic locking and buckling device for a coal mine vertical shaft railway is needed, and is used for loading and unloading light rails.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery vertical shaft is railway from dynamic lock catch device in pit for the convenience loads and unloads the light rail, and then lifts by crane of the light rail of being convenient for.

The utility model provides a technical scheme that its technical problem adopted is: colliery vertical shaft is railway from dynamic locking device in pit, characterized by, it includes:

the lifting hook comprises a lifting hook body, wherein a hook is arranged on the lifting hook body;

the clamping rods are a pair fixed on the hook body;

the locking piece, the locking piece activity sets up on the lifting hook main part, is equipped with on the supporting rod and supplies the male perforation of locking piece.

Further, the locking piece is the straight-bar, locking pole and actuating lever fixed connection, actuating lever and lifting hook main part sliding connection are fixed with first fixed plate in the lifting hook main part, are fixed with first fly leaf on the actuating lever, are equipped with first spring between first fixed plate and first fly leaf, and the locking pole stretches into in the perforation on the supporting rod under the effect of first spring.

Further, the driving rod is of an L-shaped structure.

Further, still include the hasp, the hasp is "U" shape structure, and the both ends and the lifting hook main part of hasp are articulated to be connected, realize spacing to the actuating lever when hasp and actuating lever contact.

Furthermore, the locking piece is "C" shape structure, and the locking piece rotates with the lifting hook main part to be connected, is equipped with locking mechanism in the lifting hook main part, realizes fixing the locking piece under locking mechanism's effect.

Furthermore, the locking mechanism comprises a knob which rotates with the hook main body, a second fixed plate which is fixed in the hook main body, a second movable plate which is arranged above the second fixed plate, an inserted rod which is fixed on the second movable plate and is in sliding connection with the second fixed plate, and a second spring which is arranged between the second fixed plate and the second movable plate, wherein the upper end of the inserted rod is always contacted with the bottom of the knob under the action of the second spring, a groove is formed in the bottom of the knob, and the bottom of the inserted rod is moved out of a locking hole in the locking piece when the top of the inserted rod is arranged in the groove; when the top of the inserted link moves out of the groove, the bottom of the inserted link is inserted into the locking hole on the locking piece.

Furthermore, a rotating shaft which is rotatably connected with the hook main body is arranged at the bottom of the knob.

Further, be equipped with at least three supporting shoe in the lifting hook main part, be equipped with a supporting shoe in the locking piece inboard, be equipped with two supporting shoes in the locking piece outside, the supporting shoe contacts with the locking piece all the time.

The utility model has the advantages that: the utility model provides an automatic locking device of colliery vertical shaft railway in pit, simple structure, convenient to use. When the light rail hook is used, one end of the light rail is arranged between the two clamping rods, and then the light rail is hooked through the locking piece to realize the relative fixation of the light rail and the hook main body. The light rail can then be hoisted into the shaft by a hoisting machine. When the light rail is unloaded, the locking piece only needs to be pulled out of the light rail.

Drawings

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

FIG. 2 is a schematic view of the clamping lever and the locking member of FIG. 1 assembled together;

FIG. 3 is a schematic view of the locking member of FIG. 2 shown removed from between the clamping levers;

fig. 4 is a schematic view of a first embodiment of the present invention in a use state;

fig. 5 is a schematic front view of a second embodiment of the present invention;

FIG. 6 is a schematic front view of the locking mechanism;

FIG. 7 is a schematic bottom view of the locking mechanism;

fig. 8 is a position diagram of the second embodiment of the present invention before the locking member catches the light rail;

fig. 9 is a schematic view of a third embodiment of the present invention;

FIG. 10 is a schematic view of the latch member of FIG. 9 rotated 90 degrees;

FIG. 11 is a schematic diagram illustrating actuation of the latch according to the fourth embodiment;

in the figure: 1 hook body, 11 bolts, 12 supporting blocks, 2 hooks, 3 clamping rods, 31 through holes, 4 locking pieces, 41 driving rods, 42 first fixing plates, 43 first movable plates, 44 first springs, 45 gaps, 46 locking holes, 5 latches, 6 knobs, 61 rotating shafts, 62 second fixing plates, 63 insertion rods, 64 second movable plates, 65 second springs, 66 hemispheres, 67 grooves, 7 gears and 8 light rails.

Detailed Description

As shown in fig. 1 to 4, an embodiment of the present invention includes a hook body 1, a hook 2, a clamping rod 3, a locking member 4 and a lock catch 5, and the first embodiment of the present invention is described in detail below with reference to the drawings.

As shown in fig. 1, the hook body 1 is a block-shaped metal member, and a hook 2 is provided on the hook body, and the hook can be fixedly connected with the hook body or rotatably connected with the hook body. Two clamping rods 3 are fixed on the lifting hook body, the clamping rods are rod-shaped metal pieces, and the clamping rods are welded and fixed with the lifting hook body. As shown in fig. 2, a through hole 31 is provided at the free end of the clamping bar. Be equipped with locking piece 4 between two holding rods, as shown in fig. 2, fig. 3, the locking piece is the metal pole, the first end of locking piece is used for stretching into in the perforation on the holding rod, second end at the locking piece is fixed with actuating lever 41, the actuating lever is the metal pole of "L" shape, the first end and the locking pole fixed connection of actuating lever, the second end of actuating lever stretches into in the lifting hook main part, be fixed with first fixed plate 42 in the lifting hook main part, second end at the actuating lever still is fixed with first fly leaf 43, be equipped with first spring 44 between first fixed plate and first fly leaf, the first end of locking piece stretches into in the perforation of holding rod under the effect of first spring, the first end of locking piece is arranged in between two holding rods one section this moment. When the driving lever is pulled to the right, as shown in fig. 3, the first end of the locking member is moved out from between the clamping levers against the elastic force of the first spring. In order to ensure that the locking member does not break away from the clamping rod when extending into the clamping rod, the hook body is provided with a lock catch 5, as shown in fig. 1, the lock catch is a U-shaped metal member, two ends of the lock catch are connected with the hook body through bolts 11, and the lock catch can swing relative to the hook body. After the middle part of the lock catch is contacted with the driving rod, the driving rod can be positioned, and the locking piece penetrates into the clamping rod at the moment.

As shown in fig. 4, in use, the driving rod is firstly moved to the side far away from the clamping rod, so that the locking piece is separated from the clamping rod; then, one end of the light rail 8 is stretched into the space between the two clamping rods, the round hole in the light rail is aligned with the through hole, then the driving rod is loosened, and at the moment, the locking piece stretches into the clamping rods and the light rail under the action of the first spring, so that the light rail is fixed. And finally, the driving rod is locked by breaking the lock catch.

As shown in fig. 5, the second embodiment of the present invention is a schematic structural diagram, which includes a hook body 1, a hook 2 and a clamping rod 3, and the assembly method between the hook body and the hook, and between the hook body and the clamping rod is the same as that of the first embodiment. The locking member 4 in this embodiment is different from the corresponding components in the first embodiment, and the locking member in this embodiment is a metal member having a "C" shaped structure, and can be obtained by cutting a complete circular ring. The locking member is provided with a notch 45 for accommodating the insertion of the light rail. The lifting hook is characterized in that supporting blocks 12 are arranged in the lifting hook main body, at least three supporting blocks are arranged, as shown in fig. 11, the supporting blocks are in contact with the locking piece, one of the supporting blocks is arranged on the inner side of the locking piece, and the other two supporting blocks are arranged on the outer side of the locking piece. The supporting of the locking piece is realized through the supporting block, so that the locking piece is ensured to rotate around the axis of the locking piece. The circumference of the locking piece is always penetrated through the through hole. The hook body is provided with a locking mechanism, as shown in fig. 6 and 7, the locking mechanism includes a knob 6 rotating with the hook body, a second fixed plate 62 fixed in the hook body, a second movable plate 64 disposed above the second fixed plate, an inserted rod 63 fixed on the second movable plate and slidably connected with the second fixed plate, and a second spring 65 disposed between the second fixed plate and the second movable plate, and an upper end of the inserted rod is always in contact with a bottom of the knob under the action of the second spring. The upper end and the lower end of the inserted link are both hemispheric 66, the bottom of the knob is provided with an arc-shaped groove 67, and the bottom of the groove is a spiral surface. The rotating bottom is provided with a rotating shaft 61, and the knob is rotatably connected with the hook main body through the rotating shaft. When the knob is rotated, the knob can be driven to rotate relative to the inserted link, and when the top of the inserted link is in contact with the bottom of the knob except the groove, the inserted link is arranged at the lowest position. And rotating the knob to enable the inserted bar to move upwards when the top of the inserted bar extends into the groove, and enabling the inserted bar to be arranged at the highest position when the top of the inserted bar is in contact with the lowest point of the groove. Be equipped with locking hole 46 on the locking piece, when the inserted bar bottom stretched into in the locking hole, locking piece and lifting hook main part relatively fixed. The knob is rotated, so that the top of the inserted bar is arranged in the groove until the bottom of the inserted bar is moved out of the locking hole, and the locking piece can rotate relative to the hook body. As shown in fig. 8, when the light rail is hung, the rotary knob makes the bottom of the inserted rod extend out of the locking hole, then the rotary locking piece makes the notch arranged between the two clamping rods, then one end of the light rail is arranged between the two clamping rods, then the rotary locking piece makes the locking piece sleeved on the light rail, and finally the rotary knob is rotated, so that the top of the inserted rod is moved out of the groove, and at the moment, the bottom of the inserted rod is pushed into the locking hole under the action of the second spring to realize locking and fixing of the locking rod.

As shown in fig. 9 to 10, a third embodiment of the present invention is a schematic view of a third embodiment of the present invention, and the third embodiment differs from the second embodiment in the size and the relative position of the locking member, the outer diameter of the locking member in the third embodiment is smaller than the outer diameter of the locking member in the second embodiment, the center of circle of the locking member in the third embodiment is located at the lower portion of the hook body, and the center of circle of the locking member in the second embodiment is located at the middle portion of the hook body. The whole locking device is small in size and light in weight.

As shown in fig. 11, which is a schematic view of the fourth embodiment of the present invention, the supporting manner of the locking member in the second to fourth embodiments is the same, and the locking member is supported by the supporting block. The fourth embodiment of the locking mechanism is different from the second embodiment in that the locking mechanism includes a knob rotatably connected to the hook body and a gear 7 coaxially disposed with the knob, and the gear is engaged with an outer wall of the locking member. The rotary knob can drive the rotation of the locking piece, the damping piece is arranged between the rotary knob and the lifting hook main body, the rotary knob and the lifting hook main body cannot rotate automatically under the action of the damping piece, and therefore the lifting hook main body and the locking piece are ensured to be fixed relatively. In the use method of the fourth embodiment, the knob is rotated to place the gap between the clamping rods, then one end of the light rail is placed between the two clamping rods, and then the knob is rotated again to enable the locking piece to penetrate into the light rail, so that the light rail can be fixed.

Claims

1. Colliery vertical shaft is railway from dynamic locking device in pit, characterized by, it includes:

the clamping rods are a pair fixed on the hook body;

2. The automatic locking device for the coal mine vertical shaft railway as claimed in claim 1, wherein the locking member is a straight rod, the locking rod is fixedly connected with a driving rod, the driving rod is slidably connected with the hook body, a first fixed plate is fixed on the hook body, a first movable plate is fixed on the driving rod, a first spring is arranged between the first fixed plate and the first movable plate, and the locking rod extends into the through hole on the clamping rod under the action of the first spring.

3. The automatic locking device for the coal mine vertical shaft railway as claimed in claim 2, wherein the driving rod is of an L-shaped structure.

4. The automatic locking device for the coal mine vertical shaft underground railway as claimed in claim 3, further comprising a lock catch, wherein the lock catch is of a U-shaped structure, two ends of the lock catch are hinged with the hook main body, and the lock catch is contacted with the driving rod to limit the driving rod.

5. The automatic locking device for the coal mine vertical shaft railway as claimed in claim 1, wherein the locking piece is of a C-shaped structure, the locking piece is rotatably connected with the hook body, a locking mechanism is arranged on the hook body, and the locking piece is fixed under the action of the locking mechanism.

6. The automatic locking device for the coal mine vertical shaft railway as claimed in claim 5, wherein the locking mechanism comprises a knob rotating with the hook body, a second fixed plate fixed in the hook body, a second movable plate arranged above the second fixed plate, an inserted rod fixed on the second movable plate and connected with the second fixed plate in a sliding manner, and a second spring arranged between the second fixed plate and the second movable plate, the upper end of the inserted rod is always contacted with the bottom of the knob under the action of the second spring, a groove is arranged at the bottom of the knob, and the bottom of the inserted rod is moved out of a locking hole on the locking piece when the top of the inserted rod is arranged in the groove; when the top of the inserted link moves out of the groove, the bottom of the inserted link is inserted into the locking hole on the locking piece.

7. The automatic locking device for the coal mine vertical shaft railway as claimed in claim 6, wherein a rotating shaft rotatably connected with the hook body is provided at the bottom of the knob.

8. The automatic locking device for the coal mine vertical shaft railway as claimed in claim 7, wherein at least three support blocks are provided in the hook body, one support block is provided inside the locking member, two support blocks are provided outside the locking member, and the support blocks are always in contact with the locking member.