Anti-tripping device for mine car bolt

Abstract

The utility model belongs to the technical field of mine car accessories, and discloses a mine car bolt tripping prevention device which comprises a fixing piece, an inserting groove is formed in the fixing piece, a top hole is vertically formed in the top of the fixing piece, a bottom hole is vertically formed in the bottom of the fixing piece, a pluggable limiting piece is installed between the top hole and the bottom hole, and a limiting groove is formed in the circumferential face of the fixing piece. A limiting groove is formed in the top hole of the mine car, a side rod matched with the limiting groove is fixedly connected to the circumferential face of the limiting piece, the limiting groove comprises a transverse groove body and a longitudinal groove body, and the longitudinal groove body is communicated with the transverse groove body, and the limiting piece and the limiting groove body are arranged, so that when the limiting piece is inserted among the top hole, the mine car connecting position and the bottom hole, the side rod on the limiting piece is clamped with the vertical groove body, and the limiting piece is rotated; the side rods are transversely rotated until the side rods rotate into the transverse grooves, then the mine car is connected, the situation that the limiting pieces fall off when the mine car runs is avoided, operation is easy and convenient when the mine car is connected, the running stability of the mine car is improved, and the probability of potential safety hazards is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mine car accessories, and particularly relates to a mine car bolt anti-jumping device. BACKGROUND

[0002] In mine transportation operation, mine cars are indispensable transportation equipment, in order to let multiple mine cars can move synchronously, will connect multiple mine cars in turn, then inserts the mine car bolt into the mine car connecting place, thereby lets the mine car connection, makes the mine car coupling and forms the train, is hauled on the track by the locomotive or hoist winch. However, in the complex transportation environment and frequent vibration, the mine car connecting bolt is easy to jump, this not only can cause the unstable operation of train, even can cause serious safety accidents, at present, although there are some anti-jumping devices on the market, but most of them have the problems of complicated operation, poor stability, high safety hidden danger. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing a mine car bolt anti-jumping device to solve the problems in the above background.

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a mine car bolt anti-jumping device, including the fixed connection on the fixed part of mine car, the fixed part is formed on the fixed part and is inserted into the slot for the mine car, and the top of fixed part is vertically provided with top hole, the bottom of fixed part is vertically provided with bottom hole, the limit piece of plug -in is installed between top hole and bottom hole, the slot is between bottom hole and top hole, and the circumferential surface of fixed part is provided with limit slot, the circumferential surface of limit piece is fixedly connected with the side rod matched with limit slot, the limit slot includes the horizontal slot horizontally set and the longitudinal slot vertically set with horizontal plane, the longitudinal slot is communicated with horizontal slot, and the longitudinal slot is above horizontal slot, and one end of longitudinal slot away from horizontal slot is open.

[0005] Preferably, the outer side of the fixed part is symmetrically fixedly connected with two side plates, two side plates are respectively above and below horizontal slot, and one side of two side plates opposite to each other is fixedly connected with spring, the movable stop rod is installed on the side plate, and the connecting plate is fixedly connected between the spring and the stop rod.

[0006] Preferably, the fixed part includes the base plate, the bottom of the base plate is fixedly connected with the chassis, the slot is horizontally set on the chassis, and the bottom hole is set on the bottom of the chassis, the connecting pipe is fixedly connected on the top of the base plate, the top hole is set on the top of the connecting pipe, and the limit slot is set on the circumferential surface of the connecting pipe.

[0007] Preferably, the limit piece includes the limit head, the bottom of the limit head is fixedly connected with the bolt, and the side rod is fixedly connected on one side of the bolt.

[0008] Preferably, the top of the limiting head is fixedly connected with a pull ring, and a pull hole is formed in the pull ring.

[0009] Preferably, the connecting piece further comprises a base, one side of the base is fixedly connected with a steel wire rope, and a free end of the steel wire rope is fixedly connected with a connecting ring.

[0010] Preferably, the connecting piece further comprises a base, one side of the base is fixedly connected with a steel wire rope, and a free end of the steel wire rope is fixedly connected with a connecting ring.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] (1) the utility model discloses a limiting piece and a limiting groove are arranged, when the limiting piece is inserted between the top hole, the mine car connecting portion and the bottom hole, the side rod on the limiting piece is clamped with the vertical slot, the limiting piece is rotated, the side rod is transversely rotated until the side rod is rotated into the horizontal slot, the mine car is connected, the limiting piece is prevented from falling when the mine car runs, the operation is simple when the mine car is connected, the stability of the mine car when running is improved, and the probability of safety hidden danger is reduced.

[0013] (2) when the side rod is clamped with the limiting groove, the utility model discloses that the side edge supports the spring, the connecting plate is supported by the spring, the stop rod is supported by the connecting plate, the stop rod blocks the side rod, the side rod is prevented from accidentally falling from the limiting groove, the stability of the mine car when running is further improved, and the probability of safety hidden danger is further reduced. DRAWINGS

[0014] Figure 1 It is one of the utility model's perspective drawings;

[0015] Figure 2 It is the second perspective drawing of the utility model;

[0016] Figure 3 It is the perspective drawing of the connecting piece of the utility model

[0017] Figure 4 It is the perspective drawing of the limiting piece of the utility model;

[0018] Figure 5 It is the perspective drawing of the fixed piece of the utility model;

[0019] Figure 6 It is Figure 5 It is the enlarged view of A part in the middle;

[0020] In the figure: 1, connecting piece; 11, base; 12, steel wire rope; 13, connecting ring; 2, limiting piece; 21, limiting head; 22, pull ring; 23, side rod; 24, bolt; 3, fixing piece; 31, base plate; 32, bottom frame; 33, insertion slot; 34, bottom hole; 35, connecting pipe; 36, top hole; 37, limiting groove; 38, side plate; 39, connecting plate; 310, blocking rod; 311, spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-6 The utility model provides the following technical scheme:

[0023] A mine car bolt anti-jumping device, including the fixed connection on the mine car fixed part 3, the fixed part 33 is formed for the mine car insertion insertion slot, and the top vertical of fixed part 3 is provided with top hole 36, and the bottom vertical of fixed part 3 is provided with bottom hole 34, and the insertion of limiting piece 2 is installed between top hole 36 and bottom hole 34, and insertion slot 33 is between top hole 36 and bottom hole 34, and the circumferential surface of fixed part 3 is provided with limiting groove 37, the circumferential surface of limiting piece 2 is fixedly connected with the side rod 23 matched with limiting groove 37, limiting groove 37 includes the horizontal transverse slot and the vertical horizontal plane longitudinal groove, the longitudinal groove is communicated with the transverse slot, and the longitudinal groove is above the transverse slot, and the end of longitudinal groove away from the transverse slot is open.

[0024] Through the above technical scheme, when the personnel need to connect the mine car, the fixed part 3 is fixed on the mine car, and then the connecting part of another mine car is inserted into the insertion slot 33 on the fixed part 3, the limiting piece 2 is taken, the limiting piece 2 is inserted between the bottom hole 34 and the top hole 36, so that the limiting piece 2 is inserted between the fixed part 3 and the connecting part of the mine car, and when the limiting piece 2 is inserted from the top hole 36, the limiting piece 2 is inserted into the limiting groove 37, so that the side rod 23 on the limiting piece 2 enters the longitudinal groove, when the side rod 23 moves to the bottom of the longitudinal groove, the limiting piece 2 is rotated, the side rod 23 is rotated along the transverse slot, and the position of the limiting piece 2 is fixed, so that the limiting piece 2 is prevented from falling off accidentally, thereby improving the stability of the mine car during driving.

[0025] When the limiting piece 2 is inserted between the bottom hole 34 and the top hole 36, in order to further reduce the probability of falling off of the limiting piece 2, Figure 1 , Figure 2 ,Figure 5 and Figure 6 As shown in FIG. 38, the outer side of the fixing member 3 is symmetrically fixedly connected with two side plates 38, the two side plates 38 are respectively above and below the transverse groove, and the side opposite to the two side plates 38 is fixedly connected with a spring 311, a movable stop rod 310 is installed on the side plate 38, and the spring 311 and the stop rod 310 are fixedly connected with a connecting plate 39.

[0026] In the embodiment, when the personnel rotates the limiting member 2, the limiting member 2 drives the side rod 23 to rotate together until the side rod 23 contacts the stop rod 310, and the limiting member 2 is continuously rotated to move the stop rod 310 to the other side of the stop rod 310, the spring 311 is abutted and supported on the connecting plate 39, the connecting plate 39 supports the stop rod 310, and the stop rod 310 blocks the side rod 23, so as to limit the position of the limiting member 2, further reduce the falling probability of the limiting member 2, and further improve the stability of the mine car during operation.

[0027] Specifically, in an embodiment, regarding the above-mentioned fixing member 3, as shown in Figure 1 , Figure 2 , Figure 5 and Figure 6 , the fixing member 3 comprises a base plate 31, the bottom of the base plate 31 is fixedly connected with a bottom frame 32, a slot 33 is horizontally arranged on the bottom frame 32, a bottom hole 34 is arranged on the bottom of the bottom frame 32, the top of the base plate 31 is fixedly connected with a connecting pipe 35, a top hole 36 is arranged on the top of the connecting pipe 35, and a limiting groove 37 is arranged on the circumferential surface of the connecting pipe 35.

[0028] In the embodiment, when the personnel needs to install the device, the base plate 31 is welded to the mine car, after the base plate 31 is welded, the bottom frame 32 and the connecting pipe 35 are supported by the base plate 31, then the connecting part of another mine car is inserted into the slot 33 on the bottom frame 32, one end of the limiting member 2 is inserted into the top hole 36 on the connecting pipe 35, the side rod 23 on the limiting member 2 is clamped into the limiting groove 37, and the limiting member 2 is inserted between the connecting part of the mine car and the bottom hole 34, and the limiting member 2 is rotated to make the side rod 23 clamped into the limiting groove 37.

[0029] In addition, in the utility model, regarding the above-mentioned limiting member 2, as shown in Figure 1 , Figure 2 and Figure 4 , the limiting member 2 comprises a limiting head 21, the bottom of the limiting head 21 is fixedly connected with a latch 24, and the side rod 23 is fixedly connected to one side of the latch 24.

[0030] In this embodiment, when personnel need to install the limiting member 2, the pin 24 is inserted into the top hole 36 at the top of the connecting pipe 35, and the limiting head 21 cooperates with it. The side rod 23 on the pin 24 is engaged in the limiting groove 37, and the pin 24 is inserted between the mine car connection and the bottom hole 34. The pin 24 is rotated to engage the side rod 23 with the limiting groove 37, so that the pin 24 is connected to the mine car connection, the base plate 31 and the base frame 32.

[0031] When personnel need to pull the latch 24, in order to make the latch 24 easy to pull, such as Figure 4 As shown, a pull ring 22 is fixedly connected to the top of the limiting head 21, and a pull hole is provided on the pull ring 22.

[0032] To prevent the pin 24 from being lost, such as Figures 1-3 As shown, the device also includes a connector 1 on the mine car, the free end of which is connected to a pull ring 22.

[0033] Specifically, in one embodiment, regarding the aforementioned connector 1, as... Figure 3 As shown, the connector 1 includes a base 11, a steel wire rope 12 is fixedly connected to one side of the base 11, and a connecting ring 13 is fixedly connected to the free end of the steel wire rope 12.

[0034] In this embodiment, the base 11 is welded to the mine car, the base 11 supports the wire rope 12, the wire rope 12 supports the connecting ring 13, and the connecting ring 13 is connected to the pull ring 22 to prevent the pin 24 from being lost.

[0035] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A mine car latch anti-kickout device characterized by: The utility model provides a fixed connection on the ore car fixed part (3), form the slot (33) of ore car insertion on fixed part (3), and the top vertical of fixed part (3) is provided with top hole (36), the bottom vertical of fixed part (3) is provided with bottom hole (34), and the plug -in limiting part (2) of top hole (36) and bottom hole (34) between installation is inserted, the slot (33) is between bottom hole (34) and top hole (36), and the circumferential surface of fixed part (3) is provided with limiting groove (37), the circumferential surface of limiting part (2) is fixedly connected with the side rod (23) of limiting groove (37) matching, the limiting groove (37) includes the horizontal transverse groove of setting and the longitudinal groove of setting perpendicular to horizontal plane, the longitudinal groove is communicated with transverse groove, and the longitudinal groove is above transverse groove, and the longitudinal groove is open away from the one end of transverse groove.

2. A mine car latch anti-kickout device as defined in claim 1 wherein: The outer side of fixed part (3) is fixedly connected with two side plates (38) symmetrically, and the two side plates (38) are above and below transverse groove respectively, and the side opposite to two side plates (38) is fixedly connected with spring (311) respectively, the side plate (38) is installed with movable baffle rod (310), and the spring (311) is fixedly connected with connecting plate (39) between baffle rod (310).

3. A mine car latch anti-kickout device as defined in claim 1 or 2, wherein: The fixed part (3) includes base plate (31), the bottom of base plate (31) is fixedly connected with chassis (32), the slot (33) is horizontally set up on chassis (32), the bottom hole (34) is set up on the bottom of chassis (32), the top of base plate (31) is fixedly connected with connecting pipe (35), the top hole (36) is set up on the top of connecting pipe (35), and the limiting groove (37) is set up on the circumferential surface of connecting pipe (35).

4. A mine car latch anti-kickout device as defined in claim 1 or 2, wherein: The limiting part (2) includes limiting head (21), the bottom of limiting head (21) is fixedly connected with bolt (24), and the side rod (23) is fixedly connected to one side of bolt (24).

5. A mine car latch anti-kickout device as defined in claim 4, wherein: The top of limiting head (21) is fixedly connected with pull ring (22), and the pull hole is set up on pull ring (22).

6. A mine car latch anti-kickout device as defined in claim 5 wherein: Still include the connecting piece (1) on ore car, and the free end of connecting piece (1) is connected with pull ring (22).

7. A mine car latch anti-kickout device as defined in claim 6 wherein: The connecting piece (1) includes base (11), one side of base (11) is fixedly connected with steel wire rope (12), and the free end of steel wire rope (12) is fixedly connected with connecting ring (13).

Images