CN108657147B - Mining pneumatic car arrester - Google Patents

Abstract

The invention discloses a novel mining pneumatic car arrester, which comprises a base plate, a rotating rod and a car arresting ring, wherein positioning plates are fixed on the left side and the right side of the base plate, a rotating shaft is arranged on the outer side of the positioning plate, a fixing plate is arranged below the rotating shaft, a cylinder is arranged inside the base plate, and the left and right sides of the cylinder are both provided with pneumatic control rods, the inner sides of the pneumatic control rods are provided with rollers, and the surface of the roller is welded with hobbing, the inner side of the roller is fixed with a telescopic rod, the inner part of the telescopic rod is provided with a connecting rod, a first hydraulic lifting rod is arranged above the base plate, a second hydraulic lifting rod is arranged between the first hydraulic lifting rods, a supporting plate is arranged above the rotating rod, and the dwang is located between the second hydraulic lifting rod, the surface of ring that blocks is provided with the spout, and blocks the top that the ring is located the limiting plate. The novel pneumatic mining car arrester has good adaptability to tires of different vehicle types and can easily adjust the placing angle of the pneumatic mining car arrester.

Description

A mine pneumatic brake

technical field

The invention relates to the technical field of a vehicle stopper device, in particular to a mine pneumatic vehicle stopper.

Background technique

The car arrester, also known as the parking device, is one of the important facilities of the coal mine transportation system. It belongs to the anti-sports car device. It is generally installed on the slope. It is often used in conjunction with equipment such as carts, dumpers, climbing cars, cages and dispatching winches.

However, the existing car blockers have some shortcomings in use, such as the poor compatibility with the tire size of different mine car models, and the parking position of the mine car also needs to be considered during use, and the car block needs to be checked when placing it. Orientation adjustment is a waste of time and also consumes a certain amount of manpower. For this reason, we propose a car blocker that has a good fit for different tires and is easy to adjust its angle.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a kind of pneumatic brake for mining, in order to solve the problem of poor matching degree of tire size of different mining car models proposed in the above-mentioned background technology, and also need to consider the parking position of the mining car in use. When placing, it is necessary to adjust the orientation of the car blocker, which wastes time and also causes a certain consumption of manpower.

In order to achieve the above purpose, the present invention provides the following technical solutions: a pneumatic car stop for mining, comprising a base plate, a rotating rod and a stop ring, the left and right sides of the base plate are fixed with positioning plates, and the outer sides of the positioning plates are arranged There is a rotating shaft, a fixing plate is installed below the rotating shaft, a cylinder is arranged inside the base plate, and a pneumatic control rod is installed on the left and right sides of the cylinder, the inner side of the pneumatic control rod is provided with a roller, and the surface of the roller is Gear hobbing is welded, a telescopic rod is fixed on the inner side of the roller, a connecting rod is arranged inside the telescopic rod, a spring is installed between the connecting rods, a first hydraulic lifting rod is installed above the base plate, and the first hydraulic lifting rod is installed above the base plate. A second hydraulic lifting rod is arranged between a hydraulic lifting rod, a support plate is installed above the rotating rod, and the rotating rod is located between the second hydraulic lifting rods, a limit plate is fixed above the support plate, and the limit The interior of the stop plate is inlaid with balls, the surface of the stop ring is provided with a chute, and the stop ring is located above the stop plate, and a stop bar is installed between the stop rings, and the left and right sides of the stop bar are installed. Both sides are provided with fixing bolts.

Two positioning plates are symmetrically arranged with respect to the vertical central axis of the base plate.

Preferably, the lower part of the fixing plate is in a zigzag structure, and the fixing plate is rotatably connected to the positioning plate through a rotating shaft.

Preferably, the dimensions of the connecting rods are the same, and the central axis of the connecting rod coincides with the central axis of the telescopic rod.

Preferably, the support plate forms a rotating structure with the base plate by a rotating rod, and the first hydraulic lifting rods and the second hydraulic lifting rods are symmetrical with respect to the vertical center line of the support plate.

Preferably, the surface of the ball is in contact with the side surface of the anti-traffic ring, and the side surface of the anti-traffic ring is in the shape of a semicircle.

Preferably, the support plate constitutes a lifting structure by a first hydraulic lifting rod and a second hydraulic lifting rod respectively.

Preferably, two limit plates are symmetrically arranged with respect to the vertical central axis of the support plate, and the upper surface of the support plate and the lower surface of the limit plate are welded.

Preferably, the blocking rods are parallel to each other, and the fixing bolts and the chute cooperate with each other.

Compared with the prior art, the beneficial effects of the present invention are: the pneumatic brake for mining has a good degree of cooperation with tires of different models and is easy to adjust its own placement angle, and the fixing plate is used to fix the entire brake. The sawtooth structure at the bottom of the plate can place the car block stably, and the fixed plate can be turned up and down on the basis of the positioning plate to fix and move the car block. The connecting rods can be merged together or pulled apart. The cooperation of the telescopic rod completes the adjustment of the position of the rollers, making the base plate of the vehicle blocker more stable. The angle between the support plate and the base plate can be flipped under the action of the rotating rod, which can provide a two-way parking space and reduce the placement of the vehicle blocker. Adjustment of the angle, the cooperation between the first hydraulic lifting rod and the second hydraulic lifting rod makes the angle deflection process of the support plate more stable, ensures the rigidity of the overall structure of the rotating rod, and prevents the rotating rod from being crushed, and the blocking ring passes through the ball. It moves relative to the limit plate, and the friction between the stop ring and the stop plate adopts rolling friction, which can reduce the friction force and ensure the stable effect of the stop ring relative to the limit plate. The orientation can be adjusted, and the overall height can also be adjusted, so as to meet the tire size of different mine carts and make the mine cart park more stably. The position of the stop rod on the stop ring can be adjusted to meet the requirements of vehicles with different tire sizes.

Description of drawings

Fig. 1 is the structural representation of a kind of mine pneumatic brake of the present invention;

Fig. 2 is the enlarged structural schematic diagram of place A in Fig. 1 of a kind of mine pneumatic brake of the present invention;

Fig. 3 is the enlarged structural schematic diagram of place B in Fig. 1 of a kind of mine pneumatic brake of the present invention;

4 is a schematic structural diagram of a limit plate of a mine pneumatic brake according to the present invention;

FIG. 5 is a schematic structural diagram of a stop ring of a mine pneumatic stop of the present invention.

In the picture: 1. Base plate, 2. Positioning plate, 3. Rotary shaft, 4. Fixed plate, 5. Air cylinder, 6. Pneumatic control rod, 7. Roller, 8. Gear hobbing, 9. Telescopic rod, 10. Connecting rod, 11, spring, 12, the first hydraulic lift rod, 13, the second hydraulic lift rod, 14, the rotation rod, 15, the support plate, 16, the limit plate, 17, the ball, 18, the stop ring, 19, the chute , 20, blocking rod, 21, fixing bolts.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to FIGS. 1-5 , the present invention provides a technical solution: a pneumatic car stop for mining, comprising a base plate 1 , a rotating rod 14 and a stop ring 18 , and positioning plates 2 are fixed on the left and right sides of the base plate 1 , And the outer side of the positioning plate 2 is provided with rotating shafts 3, two positioning plates 2 are symmetrically arranged about the vertical central axis of the base plate 1, a fixing plate 4 is installed under the rotating shaft 3, and the lower part of the fixing plate 4 is in a zigzag structure, and is fixed. The plate 4 is rotatably connected with the positioning plate 2 through the rotating shaft 3. The fixing plate 4 is used to fix the entire vehicle blocker. The sawtooth structure at the bottom of the fixing plate 4 can place the vehicle block stably. Turn up and down to fix and move the car blocker. A cylinder 5 is arranged inside the base plate 1, and a pneumatic control rod 6 is installed on the left and right sides of the cylinder 5. The inner side of the pneumatic control rod 6 is provided with a roller 7, and the roller The surface of 7 is welded with hobbing 8, the inner side of the roller 7 is fixed with a telescopic rod 9, and the interior of the telescopic rod 9 is provided with a connecting rod 10, the dimensions of the connecting rods 10 are consistent, and the central axis of the connecting rod 10 and the telescopic rod The central axis of 9 coincides, and the connecting rods 10 can be merged together or pulled away from each other. The adjustment of the position of the roller 7 is completed through the cooperation with the telescopic rod 9, so that the vehicle blocker base plate 1 is more stable, and the connecting rods 10 A spring 11 is installed, a first hydraulic lifting rod 12 is installed above the base plate 1, and a second hydraulic lifting rod 13 is arranged between the first hydraulic lifting rods 12, a support plate 15 is installed above the rotating rod 14, and the rotating rod 14 is located between the second hydraulic lifting rods 13, the support plate 15 constitutes a lifting structure by the first hydraulic lifting rod 12 and the second hydraulic lifting rod 13 respectively, and the supporting plate 15 constitutes a rotating structure with the base plate 1 through the rotating rod 14, and the first hydraulic lifting rod 14 constitutes a lifting structure. Between the hydraulic lifting rods 12 and the second hydraulic lifting rods 13 are symmetrical with respect to the vertical center line of the support plate 15, the support plate 15 and the base plate 1 can be angularly flipped under the action of the rotating rod 14, which can provide bidirectional The first hydraulic lifting rod 12 and the second hydraulic lifting rod 13 cooperate with each other to make the angle deflection process of the support plate 15 more stable and ensure the overall structure of the rotating rod 14 Rigidity, to prevent the rotating rod 14 from being crushed, the limit plate 16 is fixed above the support plate 15, and the inside of the limit plate 16 is inlaid with balls 17, and the limit plate 16 is symmetrical about the vertical center axis of the support plate 15. The upper surface of the support plate 15 and the lower surface of the limit plate 16 are welded. The surface of the stop ring 18 is provided with a chute 19, and the stop ring 18 is located above the stop plate 16. The surface of the ball 17 It is in contact with the side surface of the stop ring 18, and the side surface of the stop ring 18 is in the shape of a semicircle. The friction adopts rolling friction, which can reduce the friction force and ensure the stable effect of the sliding ring 18 relative to the limit plate 16. At the same time, the direction of the blocking ring 18 can be adjusted, and the overall height can also be adjusted to meet the needs of different mines. car The size of the tires is different, so that the mine car can be parked more stably, a car blocking rod 20 is installed between the blocking ring 18, and the left and right sides of the blocking rod 20 are provided with fixing bolts 21, and the blocking rods 20 are parallel to each other, and The fixing bolts 21 and the chute 19 cooperate with each other, and the blocking rod 20 is fixed on the blocking ring 18 by the fixing bolts 21 to fill up the vacancy between the blocking rings 18, so as to ensure the limiting effect on the tires of the vehicle. The position of the vehicle rod 20 on the stop ring 18 can be adjusted to meet the requirements of vehicles with different tire sizes.

Working principle: For this type of brake, firstly, the cylinder 5 can control the action of the pneumatic control rod 6, so that the connecting rod 10 and the telescopic rod 9 move relative to each other, and the connecting rods 10 are elastically connected by the spring 11, and the connecting rod 10 When the displacement between the connecting rod 10 and the telescopic rod 9 reaches the limit, the elastic deformation of the spring 11 can also supplement the length between the connecting rod 10 and the telescopic rod 9 to complete the adjustment of the position of the roller 7 , the hobbing 8 on the surface of the roller 7 can prevent the car block from slipping when moving. After the position of the roller 7 is adjusted, the fixed plate 4 is rotated by the rotating shaft 3, and the fixed plate 4 is pressed down, and the bottom surface of the fixed plate 4 passes through. In order to ensure the restricting effect of the vehicle arrester on the vehicle, the substrate 1 can be placed directly under the soil, that is, the surface environment where the vehicle arrester is located is a pit of suitable size , the support plate 15 and the base plate 1 are rotated by the rotating rod 14, the first hydraulic lifting rod 12 is raised, the second hydraulic lifting rod 13 is lowered, and the supporting plate 15 is inclined forward. When the first hydraulic lifting rod 12 is lowered, the first hydraulic lifting rod 12 The second hydraulic lifting rods 13 are raised, and the support plate 15 will be inclined backward. The first hydraulic lifting rod 12 and the second hydraulic lifting rod 13 cooperate with each other, which relieves the movement pressure of the rotating rod 14 and makes the support plate 15 move. The angle rotation process is more stable, the angle between the support plate 15 and the base plate 1 can be flipped under the action of the rotating rod 14, which can provide a two-way parking space, reduce the adjustment of the placement angle of the car stop, and the stop ring 18 is relatively limited. The position of the plate 16 can also be adjusted under the action of the balls 17 to complete the adjustment of the orientation and the overall height of the anti-traffic ring 18 . Adjustments are made to meet the height requirements of mine trucks with different tire sizes when they are parked, and the fixing bolts 21 are used to fix the position of the stop bar 20 , thus completing the entire usage process of the stop.

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, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. A mine pneumatic stopper, comprising a base plate (1), a rotating rod (14) and a stop ring (18), characterized in that: the left and right sides of the base plate (1) are fixed with positioning plates ( 2), and a rotating shaft (3) is arranged on the outside of the positioning plate (2), a fixing plate (4) is installed below the rotating shaft (3), and a cylinder (5) is arranged inside the base plate (1), and A pneumatic control rod (6) is installed on the left and right sides of the cylinder (5), a roller (7) is arranged on the inner side of the pneumatic control rod (6), and the surface of the roller (7) is welded with hobbing (8), A telescopic rod (9) is fixed on the inner side of the roller (7), a connecting rod (10) is arranged inside the telescopic rod (9), and a spring (11) is installed between the connecting rods (10). A first hydraulic lifting rod (12) is installed above the base plate (1), a second hydraulic lifting rod (13) is arranged between the first hydraulic lifting rods (12), and a second hydraulic lifting rod (13) is installed above the rotating rod (14). a support plate (15), and the rotating rod (14) is located between the second hydraulic lifting rods (13), a limit plate (16) is fixed above the support plate (15), and the inner part of the limit plate (16) A ball (17) is inlaid, a chute (19) is arranged on the surface of the traffic stop ring (18), and the traffic stop ring (18) is located above the limit plate (16), the traffic stop ring (18) A vehicle blocking rod (20) is installed therebetween, and fixing bolts (21) are provided on the left and right sides of the vehicle blocking rod (20). 2 . The mine pneumatic brake according to claim 1 , wherein two positioning plates ( 2 ) are symmetrically arranged with respect to the vertical center axis of the base plate ( 1 ). 3 . 3. A mine pneumatic brake according to claim 1, characterized in that: the lower part of the fixing plate (4) is in a zigzag structure, and the fixing plate (4) passes through the rotating shaft (3) and the positioning plate (2) Rotary connection. 4 . The mine pneumatic brake according to claim 1 , wherein the central axis of the connecting rod ( 10 ) coincides with the central axis of the telescopic rod ( 9 ). 5 . 5 . The mine pneumatic brake according to claim 1 , wherein the support plate ( 15 ) forms a rotating structure with the base plate ( 1 ) through the rotating rod ( 14 ), and the first hydraulic lifting rod (12) and between the second hydraulic lifting rods (13) are symmetrical with respect to the vertical center line of the support plate (15). 6 . The mine pneumatic brake according to claim 1 , wherein the support plate ( 15 ) is lifted and lowered by a first hydraulic lift rod ( 12 ) and a second hydraulic lift rod ( 13 ) respectively. 7 . structure. 7 . The pneumatic brake for mining according to claim 1 , wherein two limit plates ( 16 ) are symmetrically arranged with respect to the vertical central axis of the support plate ( 15 ), and the support plate Weld between the upper surface of (15) and the lower surface of the limiting plate (16). 8. A kind of pneumatic car stop for mining according to claim 1, characterized in that: the surface of the ball (17) and the side surface of the stop ring (18) are in contact with each other, and the surface of the stop ring (18) The sides are semicircular. 9 . The mine pneumatic brake according to claim 1 , wherein the brake bars ( 20 ) are parallel to each other, and the fixing bolts ( 21 ) and the chute ( 19 ) are mutually parallel. 10 . Cooperate.

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