CN221162942U - Speed reducer for running vehicle in refrigeration house - Google Patents

Abstract

The utility model relates to the technical field of running vehicles of a refrigeration house, in particular to a speed reducer of an internal running vehicle of the refrigeration house, which comprises two fixed plates, a threaded rod is rotatably connected between the two fixed plates, a first gear is fixedly arranged on the surface of the threaded rod, threads on the surface of the threaded rod are mutually reverse threads taking the first gear as the center, a sliding groove is formed in the bottom surface of a vehicle body, two movable strips are connected with the surface of the threaded rod in a threaded manner, a braking frame is fixedly arranged at one end, far away from the sliding groove, of the two movable strips, braking sheets are fixedly arranged at the end faces of the two ends of the braking frame, an upright plate is fixedly arranged on the bottom surface of the vehicle body, a motor is fixedly arranged on the surface of the upright plate, and a second gear is fixedly arranged at the output end of the motor. The utility model solves the problem that the existing running vehicle can bring certain difficulty to transportation as long as the transportation road surface has a certain inclination of the downslope, and heavier goods can accelerate the downslope speed of the running vehicle under the action of gravity.

Description

Speed reducer for running vehicle in refrigeration house

Technical Field

The utility model relates to the technical field of refrigeration house operation vehicles, in particular to a speed reducer of an operation vehicle in a refrigeration house.

Background

The use of running vehicles for the transportation of goods, especially in the field of refrigeration, is common. The transportation and the transportation of some small batches and small volumes of frozen goods are mostly carried out by a transportation vehicle,

Most of the existing running vehicles are simple structures of supporting bottom plates, wheels and push rods, goods are placed on the supporting bottom plates in a stacking mode to be transported and conveyed in use, certain difficulty is brought to transportation only by transporting a downslope with a certain gradient on a road surface, the downslope speed of the running vehicle can be accelerated under the action of gravity of heavy goods, and unnecessary loss can be caused by poor speed control.

Disclosure of utility model

The utility model aims to solve the technical problems in the background and provides a speed reducer for a running vehicle in a refrigeration house.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a reaction kettle for chloropropionic acid production, includes the automobile body, the bottom surface fixed mounting of automobile body has four pulleys, the top surface fixed mounting of automobile body has the case of keeping in, the top surface fixed mounting of automobile body has hollow support, the inside sliding connection of hollow support has the hand push frame, the top surface fixed mounting of hand push frame has the switch that opens and close, the bottom surface of automobile body is equipped with brake equipment, brake equipment includes two fixed plates, two fixed plate symmetric distribution is at the bottom surface of automobile body, two rotate between the fixed plate and be connected with the threaded rod, the surface fixed mounting of threaded rod has first gear, the screw thread on threaded rod surface uses first gear as the center each other to be the reverse screw thread, the spout has been seted up to the bottom surface of automobile body, the surface threaded connection of threaded rod has two movable strips, two movable strips are with the help of threaded rod and spout sliding connection. The setting of first gear has played and has driven threaded rod pivoted effect, and the setting of threaded rod has played the effect that drives movable strip at the inside removal of spout.

Preferably, two one ends of the movable strips, which are far away from the sliding groove, are fixedly provided with brake frames, and the end faces of the two ends of each brake frame are fixedly provided with brake pads. The arrangement of the brake pad has the effect of braking and decelerating the pulley.

Preferably, the bottom surface fixed mounting of automobile body has the riser, the fixed surface mounting of riser has the motor, electric connection between motor and the switch, the output fixed mounting of motor has the second gear, intermesh between first gear and the second gear. The setting of motor has played and has driven second gear pivoted effect, and the setting of second gear has played and has driven first gear pivoted effect.

Preferably, the side of hollow support is equipped with adjusting device, adjusting device includes the U type support, U type support fixed mounting is in the side of hollow support, the inner wall surface fixed mounting of the perpendicular end of U type support has the horizontal pole, the surface sliding connection of horizontal pole has the movable plate, logical groove has been seted up on U type support top surface, the one end of movable plate runs through groove and fixed mounting has the picture peg, a plurality of slots have evenly been seted up to the side of hand push frame, the one end that the movable plate was kept away from to the picture peg is located the inside of slot. The arrangement of the plugboard and the slot has the effect of limiting the position of the hand-push frame.

Preferably, a spring is fixedly arranged between the movable plate and the inner wall of the vertical end of the U-shaped bracket, and a limiting plate is fixedly arranged at one end of the cross rod, which is far away from the U-shaped bracket. The arrangement of the springs has the effect of limiting the position of the movable plate on the surface of the cross rod.

Preferably, the side of the horizontal end at the top of the U-shaped bracket is provided with a strip-shaped groove, the inside of the strip-shaped groove is connected with a displacement plate in a sliding manner, and one end, far away from the strip-shaped groove, of the displacement plate is fixedly connected with the moving plate. The setting of displacement board has played the effect that drives the movable plate and remove at the surface of horizontal pole.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. According to the utility model, by arranging the brake device, when the device runs on a downhill road surface and the rolling speed of the pulley is required, the motor is controlled by the on-off switch to start, the motor starts to drive the second gear to rotate, the second gear rotates and the first gear is meshed, and then the first gear rotates to drive the threaded rod to rotate, and as the threads on the surface of the threaded rod take the first gear as the center, the threads on the first gear drive the threaded rod to rotate, two movable strips connected with the threads on the surface of the first gear move in the direction away from each other in the sliding groove, the two movable strips move in the direction away from each other in the sliding groove, the two brake frames move in the direction away from each other, the two brake blocks move in the direction away from each other, so that the two brake blocks are attached to the side wall of the pulley, the rolling speed of the pulley is reduced, the whole device is prevented from moving too fast, the pulley is pressed down on the brake blocks through the cooperation of the structure, the speed of the vehicle body is reduced, and the vehicle speed is reduced, and the loss caused by the speed is reduced automatically.

2. According to the utility model, through arranging the adjusting device, when the height of the hand pushing frame is required to be adjusted according to the height of a worker, the worker can more conveniently control the opening and closing switch, the displacement plate is firstly slid, the displacement plate moves in the strip-shaped groove to drive the displacement plate to move on the surface of the cross rod, the displacement plate moves on the surface of the cross rod to squeeze the spring, the spring is stressed and compressed, the displacement plate moves on the surface of the cross rod to drive the inserting plate to move, the inserting plate moves to enable the inserting plate to move out of the inserting groove, the hand pushing frame and the hollow bracket are separated, limit is lost between the inserting plate and the hollow bracket, the hand pushing frame is pulled upwards or pushed downwards according to actual conditions, the hand pushing frame moves to drive the opening and closing switch to move, when the hand pushing frame moves to a proper height, the displacement plate is released, the inserting plate is reinserted into the corresponding inserting groove by the rebound force of the spring, the height of the hand pushing frame at the moment is fixed, the height of the hand pushing frame can be adjusted through the cooperation of the structure, the height of the hand pushing frame can be adjusted, and therefore, the workers with different heights can be adapted to use, and the adaptability of the device is further improved.

Drawings

FIG. 1 is a schematic diagram showing a three-dimensional structure of a speed reducer of a running vehicle in a refrigeration house according to the present utility model;

FIG. 2 is a schematic diagram showing the bottom view of the reduction gear of the running vehicle in the refrigerator according to the present utility model;

FIG. 3 is a schematic diagram showing the structure of the decelerating device of the running vehicle in the refrigerator in FIG. 1 according to the present utility model;

FIG. 4 is a schematic diagram showing the structure of the decelerating device of the running vehicle in the refrigerator in FIG. 2 according to the present utility model;

legend description:

1. A vehicle body; 2. a temporary storage box; 3. a pulley; 4. a hollow bracket; 5. a hand pushing frame; 6. an adjusting device; 601. a U-shaped bracket; 602. a cross bar; 603. a moving plate; 604. a through groove; 605. inserting plate; 606. a slot; 607. a spring; 608. a limiting plate; 609. a bar-shaped groove; 610. a displacement plate; 7. a brake device; 701. a fixing plate; 702. a threaded rod; 703. a first gear; 704. a chute; 705. a movable bar; 706. a brake frame; 707. a brake pad; 708. a vertical plate; 709. a motor; 710. a second gear; 8. the switch is opened and closed.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a freezer inside operation car decelerator, includes automobile body 1, and the bottom surface fixed mounting of automobile body 1 has four pulleys 3, and the top surface fixed mounting of automobile body 1 has temporary storage box 2, and the top surface fixed mounting of automobile body 1 has hollow support 4, and the inside sliding connection of hollow support 4 has hand push frame 5, and the top surface fixed mounting of hand push frame 5 has switch 8.

The specific arrangement and function of the braking device 7 and the adjusting device 6 will be described in detail below.

In this embodiment: the bottom surface of automobile body 1 is equipped with brake equipment 7, brake equipment 7 includes two fixed plates 701, two fixed plates 701 symmetric distribution is at the bottom surface of automobile body 1, rotate between two fixed plates 701 and be connected with threaded rod 702, threaded rod 702's surface fixed mounting has first gear 703, the screw thread on threaded rod 702 surface uses first gear 703 as the center each other as the reverse screw thread, spout 704 has been seted up to the bottom surface of automobile body 1, threaded rod 702's surface threaded connection has two movable bars 705, two movable bars 705 are with the help of threaded rod 702 and spout 704 sliding connection.

In this embodiment: the arrangement of the first gear 703 has the effect of driving the threaded rod 702 to rotate, and the arrangement of the threaded rod 702 has the effect of driving the movable bar 705 to move in the sliding groove 704.

Specifically, a brake frame 706 is fixedly mounted at one end of the two movable bars 705 away from the sliding groove 704, and brake pads 707 are fixedly mounted at two end faces of the brake frame 706.

In this embodiment: the brake pad 707 has an effect of braking and decelerating the pulley 3.

Specifically, a vertical plate 708 is fixedly installed on the bottom surface of the vehicle body 1, a motor 709 is fixedly installed on the surface of the vertical plate 708, the motor 709 is electrically connected with the on-off switch 8, a second gear 710 is fixedly installed at the output end of the motor 709, and the first gear 703 and the second gear 710 are meshed with each other. The motor 709 has an effect of driving the second gear 710 to rotate, and the second gear 710 has an effect of driving the first gear 703 to rotate.

In this embodiment: the side of hollow support 4 is equipped with adjusting device 6, adjusting device 6 includes U type support 601, U type support 601 fixed mounting is in the side of hollow support 4, the inner wall surface fixed mounting of the perpendicular end of U type support 601 has horizontal pole 602, the surface sliding connection of horizontal pole 602 has movable plate 603, logical groove 604 has been seted up on the top surface of U type support 601, the one end of movable plate 603 runs through groove 604 and fixed mounting has picture peg 605, a plurality of slots 606 have evenly been seted up to the side of hand push frame 5, the one end that movable plate 603 was kept away from to picture peg 605 is located the inside of slot 606. When the height of the hand pushing frame 5 is required to be adjusted according to the height of a worker, the worker can control the opening and closing switch 8 more conveniently, the displacement plate 610 is slid firstly, the displacement plate 610 moves in the strip-shaped groove 609 to drive the displacement plate 603 to move on the surface of the cross rod 602, the displacement plate 603 moves on the surface of the cross rod 602 to squeeze the spring 607, the spring 607 is stressed and compressed, the displacement plate 603 moves on the surface of the cross rod 602 to drive the inserting plate 605 to move, the inserting plate 605 moves to enable the worker to move out of the slot 606, the hand pushing frame 5 and the hollow bracket 4 which are separated from each other by the inserting plate 605 are lost to limit, at this time, the hand pushing frame 5 is pulled upwards or pushed downwards according to actual conditions, the hand pushing frame 5 moves to drive the opening and closing switch 8 to move, at this time, the displacement plate 610 is released, the inserting plate 605 is reinserted into the corresponding slot 606 by the rebound force of the spring 607, the height of the hand pushing frame 5 at this time is fixed, the height of the hand pushing frame 5 is matched through the structure, the height of the hand pushing frame 5 is enabled to be adjusted, and the height of the worker is not suitable.

Specifically, a spring 607 is fixedly installed between the moving plate 603 and the inner wall of the vertical end of the U-shaped bracket 601, and a limiting plate 608 is fixedly installed at one end of the cross rod 602 away from the U-shaped bracket 601.

In this embodiment: the provision of the springs 607 serves to limit the position of the moving plate 603 on the surface of the cross bar 602.

Specifically, a strip-shaped groove 609 is formed in the side face of the horizontal end of the top of the U-shaped bracket 601, a displacement plate 610 is slidably connected in the strip-shaped groove 609, and one end, away from the strip-shaped groove 609, of the displacement plate 610 is fixedly connected with the moving plate 603.

In this embodiment: the displacement plate 610 is provided to have an effect of driving the moving plate 603 to move on the surface of the cross bar 602.

Working principle: through setting up brake equipment 7, when the device is driven on downhill road, when the roll speed of pulley 3 needs to be slowed down, at first, control motor 709 starts through opening and closing switch 8, motor 709 starts to drive second gear 710 and rotates, second gear 710 rotates and first gear 703 meshing, and then make first gear 703 rotate, first gear 703 rotates and drive threaded rod 702 rotate, because the screw thread on threaded rod 702 surface is mutual reverse screw thread with first gear 703 as the center, when first gear 703 drives threaded rod 702 and rotates, two movable bars 705 of its surface threaded connection can move to the direction of keeping away from each other in the inside of spout 704, two movable bars 705 move to the direction of keeping away from each other in the inside of spout 704 and drive two brake brackets 706 and move to the direction of keeping away from each other, two brake blocks 706 move to the direction of keeping away from each other and drive two sets of brake blocks 707 and move to the direction of keeping away from each other so that makes its self laminating in pulley 3's lateral wall, thereby speed of rolling of pulley 3 is slowed down, avoid whole device to move fast, through the cooperation of above-mentioned structure, make pulley 3 move in the direction of keeping away from each other, realization of brake blocks, realization of the speed is fast, and the realization of the vehicle is reduced, and is fast, and the vehicle speed is reduced, and is realized, under the realization of the vehicle speed, and is reduced, and is realized. When the height of the hand pushing frame 5 is required to be adjusted according to the height of a worker, the worker can control the opening and closing switch 8 more conveniently, the displacement plate 610 is slid firstly, the displacement plate 610 moves in the strip-shaped groove 609 to drive the displacement plate 603 to move on the surface of the cross rod 602, the displacement plate 603 moves on the surface of the cross rod 602 to squeeze the spring 607, the spring 607 is stressed and compressed, the displacement plate 603 moves on the surface of the cross rod 602 to drive the inserting plate 605 to move, the inserting plate 605 moves to enable the worker to move out of the slot 606, the hand pushing frame 5 and the hollow bracket 4 which are separated from each other by the inserting plate 605 are lost to limit, at this time, the hand pushing frame 5 is pulled upwards or pushed downwards according to actual conditions, the hand pushing frame 5 moves to drive the opening and closing switch 8 to move, at this time, the displacement plate 610 is released, the inserting plate 605 is reinserted into the corresponding slot 606 by the rebound force of the spring 607, the height of the hand pushing frame 5 at this time is fixed, the height of the hand pushing frame 5 is matched through the structure, the height of the hand pushing frame 5 is enabled to be adjusted, and the height of the worker is not suitable.

While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the utility model, as defined by the appended claims, as long as the scope of the utility model is defined by the following claims, and by the following claims, unless otherwise specified and limited by the context of the utility model; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims (6)

1. The utility model provides a freezer inside operation car decelerator, includes automobile body (1), the bottom surface fixed mounting of automobile body (1) has four pulleys (3), the top surface fixed mounting of automobile body (1) has temporary storage box (2), the top surface fixed mounting of automobile body (1) has hollow support (4), the inside sliding connection of hollow support (4) has hand push frame (5), the top surface fixed mounting of hand push frame (5) has switch (8), its characterized in that: the bottom surface of automobile body (1) is equipped with brake equipment (7), brake equipment (7) include two fixed plates (701), two fixed plate (701) symmetric distribution is at the bottom surface of automobile body (1), two rotate between fixed plate (701) and be connected with threaded rod (702), the fixed surface of threaded rod (702) installs first gear (703), the screw thread on threaded rod (702) surface uses first gear (703) as the mutual reverse screw thread in center, spout (704) have been seted up on the bottom surface of automobile body (1), the surface threaded connection of threaded rod (702) has two movable strip (705), two movable strip (705) are with the help of threaded rod (702) and spout (704) sliding connection.

2. The speed reducer for a refrigerator interior operation vehicle according to claim 1, wherein: one end, far away from the sliding groove (704), of the two movable strips (705) is fixedly provided with a brake frame (706), and both end surfaces of the two ends of the brake frame (706) are fixedly provided with brake pads (707).

3. The speed reducer for a refrigerator interior operation vehicle according to claim 1, wherein: the automatic control device is characterized in that a vertical plate (708) is fixedly arranged on the bottom surface of the vehicle body (1), a motor (709) is fixedly arranged on the surface of the vertical plate (708), the motor (709) is electrically connected with an on-off switch (8), a second gear (710) is fixedly arranged at the output end of the motor (709), and the first gear (703) and the second gear (710) are meshed with each other.

4. The speed reducer for a refrigerator interior operation vehicle according to claim 1, wherein: the side of hollow support (4) is equipped with adjusting device (6), adjusting device (6) are including U type support (601), U type support (601) fixed mounting is in the side of hollow support (4), the inner wall surface fixed mounting of the perpendicular end of U type support (601) has horizontal pole (602), the surface sliding connection of horizontal pole (602) has movable plate (603), logical groove (604) have been seted up on the surface of U type support (601) top, one end of movable plate (603) is run through groove (604) and fixed mounting has picture peg (605), a plurality of slots (606) have evenly been seted up to the side of hand push frame (5), one end that movable plate (603) was kept away from to picture peg (605) is located the inside of slot (606).

5. The speed reducer for a refrigerator interior operation vehicle according to claim 4, wherein: a spring (607) is fixedly arranged between the movable plate (603) and the inner wall of the vertical end of the U-shaped bracket (601), and a limiting plate (608) is fixedly arranged at one end, far away from the U-shaped bracket (601), of the cross rod (602).

6. The speed reducer for a refrigerator interior operation vehicle according to claim 4, wherein: the side of the horizontal end of the top of the U-shaped support (601) is provided with a strip-shaped groove (609), the inside of the strip-shaped groove (609) is connected with a displacement plate (610) in a sliding mode, and one end, away from the strip-shaped groove (609), of the displacement plate (610) is fixedly connected with the moving plate (603).