Centrifugal brake device for concrete pole

Abstract

The utility model belongs to the technical field of concrete pole production, and particularly relates to a concrete pole centrifugal brake device which comprises a rotating wheel matched with a positioning ring outside a pole mold, the center of the rotating wheel is fixedly connected with a rotating shaft, one end of the rotating shaft penetrates through the opening side of a U-shaped frame and is connected with the U-shaped frame through a bearing, and a brake disc is further fixedly installed on the rotating shaft. A brake mechanism is arranged on one side of the brake disc and comprises a clamping plate, the clamping plate is connected with a connecting plate towards the closed side of the U-shaped frame, a guide hole and a threaded hole are formed in the connecting plate, a guide rod and a lead screw are arranged in the U-shaped frame and parallel to the closed side of the U-shaped frame, the guide hole is connected with the guide rod in a matched mode, and the threaded hole is connected with the lead screw. The end, away from the rotating wheel, of the lead screw penetrates out of the U-shaped frame and is provided with a rotating handle. The closed side of the U-shaped frame is downwards connected with a support, and the bottom of the support is installed on the base. And rapid stopping can be achieved after centrifugation of the concrete electric pole is completed, the production waiting time is shortened, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to concrete electric pole production technical field, concretely relates to a centrifugal brake device of concrete electric pole. BACKGROUND

[0002] Electric pole is the key facility of electric power industry, as the bridge of electric power transportation, transports electricity to town and countryside, satisfies the demand of people in different regions, and concrete electric pole as a commonly used electric pole is made of concrete and steel reinforcement framework, needs to use centrifugal device to centrifuge concrete electric pole in the process of making concrete electric pole, makes each part mass distribution even, to avoid the crack of electric pole caused by uneven concrete mass distribution in the process of shaping.

[0003] At present, when centrifugal operation of concrete electric pole is carried out, the electric pole mold filled with concrete is installed on the centrifugal device, and then the electric pole mold is driven to rotate by the centrifugal device to carry out centrifugation, and the next production step is carried out after centrifugation is completed. But due to the large overall weight of the electric pole and the electric pole mold, the inertia is large, under the support of the centrifugal device, even if the centrifugal device has been powered off and closed, the electric pole and the electric pole mold will still rotate for a long time, the parking time is long, the operating workers need to wait for a long time after the safe parking before carrying out the subsequent production operation, which increases the production time and reduces the production efficiency. UTILITY MODEL CONTENTS

[0004] In order to solve the above technical problems, the utility model designs a centrifugal brake device of concrete electric pole, so as to quickly stop the concrete electric pole after centrifugation, reduce the production waiting time and improve the production efficiency.

[0005] The centrifugal brake device of concrete electric pole of the utility model, including the runner that is in accord with the positioning ring outside the electric pole mold, the runner center is fixedly connected with the rotating shaft, the rotating shaft one end penetrates the opening side of U-shaped frame and is connected with the U-shaped frame through the bearing, the rotating shaft is also fixedly installed with the brake disc, one side of the brake disc is provided with the brake mechanism, the brake mechanism includes the clamping plate, the clamping plate is connected with the connecting plate to the closed side of the U-shaped frame, the connecting plate is provided with the guide hole and the threaded hole, the U-shaped frame is provided with the guide rod and the lead screw parallel to the closed side of the U-shaped frame, the guide hole is connected with the guide rod, the threaded hole is connected with the lead screw, the lead screw is connected with the U-shaped frame at the end far away from the runner and is provided with the handle, and the bearing is connected at the connecting position of the lead screw and the U-shaped frame;The closed side of the U-shaped frame is connected with the support downwards, and the support is installed on the base.

[0006] The brake mechanism is provided with two on both sides of the brake disc, and the threads on both sides of the lead screw are connected with the threaded holes in the connecting plate.

[0007] The brake plate is connected to the surface of the brake disc through the telescopic column and is supported by the spring between the clamping plate and the brake plate.

[0008] The support is a telescopic support, which comprises a sliding rod connected to the bottom of the closed side of the U-shaped support, the bottom of the sliding rod is sleeved in the sleeve rod, a plurality of locking holes are equidistantly arranged on the sliding rod, and locking bolts are connected to the inner side of the sleeve rod corresponding to the locking holes.

[0009] The rotating wheel is hollow, and an inner recess track is arranged on the circular surface to fit the positioning ring.

[0010] The utility model discloses the beneficial effect is:

[0011] Compared with the prior art, the concrete pole centrifugal brake device of the utility model can press the pole mold to prevent it from separating from the centrifugal device in high-speed centrifugal process, and can clamp and brake the brake disc coaxially connected with the rotating wheel through the brake mechanism after centrifugal process, so that the pole mold can be quickly braked and stopped rotating after centrifugal process, the waiting time in the production process is reduced, and the production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following briefly introduces the drawings needed to be used in the embodiment description.

[0013] Figure 1 It is the whole structure schematic diagram of centrifugal brake device in the embodiment.

[0014] Figure 2 It is the upper view structure schematic diagram of centrifugal brake device in the embodiment.

[0015] Figure 3 It is the structure schematic diagram of brake mechanism in the embodiment.

[0016] Figure 4 It is the front view structure schematic diagram of centrifugal brake device in the embodiment.

[0017] Figure 5 It is the fitting schematic diagram of centrifugal brake device and pole mold in the embodiment.

[0018] In the drawings, the structure name represented by each sign is:

[0019] 1-rotor, 101-inner recessed track, 2-rotating shaft, 3-U-shaped frame, 4-brake disc, 5-brake mechanism, 501-clamping plate, 502-connection plate, 503-guide hole, 504-threaded hole, 505-telescopic column, 506-brake plate, 507-spring, 6-guide rod, 7-screw rod, 701-handle, 8-bracket, 801-sliding rod, 8011-locking hole, 802-sleeve rod, 9-locking bolt, 10-base, 11-pole mold, 12-positioning ring. DETAILED DESCRIPTION

[0020] 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.

[0021] Embodiment 1

[0022] In order to shorten the parking time after centrifugation in the production of concrete poles, reduce the production waiting time, and improve the production efficiency. Referring to Figures 1 to 5 As shown in the figure, in the embodiment, a concrete pole centrifugal brake device is provided, which comprises a rotor 1 matched with a positioning ring 12 outside a pole mold 11, a rotating shaft 2 fixedly connected at the center of the rotor 1, and the rotating shaft 2 penetrates through the opening side of a U-shaped frame 3 and is connected with the U-shaped frame 3 through a bearing. When the rotor 1 rotates together with the positioning ring 12, the rotating shaft 2 rotates in the U-shaped frame 3. A brake disc 4 is further fixedly installed on the rotating shaft 2, the brake disc 4 is of a ventilated type, and a brake mechanism 5 is arranged on one side of the brake disc 4. The brake mechanism 5 comprises a clamping plate 501, the clamping plate 501 is connected with a connection plate 502 towards the closed side of the U-shaped frame 3, the connection plate 502 is provided with a guide hole 503 and a threaded hole 504, a guide rod 6 and a screw rod 7 are arranged in the U-shaped frame 3 in parallel to the closed side of the U-shaped frame 3, the guide hole 503 is connected with the guide rod 6 in a matched mode, the threaded hole 504 is connected with the screw rod 7, the screw rod 7 penetrates out of the U-shaped frame 3 at the end away from the rotor 1 and is provided with a handle 701, and a bearing is arranged at the connection between the screw rod 7 and the U-shaped frame 3. The clamping plate 501 is controlled to move under the guidance of the guide rod 6 by rotating the screw rod 7. After centrifugation is completed, the screw rod 7 is rotated to make the clamping plate 501 close to the brake disc 4 and gradually exert extrusion force on the surface of the brake disc 4, so as to improve the friction between the clamping plate 501 and the brake disc 4, make the rotation of the rotating shaft 2 stop quickly, and thus realize quick parking of the pole mold 11 after centrifugation is completed. The closed side of the U-shaped frame 3 is connected downward with a bracket 8, the bracket 8 is installed on a base 10 at the bottom, and the entire centrifugal brake device is supported to a suitable use height by the base 10 and the bracket 8.

[0023] In order to improve the efficiency of the brake, the brake mechanism 5 is symmetrically arranged on both sides of the brake disc 4, the screw rod 7 is arranged with opposite threads on both sides, and the threads are connected with the threaded holes 504 arranged on the connecting plate 502, under the rotation of the screw rod 7, the brake mechanism 5 on both sides of the brake disc 4 moves to the brake disc 4 to clamp the brake disc 4, so that the brake disc 4 has high friction on both sides, further improving the efficiency and stability of the brake.

[0024] In order to make the brake process more safe and stable during the brake process, avoid the damage of the positioning ring 12 of the pole mold 11 caused by the rapid brake, the brake plate 506 is connected with the surface of the brake disc 4 through the telescopic column 505 on the two clamping plates 501, the contact surface of the brake plate 506 and the brake disc 4 is arranged as a rough high friction surface, and the spring 507 is covered on the telescopic column 505 and supported between the clamping plate 501 and the brake plate 506, so that the pressure of the brake mechanism 5 on the brake disc 4 is gradually increased during the brake process, and the brake disc 4 is gradually increased during the brake process. The corresponding extrusion force is gradually increased when the rotating speed is reduced, so that the brake is more stable and safe.

[0025] In order to lighten the rotating wheel 1 and reduce the load of the centrifugal device as much as possible, the rotating wheel 1 is hollowed out, and the inner recess track 101 is arranged on the circular arc surface and matched with the positioning ring 12.

[0026] In the embodiment, the support 8 is also arranged as a telescopic support, which comprises a sliding rod 801 connected to the bottom of the closed side of the U-shaped support 3, the sliding rod 801 is sleeved in the sleeve rod 802, a plurality of locking holes 8011 are arranged on the sliding rod 801 at equal intervals, the sleeve rod 802 is connected with the locking bolt 9 inward on the side corresponding to the locking hole 8011, when the height of the support 8 is adjusted, the locking bolt 9 is loosened and withdrawn from the locking hole 8011, the sliding rod 801 is stretched or compressed to expose the length of the sleeve rod 802, and then the locking bolt 9 is connected with the locking hole 8011. Through the telescopic property of the support 8, the centrifugal brake device can adapt to centrifugal devices of different heights.

[0027] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made.

Claims

1. A centrifugal brake device for a concrete pole, characterized by comprising: The utility model relates to a positioning ring (12) is engaged with the outside of electric pole mould (11), the rotating wheel (1) fixedly connected with the rotating shaft (2) in the center, the rotating shaft (2) one end penetrates the opening side of U-shaped frame (3) and is connected with U-shaped frame (3) through the bearing, the brake disc (4) is still fixedly installed on the rotating shaft (2), one side of brake disc (4) is provided with brake mechanism (5), brake mechanism (5) includes clamping plate (501), and the connecting plate (502) is connected to the closed side of U-shaped frame (3) to clamping plate (501), and the guide hole (503) and the threaded hole (504) are seted up on the connecting plate (502), the guide rod (6) and the lead screw (7) are seted up in the U-shaped frame (3) and are parallel to the closed side of U-shaped frame (3), the guide hole (503) is connected with the guide rod (6) cooperation, the threaded hole (504) is connected with the lead screw (7), the lead screw (7) is set out U-shaped frame (3) and is set the handle (701) of rotating at the end away from the rotating wheel (1), and the lead screw (7) is set bearing connection at the connecting place with U-shaped frame (3);The closed side of U-shaped frame (3) is connected with the support (8) downwards, and the support (8) bottom is installed on the base (10).

2. The concrete pole centrifugal brake apparatus according to claim 1, characterized by, The brake mechanism (5) is provided with two on both sides of brake disc (4), and the threads of the lead screw (7) on both sides are opposite and are connected with the threaded holes (504) seted up on the connecting plate (502).

3. The concrete pole centrifugal brake apparatus according to claim 2, wherein The two clamping plates (501) are still connected with brake plates (506) on the surface of brake disc (4) through telescopic columns (505) respectively, and the spring (507) is covered on the telescopic column (505) and is supported between the clamping plate (501) and the brake plate (506).

4. The concrete pole centrifugal brake apparatus according to claim 1, wherein The support (8) is set as telescopic frame, which includes the sliding rod (801) connected to the bottom of the closed side of U-shaped frame (3), the sliding rod (801) is sleeved in the sleeve rod (802), and a plurality of locking holes (8011) are equidistantly set on the sliding rod (801), and the locking bolt (9) is connected inward on one side of the sleeve rod (802) corresponding to the locking hole (8011).

5. The concrete pole centrifugal brake apparatus according to claim 1, wherein The rotating wheel (1) is hollow, and the inner recess track (101) is set on the circular surface and is matched with the positioning ring (12).

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