CN212268591U

CN212268591U - Automatic tensioning mechanism for conveying concrete raw materials

Info

Publication number: CN212268591U
Application number: CN202020957157.4U
Authority: CN
Inventors: 季汉琪
Original assignee: Jiangsu Longchang Concrete Co ltd
Current assignee: Jiangsu Longchang Concrete Co ltd
Priority date: 2020-05-31
Filing date: 2020-05-31
Publication date: 2021-01-01
Anticipated expiration: 2030-05-31

Abstract

The utility model discloses an automatic straining device is carried to concrete raw materials relates to automatic conveying equipment technical field, the on-line screen storage device comprises a base, the fixed curb plate that is provided with of base one end, the inside central point department of putting of base installs the motor, the output of motor is connected with the screw rod that is located curb plate one end, the outside of screw rod top and bottom all swing joint has the slider. The utility model discloses a set up the motor and drive a both ends and revolve to opposite screw rod and rotate, and the top and the bottom of screw rod all sliding connection have the slider, under the rotation of motor, make two sets of sliders can be simultaneously be close to mutually or the slip of keeping away from mutually, and then make tensioning wheel pair transportation area press from both sides tightly, the effectual phenomenon of skidding in transportation area of having avoided skidding, the utility model discloses the range of screw rod is longer, and the great transportation area tensioning work of fine adaptation volume, transmission structure are screw rod transmission, and at the in-process of tensioning, the operation is very stable, and is comparatively convenient.

Description

Automatic tensioning mechanism for conveying concrete raw materials

Technical Field

The utility model relates to an automatic change conveying equipment technical field, specifically be an automatic straining device is carried to concrete raw materials.

Background

The tensioner is a commonly used holding device on a belt and chain transmission system and is characterized in that the belt and the chain can be kept to have proper tension in the transmission process, so that the belt is prevented from slipping, or the synchronous belt is prevented from being dragged out due to tooth skipping and tooth stripping.

Most of the existing automatic tensioning mechanisms can not well tension the belt conveying devices with large sizes, the applicability is low, the existing tensioning mechanisms are very unstable when tensioning the conveying belts, the conveying efficiency of the conveying belts is greatly reduced, and the belt conveying devices are troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of lower applicability and unstable tensioning process in the prior art, an automatic tensioning mechanism for conveying concrete raw materials is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic straining device is carried to concrete raw materials, includes the base, the fixed curb plate that is provided with of base one end, the inside central point department of putting of base installs the motor, the output of motor is connected with the screw rod that is located curb plate one end, the outside all swing joint of screw rod top and bottom has the slider, the fixed dead lever that is provided with of slider one end, the outside of dead lever is rotated and is connected with the take-up pulley, the inboard swing joint of take-up pulley has the transportation area.

Preferably, the slider is close to the fixed stopper that extends to the curb plate inside that is provided with of one end of curb plate, curb plate one end is provided with the spacing groove with stopper matched with.

Preferably, a support plate penetrating through the screw rod is fixedly arranged at the center of one end of the side plate, and the support plate and the screw rod are rotatably connected through a bearing.

Preferably, the outer side of the fixing rod is fixedly provided with two sets of stoppers matched with the tensioning wheel at one end of the tensioning wheel.

Preferably, the inside one side of base is provided with rather than matched with motor frame, and passes through bolted connection between motor frame and the base, and the quantity of bolt is two sets of.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the motor and drive a both ends and revolve to opposite screw rod and rotate, and the top and the bottom of screw rod all sliding connection have the slider, under the rotation of motor, make two sets of sliders can be simultaneously be close to mutually or the slip of keeping away from mutually, and then make tensioning wheel pair transportation area press from both sides tightly, the effectual phenomenon of skidding in transportation area of having avoided skidding, the utility model discloses the range of screw rod is longer, and the great transportation area tensioning work of fine adaptation volume, transmission structure are screw rod transmission, and at the in-process of tensioning, the operation is very stable, and is comparatively convenient.

Drawings

Fig. 1 is an exploded view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic diagram of the external structure of the present invention.

In the figure: 1. a base; 2. a motor; 3. a side plate; 4. a screw; 5. a slider; 6. fixing the rod; 7. a tension wheel; 8. a stopper; 9. a conveyor belt; 10. a limiting block; 11. a limiting groove; 12. a support plate; 13. a bearing; 14. a motor frame; 15. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The motor (model: YE2) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-3, an automatic tensioning mechanism for conveying concrete raw materials comprises a base 1, a side plate 3 is fixedly arranged at one end of the base 1, a motor 2 is installed at the center position inside the base 1, the output end of the motor 2 is connected with a screw rod 4 located at one end of the side plate 3, the top and the bottom of the screw rod 4 are movably connected with a sliding block 5, a fixing rod 6 is fixedly arranged at one end of the sliding block 5, the outer side of the fixing rod 6 is rotatably connected with a tensioning wheel 7, and the inner side of the tensioning wheel 7 is movably connected with a conveying.

The utility model discloses a set up motor 2 and drive a both ends and revolve to opposite screw rod 4 and rotate, and screw rod 4's top and the equal sliding connection in bottom have slider 5, under motor 2's rotation, make two sets of sliders 5 can be simultaneously be close to mutually or the slip of keeping away from mutually, and then make take-up pulley 7 press from both sides tightly transport area 9, the effectual phenomenon of skidding of transport area 9 of having avoided, the utility model discloses screw rod 4's range is longer, and the great transport of fine adaptation volume takes 9 tensioning work, and the transmission structure is the screw rod 4 transmission, and at the in-process of tensioning, the operation is very stable, and is comparatively convenient.

Please refer to fig. 1 and fig. 2 emphatically, the one end that slider 5 is close to curb plate 3 is fixed to be provided with and extends to the inside stopper 10 of

curb plate

3, and 3 one ends of curb plate are provided with the spacing groove 11 with stopper 10 matched with, the utility model discloses a set up stopper 10, the effectual slider 5 of having avoided takes place the skew at gliding in-process.

Please refer to fig. 1 and fig. 3, a supporting plate 12 penetrating the screw rod 4 is fixedly disposed at the center of one end of the side plate 3, and the supporting plate 12 and the screw rod 4 are rotatably connected through a bearing 13, so that the screw rod 4 is more stable in the rotating process by the supporting plate 12.

Please refer to fig. 1 and fig. 3, the one end of the fixing rod 6 outside the tension wheel 7 is fixedly provided with two sets of stoppers 8 matched with the tension wheel 7, and the number of the stoppers 8 is two, the utility model discloses a set up the stoppers 8, play the limiting action to the tension wheel 7.

Please refer to fig. 1 and fig. 3 emphatically, the inside one side of base 1 is provided with rather than matched with motor frame 14, and connects through bolt 15 between motor frame 14 and the base 1, and the quantity of bolt 15 is two sets of, the utility model discloses a set up motor frame 14, play the spacing fixed action to motor 2, and conveniently dismantle and install motor 2, it is comparatively convenient.

The working principle is as follows: when in use, the utility model is put on the power supply and is arranged at one end of the conveyer belt 9, when the conveyer belt 9 is loosened, the motor 2 is started, the output end of the motor 2 drives a screw rod 4 with opposite screw threads at two ends, the top and the bottom of the screw rod 4 are movably connected with slide blocks 5, the screw rod 4 is driven by the motor 2, so that the two groups of sliding blocks 5 can move close to or away from each other, one ends of the two groups of sliding blocks are rotationally connected with the tension pulley 7, the conveying belt 9 is extruded by the tension pulley 7, thereby reducing the loosening phenomenon of the conveying belt 9, and the screw rod 4 of the utility model has longer measuring range, well adapts to the tensioning work of the conveying belt 9 with larger volume, and carries out transmission through the screw rod 4, the in-process of tensioning is being carried out conveyer belt 9, the utility model discloses the operation is very stable, and is comparatively convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a concrete raw materials carries automatic straining device, includes base (1), its characterized in that: the utility model discloses a motor, including base (1), motor (2), curb plate (3), slider (5) one end is fixed to be provided with curb plate (3) fixed in base (1) one end, the inside central point department of putting of base (1) installs motor (2), the output of motor (2) is connected with screw rod (4) that are located curb plate (3) one end, the outside of screw rod (4) top and bottom all swing joint has slider (5), the fixed dead lever (6) that is provided with of slider (5) one end, the outside of dead lever (6) is rotated and is connected with take.

2. The automatic tensioning mechanism for conveying concrete raw materials is characterized in that: the one end that slider (5) are close to curb plate (3) is fixed to be provided with and extends to inside stopper (10) of curb plate (3), curb plate (3) one end is provided with spacing groove (11) with stopper (10) matched with.

3. The automatic tensioning mechanism for conveying concrete raw materials is characterized in that: the central position department of curb plate (3) one end is fixed and is provided with backup pad (12) that run through screw rod (4), rotate through bearing (13) between backup pad (12) and the screw rod (4) and connect.

4. The automatic tensioning mechanism for conveying concrete raw materials is characterized in that: and one end of the outer side of the fixed rod (6) positioned at the tensioning wheel (7) is fixedly provided with two groups of stop blocks (8) matched with the tensioning wheel (7), and the number of the stop blocks (8) is two.

5. The automatic tensioning mechanism for conveying concrete raw materials is characterized in that: the motor is characterized in that a motor frame (14) matched with the base is arranged on one side inside the base (1), the motor frame (14) and the base (1) are connected through bolts (15), and the number of the bolts (15) is two.