CN207844226U - A kind of automobile-used separating-closing type screw conveyer support device of mulling - Google Patents

Abstract

The utility model discloses a split-and-close screw sand conveyor support device for a sand mixing vehicle, which relates to the technical field of petroleum drilling. It includes the main body of the screw sand conveyor, one end of the hydraulic cylinder is hingedly connected with the ear seat set at the lower part of the screw sand conveyor body, and the other end is hingedly connected with the connecting ear seat set on the top of the bracket, and the sliding plate drives the screw conveyor under the action of the hydraulic cylinder. The main body of the sander can slide up and down along the slideway fixed on the bracket, and the bracket is fixedly connected with the support seat on the fixed frame at the upper and lower ends through the connecting rod and the rotating shaft that can rotate in the support seat. The rotating shaft and the fixed frame adopt the point-point rotation method, which solves the technical problems of the traditional screw sand conveyor, which is difficult to separate and close manually and cannot be separated from the left and right. The structure is simple, easy to manufacture and disassemble, and can be applied to harsh working conditions.

Description

A split type screw sand conveyor support device for a sand mixing vehicle

technical field

The utility model relates to the technical field of petroleum drilling, in particular to a split-and-close screw sand conveyor support device for a sand mixing vehicle.

Background technique

The sand mixing truck is used as special equipment for oil drilling and production, and it forms the supporting equipment for oilfield fracturing with fracturing trucks, liquid supply trucks, and manifold trucks. And proppant (sand or other) from the outside according to the requirements of the fracturing process to effectively supply different requirements of fracturing fluid to the fracturing vehicle.

The support methods of the screw sand conveyor, the core component of the existing sand mixer, mainly include the following two methods: the first method is a pulley type clutch support device, which is supported by a hydraulic cylinder to slide up and down on the chute, and the left and right clutches pass through by 4 ~6 pulleys roll on the U-way slideway to separate the screw sand conveyor. Its defect is that the frictional resistance of the pulley after the sand sticks to the track is large, and it is difficult to separate and close manually. The second method is an inseparable support device. The two screw sand conveyors can only slide up and down, and cannot do left and right. It is inconvenient for well site layout during on-site operation.

Contents of the invention

The purpose of this utility model is to overcome the shortcomings of the prior art, and to provide a split-type screw sand conveyor support device for a sand mixing vehicle. The ear seat set at the lower part of the main body of the sander is hingedly connected, and the other end is hingedly connected with the connecting ear seat set at the top of the bracket, which solves the technical problem that the screw sand conveyor is difficult to separate and close manually and cannot be opened and closed left and right.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a split type screw sand conveyor support device for a sand mixing vehicle, which includes a screw sand conveyor main body, and the outer surface of the spiral sand conveyor main body is provided with Sliding plate, one end of the hydraulic cylinder is hingedly connected to the lug set at the lower part of the main body of the screw sand conveyor, and the other end is hingedly connected to the connecting lug set on the top of the bracket. Sliding up and down on the slideway on the bracket, the bracket is fixedly connected with the support seat on the fixed frame at the upper and lower ends through the connecting rod and the rotating shaft that can rotate in the support seat, and the fixed frame is fixed on the platform of the sand mixer , There is also a handle on the main body of the screw sand conveyor. The utility model can make the screw sand conveyor rotate left and right around the rotating shaft by manpower pulling the handle to complete the left and right clutch action of the screw sand conveyor, and can reasonably allocate the position of the sand conveyor according to the angle between the left and right clutches to improve the utilization of the whole vehicle Efficiency, to ensure the smooth completion of underground construction, thereby reducing costs;

As an improvement of the utility model, there are at least two connecting rods to increase the overall structural strength of the device;

As an improvement of the utility model, the support is provided with circular arc plates which are equal in number to the positions of the connecting rods and are adapted to the outer circular surface of the main body of the screw sand conveyor, so as to fully support the screw sand conveyor and have a compact structure;

As an improvement of the utility model, the top of the bracket is provided with a U-shaped plate connected to the bolt, and the connecting ear seat is arranged on the U-shaped plate, which has a simple structure and is easy to manufacture;

As an improvement of the utility model, the U-shaped plate is an integral structure formed by rolling a steel plate.

As an improvement of the utility model, the U-shaped plate is a split structure in which steel plates are welded to each other.

As an improvement of the utility model, the slideway is composed of an upper slide, a middle slide and a lower slide arranged between the upper slide and the lower slide, and the width of the middle slide is 1/3 to 1/3 of the width of the upper slide and the lower slide. 1/2, to ensure that the sliding plate on the main body of the screw sand conveyor always slides along the slideway, avoiding derailment;

As an improvement of the utility model, the surface of the slide plate, the upper slide plate, the middle slide plate and the lower slide plate is provided with a wear-resistant coating with a thickness of 3 mm to 5 mm, which increases the wear resistance between the slide plate and the slideway, and extends the length of the equipment. service life;

To sum up, the utility model has the advantages of simple structure, convenient disassembly and maintenance, greatly reduces the working intensity and saves the production cost. In addition, through the point-point rotation of the rotating shaft and the fixed frame, the friction caused by itself is greatly reduced, so that the screw sand conveyor can be easily pulled by manpower to realize its separation and connection.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is a partial schematic diagram of the slideway of the present invention.

Among the figure 1, hydraulic cylinder, 2, slideway, 21, upper slide plate, 22, middle slide plate, 23, lower slide plate, 3, screw sand conveyor main body, 31, slide plate, 4, connecting rod, 5, support, 51, Arc plate, 6, rotating shaft, 7, fixed frame, 8, handle, 9, U-shaped plate, 10, connecting lug seat, 11, platen.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are only used to explain the present invention, and cannot be construed as limiting the present invention.

It should be noted that the orientation terms such as up, down, left, and right in the embodiments of the present utility model are only relative concepts or refer to the normal use status of the product, and should not be regarded as restrictive .

In Fig. 1, Fig. 2 and Fig. 3, a split type screw sand conveyor supporting device for sand mixing vehicle is mainly composed of a screw sand conveyor main body 3, a bracket 5 and a fixing frame 7, along which the spiral sand conveyor The upper and lower outer surfaces of the main body 3 are provided with a slide plate 2, the top of the bracket 7 is provided with a U-shaped plate 9 connected with bolts, and the connecting lugs 10 are arranged on the U-shaped plate 9, and the U-shaped plate 9 can be rolled from a steel plate One-piece structure or split structure made of steel plates welded to each other. One end of the hydraulic cylinder 1 is hingedly connected to the ear seat provided at the lower part of the main body 3 of the screw sand conveyor, and the other end is hingedly connected to the connecting ear seat 10 provided on the top of the bracket 5, and the sliding plate 2 drives the screw sand conveyor under the action of the hydraulic cylinder 1 The main body 3 can slide up and down along the slideway fixed on the bracket 5, and the bracket 5 is fixed by three connecting rods 4 and the support seat on the fixed frame 7 at the upper and lower ends respectively, and the rotating shaft 6 that can rotate in the support seat The connection, the support seat and the rotating shaft 6 in direct contact with the support seat are all made of new wear-resistant materials, which can effectively reduce the wear of the rotating surface, thereby prolonging its service life and being suitable for harsh working conditions. In addition, through the rotating shaft 6 and the fixed frame 7. The point-point rotation method is adopted, which greatly reduces the friction caused by itself, and the rotation resistance is small, so that the screw sand conveyor can be easily pulled by manpower to realize its separation and connection. The bracket 5 is provided with an arc plate 51 which is equal in number to the position of the connecting rod 4 and is adapted to the outer circular surface of the main body 3 of the screw sand feeder, so as to fully support the main body 3 of the sand screw feeder and has a compact structure; the fixing frame 7 is fixed on On the platform 11 of the sand mixing vehicle, a handle 8 is also arranged on the main body 3 of the screw sand conveyor. The utility model pulls the handle 8 by manpower, so that the screw sand conveyor can rotate left and right around the rotating shaft 6 to complete the left and right clutch action of the screw sand conveyor, and the position of the sand conveyor can be reasonably allocated according to the angle between the left and right clutches, improving the overall performance. The utilization rate of the truck can ensure the smooth completion of the underground construction, thereby reducing the cost.

Above-mentioned slideway is made up of upper slide plate 21, middle slide plate 22 and lower slide plate 23 that are arranged between upper slide plate 21 and lower slide plate 23, and the width of middle slide plate 22 is 1/3～1/3 of the width of upper slide plate 21 and lower slide plate 23. 2. To ensure that the slide plate 2 on the main body 3 of the screw sand conveyor always slides along the slideway to avoid derailment; in order to increase the wear resistance between the slide plate 2 and the slideway and prolong the service life of the equipment, the above slide plate 2 , the surfaces of the upper slide plate 21, the middle slide plate 22 and the lower slide plate 23 are all provided with a wear-resistant coating with a thickness of 3 mm to 5 mm.

To sum up, the utility model has a simple structure, is convenient to manufacture and disassemble, and is easy to maintain. It can be applied to harsh working conditions, greatly reduces the work intensity, saves production costs, and improves work efficiency.

This embodiment does not impose any formal restrictions on the shape, structure, etc. of the present utility model. Any simple modification or equivalent change made to the above embodiments according to the technical essence of the present utility model belongs to the protection scope of the technical solution of the utility model. .

Claims (8)

1. A split type screw sand conveyor support device for a sand mixing vehicle, which includes a screw sand conveyor body (3), characterized in that a slide plate is arranged on the outer surface of the screw sand conveyor body (3) in the up and down direction (2), one end of the hydraulic cylinder (1) is hingedly connected with the lug set at the lower part of the screw sand conveyor main body (3), and the other end is hingedly connected with the connecting lug (10) set at the top of the support (5). Under the action of the cylinder (1), the lower plate (2) drives the main body (3) of the screw sand conveyor to slide up and down along the slideway fixed on the bracket (5). The bracket (5) connects with the upper and lower ends through the connecting rod (4). The supporting seats fixed on the fixed frame (7) and the rotating shaft (6) that can rotate in the supporting seat are fixedly connected, the fixed frame (7) is fixed on the platform (11) of the sand mixer, and the main body of the screw sand conveyor (3) is also provided with a handle (8). 2. A split-and-close screw sand conveyor support device for a sand mixing vehicle according to claim 1, characterized in that there are at least two connecting rods (4). 3. A split-and-close screw sand conveyor support device for a sand mixing vehicle according to claim 1, characterized in that: the support (5) is provided with a number equal to the position of the connecting rod (4) and the same as the screw The circular arc plate (51) adapted to the outer circular surface of the main body (3) of the sand feeder. 4. A split-and-close screw sand conveyor support device for a sand mixing vehicle according to claim 1, characterized in that: the top of the bracket (5) is provided with a U-shaped plate (9) connected to the bolt, and the connecting ear The seat (10) is arranged on the U-shaped plate (9). 5 . The split-and-close screw sand conveyor support device for a sand mixing vehicle according to claim 4 , characterized in that: the U-shaped plate ( 9 ) is an integral structure rolled from a steel plate. 5 . 6 . The support device for a split screw sand conveyor for a sand mixing vehicle according to claim 4 , characterized in that: the U-shaped plate ( 9 ) is a split structure formed by welding steel plates. 7 . 7. A split-and-close screw sand conveyor support device for a sand mixing vehicle according to any one of claims 1 to 6, characterized in that: the slideway consists of an upper slide plate (21), which is arranged on the upper slide plate (21 ) and the lower slide (23) between the middle slide (22) and the lower slide (23), the width of the middle slide (22) is 1/3 to 1/3 of the width of the upper slide (21) and the lower slide (23) 2. 8. A support device for a split-and-close screw sand conveyor for a sand mixing vehicle according to claim 7, characterized in that: the slide plate (2), the upper slide plate (21), the middle slide plate (22) and the lower slide plate ( 23) The surface is equipped with a wear-resistant coating with a thickness of 3mm to 5mm.