CN207287996U - A kind of vibrating screen of highly multidirectional adjusting - Google Patents

Abstract

The utility model relates to a vibrating screen with multidirectional height adjustment, which comprises a vibrating screen box body, a vibrator installed on the vibrating screen box body, and a motor connected with the vibrator. The bottom of the vibrating screen box body is connected with four symmetrically distributed There are two outriggers, and a height adjustment device is provided between the outrigger and the vibrating screen box. The height adjustment device includes a sliding sleeve fixed on the outrigger. The sliding sleeve is slidably installed with a lifting rod fixed on the vibrating screen box. A worm gear that is threadedly connected with an inner circular surface and a lifting rod is installed on the sleeve, a worm that matches the worm gear is provided on the support leg, and a transmission shaft with two ends engaged with the worm screw is hinged on the support leg. The beneficial effects of the utility model are: the height of the vibrating screen can be adjusted mechanically, the single adjustment of the legs of the vibrating screen and the simultaneous adjustment of multiple legs can be realized, the angle and direction of the inclination of the screen surface can be realized, the adjustment is simple, and the use is flexible Strong, ideal height adjustment.

Description

A vibrating screen with multi-directional height adjustment

technical field

The utility model relates to the field of vibrating screen machinery, in particular to a vibrating screen with multidirectional height adjustment.

Background technique

The vibrating screen is a kind of mechanical equipment that uses the reciprocating vibration generated by the vibration of the vibrator to make the screen surface produce a reciprocating vibration to separate the materials in the sieve. According to the classification of the motion track, the vibrating screen includes a linear motion screen, For circular vibrating screens, the screen surface of linear vibrating screens includes horizontal placement and inclined placement. According to different use environments, vibrating screens need to be adapted and adjusted. However, when the working ground is uneven or potholes, it is difficult to adjust the height of the vibrating screen. Manually adding pads for adjustment is a cumbersome process. During adjustment, sometimes four outriggers need to be adjusted to different heights to adapt to the working ground. In the prior art, individual adjustment and simultaneous adjustment cannot be realized. The use flexibility is poor, and the height adjustment is difficult. ideal.

Contents of the invention

In order to avoid and solve the above technical problems, the utility model proposes a vibrating screen with multi-directional height adjustment.

The technical problem to be solved by the utility model adopts the following technical solutions to realize:

A vibrating screen with multi-directional height adjustment, including a vibrating screen box, a vibrator installed on the vibrating screen box, and a motor connected to the vibrator. The bottom of the vibrating screen box is connected with four symmetrically distributed supports. Legs, a height adjustment device is provided between the legs and the vibrating screen box, and the height adjustment device includes a sliding sleeve fixed on the supporting leg, and a sliding sleeve fixed on the vibrating screen box is installed on the sliding sleeve. Lifting rod, the sliding sleeve is equipped with a worm gear whose inner circular surface is threadedly connected with the lifting rod, and a worm that cooperates with the worm gear is provided on the leg, and a transmission shaft with both ends engaged with the worm is hinged on the leg .

Preferably, the sliding sleeve is provided with symmetrically distributed and inwardly protruding sliding rails along its length direction, and the lifting rod is provided with a sliding groove cooperating with the sliding rails along the axis.

Preferably, the cooperation between the outer surface of the lifting rod and the sliding sleeve is a loose fit.

Preferably, a long rod is connected between the two legs located at the left end and the right end of the vibrating screen box, and a connecting rod is hinged on the long rod, and the transmission shaft is mounted on the connecting rod through a bearing.

Preferably, the two ends of the transmission shaft are provided with a No. 1 protrusion, and the end of the worm close to the transmission shaft is provided with a No. 2 protrusion that matches the No. and a cylindrical sleeve for the worm.

Preferably, the height of the outrigger located at the right end of the vibrating screen box body is greater than the height of the outrigger located at the left end of the vibrating screen box body.

Preferably, a rotating handle is connected to the end of the worm away from the transmission shaft.

The beneficial effects of the utility model are:

The utility model can realize the mechanized adjustment of the height of the vibrating screen, can realize the single adjustment of the vibrating screen leg and the simultaneous adjustment of multiple legs, so as to adapt to the complicated working ground, and can realize the angle and direction of the inclination of the screen surface, and adapt to different Use requirements, simple adjustment, strong use flexibility, ideal height adjustment.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the front view of the utility model;

Fig. 2 is the A-A direction sectional view of Fig. 1;

Figure 3 is a partially enlarged view of Figure 2;

Fig. 4 is a left view of the utility model.

Detailed ways

In order to make the technical means realized by the utility model, creation feature, purpose and effect easy to be understood, the utility model is further elaborated below.

As shown in Figures 1 to 4, a height-adjustable vibrating screen includes a vibrating screen box 1, a vibrator 2 installed on the vibrating screen box, and a motor 3 connected to the vibrator 2. The bottom of the screen box 1 is connected with four legs 4 symmetrically distributed, and a height adjustment device is provided between the legs 4 and the vibrating screen box 1, and the height adjustment device includes a slide fixed on the legs 4. Cover 5, the sliding sleeve 5 is slidably installed with a lifting rod 6 fixed on the vibrating screen box 1, and the sliding sleeve 5 is equipped with a turbine 7 whose inner circular surface is threadedly connected with the lifting rod 6, and the legs A worm 8 cooperating with the turbine 7 is arranged on the 4, and a transmission shaft 9 whose two ends are engaged with the worm 8 is hinged on the support leg 4 .

In this way, the rotating worm 8 drives the turbine 7 to move, so that the turbine 7 drives the lifting rod 6 to move up and down to achieve the adjustment function. The combination of the worm 8 and the turbine 7 has the ability of one-way self-locking, thus ensuring The height adjustment process is stable and will not slide down. In order to ensure multiple simultaneous adjustments, the adjacent worm 8 can be connected through the transmission shaft 9 to realize simultaneous adjustment of multiple legs 4 .

The sliding sleeve 5 is provided with sliding rails 5a which are symmetrically distributed and protrude inward along its length direction, and the lifting rod 6 is provided with a sliding groove 6a cooperating with the sliding rails 5a along the axis. In this way, it is ensured that the elevating rod 6 can slide up and down in the sliding sleeve 5. In order to enable the elevating rod 6 to connect to the external rotational power, the turbine 7 and the elevating rod 6 are threaded to ensure that the elevating rod 6 is in this position. In the utility model, the external drive can be connected and slide up and down simultaneously on the sliding sleeve 5 .

The outer surface of the lifting rod 6 is matched with the sliding sleeve 5 in a clearance fit. Prevent the threaded structure on the lifting rod 6 from contacting the sliding sleeve 5 and destroying the threaded structure.

A long rod 10 is connected between the two legs 4 located at the left end and the right end of the vibrating screen box 1, and a connecting rod 11 is hinged on the long rod 10, and the transmission shaft 9 is mounted on the connecting rod 11 through a bearing. In this way, when it is necessary to adjust the height of the two legs 4 at the same time, the transmission shaft 9 can be swung at a certain angle on the long rod 10 through the connecting rod 11 from the support legs 4, and the transmission shaft 9 can be rotated to be aligned with the worm screw 8. Connect at the same time to achieve simultaneous adjustment.

The two ends of described transmission shaft 9 are provided with No. 1 protrusion 9a, and the end of described worm 8 near transmission shaft 9 is provided with the No. 2 protrusion 8a that cooperates with No. 1 protrusion 9a, and the two ends of described transmission shaft 9 are installed There is the cylinder sleeve 12 that connects transmission shaft 9 and worm screw 8. In this way, when the transmission shaft 9 rotates to the worm 8, the first protrusion 9a and the second protrusion 8a are matched to realize the connection between the transmission shaft 9 and the worm 8, and then the cylindrical sleeve 12 is slid onto the transmission shaft 9 The connection with the worm screw 8 ensures that the connection will not be interrupted.

The height of the supporting leg 4 located at the right end of the vibrating screen box body 1 is greater than the height of the supporting leg 4 located at the left end of the vibrating screen box body 1 . In this way, the tilted state of the screen surface of the vibrating screen in the initial state is guaranteed.

The end of the worm 8 away from the transmission shaft 9 is connected with a rotating handle 13 . The worm screw 8 is driven to rotate by rotating the rotating handle 13 to realize height adjustment.

The using method of the present utility model is further elaborated below:

When the vibrating screen is in an uneven working environment, the height of each leg 4 can be adjusted by turning the handle 13, so as to realize the stability of the vibrating screen as a whole on the working ground.

When it is necessary to adjust the inclination of the screen surface of the vibrating screen, connect the worm 8 on the adjacent leg 4 through the transmission shaft 12 to realize the simultaneous adjustment of the two legs 4, adjust the inclination, and adjust the left end of the vibrating screen as required The degree of the two supporting legs 4 and the two supporting legs 4 at the right end are different, and the inclination direction of the vibrating screen can also be adjusted to realize the overall height adjustment of the vibrating screen.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model There will also be various changes and improvements, and these changes and improvements all fall within the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (7)

1. a vibrating screen with multidirectional height adjustment, comprising a vibrating screen casing (1), a vibrator (2) installed on the vibrating screen casing, a motor (3) connected to the vibrator (2), the The bottom of the vibrating screen box (1) is connected with four legs (4) symmetrically distributed, and a height adjustment device is provided between the legs (4) and the vibrating screen box (1), which is characterized in that: The height adjusting device includes a sliding sleeve (5) fixed on the leg (4), and a lifting rod (6) fixed on the vibrating screen box (1) is slidably installed on the sliding sleeve (5). The sliding sleeve (5) is equipped with a turbine (7) whose inner circular surface is threadedly connected with the elevating rod (6), and a worm (8) matched with the turbine (7) is provided on the support leg (4). The leg (4) is hinged with a transmission shaft (9) whose two ends engage with the worm (8). 2. A vibrating screen with multi-directional height adjustment according to claim 1, characterized in that: said sliding sleeve (5) is provided with symmetrically distributed and inwardly protruding slide rails (5a) along its length direction ), the elevating rod (6) is provided with a chute (6a) cooperating with the slide rail (5a). 3. A vibrating screen with multi-directional height adjustment according to claim 1, characterized in that: the outer surface of the lifting rod (6) and the sliding sleeve (5) are matched by clearance fit. 4. A vibrating screen with multi-directional height adjustment according to claim 1, characterized in that: long rods (10) are connected between the two legs (4) located at the left and right ends of the vibrating screen box (1) ), the long rod (10) is hinged with a connecting rod (11), and the transmission shaft (9) is mounted on the connecting rod (11) through a bearing. 5. A vibrating screen with multi-directional height adjustment according to claim 4, characterized in that: the two ends of the transmission shaft (9) are provided with a No. 1 protrusion (9a), and the worm (8) is close to the transmission One end of the shaft (9) is provided with a No. 2 protrusion (8a) cooperating with the No. 1 protrusion (9a), and the two ends of the transmission shaft (9) are equipped with a shaft connecting the transmission shaft (9) and the worm (8). Cylindrical sleeve (12). 6. A vibrating screen with multi-directional height adjustment according to claim 1, characterized in that: the height of the outrigger (4) at the right end of the vibrating screen box (1) is higher than that of the vibrating screen box (1) The height of the left end leg (4). 7. The vibrating screen with multi-directional height adjustment according to claim 1, characterized in that: the end of the worm (8) away from the transmission shaft (9) is connected with a rotating handle (13).