CN110496776A - A mobile precision screening device - Google Patents

Abstract

The invention discloses a mobile precision screening device, which relates to the technical field of material screening, and may include: a housing, the top of the housing is provided with a feeding port, and a feeding hopper is installed on the feeding port; The casing is provided with a screen, and the screen is provided with multiple layers from top to bottom, and the aperture of the screen decreases from top to bottom; the multiple layers of the screen are arranged obliquely in the casing, The lower end of the screen is connected with a discharge port. The invention is equipped with multi-layer screens, which can carry out multi-stage classification and screening of granular materials to achieve precise screening; and the inner wall of the shell is provided with a water spray port, which can wash the materials; furthermore, the shock-absorbing platform The bottom of the screen is equipped with walking wheels, which realizes the movement of the whole screening device and improves the flexibility.

Description

A mobile precision screening device

technical field

The invention relates to the technical field of material screening, in particular to a mobile precision screening device.

Background technique

At present, screening machines are widely used in many technical fields such as construction (including water conservancy and hydropower, roads and bridges, civil houses, etc.), machinery, and chemical industry. However, most of the screening devices used are large in size and extremely heavy. Moving is more difficult.

Moreover, the existing screening devices can only perform simple screening of granular materials, but cannot achieve accurate screening, and it is difficult to clean the materials.

Therefore, there is an urgent need to provide a novel material screening device to solve the above-mentioned problems in the prior art.

Contents of the invention

The purpose of the present invention is to provide a mobile precision screening device to solve the above-mentioned problems in the prior art, to realize precise screening of materials, to realize cleaning of materials, and to facilitate movement.

In order to achieve the above object, the present invention provides the following solution: The present invention provides a mobile precision screening device, including a housing, the top of the housing is provided with a feed port, and a feed hopper is installed on the feed port ; The housing is provided with a screen, and the screen is provided with multiple layers from top to bottom, and the sieve aperture of the screen decreases sequentially from top to bottom; the multi-layer screen is in the housing It is arranged obliquely, and the lower end of the screen is connected with a discharge port.

Preferably, the feed hopper is detachably mounted on the feed inlet through bolts.

Preferably, the inclination directions of adjacent screens are opposite.

Preferably, a support frame is arranged parallel to the bottom of each layer of the screen, and a spring is arranged on the support frame, and the spring is arranged perpendicular to the screen for supporting the screen.

Preferably, a micro vibrator is also provided on the support frame, the micro vibrator is connected to the screen, the bottom of the micro vibrator is provided with a base, and the base is installed on the support frame through a spring .

Preferably, the screen can be drawn and installed in the housing.

Preferably, the inner wall of the housing is provided with a plurality of water spray ports, the water spray ports are connected with water inlet pipes, and also include a water filter plate, the water filter plate is located below the bottom screen, the A water filter hole is provided on the water filter plate.

Preferably, the water filter plate is arranged obliquely, and the lower end of the water filter plate is connected with one of the discharge ports; a drain port is provided under the water filter plate.

Preferably, a dust collection hood is provided above the feed inlet, and the dust collection hood is connected to a dust collector through a dust collection pipe.

Preferably, the bottom end of the housing is mounted on a shock-absorbing platform through a bracket, and traveling wheels are installed on the bottom of the shock-absorbing platform.

Compared with the prior art, the present invention has achieved the following technical effects:

The invention is equipped with multi-layer screens, which can carry out multi-stage classification and screening of granular materials to achieve precise screening; and the inner wall of the shell is provided with a water spray port, which can wash the materials; furthermore, the shock-absorbing platform The bottom of the screen is equipped with walking wheels, which realizes the movement of the whole screening device and improves the flexibility.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required in the embodiments. Obviously, the accompanying drawings in the following description are only some of the present invention. Embodiments, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

Fig. 1 is the structural representation of mobile precision screening device of the present invention;

Fig. 2 is the structural representation of dust collector of the present invention;

Among them, 1 is the shell, 2 is the feed port, 3 is the screen, 4 is the discharge port, 5 is the water filter plate, 6 is the drain port, 7 is the shock absorption platform, 8 is the walking wheel, and 9 is the dust collection Cover, 10 is a dust collection pipe, and 11 is a dust collector, and 12 is a blower fan, and 13 is an exhaust pipe.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The purpose of the present invention is to provide a mobile precision screening device to solve the above-mentioned problems in the prior art, to realize precise screening of materials, to realize cleaning of materials, and to facilitate movement.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one

As shown in Figure 1, this embodiment provides a mobile precision screening device, including a housing 1, the top of the housing 1 is provided with a feed port 2, and a feed hopper is installed on the feed port 2 The housing 1 is provided with a screen 3, and the screen 3 is provided with multiple layers from top to bottom, and the sieve aperture of the screen 3 decreases sequentially from top to bottom; the multi-layer screen 3 is arranged obliquely in the housing 1, and the lower end of the screen 3 is connected with a discharge port 4.

In this embodiment, a multi-layer screen 3 is provided, which can carry out multi-stage classification and screening of granular materials, and separate particles of different particle sizes to achieve precise screening; further, the adjacent screens 3 The direction of inclination is opposite, and the feed inlet 2 is arranged at the higher end of the uppermost layer of screen cloth 3 .

In this embodiment, the feed hopper is detachably mounted on the feed port 2 through bolts. After the work is completed, the feed hopper can be disassembled for easy cleaning, or when the feed hopper is damaged, Easy to replace.

In this embodiment, a support frame is arranged parallel to the bottom of each layer of the screen cloth 3, and a spring is arranged on the support frame, and the spring is vertically arranged with the screen cloth 3, and is used for adjusting the screen cloth. 3 for support; when the material is screened, the material falls on the screen 3, and the screen 3 sinks to compress the spring, and the impact force is reduced by the spring to ensure the stability of the entire screening device and the stable operation of the screening work.

In this embodiment, the support frame is also provided with a micro vibrator, the micro vibrator is connected to the screen 3, and the vibration of the screen 3 is driven by the micro vibrator to improve the screening efficiency; The vibrator can also be replaced by other vibration devices.

Further, the bottom of the miniature vibrator is provided with a base, and the base is installed on the support frame through a spring, so as to prevent the support plate from being greatly vibrated and damaged.

In this embodiment, the bottom end of the housing 1 is mounted on the shock absorbing platform 7 through a bracket, and a spring shock absorber is installed in the shock absorbing platform 7 to damp the entire housing 1 to prevent large vibrations. Damage the housing 1; and the bottom of the damping platform 7 is equipped with a walking wheel 8, and the walking wheel 8 adopts a universal wheel to realize the movement of the whole screening device; further, the universal wheel is equipped with a self-locking device, wherein Self-locking devices as well as shock-absorbing platforms can be selected from existing devices.

In this embodiment, the edges of the screen 3 and the filter plate are closed in contact with the inner wall of the housing 1, and the housing 1 is divided into a plurality of cavities arranged up and down; and in this embodiment, the feed port 2, Discharge port 4, discharge port etc. are all provided with switching device, control switch; Switching device adopts existing switch door, switch valve or flashboard etc.

Embodiment two

This embodiment is an improvement made on the basis of Embodiment 1. The improvement is that: the screen 3 can be drawn and installed in the housing 1; specifically, the inner wall of the housing 1 is provided on both sides There is a chute, and the screen 3 can be drawn and installed in the chute; and the outer end of the screen 3 is connected with the outer wall of the housing 1 through buckles, so as to prevent the screen 3 from falling off. Further, a buffer layer (made of soft materials such as rubber and sponge) is provided at the joint between the screen 3 and the chute to reduce the impact force.

Embodiment three

This embodiment is an improvement made on the basis of Embodiment 1. The improvement is that a dust collection cover 9 is arranged above the feed inlet 2, and the dust collection cover 9 is connected with a dust collection pipe 10 device 11; in this embodiment, a professional dust remover 11 is equipped, which can effectively collect and process the dust generated in the feeding process and reduce environmental pollution; the type of dust remover 11 can be selected from existing devices according to needs .

Further, the dust collection cover 9 is a conical structure with a large opening at the bottom and a small opening at the top, and the small opening is connected with the dust collection pipe 10 to improve the dust collection effect; as shown in Figure 2, the outlet of the dust collector 11 The tuyere is connected with an exhaust pipe 13 through a fan 12 so as to discharge the gas treated by the dust collector 11 .

In this embodiment, the inner wall of the housing 1 is provided with a plurality of water jets, and the water jets are externally connected to a water source through a water inlet pipe for water supply; each screen 3 and the top of the filter plate 5 are There is a water spray port to wash the material and reduce the dust generated during screening.

In this embodiment, a water filter plate 5 is also included, and the water filter plate 5 is located below the bottom screen 3, and a water filter hole is provided on the water filter plate 5, which is used for washing the sewage after washing. Filtered.

Preferably, the water filter plate 5 is arranged obliquely, and the lower end of the water filter plate 5 is connected to a discharge port 4; the bottom of the water filter plate 5 is provided with a drain port 6; the drain port 6 passes through The drainpipe is connected with a sewage bucket to facilitate the collection of sewage.

In the present invention, specific examples have been used to illustrate the principle and implementation of the present invention. The description of the above embodiments is only used to help understand the method and core idea of the present invention; meanwhile, for those of ordinary skill in the art, according to the present invention The idea of the invention will have changes in the specific implementation and scope of application. In summary, the contents of this specification should not be construed as limiting the present invention.

Claims (10)

1. a kind of accurate screening plant of movable type, it is characterised in that: including shell, it is provided with feed inlet at the top of the shell, Feed hopper is installed on the feed inlet；Sieve is provided in the shell, the sieve is from top to bottom provided with multilayer, described The screen-aperture of sieve is from top to bottom sequentially reduced；For sieve described in multilayer in the tilted setting of the shell, the sieve is lower One end be connected with discharge port.

2. the accurate screening plant of movable type according to claim 1, it is characterised in that: the feed hopper is removable by bolt It unloads and is installed on the feed inlet.

3. the accurate screening plant of movable type according to claim 1, it is characterised in that: tilted between the adjacent sieve It is contrary.

4. the accurate screening plant of movable type according to claim 3, it is characterised in that: the lower section of every layer of sieve is flat Row is provided with a support frame, and spring is provided on support frame as described above, and the spring is vertically arranged with the sieve, for described Sieve is supported.

5. the accurate screening plant of movable type according to claim 4, it is characterised in that: be additionally provided on support frame as described above micro- Type vibrator, the mini vibrator are connect with the sieve, and the bottom of the mini vibrator is provided with pedestal, the pedestal It is installed on support frame as described above by spring.

6. mobile accurate screening plant according to claim 1 or 5, it is characterised in that: the drawable peace of sieve Loaded in the shell.

7. the accurate screening plant of movable type according to claim 1, it is characterised in that: be provided on the inner wall of the shell Multiple water jets, the water jet are connected with water inlet pipe, further include having water filter plate, and the water filter plate is located under lowest level sieve It is square, filtration hole is offered on the water filter plate.

8. the accurate screening plant of movable type according to claim 7, it is characterised in that: the water filter plate is obliquely installed, institute It states the lower one end of water filter plate and is connected with the discharge port；Discharge outlet is provided with below the water filter plate.

9. the accurate screening plant of movable type according to claim 1, it is characterised in that: be provided with above the feed inlet Dust collection cover, the dust collection cover are connected with deduster by dust-collecting pipe.

10. the accurate screening plant of movable type according to claim 1, it is characterised in that: the bottom end of the shell passes through branch Frame is installed on damped platform, and the bottom of the damped platform is equipped with traveling wheel.