CN218878521U

CN218878521U - Variable frequency speed regulation quantitative feeding scale

Info

Publication number: CN218878521U
Application number: CN202222646261.3U
Authority: CN
Inventors: 冯晔; 王克刚; 高爱霞; 王克华
Original assignee: Weifang Hongsheng Electronics Co ltd
Current assignee: Weifang Hongsheng Electronics Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-04-18
Anticipated expiration: 2032-10-09

Abstract

The utility model provides a Variable Frequency Speed Governing (VFSG) dosing is called, relate to dust removal apparatus technical field, including the case shell, the level is rotated and is equipped with the feed belt in the case shell, the case shell is in the terminal one end rigid coupling of feed belt transport and has the cover of unloading, the lower tip rigid coupling of the cover of unloading has a section of thick bamboo of unloading, the upper end of the cover of unloading utilizes the gradual shrinkage formula to lead a section of thick bamboo to be connected with the dust absorption square cylinder that the level set up, vertical rigid coupling has the filter screen in the dust absorption square cylinder, the filter screen is equipped with rather than frictional contact's dust removal board along vertical slip on the side of entering dirt, the discharge opening that is located the filter screen below is seted up to the bottom of dust absorption square cylinder, the rigid coupling has the dust collection box of cladding discharge opening on the outer bottom surface of dust absorption square cylinder. The utility model provides a feed among the conventional art call when carrying the material, when the material is called from the feed and is expected the terminal whereabouts of defeated material, can have a large amount of dust for the dust easily fills in operational environment, influences the problem of operational environment's cleanliness.

Description

Variable frequency speed regulation quantitative feeding scale

Technical Field

The utility model relates to a dust removal apparatus technical field, concretely relates to Variable Frequency Speed Governing (VFSG) dosing is called.

Background

Present decide measurement feeder mainly by the motor, the support of weighing, fixed mounting is at the initiative cylinder and the driven cylinder at the support both ends of weighing, install on the support of weighing, be located a plurality of bearing rollers between initiative cylinder and the driven cylinder, install the sticky tape on initiative cylinder and driven cylinder, install the hopper in the driven cylinder top, and install on the support of weighing, metering device below the sticky tape constitutes, the motor is connected with the initiative cylinder, starter motor, the initiative cylinder begins to rotate, drive the driven cylinder and rotate, and then drive the sticky tape and rotate, make and move together through the material that the hopper falls into the sticky tape top, finally drop through the initiative cylinder end, metering device accomplishes the measurement of material and weighs.

The prior art discloses a patent with publication number CN203461453U, which comprises an upper front support, an upper rear support, an upper adhesive tape, an upper gear motor, a feed hopper, an upper blanking hopper, an upper weighing support fixedly arranged above the upper front support and the upper rear support, and an upper feeding device composed of an upper driving roller and an upper driven roller respectively and fixedly arranged at two ends of the upper weighing support; the upper layer blanking hopper is arranged above the lower layer adhesive tape and at the left end of the upper layer driving roller; the lower layer blanking hopper is arranged at the right end of the lower layer driven roller; the upper layer adhesive tape and the lower layer adhesive tape are positioned on the same vertical surface; the speed sensor is arranged on the lower layer driving roller or the lower layer driven roller.

The prior device gradually exposes the defects of the technology along with the use, and mainly shows the following aspects:

first, when the material was carried to current feed title, when the material was called from the defeated material end whereabouts of feed, can have a large amount of dust for the dust easily spreads in operational environment, influences operational environment's cleanliness.

Secondly, when the existing feeding scale conveys materials, a phenomenon that partial materials are adhered to a belt exists, and the stability of the belt for conveying the materials is influenced.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model solves the problems that when a feeding scale in the traditional technology conveys materials, a large amount of dust exists when the materials fall from the conveying end of the feeding scale, so that the dust is easy to diffuse in the working environment and the cleanliness of the working environment is influenced; and the phenomenon that part of the materials are adhered to the belt can exist, and the problem of conveying stability of the belt to the materials is influenced.

In order to solve the above problem, the utility model provides a following technical scheme:

the utility model provides a Variable Frequency Speed Governing (VFSG) quantitative feed is called, includes the case shell, the level rotates in the case shell and is equipped with the feed belt, the case shell is in feed belt carries terminal one end rigid coupling has the cover of unloading, the lower tip rigid coupling of the cover of unloading has a discharge cylinder, the upper end of the cover of unloading utilizes the tapered guide cylinder to be connected with the dust absorption square cylinder that the level set up, vertical rigid coupling has the filter screen in the dust absorption square cylinder, the filter screen is equipped with the dust board rather than frictional contact along vertical slip on the side of advancing dirt, the bottom of dust absorption square cylinder has been seted up and has been located the discharge opening of filter screen below, the rigid coupling has the cladding on the outer bottom surface of dust absorption square cylinder the dust collection box of discharge opening.

As an optimized scheme, a rubber cleaning plate is obliquely arranged in the discharging cylinder, and the upper end part of the rubber cleaning plate is in frictional contact with the lower surface of the lower part of the feeding belt.

As an optimized scheme, the upper end of the rubber cleaning plate is hinged to the opposite inner walls of the dust collection square barrel through a hinge shaft, a fixing column is fixedly connected between the opposite inner walls of the dust collection square barrel, a pull ring is fixedly connected to the back of the rubber cleaning plate, a tension spring is connected to the pull ring, and the other end of the tension spring is connected with the fixing column.

As an optimized scheme, a lead screw is vertically arranged in the dust collection square barrel in a rotating mode, the dust collection plate is connected to the lead screw in a threaded mode, and the side wall of the dust collection plate is in friction contact with the side wall of the filter screen.

As an optimized scheme, a driving motor for driving the screw rod to rotate is fixedly connected to the top surface of the dust collection square tube.

As an optimized scheme, the outlet end of the dust collection square tube is fixedly connected with a connecting tube upwards.

As an optimized scheme, a discharge hole is formed in the bottom surface of the dust collection box, and a closing plate is hinged to the edge of the discharge hole.

As an optimized scheme, a feeding cylinder is fixedly connected to the upper end part, located at the conveying starting end of the feeding belt, of the box shell.

As an optimized scheme, two load sensors are arranged between the opposite inner walls of the box shell in parallel, and the load sensors are respectively positioned at the positions close to the two ends of the feeding belt.

As an optimized scheme, a plurality of carrier rollers are arranged between the opposite inner walls of the box shell in a parallel rotating mode.

As an optimized scheme, a metering roller is rotatably arranged between the opposite inner walls of the box shell.

As an optimized scheme, two driving rollers for supporting the feeding belt are arranged in the box shell in a parallel rotating mode.

As an optimized scheme, a speed reducer connected with one of the transmission rollers is fixedly connected to the outer wall of the box shell, and the power input end of the speed reducer is connected with a variable frequency motor.

As an optimized scheme, the bottom surface of the box shell is fixedly connected with supporting legs in parallel.

Compared with the prior art, the beneficial effects of the utility model are that:

the discharging cover is arranged at the tail end of the feeding belt, the connecting cylinder is connected with the suction equipment, so that generated dust is sucked into the dust collection square cylinder when the feeding belt discharges materials, the dust is filtered and blocked by the filter screen, the phenomenon that the dust is diffused in a working environment can be effectively overcome, and the cleanliness of the working environment is ensured;

the dust cleaning plate is arranged on one side of the filter screen in a vertical sliding manner, so that dust adhered to the filter screen is cleaned, the scraped dust falls into the dust collection box and is collected by the dust collection box, and after the dust collection box is full, the sealing plate is opened for cleaning;

through the rubber cleaning plate arranged in the discharging cover, the belt part below the discharging cover is in friction contact, the materials adhered to the surface of the feeding belt are scraped, and the stability of the feeding belt for conveying the materials is ensured;

through set up the extension spring on the rubber cleaning plate, utilize the elasticity of extension spring can keep its and the belt surface between frictional force, improved the clearance effect to the material.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the filter net of the present invention;

fig. 3 is a schematic structural diagram of the rubber cleaning plate of the present invention.

In the figure: 1-a box shell; 2-a discharge cover; 3-a discharge cylinder; 4-a feeding belt; 5-a tapered guide cylinder; 6-dust collection square cylinder; 7-connecting cylinder; 8-filtering with a filter screen; 9-rubber cleaning plate; 10-a metering roll; 11-load cell; 12-carrying rollers; 13-a feed cylinder; 14-a driving roller; 15-a speed reducer; 16-a variable frequency motor; 17-a lead screw; 18-dust cleaning plate; 19-a drive motor; 20-a dust collection box; 21-a closing plate; 22-a discharge opening; 23-a hinge axis; 24-fixed columns; 25-tension spring.

Detailed Description

Embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the variable-frequency speed-regulating quantitative feeding scale comprises a case shell 1, a feeding belt 4 is horizontally arranged in the case shell 1 in a rotating manner, an unloading cover 2 is fixedly connected to one end of the case shell 1, which is positioned at the conveying end of the feeding belt 4, a discharging cylinder 3 is fixedly connected to the lower end of the unloading cover 2, a dust-collecting square cylinder 6 horizontally arranged is connected to the upper end of the unloading cover 2 by using a tapered guide cylinder 5, a filter screen 8 is vertically and fixedly connected in the dust-collecting square cylinder 6, a dust-collecting plate 18 in friction contact with the filter screen 8 is arranged on the side, facing the dust inlet, of the filter screen 8 along the vertical sliding direction, a discharging opening 22 positioned below the filter screen 8 is arranged at the bottom of the dust-collecting square cylinder 6, and a dust-collecting box 20 covering the discharging opening 22 is fixedly connected to the outer bottom surface of the dust-collecting square cylinder 6.

A rubber cleaning plate 9 is obliquely arranged in the discharging cylinder 3, and the upper end part of the rubber cleaning plate 9 is in frictional contact with the lower surface of the lower part of the feeding belt 4.

The upper end of rubber cleaning plate 9 articulates on the relative inner wall of dust absorption square tube 6 through articulated shaft 23, and it has fixed column 24 still to be rigid coupling between the relative inner wall of dust absorption square tube 6, and the rigid coupling has the pull ring on the back of rubber cleaning plate 9, is connected with extension spring 25 on the pull ring, and extension spring 25's the other end is connected with fixed column 24.

The dust-collecting square tube 6 is vertically and rotatably provided with a lead screw 17, the dust-cleaning plate 18 is in threaded connection with the lead screw 17, and the side wall of the dust-cleaning plate 18 is in friction contact with the side wall of the filter screen 8.

The top surface of the dust-absorbing square tube 6 is fixedly connected with a driving motor 19 which drives the screw rod 17 to rotate.

The outlet end of the dust-absorbing square tube 6 is fixedly connected with a connecting tube 7 upwards.

The bottom surface of the dust collection box 20 is provided with a discharge hole, and the edge of the discharge hole is hinged with a closing plate 21.

The upper end part of the box shell 1 at the conveying starting end of the feeding belt 4 is fixedly connected with a feeding cylinder 13.

Two load sensors 11 are arranged between the opposite inner walls of the box shell 1 in parallel, and the load sensors 11 are respectively positioned at the positions close to the two ends of the feeding belt 4.

A plurality of carrier rollers 12 are arranged between the opposite inner walls of the box shell 1 in parallel and rotate.

A metering roller 10 is rotatably arranged between the opposite inner walls of the box shell 1.

Two driving rollers 14 for supporting the feeding belt 4 are arranged in the box shell 1 in parallel and rotate.

The outer wall of the box shell 1 is fixedly connected with a speed reducer 15 connected with one of the transmission rollers 14, and the power input end of the speed reducer 15 is connected with a variable frequency motor 16.

The bottom surface of the case shell 1 is fixedly connected with supporting legs in parallel.

The working principle of the device is as follows:

the discharging cover 2 is arranged at the tail end of the feeding belt 4, the connecting cylinder 7 is connected with the suction equipment, so that when the feeding belt 4 discharges materials, generated dust is sucked into the dust collection square cylinder 6, and the dust is filtered and blocked by the filter screen 8, the phenomenon that the dust is diffused in a working environment can be effectively overcome, and the cleanliness of the working environment is ensured;

the dust cleaning plate 18 is arranged on one side of the filter screen 8 in a sliding mode along the vertical direction, so that dust adhered to the filter screen 8 is cleaned, the scraped dust falls into the dust collection box 20 and is collected by the dust collection box 20, and after the dust collection box 20 is full, the closing plate 21 is opened for cleaning;

through the rubber cleaning plate 9 arranged in the discharging cover 2, the belt part below is in friction contact, the materials adhered to the surface of the feeding belt 4 are scraped, and the stability of the feeding belt 4 for conveying the materials is ensured;

through set up extension spring 25 on the rubber cleaning plate 9, utilize the elasticity of extension spring 25 can keep its and the belt surface between frictional force, improved the clearance effect to the material.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a frequency conversion speed governing ration feed is called which characterized in that: including case shell (1), horizontal rotation is equipped with feed belt (4) in case shell (1), case shell (1) is in feed belt (4) carry terminal one end rigid coupling to have the cover of unloading (2), the lower tip rigid coupling of the cover of unloading (2) has discharge tube (3), the upper end of the cover of unloading (2) utilizes tapered guide tube (5) to be connected with dust absorption square tube (6) that the level set up, vertical rigid coupling has filter screen (8) in dust absorption square tube (6), filter screen (8) are equipped with dust cleaning plate (18) rather than frictional contact along vertical slip on the side of entering dirt, the bottom of dust absorption square tube (6) is seted up and is located discharge opening (22) of filter screen (8) below, the rigid coupling has the cladding on the outer bottom surface of dust absorption square tube (6) dust collection box (20) of discharge opening (22).

2. The variable-frequency speed-regulating quantitative feeding scale according to claim 1, characterized in that: the discharging cylinder (3) is internally and obliquely provided with a rubber cleaning plate (9), and the upper end part of the rubber cleaning plate (9) is in friction contact with the lower surface of the lower part of the feeding belt (4).

3. The variable-frequency speed-regulating quantitative feeding scale according to claim 2, characterized in that: the upper end of rubber cleaning plate (9) pass through articulated shaft (23) articulate in on the relative inner wall of dust absorption square tube (6), it has fixed column (24) still to rigid coupling between the relative inner wall of dust absorption square tube (6), the rigid coupling has the pull ring on the back of rubber cleaning plate (9), be connected with extension spring (25) on the pull ring, the other end of extension spring (25) with fixed column (24) are connected.

4. The variable-frequency speed-regulating quantitative feeding scale according to claim 3, characterized in that: vertical rotation is equipped with lead screw (17) in dust absorption square tube (6), dust cleaning plate (18) threaded connection in on lead screw (17), the lateral wall of dust cleaning plate (18) with the lateral wall frictional contact of filter screen (8).

5. The variable-frequency speed-regulating quantitative feeding scale according to claim 4, characterized in that: and a driving motor (19) for driving the screw rod (17) to rotate is fixedly connected to the top surface of the dust collection square barrel (6).

6. The variable-frequency speed-regulating quantitative feeding scale as claimed in claim 5, wherein: the outlet end of the dust collection square tube (6) is fixedly connected with a connecting tube (7) upwards.

7. The variable-frequency speed-regulating quantitative feeding scale according to claim 6, characterized in that: the bottom surface of the dust collection box (20) is provided with a discharge hole, and the edge of the discharge hole is hinged with a closing plate (21).

8. The variable-frequency speed-regulating quantitative feeding scale according to claim 7, characterized in that: the upper end part of the box shell (1) at the conveying starting end of the feeding belt (4) is fixedly connected with a feeding cylinder (13).

9. The variable-frequency speed-regulating quantitative feeding scale according to claim 8, characterized in that: a plurality of carrier rollers (12) are arranged between the opposite inner walls of the box shell (1) in a parallel rotating mode.

10. The variable-frequency speed-regulating quantitative feeding scale as claimed in claim 9, wherein: and a metering roller (10) is rotatably arranged between the opposite inner walls of the box shell (1).