CN219612999U

CN219612999U - Density control instrument

Info

Publication number: CN219612999U
Application number: CN202320128198.6U
Authority: CN
Inventors: 丁凡钦; 朱金晨; 钱泽泉; 徒鸿杨
Original assignee: Jiangsu Zhengchang Cereal And Feed Machinery Co ltd
Current assignee: Jiangsu Zhengchang Cereal And Feed Machinery Co ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-09-01
Anticipated expiration: 2033-01-13

Abstract

The utility model provides a density control instrument, which relates to the technical field of feed production equipment and comprises a cutting device, a floating sealing assembly and a discharging device which are sequentially arranged from top to bottom; wherein the cutting device is connected with the discharging device through the floating sealing assembly; the floating seal assembly comprises a discharging pipe, a floating seal pipe and a cylinder; the discharging pipe is connected with the cutting device; the floating seal tube is spliced with the discharging device; the fixed end of the air cylinder is fixedly connected with the discharging device, and the piston rod of the air cylinder is fixedly connected with the floating seal tube; the cylinder is suitable for driving the floating sealing pipe to be connected with the discharging pipe so as to realize the connection of the cutting device and the discharging device. According to the density control instrument provided by the utility model, the floating sealing assembly is arranged, and the installation and the disassembly can be completed only by lifting and descending the floating sealing pipe, so that the energy consumption in the installation process can be greatly reduced.

Description

Density control instrument

Technical Field

The utility model relates to the technical field of feed production equipment, in particular to a density controller.

Background

The rapid development of the aquaculture industry has prompted the rapid development of feed processing techniques, particularly extrusion. Aquatic feeds are mainly divided into three categories of floating feeds, sinking feeds and slow sinking feeds according to sinking and floating properties of the aquatic feeds, and the volume weight is a key parameter for directly reflecting the sinking and floating properties of the puffed feeds, and currently, the aquatic puffing industry usually uses a double-screw puffing machine matched with a density controller to produce puffed feeds with different volume weights, namely different sinking and floating properties. According to the action mechanism, the main flow density control instrument is divided into two major types of pressurized density control and vacuumized density control, and the two density control instruments can produce the puffed feed with qualified volume weight, but the pressurized density control instrument has more application in the market due to the advantages of simple structure, strong adaptability and the like.

The existing pressurized density control instrument generally comprises a cutting device, a discharging device and a supporting frame which are sequentially arranged from top to bottom, wherein the supporting frame is used for fixing the discharging device, and a guide post and a cylinder connected with the discharging device are arranged on the supporting frame; when the device works, the cutting device is connected with the bulking machine, the supporting frame is rotated by a certain angle until the feeding hole of the discharging device and the discharging hole of the cutting device are on the same axis, then the air cylinder is supplied with air, the main body of the discharging device is lifted until the feeding hole of the discharging device is attached to the discharging hole of the cutting device, and the feeding hole of the discharging device is connected with the discharging hole of the cutting device by using the anchor ear, so that the device can be started and debugged.

Because this density control appearance installation and use, need lift whole discharging device through the cylinder, the cylinder all keeps in the jack-up state, and the energy consumption is higher.

Disclosure of Invention

The utility model solves the problem that the existing density control instrument has higher energy consumption in the installation and use processes.

In order to solve the problems, the utility model provides a density control instrument, which comprises a cutting device, a floating sealing component and a discharging device which are sequentially arranged from top to bottom; wherein,,

the cutting device is connected with the discharging device through the floating sealing assembly;

the floating seal assembly comprises a discharging pipe, a floating seal pipe and a cylinder;

the discharging pipe is connected with the cutting device;

the floating seal tube is spliced with the discharging device;

the fixed end of the air cylinder is fixedly connected with the discharging device, and the piston rod of the air cylinder is fixedly connected with the floating seal tube;

the cylinder is suitable for driving the floating sealing pipe to be connected with the discharging pipe so as to realize the connection of the cutting device and the discharging device.

Optionally, the discharging pipe comprises a discharging pipe body and a first flange connected to one end of the discharging pipe body; the discharging pipe is connected with the cutting device through the first flange.

Optionally, the discharging pipe further comprises an outer expansion cone connected to the other end of the discharging pipe body; the floating seal tube comprises a seal tube body and an inward-shrinking cone connected to one end of the seal tube body; the inward shrinkage cone is suitable for being matched with the outward expansion cone to realize connection of the floating seal pipe and the discharging pipe.

Optionally, an O-ring is disposed on the tapered cone.

Optionally, the floating seal assembly further comprises a second flange, the cylinder is connected with the second flange, and the second flange is sleeved on the outer side of the floating seal tube.

Optionally, a Y-shaped sealing ring is arranged on the inner side of the second flange.

Optionally, the device further comprises a supporting device connected with the discharging device.

Optionally, the supporting device comprises a supporting base, two linear guide rails arranged on the supporting base in parallel, and a limiting support arranged on the supporting base; the discharging device is connected with the supporting base through the linear guide rail; the limiting support is used for positioning the discharging device; and a buffer structure is arranged on the limiting support.

Optionally, each linear guide rail is connected with the discharging device through two linear bearings; at least one of the two linear bearings has a manual locking function.

Optionally, the cutting device also comprises a hanging device connected above the cutting device.

Compared with the prior art, the density controller provided by the utility model has the following advantages:

according to the density control instrument provided by the utility model, the floating sealing assembly is arranged, so that the whole discharging device with larger weight is not required to lift and descend in the process of mounting and dismounting, and the mounting and dismounting can be completed only by lifting and descending the floating sealing tube, so that the energy consumption in the mounting process can be greatly reduced.

Drawings

FIG. 1 is a schematic diagram of a density controller according to the present utility model;

FIG. 2 is a schematic diagram of a density controller according to the present utility model;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic diagram of a density controller according to the present utility model;

FIG. 6 is a cross-sectional view taken along B-B in FIG. 5;

FIG. 7 is a partial enlarged view at B in FIG. 6;

fig. 8 is a schematic view of the structure of the supporting device of the present utility model.

Reference numerals illustrate:

1-a cutting device; 11-a third flange; 2-a floating seal assembly; 21-a discharge pipe; 211-discharging pipe body; 212-a first flange; 213-flaring cone; 22-floating seal tube; 221-sealing the pipe body; 222-a tapered cone; 2221-O-ring seal; 223-ear plate; 23-cylinder; 24-a second flange; 241-Y type sealing ring; 3-a discharging device; 31-fourth flange; 32-side plates; 4-supporting means; 41-supporting a base; 42-linear guide rail; 43-limiting support; 431-buffer structure; 44-linear bearings; 5-hanging device.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are intended to be illustrative of the present utility model and not to be construed as limiting the utility model, and all other embodiments, based on the embodiments of the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model.

Furthermore, the terms "first," "second," and the like, are used merely for simplicity of description and are not to be construed as indicating or implying relative importance, or as implying an indication of the number of technical features being indicated. Thus, a feature defined as "first", "second" may include one or more such feature, either explicitly or implicitly. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In order to solve the problem of higher energy consumption in the installation and use processes of the existing density control instrument, the utility model provides a density control instrument, which is shown in fig. 1-7, and comprises a cutting device 1, a floating seal assembly 2 and a discharging device 3 which are sequentially arranged from top to bottom; wherein, the cutting device 1 and the discharging device 3 can be existing cutting devices and discharging devices; the cutting device 1 is connected with the discharging device 3 through the floating sealing component 2; the floating seal assembly 2 comprises a discharge pipe 21, a floating seal pipe 22 and a cylinder 23; the discharging pipe 21 is connected with the cutting device 1, in particular, is connected with a discharging hole of the cutting device 1; the floating seal tube 22 is spliced with the discharging device 3, and specifically, the floating seal tube 22 is spliced at a feed inlet of the discharging device 3; the fixed end of the air cylinder 23 is fixedly connected with the discharging device 3, and the piston rod of the air cylinder 23 is fixedly connected with the floating seal tube 22; specifically, the piston rod of the air cylinder 23 is fixedly connected with the lug plate 223 of the floating seal tube 22; the cylinder 23 is adapted to drive the floating seal tube 22 in connection with the discharge tube 21 for the connection of the cutting device 1 with the discharge device 3.

In the process of installing the density control instrument, the discharge port of the cutting device 1 is aligned with the feed port of the discharge device 3, after the discharge pipe 21 and the floating seal pipe 22 are positioned on the same axis, the air cylinder 23 is started, the floating seal pipe 22 is driven to ascend in the feed port of the discharge device 3 through the piston rod of the air cylinder 23 until the floating seal pipe 22 is abutted against the discharge pipe 21, and the installation of the cutting device 1 and the discharge device 3 is completed, so that the sealing connection of the two is realized; on the contrary, when the cutting device 1 and the discharging device 3 are required to be disassembled and separated, the floating sealing tube 22 is only required to be driven to descend by the air cylinder 23.

According to the density control instrument provided by the utility model, the floating seal assembly 2 is arranged, so that the whole discharging device 3 with larger weight is not required to be lifted and lowered in the process of installation and disassembly, and the installation and disassembly can be completed only by lifting and lowering the floating seal tube 22, thereby greatly reducing the energy consumption in the process of installation.

Because the density control instrument only needs to lift and lower the floating seal tube 22 in the mounting and dismounting process, the air cylinder 23 is preferably an ultrathin air cylinder, so that the mounting energy consumption is reduced, and the structure of the density control instrument is lighter.

Referring to fig. 4, the tapping pipe 21 of the present utility model includes a tapping pipe body 211, and a first flange 212 connected to one end of the tapping pipe body 211; the tapping pipe 21 is connected to the cutting device 1 via a first flange 212.

Specifically, the discharge hole of the cutting device 1 is provided with a third flange 11, the first flange 212 is matched with the third flange 11, and the first flange 212 is connected with the third flange 11 to realize connection of the discharge pipe 21 and the cutting device 1.

To facilitate the connection of the floating seal tube 22 to the tapping pipe 21, the preferred tapping pipe 21 of the present utility model further comprises an flaring cone 213 connected to the other end of the tapping pipe body 211; meanwhile, the floating seal tube 22 includes a seal tube body 221, and a tapered cone 222 connected to one end of the seal tube body 221; the tapered cone 222 is adapted to cooperate with the flared cone 213 to effect connection of the floating seal tube 22 to the tapping pipe 21.

The discharging pipe 21 and the floating seal pipe 22 are designed into a structure form that the discharging pipe 21 and the floating seal pipe 22 are connected with the shrinking cone 222 through the outer expansion cone 213, and in the connecting process, the inner conical surface of the outer expansion cone 213 is abutted with the outer conical surface of the shrinking cone 222 to complete sealing connection, so that on one hand, the contact area between the discharging pipe 21 and the floating seal pipe 22 is increased, the sealing effect is improved, and on the other hand, the difficulty of aligning the floating seal pipe 22 with the discharging pipe 21 is reduced, and the installation difficulty is reduced.

For improving the sealing effect, referring to fig. 4, in the present utility model, an O-ring 2221 is preferably provided on the tapered cone 222; specifically, a first mounting groove is provided on the outer conical surface where the inner cone 222 and the outer cone 213 are connected, and the O-ring 2221 is mounted in the first mounting groove.

In order to facilitate the connection of the air cylinder 23 with the discharging device 3, the floating seal assembly 2 further comprises a second flange 24, the air cylinder 23 is connected with the second flange 24, and the second flange 24 is sleeved outside the floating seal tube 22.

Specifically, a fourth flange 31 is arranged at the feed inlet of the discharge device 3, and the second flange 24 is connected with the fourth flange 31; the second flange 24 and the fourth flange 31 are sleeved outside the floating seal tube 22; the floating seal tube 22 is driven by the air cylinder 23 to ascend or descend in the second flange 24 and the fourth flange 31 so as to realize the floating of the floating seal tube 22, and further realize the floating sealing of the cutting device 1 and the discharging device 3 by the floating seal assembly 2.

In order to improve the sealing effect, the inner side of the second flange 24 is preferably provided with a Y-shaped sealing ring 241; specifically, a second mounting groove is provided on the inner side of the second flange 24, and a Y-shaped seal 241 is provided in the second mounting groove.

Further, the density control instrument provided by the utility model further comprises a supporting device 4 connected with the discharging device 3.

Specifically, referring to fig. 8, the supporting device 4 includes a supporting base 41, two linear guide rails 42 parallel to the supporting base 41, and a limiting support 43 disposed on the supporting base 41; the discharging device 3 is connected with the supporting base 41 through a linear guide rail 42; the limiting support 43 is used for positioning the discharging device 3; the limiting support 43 is provided with a buffer structure 431 so as to play a role in buffering and avoid rigid collision when the discharging device 3 slides on the linear guide rail 42.

Each linear guide rail 42 is connected with the discharging device 3 through two linear bearings 44; at least one of the two linear bearings 44 has a manual locking function.

Specifically, the supporting base 41 is fixedly installed on the ground, and the installation positions of the limiting support 43 and the linear bearing 44 are preferably adjustable within a certain range; four linear bearings 44 are symmetrically arranged on the side plate 32 of the discharging device 3, wherein 2 common linear bearings 44 and 2 linear bearings 44 with manual locking function are arranged, the linear bearings 44 have integrated coaxiality error compensation function, the deformation is small, and the linear bearings can slide on the linear guide rail 42 stably. When the machine is started for production, a worker pushes the discharging device 3 until the discharging device is stopped by the buffer structure 431, at the moment, the discharging device 3 is right below the cutting device 1, and after the linear bearing 44 is locked, the floating sealing assembly 2 can be started, so that the sealing connection between the cutting device 1 and the discharging device 3 is realized.

The density control instrument provided by the utility model further comprises a hanging device 5 connected above the cutting device 1; the hanging device 5 can drive the cutting device 1 to slide back and forth on the guide rail bracket of the bulking machine, so that the installation difficulty is reduced.

According to the density control instrument provided by the utility model, the linear bearing and guide rail support form is adopted, so that the support structure of the material discharging device 3 is more stable, the deformation of the whole structure is smaller, and the installation precision of the sealing surface is better ensured; the floating sealing component 2 is adopted to complete sealing and separating actions, and the discharging device 3 with larger weight does not need to ascend and descend any more, so that only two ultrathin air cylinders are needed, the structure is light, and the energy consumption is lower; meanwhile, the sealing form also effectively solves the problems that the cutting device 1 is jacked up together or the lifting height is insufficient due to excessive lifting of the discharging device 3, and the cutting device 1 is pulled down after the clamp is installed, so that a cutter and a template are scratched.

Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.

Claims

1. The density control instrument is characterized by comprising a cutting device (1), a floating sealing assembly (2) and a discharging device (3) which are sequentially arranged from top to bottom; wherein,,

the cutting device (1) is connected with the discharging device (3) through the floating sealing assembly (2);

the floating seal assembly (2) comprises a discharging pipe (21), a floating seal pipe (22) and a cylinder (23);

the discharging pipe (21) is connected with the cutting device (1);

the floating sealing tube (22) is spliced with the discharging device (3);

the fixed end of the air cylinder (23) is fixedly connected with the discharging device (3), and a piston rod of the air cylinder (23) is fixedly connected with the floating seal tube (22);

the air cylinder (23) is suitable for driving the floating sealing pipe (22) to be connected with the discharging pipe (21) so as to realize the connection of the cutting device (1) and the discharging device (3).

2. The density control apparatus as claimed in claim 1, characterized in that the tapping pipe (21) comprises a tapping pipe body (211), and a first flange (212) connected to one end of the tapping pipe body (211); the discharge pipe (21) is connected to the cutting device (1) via the first flange (212).

3. The density control apparatus as claimed in claim 2, characterized in that the tapping pipe (21) further comprises an flaring cone (213) connected to the other end of the tapping pipe body (211); the floating seal tube (22) comprises a seal tube body (221) and an inward shrinkage cone (222) connected to one end of the seal tube body (221); the inward taper (222) is adapted to cooperate with the outward taper (213) to effect connection of the floating seal tube (22) to the tapping tube (21).

4. A density controller according to claim 3, wherein the tapered cone (222) is provided with an O-ring (2221).

5. The density controller according to claim 1, wherein the floating seal assembly (2) further comprises a second flange (24), the cylinder (23) is connected to the second flange (24), and the second flange (24) is sleeved outside the floating seal tube (22).

6. The density controller according to claim 5, wherein the second flange (24) is provided with a Y-ring (241) inside.

7. A density controller according to any one of claims 1-6, further comprising a support means (4) connected to said discharge means (3).

8. The density control apparatus as claimed in claim 7, characterized in that the supporting device (4) comprises a supporting base (41), two linear guides (42) arranged in parallel on the supporting base (41), and a limit support (43) arranged on the supporting base (41); the discharging device (3) is connected with the supporting base (41) through the linear guide rail (42); the limiting support (43) is used for positioning the discharging device (3); and a buffer structure (431) is arranged on the limiting support (43).

9. A density control apparatus as claimed in claim 8, characterized in that each of said linear guides (42) is connected to said discharge device (3) by means of two linear bearings (44); at least one of the two linear bearings (44) has a manual locking function.

10. A density controller according to any one of claims 1-6, further comprising a hanging device (5) connected above the cutting device (1).