CN220676877U - Filter cloth closing device - Google Patents

Abstract

The application discloses a filter cloth closing device belongs to sludge dewatering technical field. The filter cloth pressing device comprises an air cylinder assembly and a pressing plate assembly, wherein the pressing plate assembly comprises a first pressing plate, a second pressing plate and a connecting shaft, and the first pressing plate is connected with the second pressing plate through the connecting shaft; one end of the air cylinder assembly is fixedly connected with the first pressing plate, the other end of the air cylinder assembly is fixedly arranged at a position higher than the pressing plate assembly, and the air cylinder pushes the first pressing plate to control an included angle between the first pressing plate and the second pressing plate. According to the cylinder assembly, the pressing plate assembly is arranged between the cylinder assembly and the filter cloth, so that the filter cloth is prevented from being in direct contact with the cylinder assembly, and the situation that the cylinder is damaged due to the fact that the filter cloth is pulled and stressed is avoided; through setting up the connecting axle and connecting first clamp plate and second clamp plate, form similar lever structure, change the contained angle between first clamp plate and the second clamp plate through cylinder subassembly for first clamp plate power, and then control filter cloth closing device's opening and shutting, only need less power can realize better filter cloth and compress tightly the effect.

Description

Filter cloth closing device

Technical Field

The application relates to a filter cloth closing device belongs to sludge dewatering technical field.

Background

With the acceleration of urban sewage treatment force and sewage treatment facility construction in China, the urban sewage treatment rate is continuously improved, the sludge amount is greatly increased, and the sludge treatment is a great challenge, and generally, the sludge treatment refers to the treatment of sludge with high water content (also refers to sewage with a large amount of sludge) through the procedures of dehydration, drying and the like.

Before sludge dewatering, the spreading machine needs to uniformly spread the sludge on the filter cloth layer by layer, and the filter cloth with the water is inevitably attached with certain water due to higher water content of the sludge, so that the filter cloth with the water is tightly attached to the surface of the spreading machine, and a certain tensile force can be formed. The filter cloth compressing device in the prior art is generally that an air cylinder directly acts on filter cloth, and the filter cloth is easily damaged due to the fact that the filter cloth is pulled and stressed, so that the filter cloth cannot be compressed and fixed, and the sludge dewatering effect is affected.

Disclosure of Invention

In order to solve the problems, the application provides a filter cloth pressing device, and a pressing plate assembly is arranged between an air cylinder assembly and filter cloth, so that the filter cloth is prevented from being in direct contact with the air cylinder assembly, and the condition that the air cylinder is damaged due to the fact that the filter cloth is pulled and stressed is avoided; through setting up first clamp plate, second clamp plate and connecting axle, the connecting axle is connected first clamp plate and second clamp plate, forms similar lever structure, changes the contained angle between first clamp plate and the second clamp plate through cylinder subassembly for first clamp plate power, and then control filter cloth closing device's opening and shutting, utilizes lever principle, only needs less power can realize better filter cloth and compresses tightly the effect.

According to one aspect of the application, there is provided a filter cloth pressing device comprising a cylinder assembly and a pressing plate assembly, wherein the pressing plate assembly comprises a first pressing plate, a second pressing plate and a connecting shaft, and the first pressing plate and the second pressing plate are connected through the connecting shaft; one end of the air cylinder assembly is fixedly connected with the first pressing plate, the other end of the air cylinder assembly is fixed at a position higher than the pressing plate assembly, and the air cylinder pushes the first pressing plate to control an included angle between the first pressing plate and the second pressing plate.

Optionally, the first pressing plate includes a first clamping portion and a first arm portion; the first clamping part and the first support arm part are respectively arranged at two sides of the connecting shaft, and the length of the first support arm part is greater than that of the first clamping part.

Optionally, the second pressing plate includes second clamping portion and second support arm portion, second clamping portion and second support arm portion are fixed at the frame basket edge, second clamping portion and second support arm portion do not locate the both sides of connecting axle.

Optionally, a groove is provided on the second clamping portion.

Optionally, the first clamping portion is provided with a bump, and the position of the bump corresponds to the position of the groove.

Optionally, the cylinder assembly includes cylinder block and cylinder core, the cylinder core is located inside the cylinder block, cylinder core and first support arm portion fixed connection.

Optionally, a Y-shaped connecting piece is arranged at one end of the cylinder core, which is close to the first support arm part, and the cylinder core is fixedly connected with the first support arm part through the Y-shaped connecting piece.

Optionally, anti-slip grooves are formed in the bottoms of the protruding blocks and the bottoms of the grooves.

Optionally, a cylinder fixing assembly is provided at the bottom of the cylinder block to fix the cylinder block higher than the pressure plate assembly.

Optionally, the cylinder fixing assembly includes a binaural base and a monaural base, the binaural base and the monaural base being disposed opposite each other.

Benefits that can be produced by the present application include, but are not limited to:

1. according to the filter cloth pressing device, the pressing plate assembly is arranged between the air cylinder assembly and the filter cloth, so that the filter cloth is prevented from being in direct contact with the air cylinder assembly, and the condition that the air cylinder is damaged due to the fact that the filter cloth is pulled and stressed is avoided; through setting up first clamp plate, second clamp plate and connecting axle, the connecting axle is connected first clamp plate and second clamp plate, forms similar lever structure, changes the contained angle between first clamp plate and the second clamp plate through cylinder subassembly for first clamp plate power, and then control filter cloth closing device's opening and shutting, utilizes lever principle, only needs less power can realize better filter cloth and compresses tightly the effect.

2. According to the filter cloth pressing device, the length of the first supporting arm part is larger than that of the first clamping part, so that a small force is applied to the cylinder by the cylinder, and a good pressing effect can be achieved; through fixing the second clamp plate at the frame basket edge, realize pushing only first support arm portion and can realize filter cloth closing device's opening and shutting, simple easy control and high efficiency.

3. The utility model provides a filter cloth closing device is equipped with the recess on the second clamping part, is equipped with the lug that matches with it on the first clamping part, and the lug agrees with the recess to all set up anti-skidding groove in lug bottom and recess bottom, effectively improve frictional resistance, in order to realize better compress tightly the effect, effectively reduce because the filter cloth receives to drag, lead to the filter cloth to take place from the circumstances of roll-off in the filter cloth closing device, guarantee the effect and the efficiency of mud dehydration.

4. According to the filter cloth pressing device, the air cylinder comprises the air cylinder body and the air cylinder core, and the air cylinder core makes linear reciprocating motion in the air cylinder body so as to provide force for pushing and pulling the first support arm part; the cylinder core is fixedly connected with the first support arm part by arranging a Y-shaped connecting piece; through setting up ears base and single ear base relative setting, keep away from the one end of first arm portion with the cylinder body and fix in being higher than clamp plate subassembly department to the cylinder is to clamp plate subassembly force.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is a schematic perspective view of a filter cloth pressing device according to an embodiment of the present application;

FIG. 2 is an enlarged partial view of section A according to an embodiment of the present application;

fig. 3 is a partial enlarged view of part B according to the embodiment of the present application.

List of parts and reference numerals:

1. a first clamping portion; 2. a first arm portion; 3. a second clamping portion; 4. a second arm portion; 5. a connecting shaft; 6. a groove; 7. a bump; 8. a cylinder block; 9. a cylinder core; y-shaped connector; 11. a binaural base; 12. a single ear base.

Detailed Description

In order to more clearly illustrate the general concepts of the present application, a detailed description is provided below by way of example in connection with the accompanying drawings.

In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and thus the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," etc. indicate or refer to an azimuth or a positional relationship based on that shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1-3, an embodiment of the present application discloses a filter cloth pressing device, which is characterized by comprising a cylinder assembly and a pressing plate assembly, wherein the pressing plate assembly comprises a first pressing plate, a second pressing plate and a connecting shaft 5, and the first pressing plate is connected with the second pressing plate through the connecting shaft 5; one end of the air cylinder assembly is fixedly connected with the first pressing plate, the other end of the air cylinder assembly is fixedly arranged at a position higher than the pressing plate assembly, and the air cylinder pushes the first pressing plate to control an included angle between the first pressing plate and the second pressing plate.

Specifically, the pressing plate assembly is arranged between the air cylinder assembly and the filter cloth, so that the filter cloth is prevented from being in direct contact with the air cylinder assembly, and the situation that the air cylinder is damaged due to the fact that the filter cloth is pulled and stressed is avoided; through setting up first clamp plate, second clamp plate and connecting axle 5, connecting axle 5 is connected first clamp plate and second clamp plate, forms similar lever structure, changes the contained angle between first clamp plate and the second clamp plate through cylinder subassembly for first clamp plate power, and then control filter cloth closing device's opening and shutting, utilizes lever principle, only needs less power can realize better filter cloth and compresses tightly the effect.

As one embodiment, the first pressing plate includes a first clamping portion 1 and a first arm portion 2; the first clamping part 1 and the first supporting arm part 2 are respectively arranged on two sides of the connecting shaft 5, and the length of the first supporting arm part 2 is larger than that of the first clamping part 1.

Specifically, the specific lengths of the first clamping portion 1 and the first arm portion 2 are not specifically limited, and may be selected by those skilled in the art according to actual circumstances.

As an embodiment, the second pressing plate comprises a second clamping part 3 and a second support arm part 4, the second clamping part 3 and the second support arm part 4 are fixed at the edge of the basket, and the second clamping part 3 and the second support arm part 4 are respectively arranged at two sides of the connecting shaft 5.

Specifically, the fixing manner of the second clamping portion 3 and the second arm portion 4 is not specifically limited, and may be selected by those skilled in the art according to practical situations.

As an embodiment, the second clamping part 3 is provided with a groove 6.

Specifically, the shape, depth and size of the groove 6 are not specifically limited, and may be selected by those skilled in the art according to practical situations.

As an embodiment, the first clamping portion 1 is provided with a protrusion 7, and the position of the protrusion 7 corresponds to the position of the groove 6.

Specifically, lug 7 and recess 6 size shape are unanimous, can agree with, and the filter cloth is compressed tightly between the two by lug 7 and recess 6 to realize better compress tightly the effect, effectively reduce because the filter cloth receives to pull, lead to the condition emergence of roll-off in the filter cloth closing device from the filter cloth, guarantee the effect and the efficiency of mud dehydration.

As an embodiment, the cylinder assembly includes a cylinder block 8 and a cylinder core 9, the cylinder core 9 is disposed inside the cylinder block 8, and the cylinder core 9 is fixedly connected with the first arm portion 2.

Specifically, the cylinder core 9 makes a linear reciprocating motion inside the cylinder block 8 to provide a force to push and pull the first arm portion 2; the cylinder core 9 is fixedly connected with the first support arm part 2 by arranging a Y-shaped connecting piece 10; by providing the binaural base 11 and the monaural base 12 opposite to each other, the end of the cylinder block 8 remote from the first arm portion 2 is fixed higher than the platen assembly so that the cylinder applies a force to the platen assembly.

As an embodiment, the cylinder core 9 is provided with a Y-shaped connecting piece 10 at one end near the first arm portion 2, and the cylinder core 9 is fixedly connected with the first arm portion 2 through the Y-shaped connecting piece 10.

Specifically, two first fixing holes are formed on the Y-shaped connecting piece 10 and are formed on two symmetrical sides of the Y-shaped connecting piece 10.

Specifically, one end of the first arm part 2, which is close to the Y-shaped connecting piece 10, is provided with a second fixing hole, the first arm part 2 is arranged between the Y-shaped connecting pieces 10, the Y-shaped connecting piece 10 and the first arm part 2 are fixedly connected through the first fixing hole and the second fixing hole, and the fixing device is firm in fixing, simple to operate and convenient to overhaul and maintain.

As an embodiment, not shown, the bottom of the protrusion 7 and the bottom of the recess 6 are provided with anti-slip grooves.

Specifically, the number and shape of the anti-skid grooves are not specifically limited, and those skilled in the art can select according to actual situations.

Specifically, all set up anti-skidding groove in lug 7 bottom and recess 6 bottom, effectively improve frictional resistance to realize better compress tightly the effect, effectively reduce because the filter cloth receives to drag, lead to the condition emergence of filter cloth roll-off from filter cloth closing device, guarantee the effect and the efficiency of mud dehydration.

As one embodiment, the bottom of the cylinder block 8 is provided with a cylinder fixing assembly to fix the cylinder block 8 higher than the pressure plate assembly.

Specifically, the cylinder is fixed to the cylinder block 8 higher than the pressure plate assembly through the cylinder fixing assembly so that the cylinder applies a force to the pressure plate assembly, which is advantageous in that the pressure plate assembly applies a sufficient force to the filter cloth to compress the filter cloth.

As one embodiment, the cylinder fixing assembly includes a binaural base 11 and a monaural base 12, the binaural base 11 and the monaural base 12 being disposed opposite to each other.

Specifically, all be equipped with the mounting hole on the ear of ears base 11 and monaural base 12, ears base 11 and monaural base 12 set up relatively, and the bottom of ears base 11 and monaural base 12 are fixed respectively in cylinder block 8 bottom and cylinder block 8 fixed part promptly, through mounting hole with ears base 11 and monaural base 12 fixed connection to realize fixing the one end of cylinder block 8 in being higher than clamp plate subassembly department, be favorable to the cylinder subassembly to exert suitable force for the clamp plate subassembly.

The application provides a filter cloth closing device, work flow is as follows:

this application is through cylinder fixed subassembly, the one end with cylinder block 8 is fixed in being higher than clamp plate subassembly department, cylinder core 9 is reciprocal rectilinear motion in cylinder block 8, cylinder core 9 one end and first arm 2 fixed connection, the reciprocal motion of cylinder core 9 drives first arm 2 and rises or descend, thereby the lift or put down of control first clamping part 1, and then realize opening and shutting between control first clamping part 1 and the second clamping part 3, realize pressing from both sides tightly and the release of filter cloth, cylinder core 9 pushes down first arm 2 promptly, owing to the effect of connecting axle 5, first clamping part 1 lifts up, otherwise, first clamping part 1 falls down, compress tightly the filter cloth. The pressing plate assembly is arranged between the air cylinder assembly and the filter cloth, so that the filter cloth is prevented from being in direct contact with the air cylinder assembly, and the situation that the air cylinder is damaged due to the fact that the filter cloth is pulled and stressed is avoided; through setting up first clamp plate, second clamp plate and connecting axle 5, connecting axle 5 is connected first clamp plate and second clamp plate, forms similar lever structure, changes the contained angle between first clamp plate and the second clamp plate through cylinder subassembly for first clamp plate power, and then control filter cloth closing device's opening and shutting, utilizes lever principle, only needs less power can realize better filter cloth and compresses tightly the effect.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (10)

1. The filter cloth pressing device is characterized by comprising an air cylinder assembly and a pressing plate assembly, wherein the pressing plate assembly comprises a first pressing plate, a second pressing plate and a connecting shaft, and the first pressing plate is connected with the second pressing plate through the connecting shaft; one end of the air cylinder assembly is fixedly connected with the first pressing plate, the other end of the air cylinder assembly is fixed at a position higher than the pressing plate assembly, and the air cylinder pushes the first pressing plate to control an included angle between the first pressing plate and the second pressing plate.

2. The filter cloth pressing apparatus of claim 1, wherein the first pressing plate includes a first clamping portion and a first arm portion; the first clamping part and the first support arm part are respectively arranged at two sides of the connecting shaft, and the length of the first support arm part is greater than that of the first clamping part.

3. The filter cloth pressing apparatus of claim 2, wherein the second pressing plate includes a second clamping portion and a second arm portion, the second clamping portion and the second arm portion are fixed at the edge of the basket, and the second clamping portion and the second arm portion are respectively disposed at two sides of the connecting shaft.

4. A filter cloth pressing apparatus as claimed in claim 3, wherein the second clamping portion is provided with a recess.

5. A filter cloth pressing apparatus as claimed in claim 4, wherein the first clamping part is provided with a projection, the position of the projection corresponding to the position of the recess.

6. The filter cloth pressing apparatus of claim 1, wherein the cylinder assembly comprises a cylinder block and a cylinder core, the cylinder core is disposed inside the cylinder block, and the cylinder core is fixedly connected with the first arm portion.

7. The filter cloth pressing apparatus as claimed in claim 6, wherein a Y-shaped connecting member is provided at an end of the cylinder core adjacent to the first arm portion, and the cylinder core is fixedly connected to the first arm portion through the Y-shaped connecting member.

8. A filter cloth pressing apparatus as claimed in claim 5, wherein the projection bottom and the recess bottom are provided with anti-slip grooves.

9. A filter cloth pressing apparatus as claimed in claim 6, wherein a cylinder fixing assembly is provided at a bottom of the cylinder block to fix the cylinder block higher than the pressure plate assembly.

10. A filter cloth holddown device as claimed in claim 9, wherein said air cylinder fixing assembly comprises a binaural base and a monaural base, said binaural base and monaural base being oppositely disposed.