Gravel particle screen

Abstract

The utility model discloses a gravel particle screen mesh, which relates to the technical field of screen meshes and comprises a screen mesh assembly, a plurality of screen meshes arranged on a fixed support and a plurality of screen meshes arranged on the fixed support in an array mode. The clamping assemblies comprise clamping rods arranged on the fixing support and matched with the screen and fixing nuts matched with the clamping rods, and the left side and the right side of the screen are each provided with one clamping assembly. The vibrating screen has the advantages that the longitudinal baffle is higher than the screen cloth, the material through holes are formed in the longitudinal baffle, the amplitude of materials can be reduced on the premise that material circulation is guaranteed, it is guaranteed that the materials cannot impact and damage the screen cloth, the screen cloth can be more conveniently and rapidly replaced in a blocking mode by additionally arranging the clamping assembly, and the vibrating screen is convenient to use. And maintenance time and replacement and installation processes are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of screen, especially a sandstone particle screen. BACKGROUND

[0002] Common concrete is by cement, sand, stone and water according to proper proportion cooperation stirring, in the concrete, sandstone total content is about 65%-75% of concrete volume, in order to guarantee the quality of concrete, the material should be reasonably selected, the particle size distribution of sand refers to the size of the particle collocation in sand, if the size of the particle collocation is appropriate, they fill each other, make the void ratio of sand reach the minimum value, and such particle size distribution is called good gradation, and the process of distinguishing sandstone particles needs to use screening, and the screening classification of fine material needs to use high-frequency screen, and the high-frequency screen has high efficiency, small amplitude and high screening frequency.

[0003] In view of the above problems, a sandstone particle screen is provided to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] Some simplification or omission can be made in this part and the abstract of the specification and the utility model name to avoid the purpose of this part, the abstract of the specification and the utility model name is blurred, and the simplification or omission cannot be used to limit the scope of the utility model.

[0005] In view of the above prior art problems, the utility model is provided.

[0006] The utility model aims at providing a sandstone particle screen, which aims at solving the problems of complex replacement process of high-frequency screen and impact damage of the screen caused by excessive amplitude of the material on the screen.

[0007] To solve the above technical problems, the utility model provides the following technical scheme: a sandstone particle screen, which comprises a screen assembly, a fixed support and a screen arranged on the fixed support, and the screen is arranged in an array on the fixed support.

[0008] The clamping assembly comprises a clamping rod arranged on the fixed support and matched with the screen, and a fixed nut matched with the clamping rod, and the screen is provided with a group of the clamping assembly on the left and right.

[0009] As a preferred scheme of the gravel particle screen of the utility model, wherein: the both sides of the fixed support are transverse baffle, both are opposite parallel arrangement, the both ends of the transverse baffle are also connected with longitudinal fixed plate respectively, multiple longitudinal baffle are evenly arrayed between the both sides longitudinal fixed plate, the longitudinal fixed plate, the longitudinal baffle and the transverse baffle between the transverse baffle form multiple connecting frame, the fixed support is also provided with the clamping plate in the both sides of connecting frame, its height is lower than the longitudinal baffle, the clamping plate and the longitudinal baffle between the longitudinal baffle are connecting groove.

[0010] As a preferred scheme of the gravel particle screen of the utility model, wherein: the longitudinal fixed plate outside is provided with fixed plate and is arranged in the form of interval, a plurality of fixed holes are formed on the fixed plate, a plurality of material through holes are evenly formed on the longitudinal baffle, and the opening position of the material through hole is higher than the clamping plate, a plurality of clamping holes are evenly formed on the clamping plate.

[0011] As a preferred scheme of the gravel particle screen of the utility model, wherein: the screen covers a single connecting frame, the shape of the screen is consistent with the connecting frame, a plurality of screen holes are evenly formed on the upper end of the screen, and connecting plates are vertically and symmetrically arranged on the both sides of the screen, the connecting plates are arranged in the connecting groove.

[0012] As a preferred scheme of the gravel particle screen of the utility model, wherein: a plurality of clamping grooves are evenly formed on the connecting plate, the clamping groove is L-shaped, the horizontal section of the clamping groove is opposite to the clamping hole, and the shape is consistent.

[0013] As a preferred scheme of the gravel particle screen of the utility model, wherein: the transverse baffle is provided with a clamping rod limiting groove on the side edge of the connecting position of the clamping plate, and the other transverse baffle is provided with a clamping rod hole corresponding to the clamping rod limiting groove.

[0014] As a preferred scheme of the gravel particle screen of the utility model, wherein: one end of the clamping rod is arranged in the clamping rod limiting groove, and the other end of the clamping rod is arranged in the clamping rod hole.

[0015] As a preferred scheme of the gravel particle screen of the utility model, wherein: one end of the clamping rod is a limiting block, the shape of the limiting block is consistent with the clamping rod limiting groove, the other end of the clamping rod is a threaded adjusting section, and the threaded adjusting section is matched with the fixed nut.

[0016] As a preferred scheme of the gravel particle screen of the utility model, wherein: the clamping rod side is also evenly and spacedly provided with multiple clamping blocks, the clamping blocks are inserted into the clamping hole, and the clamping blocks are matched with the clamping groove one by one.

[0017] As a preferred scheme of the gravel particle screen of the utility model, wherein: the clamping assembly is arranged above the area without the screen hole of the screen edge.

[0018] The sandstone particle screen has the beneficial effects that: the longitudinal baffle is higher than the screen, and the material through holes are arranged on the longitudinal baffle, so that the amplitude of the material is reduced under the premise of ensuring the material flowability, and the screen is prevented from being damaged by the impact of the material, the screen can be conveniently and quickly replaced in blocks by additionally arranging the clamping assembly, and the maintenance time and the replacement and installation process are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings. Among them:

[0020] Fig. 1 It is a whole schematic view of the sandstone particle screen in the present application.

[0021] Fig. 2 It is an exploded schematic view of the sandstone particle screen in the present application.

[0022] Fig. 3 It is a cross-sectional view of the clamping state in the present application. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail in conjunction with the drawings of the specification.

[0024] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0025] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In this specification, "in one embodiment" does not mean the same embodiment, nor does it mean an embodiment that is separate or selectively excluded from other embodiments.

[0026] Embodiment 1

[0027] Reference Figs. 1-2For the first embodiment of the utility model, this embodiment provides a sandstone particle screen, including screen assembly 100, including fixed support 101, and screen 102 set on fixed support 101, screen 102 is arrayed with multiple on fixed support 101;

[0028] Clamping assembly 200, including the clamping rod 201 set on the fixed support 101 and cooperate with screen 102, and the fixed nut 202 that cooperates with the clamping rod 201, screen 102 is set with a group of clamping assembly 200 on left and right.

[0029] Further, the both sides of fixed support 101 are transverse baffle 101a, both are relatively parallel, are used to block material, prevent falling or throwing, the both ends of transverse baffle 101a are also connected with longitudinal fixed plate 101b, and the height of longitudinal fixed plate 101b is consistent with transverse baffle 101a, and the longitudinal fixed plate 101b and transverse baffle 101a form the external frame of fixed support 101, multiple longitudinal baffles 101c are evenly arrayed between the both sides of longitudinal fixed plate 101b, which are used to block the middle material and prevent it from vibrating in the screening process, and the longitudinal fixed plate 101b, longitudinal baffle 101c and transverse baffle 101a form multiple connecting frames, and clamping plate 101d is arranged on the both sides of fixed support 101, and the height of clamping plate 101d is lower than that of longitudinal baffle 101c, as a preferred, the height of clamping plate 101d can be set as 20% of the width of screen 102, and connecting groove 101e is formed between clamping plate 101d and longitudinal baffle 101c, which is used to fixedly connect screen 102.

[0030] Further, the outside of longitudinal fixed plate 101b is provided with fixed plate 101b-1, a plurality of fixing holes 101b-2 are formed on the fixed plate 101b-1, which are used to connect and fix the screen assembly 100 and the vibrating device, a plurality of material through holes 101c-1 are evenly formed on longitudinal baffle 101c, which ensure that the material flow is not limited under the condition of reducing the material amplitude, avoid the accumulation of material to make the screening insufficient, the opening position of the material through holes 101c-1 is higher than that of clamping plate 101d, a plurality of clamping holes 101d-1 are evenly formed on clamping plate 101d, which are rectangular openings, and are used to connect and fix screen 102.

[0031] Further, screen 102 covers a single connecting frame, and the shape of screen 102 is consistent with the connecting frame, a plurality of screen holes 102a are evenly formed on the upper end of screen 102, the size of the screen holes 102a is selected according to the type of material to be screened, and connecting plates 102b are vertically and symmetrically arranged on the both sides of screen 102.

[0032] In use, after the screen assembly 100 is fixed to the vibrating device through the fixing hole 101b-2, the device is started and the material is placed, and during the vibrating screening process, the left and right vibration of the material will impact the longitudinal baffle 101c, and due to the dense distribution of the longitudinal baffle 101c, the vibration amplitude of the material will not be accumulated and enlarged, and if the material is accumulated when the material is placed, the material can diffuse to the adjacent screen 102 through the material through hole 101c-1 during the vibrating process, and finally the uniform distribution of the material is realized through the small amplitude.

[0033] In summary, by making the longitudinal baffle 101c higher than the screen 102 and providing the material through hole 101c-1 thereon, the amplitude of the material can be reduced under the premise of ensuring the material flow, and the impact damage of the material to the screen can be prevented.

[0034] Embodiment 2

[0035] Reference Figs. 1-3 For the second embodiment of the utility model, based on the previous embodiment, the embodiment provides a sand and gravel particle screen, which is different from the first embodiment: a plurality of clamping grooves 102b-1 are uniformly and intermittently arranged on the connecting plate 102b, the clamping grooves 102b-1 are L-shaped, the short side of the L-shaped clamping grooves 102b-1 penetrates the lower side of the connecting plate 102b, the horizontal section of the L-shaped clamping grooves 102b-1 is opposite to the clamping hole 101d-1, and the shape of the horizontal section of the L-shaped clamping grooves 102b-1 is consistent with the shape of the clamping hole 101d-1.

[0036] Further, the transverse baffle 101a is provided with a clamping rod limiting groove 101a-1 at the side of the connecting position of the clamping plate 101d, which can limit the circumferential rotation of the clamping rod 201 and limit the transverse movement distance of the clamping rod 201, and the other transverse baffle 101a is provided with a clamping rod hole 101a-2 at the position corresponding to the clamping rod limiting groove 101a-1.

[0037] Further, one end of the clamping rod 201 is a limiting block 201a, which is arranged in the clamping rod limiting groove 101a-1, and the other end of the clamping rod 201 extends out of the clamping rod hole 101a-2, and the other end of the clamping rod 201 extending out of the clamping rod hole 101a-2 is a threaded adjusting section 201b, which cooperates with the fixing nut 202.

[0038] Further, the side of the clamping rod 201 is also uniformly and intermittently provided with a plurality of clamping blocks 201c, which extend into the clamping hole 101d-1 and cooperate with the clamping grooves 102b-1 one by one.

[0039] Further, the clamping assembly 200 is arranged above the area of the edge of the screen 102 without the screen hole 102a.

[0040] In use, when the screen 102 is damaged and needs to be replaced, loosen the fixing nuts 202 on both sides of the corresponding screen 102, push the clamping rod 201 until it cannot be pushed, at this time the clamping block 201c enters the vertical section of the clamping groove 102b-1, pull the screen 102 upwards, and the damaged screen 102 can be taken out. Then put in a new screen 102 and install it in reverse according to the above process.

[0041] In summary, by adding the clamping assembly 200, the screen 102 can be conveniently replaced in blocks, reducing maintenance time and replacement and installation procedures.

[0042] Importantly, it should be noted that the configurations and arrangements of the present application shown in the various exemplary embodiments are merely illustrative. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art will readily appreciate that many modifications are possible in the exemplary embodiments without materially departing from the novel teachings and advantages of the subject matter described in this application (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.). For example, the elements shown as integrally formed can be constructed of multiple parts or elements, the position of elements can be reversed or otherwise varied, and the nature or number of discrete elements or positions can be altered or varied. Accordingly, all such modifications are intended to be included within the scope of the present application. The order or sequence of any process or method steps can be varied or re-ordered according to alternative embodiments. Any "means plus function" clauses are intended to cover the structures described herein as performing the recited functions and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes, and omissions can be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present application. Accordingly, the present application is not limited to the particular embodiments described and illustrated herein, but extends to equivalents of which the skilled in the art will appreciate.

[0043] Furthermore, in order to provide a concise description of exemplary embodiments, not all features of an actual implementation can be described (i.e., those unrelated to the disclosure of the best mode of practicing the present application, or those that are well-known).

[0044] It is to be understood that in the development of any actual implementation, numerous implementation-specific decisions can be made. These development efforts can significantly impact the complexity of the illustrative embodiments described herein and the specifics of the illustrative embodiments can be incorporated into other implementations all without departing from the spirit and scope of the present application.

[0045] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A grit particle screen, characterized by: The application relates to a screen assembly (100) comprising a fixed support (101) and a screen (102) arranged on the fixed support (101), wherein the screen (102) is arranged in an array on the fixed support (101). The screen assembly (100) further comprises a clamping assembly (200) arranged on the fixed support (101) and matched with the screen (102), wherein the clamping assembly (200) comprises a clamping rod (201) matched with the screen (102) and a fixed nut (202) matched with the clamping rod (201). The fixed support (101) is provided with transverse baffles (101a) on both sides, which are arranged in parallel to each other, and longitudinal fixed plates (101b) connected to both ends of the transverse baffles (101a), respectively.

2. The grit screen of claim 1, wherein: The longitudinal fixed plates (101b) are provided with a plurality of longitudinal baffles (101c) arranged in an array between the longitudinal fixed plates (101b) on both sides.

3. The grit screen of claim 2, wherein: The longitudinal fixed plates (101b) are provided with a plurality of fixed holes (101b-2) arranged in an array on the outer side of the longitudinal fixed plates (101b).

4. The grit screen of claim 3, wherein: The longitudinal baffles (101c) are provided with a plurality of material through holes (101c-1) arranged in an array on the longitudinal baffles (101c).

5. The grit screen of claim 4, wherein: The screen (102) covers a single connecting frame, and is provided with a plurality of screen holes (102a) arranged in an array on the upper end of the screen (102).

6. The grit screen of claim 5, wherein: The connecting plates (102b) are provided with a plurality of clamping grooves (102b-1) arranged in an array.

7. The sand grit screen of claim 6, wherein: The transverse baffles (101a) are provided with a clamping rod limiting groove (101a-1) on the side of the position connected with the clamping plate (101d).

8. The sand grit screen of claim 6, wherein: The clamping rod (201) is arranged in the clamping rod limiting groove (101a-1) at one end and extends out of the clamping rod hole (101a-2) at the other end. The clamping rod (201) is provided with a limiting block (201a) at one end, which is matched with the clamping rod limiting groove (101a-1) in shape. The clamping rod (201) is provided with a threaded adjusting section (201b) at the other end extending out of the clamping rod hole (101a-2), which is matched with the fixed nut (202).

9. The grit screen of claim 8, wherein: The side of the engaging rod (201) is also uniformly spaced with a plurality of engaging blocks (201c) which extend into the engaging hole (101d-1) and match with the engaging slot (102b-1) one by one.

10. The sand grit screen of claim 4, wherein: The engaging assembly (200) is arranged above the area where the edge of the screen (102) is free of the screen hole (102a).

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