CN218360559U

CN218360559U - Fixing device for jarring type vibrating screen machine

Info

Publication number: CN218360559U
Application number: CN202222122883.6U
Authority: CN
Inventors: 童贻伟; 林武
Original assignee: Hubei Heli Jiusheng Concrete Co ltd
Current assignee: Hubei Heli Jiusheng Concrete Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-01-24
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to the technical field of concrete, in particular to a jolting type sieving machine fixing device, which comprises a sieving machine body, wherein the upper end of the sieving machine body is provided with a sleeve sieve assembly, and the jolting type sieving machine fixing device also comprises a pressing and fixing mechanism for fixing the sleeve sieve assembly; the pressing and fixing mechanism comprises a pressing plate, a fixing screw rod, a fixing frame and a plurality of fixing rods, the utility model compresses and fixes each screen of the screen sleeving component of the vibrating screen body through the pressing and fixing mechanism, on one hand, the pressing plate descends to be abutted against the upper end of the screen sleeving component, and the screen sleeving component is prevented from moving axially; on the other hand, the positioning bayonet is clamped with the positioning groove positioned on the periphery of the fixed rod by rotating the positioning block, and the radial movement of the screen sleeving component is prevented after the edge of the pressing plate is fixed with the fixed rod; through above-mentioned dual pressing effect increase the packing force to each screen cloth of set screen subassembly, effectively improve fixed effect that compresses tightly.

Description

Fixing device for jarring type vibrating screen machine

Technical Field

The utility model relates to a concrete detection technical field, concretely relates to jarring formula sieving machine fixing device.

Background

The formula of jarring sieving machine is one of the detecting instrument that is used for laboratory granularity screening analysis, has extensive application when screening grit in the concrete field, and the principle of screening is: the vibration type sieving machine is provided with a plurality of screen meshes, the screen meshes are coaxially stacked along the vertical direction, the diameters of the screen meshes are gradually reduced from top to bottom, the screen meshes are stacked orderly and then compressed, then the screen meshes are driven to vibrate synchronously by vibration, particles with small particle sizes can fall down until the particles enter the corresponding screen meshes, and finally the mass of the particles in the corresponding screen meshes is measured.

When the existing jarring type vibrating screen machine is used, only the compression screw is used for downwards pressing to realize axial limiting of the sleeve screen assembly, when the compression screw and the screen cover move up and down along with the screening process of the screen, the reciprocating movement easily enables threaded connection between the compression screw and the crosspiece to be loosened, the pressing force on the screen is reduced, and then the screen is easily loosened.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims to provide a formula sieving machine fixing device shocks can compress tightly fixedly to the sieving machine screen cloth to improve the stability of sieving machine operation.

The utility model adopts the technical proposal that: a fixing device of a vibration type sieving machine comprises a sieving machine body, wherein a sleeve sieve assembly is arranged at the upper end of the sieving machine body, and the fixing device also comprises a pressing fixing mechanism for fixing the sleeve sieve assembly; the pressing and fixing mechanism comprises a pressing plate, a fixing screw rod, a fixing frame and a plurality of fixing rods, the fixing rods are arranged around the sleeve screen assembly, the lower ends of the fixing rods are fixed with the upper end of a screen mesh of the vibrating screen body, and a taking and placing opening for taking and placing the sleeve screen assembly is formed between two adjacent fixing rods; the fixed frame is fixedly connected with the upper end of each fixed rod, the pressing plate is positioned between the screen sleeving assembly and the fixed frame, the fixed screws are vertically arranged, one end of each fixed screw is movably connected with the pressing plate, and the other end of each fixed screw is in threaded fit with the fixed frame; the clamp plate periphery articulates there is the locating piece, the locating piece front end outside is equipped with the location bayonet socket, the location bayonet socket can with the constant head tank block of interval arrangement on the dead lever periphery.

According to the technical scheme, a pressing and fixing mechanism is adopted to press and fix each screen of a screen sleeving component of a vibrating screen body, a fixing frame is arranged at the upper end of a fixing rod, the lower end of a fixing screw in threaded connection with the fixing frame presses and fixes the upper end of the screen sleeving component through a pressing plate, and when the fixing screw is rotated, the pressing plate descends to abut against the upper end of the screen sleeving component, so that the screen sleeving component is prevented from moving axially; meanwhile, after the pressing plate descends to the corresponding height, the positioning bayonet is clamped with the positioning groove positioned on the periphery of the fixing rod by rotating the positioning block, and the radial movement of the screen sleeving assembly is prevented after the edge of the pressing plate is fixed with the fixing rod; through above-mentioned dual pressing effect increase the packing force to each screen cloth of set screen subassembly, effectively improve fixed effect that compresses tightly.

Furthermore, the positioning bayonet and the inner wall of the positioning groove are attached with an anti-seismic cushion layer.

Furthermore, the lower surface of the pressing plate is provided with a plurality of pressing cushion blocks which can be in close contact with a screen cover at the upper end of the screen sleeving component.

Further, compress tightly the cushion lower surface and be equipped with the negative pressure groove that can adsorb set sieve subassembly upper end screen cover.

Furthermore, a rotating handle is arranged above the fixing frame and fixedly connected with the upper end of the fixing screw rod.

Further, the outside that the locating piece deviates from the location bayonet socket is equipped with the bayonet socket handle.

Furthermore, the screen seat upper surface of sieving machine body is equipped with the fixed station that encircles each dead lever and arrange, the fixed station corresponds to get and puts the mouth and has the breach and make the fixed station be C shape and arrange, the fixed station is fixed continuous with the dead lever.

Furthermore, the pressure strip outside is equipped with spacing boss, spacing boss can offset with the sieve lid periphery of set sieve subassembly upper end.

The utility model has the advantages that: the utility model compresses and fixes each screen of the screen sleeve component of the vibrating screen body through the compressing and fixing mechanism, on one hand, the screen sleeve component is prevented from axial movement by the descending of the compressing plate and the counterbalance of the upper end of the screen sleeve component; on the other hand, the positioning bayonet is clamped with the positioning groove positioned on the periphery of the fixing rod by rotating the positioning block, and the radial movement of the sleeve screen assembly is prevented after the edge of the pressing plate is fixed with the fixing rod; the pressing force on each screen of the screen sleeving assembly is increased through the double pressing action, so that the fixing and pressing effect is effectively improved; has higher practical value and popularization value.

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 perspective view of a fixing device of a jarring type sieving machine provided by the embodiment of the utility model.

Reference numerals: the vibrating screen machine comprises a vibrating screen machine body 100, a screen sleeving assembly 200, a pressing plate 300, a limiting boss 310, a fixing screw 400, a fixing frame 500, a fixing rod 600, a positioning groove 610, a positioning block 700, a positioning bayonet 710, a pressing cushion block 800, a rotating handle 900, a bayonet handle 1000 and a fixing table 1100.

Detailed Description

Embodiments of the present invention will be described in detail below 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.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1, an embodiment of the present invention provides a fixing device for a jarring type sieving machine, which includes a sieving machine body 100, a sleeve sieve assembly 200 disposed at the upper end of the sieving machine body 100, and a pressing fixing mechanism for fixing the sleeve sieve assembly 200; the pressing and fixing mechanism comprises a pressing plate 300, a fixing screw 400, a fixing frame 500 and a plurality of fixing rods 600, the fixing rods 600 are arranged around the sleeve screen assembly 200, the lower ends of the fixing rods 600 are fixed with the upper end of a screen of the vibrating screen machine body 100, and a taking and placing opening for taking and placing the sleeve screen assembly 200 is formed between two adjacent fixing rods 600; the fixing frame 500 is fixedly connected with the upper end of each fixing rod 600, the pressing plate 300 is positioned between the screen sleeving assembly 200 and the fixing frame 500, the fixing screws 400 are vertically arranged, one end of each fixing screw 400 is movably connected with the pressing plate 300, and the other end of each fixing screw 400 is in threaded fit with the fixing frame 500; the periphery of the pressing plate 300 is hinged with a positioning block 700, a positioning bayonet 710 is arranged on the outer side of the front end of the positioning block 700, and the positioning bayonet 710 can be clamped with a positioning groove 610 arranged on the periphery of the fixing rod 600 at intervals.

As shown in fig. 1, with the above arrangement, in this embodiment, a pressing and fixing mechanism is used to press and fix each screen of the screen sleeving assembly 200 of the vibrating screen machine body 100, specifically, a fixing frame 500 is arranged at the upper end of a fixing rod 600, the lower end of a fixing screw 400 screwed with the fixing frame 500 presses and fixes the upper end of the screen sleeving assembly 200 through a pressing plate 300, and when the fixing screw 400 is rotated, the pressing plate 300 descends to abut against the upper end of the screen sleeving assembly 200, so as to prevent the screen sleeving assembly 200 from moving axially; meanwhile, after the pressing plate 300 descends to a corresponding height, the positioning bayonets 710 are clamped with the positioning grooves 610 on the periphery of the fixing rods 600 by rotating the positioning blocks 700, and the radial movement of the nesting sieve assembly 200 is prevented after the edge of the pressing plate 300 is fixed to the fixing rods 600; the pressing force for each screen of the screen sleeving assembly 200 is increased through the dual pressing effect, and the fixing and pressing effect is effectively improved.

As shown in fig. 1, since the positioning block 700 is used for being fastened and fixed to the periphery of the fixing rod 600 to form a limiting fixation to the edge of the pressing plate 300, in order to avoid noise generated by mutual pressing between the positioning bayonet 710 and the positioning groove 610, an anti-vibration cushion layer is attached to the inner walls of the positioning bayonet 710 and the positioning groove 610 in this embodiment. The anti-seismic cushion layer can play a role in buffering and absorb impact force generated when the equipment operates and vibrates.

As shown in fig. 1, the pressing plate 300 in this embodiment moves downward to form a pressing structure on the upper end of the screen jacket assembly 200, and a plurality of pressing pads 800 capable of being in close contact with the screen cover on the upper end of the screen jacket assembly 200 are disposed on the lower surface of the pressing plate 300 in this embodiment. Through setting up and compressing tightly cushion 800 and pressure strip 300 in close contact with, can improve the effect that compresses tightly of pressure strip 300 under each compresses tightly the effect of cushion 800 after accomplishing the installation. In addition, this embodiment still is equipped with the negative pressure groove that can adsorb the upper end screen cover of jacket sieve subassembly 200 at the compact heap 800 lower surface. In this way, when the pressing plate 300 moves upward, the pressing pad 800 can adsorb the cover of the jacket screen assembly 200, thereby facilitating the removal of each screen by the technician.

As shown in fig. 1, in the present embodiment, the pressing plate 300 is controlled to move up and down by rotating the fixing screw 400, and in order to rotate the fixing screw 400, a rotating handle 900 is disposed above the fixing frame 500, and the rotating handle 900 is fixedly connected to the upper end of the fixing screw 400. Thus, the rotation handle 900 is provided to facilitate the rotation of the fixing screw 400. In addition, the positioning block 700 in this embodiment is rotatably installed outside the pressing plate 300, and the positioning bayonet 710 and the positioning clip are engaged by rotating the positioning block 700, and the bayonet handle 1000 is disposed outside the positioning block 700 away from the positioning bayonet 710 in this embodiment. The arrangement of the bayonet handle 1000 can improve the convenience of rotation of the positioning block 700.

As described above, in this embodiment, the lower ends of the fixing rods 600 are installed at the upper end of the sieving machine body 100, in order to improve the stability of installing the fixing rods 600, fixing tables 1100 arranged around the fixing rods 600 are arranged on the upper surface of the sieve base of the sieving machine body 100, the fixing tables 1100 are arranged in a C shape corresponding to the picking and placing openings having notches, and the fixing tables 1100 are fixedly connected with the fixing rods 600. In this way, the stability of the installation of the fixing lever 600 is improved by providing the fixing stage 1100.

As shown in fig. 1, when the device is used, the pressing plate 300 abuts against the screen cover at the upper end of the pressing sleeve, and in this embodiment, a limiting boss 310 is arranged outside the pressing plate 300, and the limiting boss 310 can abut against the periphery of the screen cover at the upper end of the sleeve screen assembly 200. Thus, the limiting boss 310 outside the pressing plate 300 can limit the screen cover, and the screen cover at the upper end of the screen sleeving assembly 200 is prevented from being deviated.

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 depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention.

Claims

1. A fixing device of a vibration type sieving machine comprises a sieving machine body (100), wherein a sleeve sieve assembly (200) is arranged at the upper end of the sieving machine body (100), and the fixing device is characterized by further comprising a pressing fixing mechanism for fixing the sleeve sieve assembly (200);

the pressing and fixing mechanism comprises a pressing plate (300), a fixing screw rod (400), a fixing frame (500) and a plurality of fixing rods (600), the fixing rods (600) are arranged around the sleeve screen assembly (200), the lower ends of the fixing rods (600) are fixed with the upper end of a screen mesh of the vibrating screen machine body (100), and a taking and placing opening for taking and placing the sleeve screen assembly (200) is formed between every two adjacent fixing rods (600); the fixing frame (500) is fixedly connected with the upper end of each fixing rod (600), the pressing plate (300) is positioned between the screen sleeving assembly (200) and the fixing frame (500), the fixing screws (400) are vertically arranged, one ends of the fixing screws (400) are movably connected with the pressing plate (300), and the other ends of the fixing screws are in threaded fit with the fixing frame (500);

the periphery of the pressing plate (300) is hinged with a positioning block (700), a positioning bayonet (710) is arranged on the outer side of the front end of the positioning block (700), and the positioning bayonet (710) can be clamped with positioning grooves (610) which are arranged on the periphery of the fixing rod (600) at intervals.

2. The jolting-type shaker fixing device of claim 1, wherein the positioning bayonet (710) and the inner wall of the positioning groove (610) are attached with anti-seismic cushion layers.

3. The shock type fixing device for the vibrating screen machine according to claim 1, wherein the lower surface of the compression plate (300) is provided with a plurality of compression cushion blocks (800) capable of being in close contact with a screen cover at the upper end of the screen jacket assembly (200).

4. The fixing device of the jar type sieving machine according to claim 3, characterized in that the lower surface of the pressing cushion block (800) is provided with a negative pressure groove capable of adsorbing the sieve cover at the upper end of the sleeve sieve assembly (200).

5. The fixing device of the jar shaker of claim 1, wherein a rotating handle (900) is disposed above the fixing frame (500), and the rotating handle (900) is fixedly connected with the upper end of the fixing screw (400).

6. The jar shaker fixing device of claim 1, wherein an outer side of the locating block (700) facing away from the locating bayonet (710) is provided with a bayonet handle (1000).

7. The jolting type sieving machine fixing device according to claim 1, wherein the upper surface of the sieve seat of the sieving machine body (100) is provided with a fixing table (1100) arranged around each fixing rod (600), the fixing table (1100) is provided with a notch corresponding to the taking and placing opening so that the fixing table (1100) is arranged in a C shape, and the fixing table (1100) is fixedly connected with the fixing rods (600).

8. The shock type sieving machine fixing device according to claim 1, characterized in that a limiting boss (310) is provided outside the compacting plate (300), and the limiting boss (310) can abut against the periphery of a sieve cover at the upper end of the screen jacket assembly (200).