CN214812509U

CN214812509U - Portable sand screening device for wet-mixed mortar

Info

Publication number: CN214812509U
Application number: CN202120847191.0U
Authority: CN
Inventors: 陈友治; 王云; 王基良
Original assignee: Wuhan Liangmo Technology Co ltd
Current assignee: Wuhan Liangmo Technology Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-23
Anticipated expiration: 2031-04-23

Abstract

The utility model provides a portable wet mixture is sieve sand device for mortar, include the base and set up the screen cloth on the base. The base comprises a base frame, two high pillars vertically arranged on one side of the base frame and two low pillars vertically arranged on the other side of the base frame; the upper parts of the high support and the low support are respectively sleeved with a high-elasticity rubber ring, two ends of the screen are respectively connected with the upper surface of the high-elasticity rubber ring through fixing pieces, and the lower surface of the screen is provided with a vibrator. In this way, the utility model provides a portable is sand sieving device for wet-mixed mortar can avoid the vibrations friction that direct contact produced between screen cloth and the base pillar when realizing automatic sand sieving to effective noise reduction equipment. And the sand screening device has the advantages of simple structure, easy operation, convenient maintenance, lower manufacturing and use cost and higher use convenience, and realizes the flexible and convenient conversion of the production of concrete and wet-mixed mortar in a concrete mixing plant.

Description

Portable sand screening device for wet-mixed mortar

Technical Field

The utility model relates to a building material production facility technical field especially relates to a portable is sieve sand device for wet mix mortar.

Background

The traditional dry-mixed mortar is easy to cause the problems of raised dust in construction sites, low construction efficiency, high labor cost, poor uniformity of the mortar and the like, so that the application of the traditional dry-mixed mortar is limited. Compared with the traditional dry-mixed mortar, the wet-mixed mortar does not need on-site stirring, has adjustable opening time, easily controlled quality and great advantages, and is widely applied.

At present, wet-mixed mortar is generally produced by a commercial concrete mixing plant directly on concrete production equipment. However, the wet-mixed mortar has a special requirement on the fineness of the sand, and therefore, it is necessary to add a sand screening device to the concrete production facility to control the required fineness of the wet-mixed mortar.

For example, patent publication No. CN212550393U provides a sand screening device for building concrete mortar. The device comprises a rack and a sand screening structure positioned in the rack, wherein the rack comprises an inclined box body, and the sand screening structure comprises a sand screening plate which is consistent with the inclined direction of the inclined box body; this patent forms through the carousel that sets up and the cooperation between articulated rod and the screening sand board and rotates the rocker structure, makes the screening sand board shake automatically under the rotation of carousel drives to make fine sand see through the screening sand board, separate the coarse sand, accomplish automatic screening sand. However, the device can enable the sand sieving plate to automatically shake only by arranging a complex rotary rocker structure, the whole structure is complex, and the use convenience is low; meanwhile, the box body structure of the sand screening device is relatively complex, and the sand screening device is not convenient to disassemble and carry, and flexible use and maintenance of the sand screening device are affected.

In view of the above, a portable sand sieving device for wet-mixed mortar is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the defect of above-mentioned prior art, the utility model aims to provide a portable is sieve sand device for wet mixture mortar. The vibrator is arranged on the lower surface of the screen, and the high-elasticity rubber ring is arranged between the screen and the support of the base, so that the automatic sand screening is realized, the vibration friction generated by direct contact between the screen and the support of the base is avoided, and the noise of the equipment is effectively reduced; and through set up to detachable the connection between screen cloth and base, wire net and the screen cloth frame, set up the handle in screen cloth both sides simultaneously, make sieve sand device convenient to detach and transport, realized the nimble convenient conversion of concrete with wet-mixed mortar when improving its use convenience.

In order to achieve the purpose, the utility model provides a portable sand sieving device for wet-mixed mortar, which comprises a base and a screen arranged on the base; the base comprises a base frame, two high pillars vertically arranged on one side of the base frame and two low pillars vertically arranged on the other side of the base frame; the high pillar with the upper portion of low pillar is equipped with high elasticity rubber circle respectively in the cover, the both ends of screen cloth respectively through the mounting with the upper surface of high elasticity rubber circle is connected, the lower surface of screen cloth is provided with the vibrator.

As a further improvement of the utility model, the high pillar with the low pillar all include thick steel column, set up in the gasket of thick steel column upper surface and set up perpendicularly in the thin steel column of gasket upper surface, thick steel column with the coaxial setting of thin steel column.

As a further improvement of the utility model, the high-elasticity rubber ring is arranged on the upper surface of the gasket and sleeved outside the thin steel column, and the thin steel column penetrates through the fixing piece and the screen; the position that fine steel column upper portion wore out the screen cloth is equipped with the external screw thread, the internal thread connection of external screw thread and nut is used for right the screen cloth is fixed.

As a further improvement of the utility model, the screen comprises a screen frame and a steel wire mesh laid on the upper surface of the screen frame; the screen frame comprises a rectangular outer frame and at least one supporting beam arranged in the rectangular outer frame.

As a further improvement, the summit department of rectangle frame is provided with the confession the preformed hole that thin steel column wore out, the diameter of preformed hole is less than the external diameter of nut.

As a further improvement of the utility model, the wire net with the rectangle frame reaches a supporting beam passes through the detachable connection of bolt.

As a further improvement, the bilateral symmetry of the rectangular outer frame is provided with handles for hoisting.

As a further improvement of the present invention, the high pillar and the low pillar are provided with a reinforcing rib at the junction of the base frame.

As a further improvement of the utility model, the vibrator is the dull and stereotyped vibrator of attached type, and its power is 2.2kW, and the exciting force is 7 kN.

As a further improvement, the screen is 15 ~ 30 for the planar inclination at base frame place.

The utility model has the advantages that:

(1) the portable sand sieving device for wet-mixed mortar provided by the utility model comprises a base and a screen arranged on the base, wherein the vibrator is arranged on the lower surface of the screen, and the high-elasticity rubber ring is arranged between the screen and a pillar of the base, so that not only can automatic sand sieving be realized by a simple structure, and the sand for wet-mixed mortar with required fineness can be obtained; the vibration friction generated by direct contact between the screen and the base pillar can be avoided, and the noise of the equipment is effectively reduced, so that the requirements of actual production and application are met.

(2) The utility model discloses a set up to detachable being connected between screen cloth and base, wire net and the screen cloth frame, not only be convenient for install, dismantle and maintain the sieve sand device, can also be according to the grain gradation of required sand and the wire net in different apertures of fineness change to satisfy the application demand under the different scenes. And simultaneously, the utility model discloses a set up the handle in screen cloth both sides, be convenient for carry the sieve sand device through the mode of hoist and mount, it is wider to use the scene.

(3) The utility model provides a portable is sieve sand device for wet-mixed mortar simple structure, easily operation, the maintenance of being convenient for, and it is lower to make and use cost, has higher use convenience. In the practical application process, only need will when commodity concrete mixing plant production wet mix mortar the utility model provides a sieve sand device hoist and mount under the sand on the feed bin, can obtain the required sand of wet mix mortar fast, realized concrete in the concrete mixing plant and the nimble convenient conversion of wet mix mortar production, have higher practical application and worth.

Drawings

Fig. 1 is the utility model provides a pair of portable wet mix is screening sand device for mortar's structural schematic.

Fig. 2 is the utility model provides a pair of the structure schematic diagram of screen cloth in portable wet mix sand screening device for mortar.

Reference numerals

1. Screening a screen; 11. a screen frame; 111. an outer frame; 1111. reserving a hole; 112. a support beam; 12. steel wire mesh; 13. a bolt; 14. a handle; 21. a base frame; 22. a high post; 221. a first coarse steel column; 222. a first gasket; 223. a first thin steel column; 23. a lower leg; 231. a second coarse steel column; 232. a second gasket; 233. a second thin steel column; 24. reinforcing ribs; 3. a high-elasticity rubber ring; 4. a fixing member; 5. a vibrator; 6. and a nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in figure 1 and figure 2, the utility model provides a portable wet mix is screening sand device for mortar, including the base with set up in screen cloth 1 on the base. Wherein, the base comprises a base frame 21, two high struts 22 vertically arranged at one side of the base frame 21 and two low struts 23 vertically arranged at the other side of the base frame 21; the upper parts of the high support column 22 and the low support column 23 are respectively sleeved with a high-elasticity rubber ring 3, and two ends of the screen mesh 1 are respectively connected with the upper surface of the high-elasticity rubber ring 3 through fixing pieces 4 to form an inclined plane; the lower surface of the mesh 1 is provided with a vibrator 5.

The utility model discloses an in the embodiment, base frame 21 is formed by the billet welding, is the rectangle, and its length and width all slightly is less than the feed bin on the sand in the commercial concrete mixing plant production line, is convenient for lay. Meanwhile, the joints of the high pillars 22 and the low pillars 23 and the base frame 21 are provided with reinforcing ribs 24 for enhancing the stability of the high pillars 22 and the low pillars 23 to ensure the stability of the sand sieving device.

The utility model discloses an in the embodiment, vibrator 5 is attached to formula flat plate vibrator 5, sets up in the middle part of screen cloth 1 lower surface, and its power is 2.2kW, and exciting force is 7kN, can drive screen cloth 1 vibration after opening vibrator 5, realizes automatic sieve sand, and whole use has higher convenience.

Specifically, referring to fig. 1, in an embodiment of the present invention, the high support column 22 includes a first thick steel column 221 perpendicular to the base frame 21, a first spacer 222 horizontally disposed on an upper surface of the first thick steel column 221, and a first thin steel column 223 vertically disposed on an upper surface of the first spacer 222, wherein the first thick steel column 221 and the first thin steel column 223 are coaxially disposed. Similarly, the lower column 23 includes a second thick steel column 231 perpendicular to the base frame 21, a second spacer 232 horizontally disposed on the upper surface of the second thick steel column 231, and a second thin steel column 233 vertically disposed on the upper surface of the second spacer 232, wherein the second thick steel column 231 and the second thin steel column 233 are coaxially disposed. The height of the first thick steel column 221 is higher than that of the second thick steel column 231, so that the high support 22 is higher than that of the low support 23, and the screen 1 connected with the high support 22 and the low support 23 at two sides is inclined relative to the plane of the base frame 21.

In one embodiment of the present invention, the inclination angle of the screen mesh 1 relative to the plane of the base frame 21 is 15 to 30 °; if the inclination angle is too small, the screened residue after sand screening is not easy to roll down, and the sand screening efficiency is influenced; if the inclination angle is too large, the speed of the sand rolling is too high, and the sand screening is not thorough.

In an embodiment of the present invention, the high elastic rubber ring 3 is disposed on the upper surface of the gasket and sleeved outside the thin steel column, and the thin steel column penetrates through the fixing member 4 and the screen mesh 1. Wherein, mounting 4 and screen cloth 1 are through welded mode fixed connection to guarantee that the screen cloth 1 of slope setting can be connected with the level upper surface fastness of high elasticity rubber circle 3. Meanwhile, the position of the upper part of the thin steel column penetrating out of the screen mesh 1 is provided with an external thread, and the external thread is connected with the internal thread of the nut 6 and used for detachably fixing the screen mesh 1.

Through the arrangement mode, when the vibrator 5 drives the screen mesh 1 to vibrate, the high-elasticity rubber ring 3 can effectively avoid vibration friction generated by direct contact between the screen mesh 1 and the high support column 22 and the low support column 23, and effectively reduce the noise of equipment; moreover, the screen 1 can be conveniently fixed and detached by installing and detaching the nut 6, so that the screen 1 is conveniently integrally disassembled, maintained and maintained, the use convenience of the sand screening device is improved, and the service life of the sand screening device is prolonged.

Referring to fig. 2, in an embodiment of the present invention, the screen 1 includes a screen frame 11 and a steel wire mesh 12 laid on an upper surface of the screen frame 11. The screen frame 11 includes a rectangular outer frame 111 and at least one support beam 112 disposed in the rectangular outer frame 111. In one embodiment of the present invention, the supporting beam 112 includes a supporting beam and two supporting vertical beams parallel to each other; in other embodiments, the direction and the number of the supporting beams 112 may be adjusted according to actual conditions, so as to support the steel wire mesh 12.

The utility model discloses an in the embodiment, rectangle frame 111's summit department is provided with the preformed hole 1111 that supplies thin steel column to wear out, and the diameter of preformed hole 1111 is less than the external diameter of nut 6 to fix screen cloth 1 behind the installation nut 6. Meanwhile, the steel wire mesh 12 is detachably connected with the rectangular outer frame 111 and the support beam 112 through bolts 13. Based on such mode of setting, not only be convenient for install, dismantle and maintain the sand screening device, can also be according to the wire net 12 of the grain composition and the fineness change different apertures of required sand to satisfy the application demand under the different scenes.

The utility model discloses an in the embodiment, rectangle frame 111's both sides still symmetry is provided with the handle 14 that is used for the hoist and mount, is convenient for carry the sand screening device through the mode of hoist and mount, and the application scene is wider.

Following the utility model provides a pair of portable wet mix sand screening device for mortar's theory of operation explains:

firstly, a steel wire mesh 12 with a proper aperture is selected according to the required particle composition and fineness, and the steel wire mesh 12 is detachably connected with an outer frame 111 and a support beam 112 through bolts 13 to complete the installation of the screen mesh 1. And then the four high-elasticity rubber rings 3 are respectively sleeved on the two high struts 22 and the two low struts 23, then the installed screen mesh 1 is placed on the base, so that the thin steel columns penetrate through the preformed holes 1111 on the outer frame 111, and then the thin steel columns are fixed by the nuts 6. Install vibrator 5 in the middle part of screen cloth 1 lower surface at last, accomplish promptly the utility model provides a portable is sieve sand device for wet-mixed mortar's installation.

The sand screening device is hung on a sand discharging bin through a handle 14 arranged on the outer side of the screen mesh 1, the power supply of the vibrator 5 is switched on, the vibrator 5 is started, the screen mesh 1 automatically vibrates to screen sand, screen residue with larger granularity rolls down along the inclined plane of the screen mesh 1, fine sand meeting the fineness requirement falls into the sand discharging bin at the bottom of the screen mesh 1 after being screened, and collection of the sand required by wet-mixed mortar is completed. The whole sand screening process is simple, convenient and efficient, and has higher convenience; and the sand screening device is convenient to install and disassemble, easy to maintain and has higher practical application value.

To sum up, the utility model provides a portable wet mix sand screening device for mortar, include the base and set up the screen cloth on the base. The base comprises a base frame, two high pillars vertically arranged on one side of the base frame and two low pillars vertically arranged on the other side of the base frame; the upper parts of the high support and the low support are respectively sleeved with a high-elasticity rubber ring, two ends of the screen are respectively connected with the upper surface of the high-elasticity rubber ring through fixing pieces, and the lower surface of the screen is provided with a vibrator. In this way, the utility model provides a portable is sand sieving device for wet-mixed mortar can avoid the vibrations friction that direct contact produced between screen cloth and the base pillar when realizing automatic sand sieving to effective noise reduction equipment. And the sand screening device has the advantages of simple structure, easy operation, convenient maintenance, lower manufacturing and use cost and higher use convenience, and realizes the flexible and convenient conversion of the production of concrete and wet-mixed mortar in a concrete mixing plant.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention 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 invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a portable is sand sieving device for wet-mixed mortar which characterized in that: comprises a base and a screen (1) arranged on the base; the base comprises a base frame (21), two high pillars (22) vertically arranged on one side of the base frame (21) and two low pillars (23) vertically arranged on the other side of the base frame (21); high pillar (22) with the upper portion of low pillar (23) is equipped with high elasticity rubber circle (3) respectively, the both ends of screen cloth (1) respectively through mounting (4) with the upper surface connection of high elasticity rubber circle (3), the lower surface of screen cloth (1) is provided with vibrator (5).

2. The portable sand screening device for wet-mixed mortar according to claim 1, wherein: the high strut (22) and the low strut (23) respectively comprise a thick steel column, a gasket arranged on the upper surface of the thick steel column and a thin steel column vertically arranged on the upper surface of the gasket, and the thick steel column and the thin steel column are coaxially arranged.

3. The portable sand screening device for wet-mixed mortar according to claim 2, characterized in that: the high-elasticity rubber ring (3) is arranged on the upper surface of the gasket and sleeved outside the thin steel column, and the thin steel column penetrates through the fixing piece (4) and the screen (1); the position that fine steel column upper portion wore out screen cloth (1) is equipped with the external screw thread, the internal thread connection of external screw thread and nut (6) is used for right screen cloth (1) is fixed.

4. The portable sand screening device for wet-mixed mortar according to claim 3, wherein: the screen (1) comprises a screen frame (11) and a steel wire mesh (12) laid on the upper surface of the screen frame (11); the screen frame (11) comprises a rectangular outer frame (111) and at least one supporting beam (112) arranged in the rectangular outer frame (111).

5. The portable sand screening device for wet-mixed mortar according to claim 4, wherein: and a preformed hole (1111) for the thin steel column to penetrate out is arranged at the vertex of the rectangular outer frame (111), and the diameter of the preformed hole (1111) is smaller than the outer diameter of the nut (6).

6. The portable sand screening device for wet-mixed mortar according to claim 4, wherein: the steel wire mesh (12) is detachably connected with the rectangular outer frame (111) and the supporting beam (112) through bolts (13).

7. The portable sand screening device for wet-mixed mortar according to claim 4, wherein: handles (14) for hoisting are symmetrically arranged on two sides of the rectangular outer frame (111).

8. The portable sand screening device for wet-mixed mortar according to claim 1, wherein: and reinforcing ribs (24) are arranged at the joints of the high support columns (22) and the low support columns (23) and the base frame (21).

9. The portable sand screening device for wet-mixed mortar according to claim 1, wherein: the vibrator (5) is an attached flat vibrator (5), the power of the vibrator is 2.2kW, and the exciting force is 7 kN.

10. The portable sand screening device for wet-mixed mortar according to claim 1, wherein: the inclination angle of the screen (1) relative to the plane where the base frame (21) is located is 15-30 degrees.