CN220547274U - Wet-mixed mortar screening mechanism - Google Patents

Abstract

The utility model provides a wet-mixed mortar sand screening mechanism, which belongs to the technical field of sand screening equipment and comprises a base, wherein two low struts are arranged at the left end of the top wall of the base, two high struts are arranged at the right end of the top wall of the base, fixing pieces are arranged at the upper ends of the low struts and the high struts, a first frame is detachably connected with the upper ends of the four fixing pieces together, the first frame is connected with a second frame through a fixing component, and a screen is clamped and installed between the first frame and the second frame. The utility model solves the problems that the existing portable sand sieving device for wet-mixed mortar can fix a screen on an outer frame and a supporting beam through a plurality of bolts, when the screen is damaged and needs to be replaced, the bolts are required to be completely detached by using a tool and then the screen is installed, and then the bolts are screwed one by one to finish the installation of the screen, so that the operation is troublesome.

Description

Wet-mixed mortar screening mechanism

Technical Field

The utility model belongs to the technical field of sand screening equipment, and particularly relates to a wet-mixed mortar sand screening mechanism.

Background

The wet-mixed mortar is mortar mixture which is prepared by metering and mixing cementing materials, fine aggregates, additives, water and various components determined according to the performance in a mixing station according to a certain proportion. According to engineering construction requirements, sand used in wet-mixed mortar generally needs to be screened by a sand screening mechanism to control the required fineness of the wet-mixed mortar.

The prior art CN214812509U discloses a portable sand screening device for wet-mixed mortar, which can realize automatic sand screening, simultaneously avoid vibration friction generated by direct contact between a screen and a base support, effectively reduce equipment noise, has higher use convenience, and realizes flexible and convenient conversion of concrete and wet-mixed mortar production in a concrete mixing station;

the device is fixed the screen cloth on frame and supporting beam through a plurality of bolts, when the screen cloth is damaged and need be changed, need use the instrument to lift the bolt totally off again and install the screen cloth, later screw the bolt one by one again and just can accomplish the installation of screen cloth, troublesome operation.

Disclosure of Invention

The utility model provides a sand screening mechanism for wet-mixed mortar, which aims to solve the problems that the existing sand screening device for the wet-mixed mortar can fix a screen on an outer frame and a supporting beam through a plurality of bolts, when the screen is damaged and needs to be replaced, the bolts are required to be completely detached by using a tool and then the screen is installed, and then the bolts are screwed one by one to finish the installation of the screen, so that the operation is troublesome.

The embodiment of the utility model provides a wet-mixed mortar sand screening mechanism, which comprises a base, wherein two low struts are arranged at the left end of the top wall of the base, two high struts are arranged at the right end of the top wall of the base, fixing pieces are arranged at the upper ends of the low struts and the high struts, a first frame is detachably connected with the upper ends of the four fixing pieces together, the first frame is connected with a second frame through a fixing component, and a screen is clamped and installed between the first frame and the second frame.

Further, the fixed subassembly is including seting up cavity in the frame two, the cavity is "concave" shape, sliding connection has the push plate in the roof of cavity, the bottom fixedly connected with of push plate a plurality of spring, the other end and the inner wall fixed connection of cavity of spring, the equal fixedly connected with movable rod in both ends about the push plate, fixedly connected with a plurality of clamping rod on the lateral wall of movable rod, the clamping rod is "L" shape, a plurality of joint groove has been seted up on the inner wall that frame one is close to frame two, the quantity, the shape and the clamping rod adaptation of joint groove, the clamping rod runs through the outside that extends to the cavity and with joint groove joint, the middle part opening part fixedly connected with backup pad two of frame one, a plurality of opening has been seted up on the backup pad two, the middle part opening part fixedly connected with backup pad one of frame two, a plurality of opening has been seted up in the backup pad one, the centre gripping is installed between backup pad one and backup pad two.

Through adopting above-mentioned technical scheme, when the screen cloth is damaged to need change, press the push plate and drive movable rod and joint pole and move down, the upper end of joint pole and the upper end in joint groove break away from this moment, thereby remove the joint, can dismantle frame two from frame one, realize the demolish of screen cloth, when needs installation new screen cloth, place the screen cloth on backup pad two, press the push plate and make the joint pole move down, the quantity and the shape in joint groove and joint pole adaptation, insert the joint pole in corresponding joint groove, loosen the push plate, push plate and joint pole are moved up under the drive of spring resilience force for joint pole and joint groove joint realize installing frame two to frame one, the screen cloth centre gripping is installed between backup pad one and backup pad two, realize the installation of screen cloth, the dismantlement and the installation easy operation of screen cloth, swiftly, need not use other instruments, avoided using the bolt fastening and lead to dismantling and the trouble problem of installation operation of screen cloth.

Further, the lower end of the movable rod is sleeved with a limiting plate in a sliding mode, and the limiting plate is fixedly connected with the inner wall of the cavity.

Through adopting above-mentioned technical scheme, the setting of limiting plate is convenient for guide movable rod reciprocates.

Further, four mount pads of fixedly connected with on the roof of base, the lower extreme of low pillar and high pillar is rotated through pivot and mount pad and is connected, set up flutedly on the lateral wall of low pillar and high pillar, fixedly connected with joint piece on the diapire of recess, be provided with the spliced pole between low pillar and the high pillar, the draw-in groove has been seted up on the diapire at spliced pole both ends, two between the high pillar spliced pole between high pillar and the adjacent low pillar stretches into in the recess, just joint piece and draw-in groove joint, two fixedly connected with fixed plate on the opposite face of low pillar, fixedly connected with joint piece on the roof of fixed plate, joint piece and spliced pole joint, the roof of fixed part is the inclined plane, fixedly connected with U template two on the inclined plane, the diapire of frame one corresponds U template two fixedly connected with U template one, U template and U template two joint templates.

Through adopting above-mentioned technical scheme, when needs transport the device, upwards remove frame one and frame two along the inclined plane of mounting, U template one shifts out from U template two to dismantle frame one and frame two from the device, then dismantle the spliced pole between two low pillars, dismantle the spliced pole that will remain again, rotate low pillar and high pillar at last, realize the reduction of device volume, reduce the transportation space that the device occupy, convenient transport.

Further, the low leg is located between two high legs.

By adopting the technical scheme, the positions of the low support column and the high support column are staggered, the transportation space occupied by the device is reduced, and the device is convenient to carry.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the fixing assembly is arranged, when the screen is damaged and needs to be replaced, the pressing plate is pressed, the movable rod and the clamping rod are driven to move downwards by the pressing plate, at the moment, the upper end of the clamping rod is separated from the upper end of the clamping groove, so that the clamping connection is released, the second frame can be detached from the first frame, the screen is detached, when a new screen needs to be installed, the screen is placed on the second support plate, the clamping rod is driven to move downwards by the pressing plate, the clamping grooves are matched with the clamping rod in number and shape, the clamping rod is inserted into the corresponding clamping groove, the pressing plate is released, the pressing plate and the clamping rod are driven to move upwards by the elastic force of the spring, so that the clamping rod and the clamping groove are clamped, the second frame is installed on the first frame, the screen is clamped and installed between the first support plate and the second support plate, the screen is detached and installed, and the screen is easy and fast to install without using other tools, and the problem of troublesome detachment and installation operation caused by using bolts is avoided.

2. According to the utility model, the mounting seat, the connecting column, the clamping block, the first U-shaped plate and the second U-shaped plate are arranged, when the device is required to be transported, the first frame and the second frame are moved upwards along the inclined plane of the fixing piece, the first U-shaped plate is moved out of the second U-shaped plate, so that the first frame and the second frame are detached from the device, then the connecting column between the two low support columns is detached, the rest connecting columns are detached, and finally the low support column and the high support column are rotated, so that the size of the device is reduced, the transportation space occupied by the device is reduced, and the device is convenient to transport.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a front view structure of an embodiment of the present utility model;

FIG. 2 is a schematic top view of a first frame according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a bottom cross-sectional structure of a second frame according to an embodiment of the present utility model;

FIG. 4 is a schematic side cross-sectional view of a frame according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a two-side view of a frame according to an embodiment of the present utility model;

FIG. 6 is a schematic side cross-sectional view of a first frame, a second frame, and a screen according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram of a left-hand structure according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a high post structure according to an embodiment of the present utility model;

reference numerals: 1. a base; 2. a low post; 3. a high post; 4. a first frame; 5. a second frame; 6. a fixing assembly; 8. a screen; 9. a fixing member; 601. a cavity; 602. pressing the plate; 603. a movable rod; 604. a clamping rod; 605. a limiting plate; 606. a first supporting plate; 607. a clamping groove; 608. a second supporting plate; 610. a through port; 701. a mounting base; 702. a connecting column; 703. a clamping block; 704. u-shaped board I; 705. u-shaped plates II; 706. and a fixing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the technical solutions of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present utility model. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

Referring to fig. 1-8, an embodiment of the utility model provides a wet-mixed mortar sand screening mechanism, which comprises a base 1, two low support posts 2 are arranged at the left end of the top wall of the base 1, two high support posts 3 are arranged at the right end of the top wall of the base 1, fixing pieces 9 are arranged at the upper ends of the low support posts 2 and the high support posts 3, a first frame 4 is detachably connected with the upper ends of the four fixing pieces 9 together, the first frame 4 is connected with a second frame 5 through a fixing component 6, a screen 8 is clamped and installed between the first frame 4 and the second frame 5, the fixing component 6 comprises a cavity 601 arranged in the second frame 5, the cavity 601 is concave, a pressing plate 602 is slidingly connected in the top wall of the cavity 601, a plurality of springs are fixedly connected at the bottom of the pressing plate 602, the other ends of the springs are fixedly connected with the inner wall of the cavity 601, and movable rods 603 are fixedly connected at the left end and the right end of the pressing plate 602, the side wall of the movable rod 603 is fixedly connected with a plurality of clamping rods 604, the clamping rods 604 are L-shaped, the inner wall of the first frame 4, which is close to the second frame 5, is provided with a plurality of clamping grooves 607, the number and the shape of the clamping grooves 607 are matched with those of the clamping rods 604, the clamping rods 604 extend to the outer side of the cavity 601 in a penetrating way and are clamped with the clamping grooves 607, the middle opening of the first frame 4 is fixedly connected with a second support plate 608, the second support plate 608 is provided with a plurality of through holes 610, the middle opening of the second frame 5 is fixedly connected with a first support plate 606, the first support plate 606 is provided with a plurality of through holes 610, the screen 8 is clamped and arranged between the first support plate 606 and the second support plate 608, when the screen 8 is damaged and needs to be replaced, the pressing plate 602 is pressed, the movable rod 603 and the clamping rods 604 are driven to move downwards by the pressing plate 602, the upper ends of the clamping rods 604 are separated from the upper ends of the clamping grooves 607 at the moment, and the clamping connection is released, the frame two 5 can be detached from the frame one 4 to realize the detachment of the screen 8, when a new screen 8 is required to be installed, the screen 8 is placed on the support plate two 608, the pressing plate 602 is pressed to enable the clamping rods 604 to move downwards, the number and the shape of the clamping grooves 607 are matched with those of the clamping rods 604, the clamping rods 604 are inserted into the corresponding clamping grooves 607, the pressing plate 602 is loosened, the pressing plate 602 and the clamping rods 604 are driven by the resilience force of a spring to move upwards, the clamping rods 604 are clamped with the clamping grooves 607, the frame two 5 is installed on the frame one 4, the screen 8 is clamped and installed between the support plate one 606 and the support plate two 608, the installation of the screen 8 is realized, the detachment and the installation of the screen 8 are easy and quick, the problem that the screen 8 is detached and the installation operation is troublesome due to the fact that other tools are not required to be used is avoided, the lower end of the movable rod 603 is sleeved with the limiting plate 605 in a sliding mode, the limiting plate 605 is fixedly connected with the inner wall of the cavity 601, and the setting of the limiting plate 605 is convenient for guiding the movable rod 603 to move up and down.

Referring to fig. 1-8, fixedly connected with four mount pads 701 on the roof of base 1, the lower extreme of low pillar 2 and high pillar 3 rotates with mount pad 701 through the pivot to be connected, set up flutedly on the lateral wall of low pillar 2 and high pillar 3, fixedly connected with joint piece 703 on the diapire of recess, be provided with spliced pole 702 between low pillar 2 and high pillar 3 pairwise, set up the draw-in groove on the diapire at spliced pole 702 both ends, between two high pillars 3, the spliced pole 702 both ends between high pillar 3 and the adjacent low pillar 2 stretch into in the recess, and joint piece 703 and draw-in groove joint, fixedly connected with fixed plate 706 on the opposite face of two low pillar 2, fixedly connected with joint piece 703 on the roof of fixed plate 706, joint piece 703 and spliced pole 702 joint, the roof of fixed part 9 is the inclined plane, fixedly connected with U template second 705 on the inclined plane, the diapire of frame first 4 corresponds U template 704, U template 704 and U template second 705 joint, when need carry out the device, thereby two frame first and second template 702 are gone out to the device and take the device down along the two inclined plane 2, the device is moved down from two height pillar 2, the device is moved down between two pillar 2, the device is moved down from two pillar 2, the device is moved down from two height position between the pillar 2, the two pillar 2 is convenient to take down, the device is moved down, the volume is reduced, the device is moved down from the two lower position between two lower pillar 2 is moved down, and is convenient, the device is moved down, and is moved down by the device is moved down, and is 5.

The implementation mode specifically comprises the following steps: when the screen 8 is damaged and needs to be replaced, the pressing plate 602 is pressed, the pressing plate 602 drives the movable rod 603 and the clamping rod 604 to move downwards, at the moment, the upper end of the clamping rod 604 is separated from the upper end of the clamping groove 607, so that the clamping connection is released, the second frame 5 can be detached from the first frame 4, the screen 8 is detached, when a new screen 8 needs to be installed, the screen 8 is placed on the second support plate 608, the pressing plate 602 is pressed to enable the clamping rod 604 to move downwards, the number and the shape of the clamping groove 607 are matched with the clamping rod 604, the clamping rod 604 is inserted into the corresponding clamping groove 607, the pressing plate 602 and the clamping rod 604 are moved upwards under the driving of the spring resilience force, the clamping rod 604 is clamped with the clamping groove 607, the second frame 5 is installed on the first frame 4, the screen 8 is installed between the first support plate 606 and the second support plate 608 in a clamping manner, and the screen 8 is installed, and the screen 8 is detached and installed easily and quickly;

when the device is required to be transported, the first frame 4 and the second frame 5 are moved upwards along the inclined plane of the fixing piece 9, the first U-shaped plate 704 is moved out of the second U-shaped plate 705, so that the first frame 4 and the second frame 5 are detached from the device, then the connecting columns 702 between the two lower columns 2 are detached, the rest connecting columns 702 are detached, finally the lower columns 2 and the upper columns 3 are rotated, the size of the device is reduced, the transportation space occupied by the device is reduced, and the device is convenient to transport.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides a wet mixing mortar sand screening mechanism, includes base (1), its characterized in that, the left end of base (1) roof is provided with two low pillars (2), the right-hand member of base (1) roof is provided with two high pillars (3), the upper end of low pillars (2) and high pillars (3) all is provided with mounting (9), four the upper end of mounting (9) is the detachable frame one (4) jointly, frame one (4) links to each other with frame two (5) through fixed subassembly (6), centre gripping installs screen cloth (8) between frame one (4) and frame two (5);

the fixing component (6) comprises a cavity (601) arranged in the second frame (5), the cavity (601) is concave, a pressing plate (602) is slidably connected in the top wall of the cavity (601), a plurality of springs are fixedly connected to the bottom of the pressing plate (602), the other ends of the springs are fixedly connected with the inner wall of the cavity (601), movable rods (603) are fixedly connected to the left end and the right end of the pressing plate (602), a plurality of clamping rods (604) are fixedly connected to the side wall of the movable rods (603), the clamping rods (604) are L-shaped, a plurality of clamping grooves (607) are formed in the inner wall, close to the second frame (5), of the first frame (4), the number and the shape of the clamping grooves (607) are matched with the clamping rods (604), the clamping rods (604) penetrate through the outer side of the cavity (601) and are clamped with the clamping grooves (607), a second support plate (608) is fixedly connected to the middle opening of the first frame (4), a plurality of support plates (606) are fixedly connected to the first support plates (608), a plurality of first support plates (606) are fixedly connected to the second support plates (606), the screen (8) is installed between the first supporting plate (606) and the second supporting plate (608) in a clamping mode.

2. A wet mix mortar screening mechanism according to claim 1, wherein: the lower end of the movable rod (603) is in sliding sleeve connection with a limiting plate (605), and the limiting plate (605) is fixedly connected with the inner wall of the cavity (601).

3. A wet mix mortar screening mechanism according to claim 1, wherein: four mount pad (701) of fixedly connected with on the roof of base (1), the lower extreme of low pillar (2) and high pillar (3) is rotated through pivot and mount pad (701) and is connected, set up flutedly on the lateral wall of low pillar (2) and high pillar (3), fixedly connected with joint piece (703) on the diapire of recess, be provided with spliced pole (702) between low pillar (2) and high pillar (3) two, the draw-in groove has been seted up on the diapire at spliced pole (702) both ends, two between high pillar (3) spliced pole (702) both ends stretch into in the recess between high pillar (3) and the adjacent low pillar (2), just joint piece (703) and draw-in groove joint, two fixedly connected with joint piece (703) on the opposite face of low pillar (2), joint piece (703) and spliced pole (702) are provided with spliced pole (702), be fixedly connected with clamp plate (705) on the roof (705) and two template (U) are corresponding to be two template (704), two template (U) top wall (705) and two template (4) are fixed on the inclined plane (U) are fixed.

4. A wet mix mortar screening mechanism according to claim 3, characterized in that: the lower leg (2) is located between two upper legs (3).