CN218394657U - Screening sand machine for building engineering - Google Patents

Abstract

The utility model discloses a screening sand machine for building engineering relates to screening sand machine technical field, include the frame and through the screen cloth of vibrations mechanism installation in the frame, still include: the transmission mechanism comprises two synchronous rods which are rotatably arranged on the rack, the synchronous rods are driven by a transmission motor fixedly arranged on the rack, two ends of each synchronous rod are fixedly provided with transmission chain wheels, and the transmission chain wheels are sleeved with transmission chains meshed with the transmission chain wheels; clearance mechanism, clearance mechanism includes the coupling mechanism of fixed mounting on the drive chain, still includes to rotate the sleeve of installing on coupling mechanism, and fixed mounting has a plurality of rubber nails on the sleeve, the utility model discloses a double screen cloth more enables the quality of gravel and sand screening higher, and rack-mounted drive mechanism and clearance mechanism can clear up the gravel and sand that blocks up the screen cloth simultaneously, ensure the normal clear-up of screening, have improved quality and output, have also enlarged application range.

Description

Screening sand machine for building engineering

Technical Field

The utility model relates to a screening sand machine technical field, concretely relates to screening sand machine for building engineering.

Background

A sand sieving machine, also known as a dry land sand sieving boat and a sand-stone separator, is sand-stone separating equipment suitable for riverways, reservoirs and coal yards in good building sites, and consists of a bracket, a conveyor belt, a screen, an engine or a motor. The machine type is simple in structure, economical, applicable and easy to operate, and is mainly divided into a drum type sand screening machine, a washing drum type sand screening machine and a vibration type sand screening machine;

for example, the publication No. CN217141153U, the publication No. 2022, 8, 9, and the name "a sand sieving machine for construction machinery" is a utility model patent, in which, through the mutual combination of the components, the sand sieving machine for construction machinery performs a secondary sand sieving operation at the same time, the sand and stone to be treated are put into the feed hopper, the vibration motor is started to start the sand sieving mechanism to operate, the sand and stone fall from the first filter plate to the second filter plate, and fall onto the conveyor belt after being filtered again, and the filtered larger particle impurities or stones are discharged from the discharge port along the inclination angle of the sand sieving mechanism, at this time, the filtered sand and stone is transferred to the discharge port along the conveyor belt arranged inside the transmission bracket, thereby completing the whole sand sieving operation;

as above-mentioned patent, can carry out more careful screening to gravel and sand through double-deck screen cloth, make the gravel and sand quality of screening better, when screening the great gravel and sand of humidity, its screen cloth is blockked up by accumulational gravel and sand easily to reduce the output of screening, if the gravel and sand of artifical clearance jam, then can waste a large amount of manpowers, increase construction cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screening sand machine for building engineering to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a screening sand machine for building engineering, includes the frame and installs the screen cloth in the frame through vibrations mechanism, still includes:

the transmission mechanism comprises two synchronous rods which are rotatably arranged on the rack, the synchronous rods are driven by a transmission motor fixedly arranged on the rack, two ends of each synchronous rod are fixedly provided with transmission chain wheels, and the transmission chain wheels are sleeved with transmission chains meshed with the transmission chain wheels;

the cleaning mechanism comprises a connecting mechanism fixedly mounted on the transmission chain and a sleeve rotatably mounted on the connecting mechanism, and a plurality of rubber nails are fixedly connected to the sleeve.

Preferably, the sand inlet device further comprises a driving motor, a conveying belt, a distribution box and a sand inlet groove, wherein the driving motor, the conveying belt, the distribution box and the sand inlet groove are installed on the rack, and the sand inlet groove is fixedly installed at the top end of the rack.

Preferably, the vibration mechanism comprises a first vibration motor fixedly mounted on the rack, vibration rods are fixedly mounted at the output ends of the first vibration motor, and the screen meshes are respectively and fixedly mounted at two ends of each vibration rod.

Preferably, a connecting rod is fixedly connected between the screen meshes, one end of each screen mesh is fixedly provided with a discharging plate, and a baffle is fixedly arranged on each screen mesh.

Preferably, the two synchronous rods are positioned between the two screens, and the transmission chain wheels are arranged in a group two by two.

Preferably, the connecting mechanism comprises a fixing plate fixedly mounted on the transmission chain, a bearing is mounted on the fixing plate, and the sleeve is fixedly mounted on an inner ring of the bearing.

Preferably, a vibration rod is arranged inside the sleeve, a second vibration motor is fixedly mounted at one end, close to the transmission motor, of the vibration rod, and the outside of the second vibration motor is wrapped by a rubber sleeve.

Preferably, two sliding grooves are formed in the joints of the fixing plates and the bearings, sliding plates inserted into the bearings are arranged in the sliding grooves in a sliding mode, slots are further formed in the fixing plates, each sliding plate is rotatably connected with a pull rod, one end, far away from the sliding plate, of each pull rod is rotatably connected to a cylinder, and a bolt is inserted into each cylinder.

In the technical scheme, the utility model provides a screening sand machine for building engineering possesses following beneficial effect: double-deck screen cloth can more careful screening gravel and sand, improves the quality of screening, and the connecting rod between the screen cloth can the synchronous frequency of vibration of screen cloth, drives clearance mechanism through drive mechanism and moves, can be ceaselessly clear up the screen cloth, and the rubber nail that sets up cooperatees with the vibrations of screen cloth, can more efficient mediation stop up the gravel and sand in screen cloth net to increase of production, even the great gravel and sand of humidity also can sieve, application scope is wider.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of an overall structure provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a transmission part provided by the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a part of a cleaning mechanism provided by the embodiment of the present invention;

fig. 4 is a schematic structural view of a disassembled part of a cleaning mechanism provided by the embodiment of the present invention;

fig. 5 is a schematic structural diagram of a part a provided in an embodiment of the present invention;

description of reference numerals:

1. a frame; 2. a conveyor belt; 11. a drive motor; 12. a distribution box; 3. a sand inlet groove; 41. screening a screen; 42. a discharge plate; 43. a first vibration motor; 44. a connecting rod; 45. a baffle plate; 46. a vibration rod; 51. A drive motor; 52. a drive chain; 53. a drive sprocket; 54. a synchronization lever; 61. a sleeve; 62. a rubber nail; 63. a second vibration motor; 64. vibrating a rod; 65. a fixing plate; 651. a chute; 652. a slide plate; 653. A pull rod; 654. a slot; 655. a cylinder; 656. and (4) a bolt.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-5, a sand sieving machine for construction engineering comprises a frame 1 and a screen 41 installed on the frame 1 by a vibrating mechanism, and further comprises:

the transmission mechanism comprises two synchronous rods 54 which are rotatably arranged on the rack 1, the synchronous rods 54 are driven by a transmission motor 51 which is fixedly arranged on the rack 1, two ends of each synchronous rod 54 are fixedly provided with transmission chain wheels 53, and the transmission chain wheels 53 are sleeved with transmission chains 52 which are meshed with the transmission chain wheels 53;

the cleaning mechanism comprises a connecting mechanism fixedly arranged on the transmission chain 52 and a sleeve 61 rotatably arranged on the connecting mechanism, and a plurality of rubber nails 62 are fixedly connected to the sleeve 61; when the transmission motor 51 rotates, the synchronizing rod 54 is driven to rotate, so as to drive the transmission chain wheel 53 fixed on the synchronizing rod 54 to rotate, the transmission chain wheel 53 drives the transmission chain 52 sleeved on the transmission chain wheel to move, so as to drive the sleeve 61 to roll along the screen 41, and the rubber nails 62 on the sleeve 61 are inserted into the screen 41 to play a role in cleaning.

The sand inlet device comprises a driving motor 11, a conveyor belt 2, a distribution box 12 and a sand inlet groove 3, wherein the driving motor 11, the conveyor belt 2, the distribution box 12 and the sand inlet groove 3 are arranged on a rack 1, and the sand inlet groove 3 is fixedly arranged at the top end of the rack; conveyer belt 2 is installed in the below of screen cloth 41, during the use, through block terminal 12 start driving motor 11, gravel and sand from advancing husky groove 3 and entering and fall into screen cloth 41, and the gravel and sand that sieves falls into on conveyer belt 2, is carried to the assigned position by conveyer belt 2.

Specifically, the vibration mechanism 4 includes a first vibration motor 43 fixedly mounted on the frame 1, a vibration rod 46 is fixedly mounted at an output end of the first vibration motor 43, and each screen 41 is fixedly mounted at two ends of the vibration rod 46; the screen 41 is fixedly connected to both ends of the vibration rod 46, and both screens are vibrated when the first vibration motor 43 is vibrated.

Specifically, a connecting rod 44 is fixedly connected between each screen 41, a discharge plate 42 is fixedly mounted at one end of each screen 41, a baffle 45 is fixedly mounted on each screen 41, the connecting rod 44 keeps the vibration frequency of each screen 41 consistent, the discharge plate 42 discharges screened waste materials, and the baffle 45 on the screen 41 can prevent sand and stones from rolling out from the side surface when in use.

Specifically, two synchronizing rods 54 are located between the two screens 41, the transmission chain wheels 53 are grouped into two groups, the transmission chain wheels 53 are fixed at two ends of each synchronizing rod 54, the synchronizing rods 54 and the transmission chain wheels 53 are located between the two screens 41, the transmission chain wheels 53 on the same sides of the two synchronizing rods 54 are grouped into one group, and the transmission chain 52 is sleeved on the transmission chain wheels 53 in the same group, so that the cleaning mechanism is ensured to move along the two screens 41 during rotation.

Specifically, the connecting mechanism comprises a fixing plate 65 fixedly mounted on the transmission chain 52, a bearing 66 is mounted on the fixing plate 65, and the sleeve 61 is fixedly mounted on an inner ring of the bearing 66; when the transmission chain 52 moves, each fixed plate 65 moves, the outer ring of each bearing 66 is fixed on the fixed plate 65, the sleeve 61 is fixedly connected with the inner ring of each bearing 66 and is kept horizontal, and when moving, the sleeve 61 rolls along the screen 41.

Specifically, a vibration rod 64 is arranged in the sleeve 61, a second vibration motor 63 is fixedly installed at one end, close to the transmission motor 51, of the vibration rod 64, and the exterior of the second vibration motor 63 is wrapped by a rubber sleeve; vibrations stick 64 and shock dynamo 63 are all inside sleeve 61, and during the use, second shock dynamo 63 drives vibrations stick 64 vibrations, and cooperation screen cloth 41's vibrations can more efficient mediation and break up the gravel and sand of jam on the screen cloth 41, and the rubber sleeve of the outer parcel of second shock dynamo 63 can protect second shock dynamo 63, prolongs second shock dynamo 63's life.

Specifically, two sliding grooves 651 are formed at the joint of each fixing plate 65 and the bearing 66, a sliding plate 652 inserted into the bearing 66 is slidably arranged in each sliding groove 651, a slot 654 is further formed in each fixing plate 65, a pull rod 653 is rotatably connected to each sliding plate 652, one end of each pull rod 653, which is far away from the sliding plate 652, is rotatably connected to each cylinder 655, and a bolt 656 is inserted into each cylinder 655; when the cylinder 655 is pushed towards the vibration rod 64, the two pull rods 653 on the cylinder 655 rotate along with the cylinder, so that the sliding plate 652 is driven to slide towards one side away from the bearing 66, the sleeve 61 and the components connected with the sleeve can be detached, cleaning and repairing are facilitated, when the sliding grooves 651 on the bearing 66 correspond to the sliding grooves 651 on the fixing plate 65, the pull rods 653 are pulled in the opposite direction, the sliding plate 652 moves to the joint of the bearing 66 and the fixing plate 65 along with the sliding grooves 651, and the pins 656 in the cylinder 655 are inserted into the slots.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (8)

1. The utility model provides a screening sand machine for building engineering, includes frame (1) and installs screen cloth (41) in frame (1) through vibrations mechanism, its characterized in that still includes:

the transmission mechanism comprises two synchronous rods (54) rotatably mounted on the rack (1), the synchronous rods (54) are driven by a transmission motor (51) fixedly mounted on the rack (1), transmission chain wheels (53) are fixedly mounted at two ends of each synchronous rod (54), and transmission chains (52) meshed with the transmission chain wheels (53) are sleeved on the transmission chain wheels (53);

clearance mechanism, clearance mechanism includes the coupling mechanism of fixed mounting on driving chain (52), still includes sleeve (61) of rotating the installation on coupling mechanism, fixed mounting has a plurality of rubber nails (62) on sleeve (61).

2. The sand screening machine for the building engineering according to claim 1, further comprising a driving motor (11), a conveyor belt (2), a distribution box (12) and a sand inlet groove (3) which are arranged on the frame (1), wherein the sand inlet groove (3) is fixedly arranged at the top end of the frame.

3. The sand screening machine for construction engineering as claimed in claim 1, wherein the vibration mechanism (4) comprises a first vibration motor (43) fixedly mounted on the frame (1), a vibration rod (46) is fixedly mounted at an output end of the first vibration motor (43), and each of the screens (41) is fixedly mounted at two ends of the vibration rod (46).

4. The sand screening machine for the building engineering according to claim 1, wherein a connecting rod (44) is fixedly connected between the screen meshes (41), one end of each screen mesh (41) is fixedly provided with a discharging plate (42), and a baffle plate (45) is fixedly arranged on each screen mesh (41).

5. A sand screening machine for building engineering according to claim 1, characterized in that two of said synchronization bars (54) are located between two screens (41), said transmission sprockets (53) being grouped in pairs.

6. A sand screening machine for construction engineering according to claim 1, wherein the connecting means comprises a fixing plate (65) fixedly mounted on the transmission chain (52), a bearing (66) is mounted on the fixing plate (65), and the sleeve (61) is fixedly mounted on an inner ring of the bearing (66).

7. The sand screening machine for constructional engineering as claimed in claim 1, wherein a vibration rod (64) is arranged inside the sleeve (61), a second vibration motor (63) is fixedly mounted at one end of the vibration rod (64) close to the transmission motor (51), and the outside of the second vibration motor (63) is wrapped by a rubber sleeve.

8. The sand screening machine for the building engineering as recited in claim 6, wherein two sliding grooves (651) are respectively formed at the connecting positions of the fixing plates (65) and the bearings (66), sliding plates (652) inserted into the bearings (66) are respectively slidably arranged in the sliding grooves (651), inserting grooves (654) are further formed in the fixing plates (65), a pull rod (653) is rotatably connected to each sliding plate (652), one end of each pull rod (653), which is far away from the sliding plate (652), is rotatably connected to a cylinder (655), and a bolt (656) is inserted into each cylinder (655).

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