CN215542700U - Proportioning bin with vibration is sieved in advance - Google Patents

Abstract

The utility model relates to the technical field of proportioning bins, in particular to a proportioning bin with a vibrating pre-screening function, which is characterized in that: including braced frame, proportioning bins, vibration pre-screening and play hopper, proportioning bins fixed mounting is on braced frame, and the vibration is pre-screened and is located the top of proportioning bins upper end opening part and fixed mounting on braced frame, goes out hopper slope and locates vibration pre-screening's discharge end one side, and the one end that goes out the hopper is articulated mutually with braced frame, is equipped with the flexible subassembly of support between the other end that goes out the hopper and the braced frame. The pre-screening device is novel in overall structure, practical and reliable, has a material storage function and a pre-screening function, is good in pre-screening effect, and can be better suitable for use under different working conditions.

Description

Proportioning bin with vibration is sieved in advance

Technical Field

The utility model relates to the technical field of proportioning bins, in particular to a proportioning bin with a vibrating pre-screen.

Background

Among the existing crushing and screening processes for raw materials, the current common processes include: firstly, putting raw materials into a crusher for crushing, conveying crushed aggregates into a screening machine through conveying equipment for screening and grading, and conveying aggregates with larger particle size back to the crusher for crushing through the conveying equipment; secondly, the raw materials are put into a screening machine for direct screening and grading, aggregates with larger particle sizes are conveyed into a crusher for crushing through conveying equipment, the crushed materials are conveyed into the screening machine for screening and grading through the conveying equipment, and in any process, the materials in a proportioning bin are generally conveyed into the crusher for crushing or screening through a loading machine for storing materials so as to ensure the continuity of subsequent feeding, and then the materials in the proportioning bin are conveyed into the crusher for crushing or screening through the conveying equipment, however, the existing proportioning bin is only a simple bin body and only has a material storing function, the function is relatively single, and the existing proportioning bin cannot well adapt to different working condition requirements, for example, when some aggregates with larger particle sizes are mixed in the raw materials, the aggregates with larger particle sizes cannot be screened out in advance, so that the subsequent screening machine with more layers of screening screens is required to be used, or an additional sieving machine is used for auxiliary sieving, so that the investment cost of equipment is increased, and the overall production cost of the aggregate is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a proportioning bin with a vibrating pre-screening, which has a novel, practical and reliable overall structure, a material storage function and a pre-screening function, has a good pre-screening effect and can better adapt to different working conditions.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a proportioning bin with a vibrating pre-screen comprises a supporting frame, a proportioning bin, a vibrating pre-screen and a discharging hopper, wherein the proportioning bin is fixedly arranged on the supporting frame, the vibrating pre-screen is arranged above an opening at the upper end of the proportioning bin and is fixedly arranged on the supporting frame, the discharging hopper is obliquely arranged on one side of the discharging end of the vibrating pre-screen, one end of the discharging hopper is hinged with the supporting frame, a supporting telescopic component is arranged between the other end of the discharging hopper and the supporting frame, the vibrating pre-screen comprises an installation frame, reel, excitation source and spring unit, the one end and the braced frame of installation frame are articulated mutually, are equipped with the bracing piece between the other end of installation frame and the braced frame and make the installation frame slope set up, and the reel passes through spring unit and installs on the installation frame, and spring unit is four and locates the front and back both ends of reel left and right sides respectively, and the excitation source is installed on the reel, and it has screen cloth and stock guide to follow its length direction fixed mounting in proper order on the reel.

Further, the screen is a punching screen plate.

Further, the excitation source is a single-shaft type vibration exciter.

Further, the bracing piece is two and locates the left and right sides of installation frame respectively, and upper end of the support bar is articulated mutually with the installation frame, and the bracing piece lower extreme is equipped with first hinge hole, is equipped with the second hinge hole on the braced frame, and separable the inserting is equipped with the bolt in first hinge hole and the second hinge hole.

Further, support flexible subassembly and be two and locate the left and right sides of a hopper below respectively, support flexible subassembly including support interior pole, support outer pole and fixed pin, the one end of pole is articulated mutually with a hopper in the support, the other end of pole is mobilizable to be worn to locate in supporting the outer pole in the support, the one end of supporting the outer pole is articulated mutually with braced frame, be equipped with first fixed orifices on the support outer pole, be equipped with the second fixed orifices that a plurality of intervals set up on the pole along its length direction in the support, separable the inserting is equipped with the fixed pin in first fixed orifices and the corresponding second fixed orifices.

Furthermore, a plurality of first wear-resisting plates are fixedly mounted on the inner bottom surface of the discharge hopper.

Further, the left and right sides of upper end of the screen frame is also provided with expansion plates, and the expansion plates are fixedly installed on the installation frame through two support columns.

Furthermore, be equipped with first minute flitch and second minute flitch below the discharge end of sieve in advance in the vibration on the installation frame, first minute flitch fixed mounting is on the installation frame, and second minute flitch upper end fixed mounting has the second antifriction plate, and the second divides the flitch to pass through slip subassembly and installation frame sliding connection and locate first minute flitch upper end, and the second divides the flitch can slide along the length direction of sieve in advance in the vibration, is equipped with the spacing subassembly that is used for playing spacing fixed action to the second minute flitch on the installation frame.

Further, the left and right sides that the second divides the flitch is located respectively to the slip subassembly be two, and the slip subassembly includes the slide rail, and slide rail fixed mounting is on the installation frame, and slide rail side surface is equipped with the spout that runs through both ends, and one side border that the second divides the flitch inlays to be located in the spout and sliding fit between the two.

Further, spacing subassembly includes first stopper, second stopper and spacer pin, and first stopper fixed mounting is on the installation frame, and second stopper fixed mounting is equipped with a plurality of first spacing holes that set up along its length direction interval on the second branch flitch, be equipped with the spacing hole of second on the second stopper, and the spacer pin is separable to be inserted and to be located the spacing hole of second and corresponding first spacing downthehole.

The proportioning bin with the vibrating pre-screening function has a certain pre-screening function while having a material storage function through the arrangement of the vibrating pre-screening function, and when aggregates with larger particle sizes are mixed in raw materials, the aggregates with larger particle sizes can be pre-screened out, so that the raw materials can be conveniently further crushed subsequently, or the raw materials are directly piled to obtain a finished product, so that the investment cost of equipment can be reduced without using more screening machines with one layer of screen or using an additional screening machine to screen the raw materials, and the whole production cost is reduced; the vibration of the screen frame is driven by the excitation source, so that the screening efficiency of the whole vibrating pre-screen is effectively ensured, and material blockage is not easy to occur; through the setting of first branch flitch and second branch flitch, when the small-diameter aggregate falls from the screen cloth, there is a small part small-diameter aggregate to fall on the second divides the flitch, and through the landing of first branch flitch to go out in the hopper, thereby go out along with big particle diameter aggregate landing together, so, when the big particle diameter aggregate that thoughtlessly has a small amount of small-diameter aggregate is carried to carry out the breakage in the breaker, be favorable to improving the crushing effect of breaker to big particle diameter aggregate, in addition, through setting up the second branch flitch to slidable, thereby conveniently adjust the position of second branch flitch, thereby conveniently adjust the quantity that gets into the little particle diameter aggregate in the big particle diameter aggregate, thereby ensure the crushing effect of breaker to big particle diameter aggregate.

Drawings

Fig. 1 is a schematic perspective view of a proportioning bin with a vibrating pre-screen according to the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of a proportioning bin with a vibrating prescreen of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.

Fig. 5 is an exploded perspective view of the support telescoping assembly.

Fig. 6 is a schematic partial perspective view of the slide rail.

In the figure: 1-a support frame; 2-a proportioning bin; 3, vibrating and pre-screening; 31-a mounting frame; 32-a screen frame; 33-an excitation source; 34-a spring assembly; 35-a support bar; 36-a screen mesh; 37-a material guide plate; 38-a latch; 39-an expansion board; 391-support columns; 4-a discharge hopper; 41-a first wear plate; 5-supporting the telescopic assembly; 51-a support inner rod; 511-a second fixing hole; 52-supporting the outer pole; 521-a first fixing hole; 53-fixed pins; 6-a first material dividing plate; 7-a second material distribution plate; 71-a second wear plate; 8-a sliding assembly; 81-sliding rails; 811-a chute; 9-a limiting component; 91-a first stopper; 92-a second stopper; 93-limit pin.

Detailed Description

The utility model is further described below by means of specific embodiments.

As shown in fig. 1 to 6, the batching bin 2 with the vibrating pre-screen 3 according to the present invention comprises a supporting frame 1, a batching bin 2, a vibrating pre-screen 3 and a discharging hopper 4, wherein the batching bin 2 is fixedly installed on the supporting frame 1, the vibrating pre-screen 3 is arranged above an opening at the upper end of the batching bin 2 and is fixedly installed on the supporting frame 1, the discharging hopper 4 is obliquely arranged on one side of the discharging end of the vibrating pre-screen 3, one end of the discharging hopper 4 is hinged to the supporting frame 1, a supporting telescopic assembly 5 is arranged between the other end of the discharging hopper 4 and the supporting frame 1, the vibrating pre-screen 3 comprises an installing frame 31, a screen frame 32, an excitation source 33 and a spring assembly 34, one end of the installing frame 31 is hinged to the supporting frame 1, a supporting rod 35 is arranged between the other end of the installing frame 31 and the supporting frame 1, and the installing frame 31 is obliquely arranged, the screen frame 32 is installed on the installation frame 31 through the spring assembly 34, the spring assemblies 34 are four and are respectively arranged at the front end and the rear end of the left side and the right side of the screen frame 32, the excitation source 33 is installed on the screen frame 32, and a screen 36 and a material guide plate 37 are sequentially and fixedly installed on the screen frame 32 along the length direction of the screen frame.

Through the arrangement of the vibrating pre-screening 3, the proportioning bin 2 has a certain pre-screening function while having a material storage function, when aggregates with larger particle sizes are mixed in raw materials, the aggregates with larger particle sizes can be pre-screened out firstly, so that the aggregates can be conveniently further crushed subsequently, or the aggregates can be directly piled to obtain more finished materials, so that the raw materials are screened without using more screening machines with one layer of screen 36 or using an additional screening machine, the input cost of equipment can be reduced, and the overall production cost can be reduced, and in addition, through the arrangement of the discharging hopper 4, the discharging of the aggregates with large particle sizes screened out by the vibrating pre-screening 3 is facilitated; through the vibration of excitation source 33 drive reel 32, the holistic screening efficiency of this vibration prescreen 3 is effectively guaranteed, and difficult card material that appears.

Specifically, the spring assembly 34 includes a compression spring, an upper spring seat and a lower spring seat, the upper spring seat is fixedly disposed on the screen frame 32, the lower spring seat is fixedly disposed on the mounting frame 31, and 2 to 3 compression springs are mounted between the upper spring seat and the lower spring seat.

Preferably, the screen 36 is a perforated screen plate, so as to better withstand the impact from large materials with larger particle sizes and to well screen out the large materials.

Preferably, the excitation source 33 is a single-shaft type vibration exciter, and specifically, the single-shaft type vibration exciter includes a rotation shaft, an eccentric block and a driving motor, a fixed sleeve may be fixedly disposed in the screen frame 32, the rotation shaft penetrates through the fixed sleeve, and both ends of the rotation shaft may be rotatably mounted on the screen frame 32 through bearings, both ends of the rotation shaft are also fixedly mounted with the eccentric block disposed outside the screen frame 32, an output shaft of the driving motor may be connected to one end of the rotation shaft through a coupling, the driving motor is fixedly mounted on a supporting seat, the supporting seat is fixedly mounted on the screen frame 32, and the single-shaft type vibration exciter may be selected by using a structure in the prior art, so that redundant description is not given here.

As shown in fig. 2, the two support rods 35 are respectively disposed on the left and right sides of the installation frame 31, the upper end of the support rod 35 is hinged to the installation frame 31, the lower end of the support rod 35 is provided with a first hinge hole, the support frame 1 is provided with a second hinge hole, and a bolt 38 is detachably inserted into the first hinge hole and the second hinge hole, so as to facilitate the rapid and stable installation of the installation frame 31 and enable the installation frame 31 to be obliquely disposed, thereby enabling the vibrating pre-sieve 3 to be obliquely disposed, and further facilitating the sieving effect of the vibrating pre-sieve 3.

As shown in fig. 3 and 5, the two support telescopic assemblies 5 are respectively disposed at the left and right sides of the lower portion of the discharge hopper 4, each support telescopic assembly 5 includes an inner support rod 51, an outer support rod 52 and a fixing pin 53, one end of the inner support rod 51 is hinged to the discharge hopper 4, the other end of the inner support rod 51 movably penetrates through the outer support rod 52, one end of the outer support rod 52 is hinged to the support frame 1, the outer support rod 52 is provided with a first fixing hole 521, the inner support rod 51 is provided with a plurality of second fixing holes 511 disposed at intervals along the length direction thereof, the first fixing holes 521 and the corresponding second fixing holes 511 are detachably inserted with the fixing pins 53, and preferably, the number of the second fixing holes 511 is 4-6, by adopting the structure, the overall length of the support telescopic assembly 5 can be conveniently adjusted, therefore, the inclination angle of the discharge hopper 4 can be adjusted conveniently, when the inclination angle of the discharge hopper 4 needs to be adjusted, the discharge hopper 4 can be supported under the assistance of external hoisting equipment, then the fixing pin 53 is taken out, then the discharge hopper 4 is adjusted to a proper inclination angle under the assistance of the hoisting equipment, and then the fixing pin 53 is inserted into the first fixing hole 521 and the corresponding second fixing hole 511 again, so that the discharge hopper 4 is stably supported.

As shown in fig. 1, in addition, a plurality of first wear-resistant plates 41 are fixedly installed on the inner bottom surface of the discharge hopper 4, so that the discharge hopper 4 can be protected to a certain extent, the service life of the discharge hopper 4 is effectively prolonged, the first wear-resistant plates 41 can be replaced conveniently after the first wear-resistant plates 41 are worn, and in addition, the number of the first wear-resistant plates 41 is preferably 2-4.

As shown in fig. 1 and fig. 3, in addition, expansion plates 39 are further disposed on the left and right sides of the upper end of the screen frame 32, the expansion plates 39 are fixedly mounted on the mounting frame 31 through two support columns 391, and through the arrangement of the expansion plates 39, the material is not prone to overflow and fall from the left and right sides of the vibrating pre-screen 3 in the feeding and screening processes.

As shown in fig. 3 and 4, a first distributing plate 6 and a second distributing plate 7 are arranged below the discharging end of the vibrating pre-screening device 3 on the mounting frame 31, the first distributing plate 6 is fixedly mounted on the mounting frame 31, a second wear-resisting plate 71 is fixedly mounted at the upper end of the second distributing plate 7, the second distributing plate 7 is slidably connected with the mounting frame 31 through a sliding assembly 8 and is arranged at the upper end of the first distributing plate 6, the second distributing plate 7 can slide along the length direction of the vibrating pre-screening device 3, a limiting assembly 9 for limiting and fixing the second distributing plate 7 is arranged on the mounting frame 31, by adopting the structure, when small-particle-diameter aggregates fall from the screen 36, a small part of small-particle-diameter aggregates fall onto the second distributing plate 7 and slide into the discharging hopper 4 through the first distributing plate 6, therefore, the aggregate with large particle size slides out together, so that when the aggregate with large particle size mixed with a small amount of aggregate with small particle size is conveyed into the crusher for crushing, the crushing effect of the crusher on the aggregate with large particle size is improved, in addition, the second material distribution plate 7 is arranged to be slidable, so that the position of the second material distribution plate 7 is conveniently adjusted, the amount of the aggregate with small particle size entering the aggregate with large particle size is conveniently adjusted, and the crushing effect of the crusher on the aggregate with large particle size is ensured.

As shown in fig. 4 and 6, specifically, the two sliding assemblies 8 are respectively disposed on the left and right sides of the second material distributing plate 7, each sliding assembly 8 includes a sliding rail 81, the sliding rails 81 are fixedly mounted on the mounting frame 31, a sliding groove 811 penetrating through both ends is disposed on one side surface of each sliding rail 81, one side edge of the second material distributing plate 7 is embedded in the sliding groove 811 and is in sliding fit with the sliding groove, and by adopting this structure, the connection between the second material distributing plate 7 and the mounting frame 31 can be more stable, and the position of the second material distributing plate 7 can be conveniently adjusted.

As shown in fig. 4, specifically, the limiting component 9 includes a first limiting block 91, a second limiting block 92 and a limiting pin 93, the first limiting block 91 is fixedly installed on the installation frame 31, the second limiting block 92 is fixedly installed on the second material distribution plate 7, the first limiting block 91 is provided with a plurality of first limiting holes arranged at intervals along the length direction thereof, the second limiting block 92 is provided with a second limiting hole, the limiting pin 93 is detachably inserted into the second limiting hole and the corresponding first limiting hole, preferably, the number of the first limiting holes is 3 to 5, so that the second material distribution plate 7 can be stably located at 3 to 5 different material distribution positions, when the position of the second material distribution plate 7 needs to be adjusted, the second material distribution plate 7 can be conveniently moved only by taking out the limiting pin 93, after the second material distributing plate 7 is adjusted to the corresponding position, the limiting pin 93 can be inserted into the second limiting hole and the corresponding first limiting hole again, so that the second material distributing plate 7 is limited and fixed.

The above description is only a few specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by the design concept should fall within the scope of the present invention.

Claims (10)

1. The utility model provides a proportioning bins with vibration is sieved in advance which characterized in that: comprises a supporting frame, a proportioning bin, a vibrating pre-sieve and a discharge hopper, wherein the proportioning bin is fixedly arranged on the supporting frame, the vibrating pre-sieve is arranged above an opening at the upper end of the proportioning bin and is fixedly arranged on the supporting frame, the discharge hopper is obliquely arranged at one side of the discharge end of the vibrating pre-sieve, one end of the discharge hopper is hinged with the supporting frame, a supporting telescopic component is arranged between the other end of the discharge hopper and the supporting frame, the vibrating pre-sieve comprises an installation frame, a sieve frame, an excitation source and a spring component, one end of the installation frame is hinged with the supporting frame, a support rod is arranged between the other end of the installation frame and the supporting frame, the installation frame is obliquely arranged on the installation frame through the spring component, the four spring components are respectively arranged at the front end and the rear end of the left side and the right side of the sieve frame, the excitation source is installed on the screen frame, and a screen and a material guide plate are sequentially and fixedly installed on the screen frame along the length direction of the screen frame.

2. The proportioning bin with vibrating prescreening of claim 1 wherein: the screen is a punching screen plate.

3. The proportioning bin with vibrating prescreening of claim 1 wherein: the excitation source is a single-shaft type vibration exciter.

4. The proportioning bin with vibrating prescreening of claim 1 wherein: the bracing piece is two and locates respectively the left and right sides of installation frame, upper end of the support bar with the installation frame is articulated mutually, the bracing piece lower extreme is equipped with first hinge hole, the last second hinge hole that is equipped with of braced frame, first hinge hole with separable the inserting of second hinge hole is equipped with the bolt.

5. The proportioning bin with vibrating prescreening of claim 1 wherein: support flexible subassembly be two and locate respectively go out the left and right sides of hopper below, support flexible subassembly including support interior pole, support outer pole and fixed pin, support the one end of interior pole with it is articulated mutually to go out the hopper, the other end mobilizable the wearing to locate of support interior pole support in the outer pole, support the one end of outer pole with braced frame is articulated mutually, be equipped with first fixed orifices on the support outer pole, be equipped with the second fixed orifices that a plurality of intervals set up along its length direction on the support interior pole, first fixed orifices and corresponding separable the inserting in the second fixed orifices is equipped with the fixed pin.

6. The proportioning bin with vibrating prescreening of claim 1 wherein: a plurality of first wear-resisting plates are fixedly mounted on the inner bottom surface of the discharge hopper.

7. The proportioning bin with vibrating prescreening of claim 1 wherein: the reel upper end left and right sides still all is equipped with the expansion board, the expansion board through two support column fixed mounting in on the installation frame.

8. The proportioning bin with vibrating prescreening of claim 1 wherein: on the installation frame in the vibration is equipped with first minute flitch and second minute flitch in advance below the discharge end of sieve, first minute flitch fixed mounting in on the installation frame, second minute flitch upper end fixed mounting has the second antifriction plate, the second divide the flitch pass through sliding assembly with installation frame sliding connection and locating first minute flitch upper end, the second divide the flitch can be along the vibration slides in advance the length direction of sieve, be equipped with on the installation frame and be used for right the second divides the flitch to play spacing fixed action's spacing subassembly.

9. The proportioning bin with vibratory pre-screening of claim 8 wherein: the sliding assemblies are two and are respectively arranged at the left side and the right side of the second material distributing plate, each sliding assembly comprises a sliding rail, the sliding rails are fixedly arranged on the installation frame, sliding grooves penetrating through two ends are formed in the surface of one side of each sliding rail, and one side edge of the second material distributing plate is embedded in the sliding grooves and is in sliding fit with the sliding grooves.

10. The proportioning bin with vibratory pre-screening of claim 8 wherein: the limiting assembly comprises a first limiting block, a second limiting block and a limiting pin, the first limiting block is fixedly mounted on the mounting frame, the second limiting block is fixedly mounted on the second material dividing plate, a plurality of first limiting holes are formed in the first limiting block and are arranged along the length direction of the first limiting block at intervals, a second limiting hole is formed in the second limiting block, and the limiting pin is detachably inserted into the second limiting hole and corresponds to the first limiting hole.

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