CN216880396U

CN216880396U - Same-lifting and same-descending type vibrating screen

Info

Publication number: CN216880396U
Application number: CN202221296094.8U
Authority: CN
Inventors: 李梦用
Original assignee: Henan Zhongzheng Petroleum Lifting Machinery Co ltd
Current assignee: Henan Zhongzheng Petroleum Lifting Machinery Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-07-05
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a co-lifting and co-lowering type vibrating screen which comprises a screen box, a supporting seat, a feeding hopper, a discharging hopper and an electric cabinet, wherein two sides of a feeding end of the screen box are respectively fixed with a first buffer spring extending downwards, the bottom end of the first buffer spring is fixed on one side of the top of the supporting seat, two sides of a discharging end of the screen box are respectively fixed with a second buffer spring extending downwards, the other side of the top of the supporting seat is fixed with symmetrically arranged telescopic supporting mechanisms, the telescopic supporting mechanisms are vertically and upwards arranged, the bottom ends of the two second buffer springs are respectively fixed on the tops of the two telescopic supporting mechanisms, and the lower parts of the two telescopic supporting mechanisms are in transmission connection through a transmission mechanism. But one side that drives the sieve case through two synchronous operation's scalable supporting mechanism goes up and down to the realization is to sieve case inclination's regulation, and simple structure has practiced thrift installation space, and the flexible operation is convenient, and use cost is low, and can adjust under the non-stop state, has improved work efficiency.

Description

Same-lifting and same-descending type vibrating screen

Technical Field

The utility model belongs to the technical field of vibrating screening equipment, and particularly relates to a same-lifting and same-descending vibrating screen.

Background

The vibrating screen operates by utilizing reciprocating rotary type vibration generated by vibrator excitation. The linear vibrating screen is one common vibrating screen, and has vibrating motor as vibration source to throw material onto the screen while making linear motion, so that the material is fed from the feeder into the material inlet of the sieving machine, and screened material is discharged from the material outlet. The screening device has the advantages of high screening efficiency, good grading effect, low noise, convenient maintenance and the like, so the screening device is widely applied to industries such as mines, coal, smelting, building materials, refractory materials, light industry, chemical industry and the like. In the practical application process of the linear vibrating screen, the inclination angle of the screen box needs to be adjusted according to the property of the material. The common methods for adjusting the inclination angle of the sieve box in the prior art are mainly divided into two categories: one of them is like patent CN202020142291.9, this patent document discloses a simple portable straight line shale shaker angle adjustment device, including supporting base, adjusting screw, adjusting pad, the adjusting pad is the polylith, and polylith adjusting pad overlaps and places at the last face of supporting the base, and polylith adjusting pad overlaps and places, can adjust the installation inclination of sieve machine through extraction and insert adjusting pad. The adjusting mode is not only complicated in operation, but also needs to be operated in a shutdown state, so that the production is discontinuous and the operation is inconvenient. Another type is as described in patent No. cn200420117540.x, which discloses a device for adjusting the angle of a sieve body of an electromagnetic high-frequency vibrating sieve, comprising a frame, a sieve body, a driver and a high-frequency electromagnetic vibration exciter … …, wherein one end of the sieve body is hinged to the frame through a rotating shaft, one end of the driver is connected to the frame, the other end of the driver is connected to the middle part of the sieve body, the driver is a hydraulic driver or an electric push-pull rod, and the driver is controlled to operate to pull or push the sieve body to rotate around the rotating shaft, so as to increase or decrease the inclination angle between the sieve body and the ground, thereby completing the angle adjustment. Although the angle adjusting mode can be carried out under the state of not stopping, the driver also plays a role of supporting the screen body, hydraulic oil is required to be supplied to the driver all the time or the power is required to be supplied to the driver continuously, the energy consumption is high, and the use cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a co-lifting and co-descending vibrating screen, which is used for solving the problems that the existing vibrating screen is complicated to operate and needs to be adjusted in a shutdown state when the inclination angle of a screen box is adjusted; high energy consumption and high use cost, and can not well meet the technical problem of use requirements.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the utility model provides a co-lifting and co-descending vibrating screen, which comprises a screen box, a supporting seat is horizontally arranged below the screen box, a feed hopper extending upwards is fixed on one side of the supporting seat, one end of the feed hopper, which is far away from the supporting seat, is positioned above one end of the top of the screen box, a discharge hopper is arranged on one side of the screen box, which is far away from the feed hopper, a mounting frame which is vertically and upwards arranged is fixed on the outer wall of the supporting seat, an electric control box is fixed on the top of the mounting frame, the electric control box is positioned above the screen box, first buffer springs extending downwards are fixed on both sides of the feeding end of the screen box, the bottom ends of the first buffer springs are fixed on one side of the top of the supporting seat, second buffer springs extending downwards are fixed on both sides of the discharge end of the screen box, telescopic supporting mechanisms which are symmetrically arranged are fixed on the other side of the top of the supporting seat, the telescopic supporting mechanisms are vertically and upwards arranged, the bottom ends of the two second buffer springs are respectively fixed on the tops of the two telescopic supporting mechanisms, the lower parts of the two telescopic supporting mechanisms are in transmission connection through a transmission mechanism.

Preferably, the telescopic supporting mechanism comprises a mounting plate fixedly connected to the supporting seat, a mounting box with a hollow interior is fixed at the top of the mounting plate, an outer sleeve which is vertically and upwardly arranged is fixed at the top of the mounting box, a threaded rod which is vertically and upwardly arranged is rotatably connected inside the mounting box through a bearing, the top end of the threaded rod penetrates through the mounting box and extends to the upper portion inside the outer sleeve, the outer wall of the threaded rod and the inner wall of the outer sleeve are arranged at intervals, a movable sleeve is connected with the outer portion of the threaded rod through threads, a guide mechanism for guiding the movable sleeve is arranged between the outer wall of the movable sleeve and the inner wall of the outer sleeve, the top end of the movable sleeve penetrates through the top portion of the outer sleeve and extends to the upper portion above the outer sleeve, a horizontally arranged mounting disc is fixed at the top portion of the movable sleeve, the bottom end of the second buffer spring is fixed at the top portion of the mounting disc, and a worm wheel is arranged on the threaded rod inside the mounting box, the worm matched with the worm wheel is rotatably connected inside the installation box, one end of the worm extends to one side outside the installation box and is fixedly sleeved with a ratchet sleeve, and the other end of the worm extends to the other side outside the installation box and is connected with the transmission mechanism.

Preferably, the guide mechanism comprises two guide grooves which are symmetrically arranged and are formed in the inner wall of the outer sleeve, the guide grooves are formed in the length direction of the outer sleeve, symmetrically arranged sliding blocks are fixed on the outer wall of the lower portion of the movable sleeve, and the sliding blocks are connected inside the guide grooves in a sliding mode.

Preferably, the transmission mechanism comprises a transmission shaft arranged between the two telescopic supporting mechanisms, and two ends of the transmission shaft are in transmission connection with the correspondingly arranged worms through two couplers respectively.

Preferably, a rubber pad is fixed on the top of the mounting plate, and the bottom end of the second buffer spring is fixed on the top of the rubber pad.

Preferably, the fixed cover in top of outer sleeve is equipped with the sealing rubber ring, and the movable sleeve runs through the top of sealing rubber ring, and the outer wall of movable sleeve is laminated mutually with the inner wall of sealing rubber ring.

Preferably, the fixed cover in bottom of outer sleeve is equipped with the yielding rubber ring, and the bottom mounting of yielding rubber ring is at the top of install bin, and the central point of yielding rubber ring puts and offers the mounting hole that is used for supplying the threaded rod to pass through, and the outer wall of threaded rod sets up with the inner wall interval of mounting hole.

The utility model has the beneficial effects that: the structure is simple, the installation and the use are convenient, the first buffer spring is arranged between the screen box and one side of the supporting seat, the other side of the supporting seat is symmetrically provided with the two telescopic supporting mechanisms, the second buffer spring is arranged between the tops of the two telescopic supporting mechanisms and the bottom of the screen box, the four corners of the bottom of the screen box are respectively in flexible connection with the supporting seat and the telescopic supporting mechanisms through the first buffer spring and the second buffer spring, the two telescopic supporting mechanisms realize synchronous motion through the transmission mechanism, and the two telescopic supporting mechanisms which synchronously operate drive one side of the screen box to lift, thereby realizing the adjustment of the inclination angle of the screen box, having simple structure, saving the installation space, being flexible and convenient to operate, being capable of adjusting under the non-stop state, improving the working efficiency, and reducing the energy consumption through manual driving of the telescopic supporting mechanisms, the use cost is low, and the use requirement can be well met.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a schematic structural view of the connection between the retractable support mechanism and the transmission mechanism;

FIG. 5 is a schematic structural view of the retractable support mechanism;

fig. 6 is a cross-sectional view of fig. 5.

Reference numerals: 1-sieve case, 2-supporting seat, 3-feeder hopper, 4-play hopper, 5-mounting brackets, 6-electric cabinet, 7-first buffer spring, 8-second buffer spring, 9-mounting panel, 10-mounting box, 11-outer sleeve, 12-threaded rod, 13-movable sleeve, 14-guide way, 15-slider, 16-mounting disc, 17-worm wheel, 18-worm, 19-ratchet sleeve, 20-transmission shaft, 21-rubber pad, 22-sealing rubber ring, 23-damping rubber ring, 24-mounting hole, 25-shaft coupling.

Detailed Description

As shown in fig. 1-3, the utility model includes a screen box 1, a vibrator (not shown in the figure) is arranged on the screen box 1, a support seat 2 is horizontally arranged below the screen box 1, an upward extending feed hopper 3 is fixed on one side of the support seat 2, one end of the feed hopper 3 departing from the support seat 2 is positioned above one end of the top of the screen box 1, a discharge hopper 4 is arranged on one side of the screen box 1 departing from the feed hopper 3, a vertically upward arranged mounting frame 5 is fixed on the outer wall of the support seat 2, an electric cabinet 6 is fixed on the top of the mounting frame 5, and the electric cabinet 6 is positioned above the screen box 1. Setting one end of a sieve box 1, which is provided with a feed hopper 3, as a feed end of the sieve box 1, one end of the sieve box 1, which is provided with a discharge hopper 4, as a discharge end of the sieve box 1, both sides of the feed end of the sieve box 1 are fixed with first buffer springs 7 extending downwards, the bottom ends of the first buffer springs 7 are fixed at one side of the top of a support seat 2, the both sides of the feed end of the sieve box 1 and the top of the support seat 2 realize flexible connection through the first buffer springs 7, both sides of the discharge end of the sieve box 1 are fixed with second buffer springs 8 extending downwards, the other side of the top of the support seat 2 is fixed with telescopic support mechanisms which are symmetrically arranged, the telescopic support mechanisms are vertically and upwards arranged, the bottom ends of the two second buffer springs 8 are respectively fixed at the top of the two telescopic support mechanisms, the top of the two telescopic support mechanisms and the both sides of the discharge end of the sieve box 1 realize flexible connection through the second buffer springs 8, the lower parts of the two telescopic supporting mechanisms are in transmission connection through a transmission mechanism. Realize two scalable supporting mechanism synchronous operation through drive mechanism, two scalable supporting mechanism drive one side of sieve case 1 and go up and down, because the existence of first buffer spring 7 and second buffer spring 8 to one side jack-up or the pulling one side downstream of sieve case 1 of case 1 will be sieved, and then realize the regulation to sieve case 1 inclination.

As shown in fig. 5 and 6, the telescopic supporting mechanism includes a mounting plate 9 fixedly connected to the supporting seat 2, a mounting box 10 with a hollow interior is fixed on the top of the mounting plate 9, an outer sleeve 11 arranged vertically upward is fixed on the top of the mounting box 10, a threaded rod 12 arranged vertically upward is rotatably connected inside the mounting box 10 through a bearing, the top end of the threaded rod 12 penetrates through the mounting box 10 and extends to the upper portion of the interior of the outer sleeve 11, the outer wall of the threaded rod 12 and the inner wall of the outer sleeve 11 are arranged at intervals, the outer wall of the threaded rod 12 and the inner wall of the outer sleeve 11 are not in a mutually attached state, a gap is formed between the threaded rod 12 and the outer sleeve 11, a movable sleeve 13 is connected to the outer thread of the threaded rod 12, a guiding mechanism for guiding the movable sleeve 13 is arranged between the outer wall of the movable sleeve 13 and the inner wall of the outer sleeve 11, the guiding mechanism includes two symmetrically arranged guiding grooves 14 arranged on the inner wall of the outer sleeve 11, the guide groove 14 is arranged along the length direction of the outer sleeve 11, symmetrically arranged slide blocks 15 are fixed on the outer wall of the lower portion of the movable sleeve 13, the slide blocks 15 are connected inside the guide groove 14 in a sliding mode, the top end of the movable sleeve 13 penetrates through the top of the outer sleeve 11 and extends to the upper portion of the outer sleeve 11, a horizontally arranged mounting disc 16 is fixed on the top of the movable sleeve 13, and as shown in fig. 3, the bottom end of the second buffer spring 8 is fixed on the top of the mounting disc 16. Through setting up guide way 14 and slider 15, carry out spacing direction to movable sleeve 13, because movable sleeve 13 and threaded rod 12 threaded connection, when threaded rod 12 rotated, because guide way 14 and slider 15's limiting displacement for movable sleeve 13 can not rotate along with the rotation of threaded rod 12, can only follow guide way 14 and slide from top to bottom, thereby jack-up one side of sieve case 1 or the one side downstream of pulling sieve case 1, and then realize the regulation to sieve case 1 inclination. The worm gear 17 is fixedly sleeved on the threaded rod 12 inside the installation box 10, the worm 18 matched with the worm gear 17 is rotatably connected inside the installation box 10, one end of the worm 18 extends to one side outside the installation box 10 and is fixedly sleeved with the ratchet sleeve 19, the ratchet sleeve 19 is used for being matched with a ratchet wrench, the ratchet sleeve 19 is driven to rotate through the ratchet wrench, the worm 18 is further driven to rotate, the worm 18 is driven to rotate through manual driving, the energy consumption is saved, the use cost is reduced, and the other end of the worm 18 extends to the other side outside the installation box 10 and is connected with the transmission mechanism. The ratchet sleeve 19 and the ratchet wrench are conventional in the art, and the detailed structure thereof is not described herein. As shown in fig. 4, the transmission mechanism includes a transmission shaft 20 disposed between the two telescopic supporting mechanisms, and both ends of the transmission shaft 20 are respectively connected with the corresponding worm 18 through two couplings 25. When the telescopic support mechanism is used, the ratchet wrench can be used for driving any one ratchet sleeve 19 to rotate, and then the transmission shaft 20 drives the other worm 18 to rotate, so that the synchronous operation of the two telescopic support mechanisms is realized.

As shown in fig. 5 and 6, a rubber pad 21 is fixed on the top of the mounting plate 16, and the bottom end of the second buffer spring 8 is fixed on the top of the rubber pad 21, so that the rubber pad 21 is arranged to play a role of shock absorption and buffering, and further reduce the impact force on the mounting plate 16. The fixed cover in top of outer sleeve 11 is equipped with sealing rubber ring 22, and movable sleeve 13 runs through sealing rubber ring 22's top, and the outer wall of movable sleeve 13 is laminated mutually with sealing rubber ring 22's inner wall, promotes the leakproofness of being connected between movable sleeve 13 and the outer sleeve 11, avoids inside debris such as cement mortar got into outer sleeve 11 through the gap department between the two in the screening process, promotes the stability of scalable supporting mechanism operation, reduces the fault incidence. The fixed cover in bottom of outer sleeve 11 is equipped with yielding rubber ring 23, and the bottom mounting of yielding rubber ring 23 is at the top of install bin 10, and the central point of yielding rubber ring 23 puts and offers the mounting hole 24 that is used for supplying threaded rod 12 to pass through, and the outer wall of threaded rod 12 sets up with the inner wall interval of mounting hole 24, is not the state of laminating each other between the outer wall of threaded rod 12 and the inner wall of mounting hole 24, has the space between threaded rod 12 and the mounting hole 24. Through setting up yielding rubber ring 23, play the effect of shock attenuation buffering, reduce the impact force that install bin 10 received.

When the utility model is used and the inclination angle of the screen box 1 needs to be adjusted, an operator can use a ratchet wrench to drive any one ratchet sleeve 19 to rotate, and further drive one of the worms 18, the transmission shaft 20 and the other worm 18 to rotate, so that synchronous motion of the two worms 18 is realized, the worm 18 rotates to drive the worm wheel 17 to rotate, and further drive the threaded rod 12 to rotate, and the movable sleeve 13 is in threaded connection with the threaded rod 12, and when the threaded rod 12 rotates, the movable sleeve 13 cannot rotate along with the rotation of the threaded rod 12 due to the limiting function of the guide groove 14 and the sliding block 15, and can only slide up and down along the guide groove 14, so that one side of the screen box 1 is jacked or one side of the screen box 1 is pulled to move downwards, and further the adjustment of the inclination angle of the screen box 1 is realized.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a with rising with falling formula shale shaker, includes the sieve case, and the below level of sieve case is provided with the supporting seat, and one side of supporting seat is fixed with the feeder hopper that upwards extends, and the one end that the feeder hopper deviates from the supporting seat is located the top of the one end at sieve roof portion, and one side that the sieve case deviates from the feeder hopper is provided with out the hopper, is fixed with the vertical mounting bracket that upwards sets up on the outer wall of supporting seat, and the mounting bracket top is fixed with the electric cabinet, and the electric cabinet is located the top of sieve case, its characterized in that: both sides of sieve case feed end all are fixed with downwardly extending's first buffer spring, first buffer spring's bottom mounting is in one side at supporting seat top, the both sides of sieve case discharge end all are fixed with downwardly extending's second buffer spring, the opposite side at supporting seat top is fixed with the scalable supporting mechanism that the symmetry set up, scalable supporting mechanism is vertical upwards to be set up, two second buffer spring's bottom is fixed respectively at two scalable supporting mechanism's top, connect through the drive mechanism transmission between two scalable supporting mechanism's the lower part.

2. A co-lift and co-drop shaker as claimed in claim 1, wherein: the telescopic supporting mechanism comprises a mounting plate fixedly connected to a supporting seat, a mounting box with a hollow interior is fixed at the top of the mounting plate, an outer sleeve which is vertically and upwardly arranged is fixed at the top of the mounting box, a threaded rod which is vertically and upwardly arranged is rotatably connected inside the mounting box through a bearing, the top end of the threaded rod penetrates through the mounting box and extends to the upper portion inside the outer sleeve, the outer wall of the threaded rod and the inner wall of the outer sleeve are arranged at intervals, a movable sleeve is connected with the outer portion of the threaded rod through threads, a guide mechanism for guiding the movable sleeve is arranged between the outer wall of the movable sleeve and the inner wall of the outer sleeve, the top end of the movable sleeve penetrates through the top portion of the outer sleeve and extends to the upper portion of the outer sleeve, a horizontally arranged mounting disc is fixed at the top portion of the movable sleeve, the bottom end of a second buffer spring is fixed at the top portion of the mounting disc, and a worm wheel is fixedly sleeved on the threaded rod positioned inside the mounting box, the worm matched with the worm wheel is rotatably connected inside the installation box, one end of the worm extends to one side outside the installation box and is fixedly sleeved with a ratchet sleeve, and the other end of the worm extends to the other side outside the installation box and is connected with the transmission mechanism.

3. A co-lift and co-drop shaker as claimed in claim 2, wherein: the guide mechanism comprises two guide grooves which are symmetrically arranged and are arranged on the inner wall of the outer sleeve, the guide grooves are arranged along the length direction of the outer sleeve, symmetrically arranged slide blocks are fixed on the outer wall of the lower portion of the movable sleeve, and the slide blocks are slidably connected inside the guide grooves.

4. A co-lift and co-drop shaker as claimed in claim 2, wherein: the transmission mechanism comprises a transmission shaft arranged between the two telescopic supporting mechanisms, and two ends of the transmission shaft are respectively in transmission connection with the worms correspondingly arranged through two couplers.

5. A co-lift and co-drop shaker as claimed in any one of claims 2 to 4, wherein: the top of mounting disc is fixed with the rubber pad, and the bottom of second buffer spring is fixed at the top of rubber pad.

6. A co-lift and co-drop shaker as claimed in any one of claims 2 to 4, wherein: the fixed cover in top of outer sleeve is equipped with the sealing rubber ring, and the movable sleeve runs through the top of sealing rubber ring, and the outer wall of movable sleeve laminates with the inner wall of sealing rubber ring mutually.

7. A co-lift and co-drop shaker as claimed in any one of claims 2 to 4, wherein: the fixed cover in bottom of outer sleeve is equipped with the yielding rubber ring, and the bottom mounting of yielding rubber ring is at the top of install bin, and the central point of yielding rubber ring puts and offers the mounting hole that is used for supplying the threaded rod to pass through, and the outer wall of threaded rod sets up with the inner wall interval of mounting hole.