CN212189949U

CN212189949U - Prevent centrifugal screening machine of jam

Info

Publication number: CN212189949U
Application number: CN202020625240.1U
Authority: CN
Inventors: 陈岩; 卜晓华; 王春建; 刘畅
Original assignee: Jiangsu Tasly Diyi Pharmaceutical Co Ltd
Current assignee: Jiangsu Tasly Diyi Pharmaceutical Co Ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-22
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses an anti-clogging centrifugal sieving machine, which comprises a distribution box, a power box, a hopper, a sieving box, a material receiving box and a base; the power box is arranged at the top end of the power box, and a driving device is arranged in the power box; the screening box is arranged on the side part of the power box, a screening drum is detachably connected in the screening box, and the driving device drives the screening box to rotate; the hopper is detachably connected to the top end of the screening box, and a discharge pipe is arranged at the bottom end of the screening box; a feeding pipe is detachably connected between the screening box and the hopper, an air blowing pipe is arranged on the side wall of the feeding pipe, the air blowing pipe extends into the feeding pipe and bends towards the screening box, and the air blowing pipe is connected with an air source; a feeding cover plate is placed at the upper opening of the hopper, and a respirator is arranged on the feeding cover plate. The utility model discloses the compressed air who blows has increased downwards in the top of a sieve section of thick bamboo to can prevent that the mesh of a sieve section of thick bamboo from being plugged up by the material, improved the efficiency of screening.

Description

Prevent centrifugal screening machine of jam

Technical Field

The utility model relates to a pharmaceutical equipment technical field especially relates to a prevent centrifugal screening machine of jam.

Background

The process of dividing the material to be crushed into different size fractions by one or more layers of screening surface is called screening. The sieving machine is a vibrating sieving mechanical device which utilizes the relative movement of bulk materials and a sieve surface to lead partial particles to penetrate through sieve pores and divide materials such as sand, gravel, broken stone and the like into different grades according to the particle size. The screening process of the screening machine is generally continuous, and after the screened raw materials are fed to the screening machine, the materials smaller than the size of the screen holes penetrate the screen holes and are called undersize products; material larger than the size of the screen openings stays on the screen surface or is continuously discharged from the screen surface, referred to as oversize product.

In the pharmaceutical process, the powder material also needs to be screened by a centrifugal screening machine to obtain the material with the required granularity. However, in the prior art, the sieve mesh of the screen mesh is often plugged by the material with larger particle size during screening, and the plugged sieve mesh influences the material passing, thereby reducing the screening efficiency.

Therefore, there is a need for an anti-clogging centrifugal screen machine that solves the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent centrifugal screening machine of jam has increased the compressed air who blows downwards in the top of a sieve section of thick bamboo to can prevent that the mesh of a sieve section of thick bamboo from being plugged up by the material, improve the efficiency of screening, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-blocking centrifugal sieving machine comprises a distribution box, a power box, a hopper, a sieving box, a material receiving box and a base; the power box is arranged at the top end of the power box, and a driving device is arranged in the power box; the screening box is arranged on the side part of the power box, a screening drum is detachably connected in the screening box, and the driving device drives the screening box to rotate; the hopper is detachably connected to the top end of the screening box, a discharge pipe is arranged at the bottom end of the screening box, and the material receiving box is placed at the lower opening of the discharge pipe; the detachable is connected with the inlet pipe between screening case and the hopper, is equipped with the gas blow pipe on the lateral wall of inlet pipe, and the gas blow pipe stretches into the inlet pipe inside and buckles to the screening case, and the gas blow pipe connection air supply.

The utility model discloses a further improvement is, the both sides of hopper are fixed even to have the handle, and reinforced apron has been placed to the suitable for reading of hopper, and the top of reinforced apron is connected with the respirator, the hopper is connected through first quick detach clamp with the feed pipe.

The utility model has the further improvement that the outer side end of the air blowing pipe is provided with an internal thread, and the quick connector is connected with the air blowing pipe through the thread; the air supply is the air compressor machine, and quick connector passes through the intake pipe to be connected with the air compressor machine, and the inlet pipe passes through second quick detach clamp connection with the screening case.

The utility model has the further improvement that the side part of the screening box is fixedly connected with a lug, the side part of the power box is fixedly connected with a T-shaped pipe, and the T-shaped pipe is connected with the lug; an output shaft of the driving device penetrates through the T-shaped pipe and the protruding block to extend into the screening box, the output shaft is rotatably connected to the inner wall of the protruding block through a bearing, and a sealing ring is arranged at the joint of the output shaft and the inside of the screening box.

The utility model has the further improvement that the bottom of the inner side of the screening box is provided with a supporting block, and the supporting tube is connected with the inner wall of the screening box through a supporting rod; the center of the supporting block is rotatably connected with a stepped shaft, the stepped shaft is fixedly connected with a bevel gear A, and the end part of the output shaft is fixedly connected with a bevel gear B meshed with the bevel gear A.

The utility model discloses a further improvement is, a sieve section of thick bamboo top opening, fixedly connected with integral key shaft on the skeleton of the bottom of a sieve section of thick bamboo, the top fixedly connected with spline housing of step shaft, a sieve section of thick bamboo is pegged graft in the spline housing through the integral key shaft.

The utility model discloses a further improvement scheme is, the external diameter of inlet pipe is less than the internal diameter of a sieve section of thick bamboo size, and the gas blow pipe is two that the symmetry set up.

The utility model discloses a further improvement is, there is the transition festival bottom of screening case through third quick detach clamp connection, and the transition festival passes through the discharging pipe and connects the flange on the ejection of compact apron, and the ejection of compact apron is placed on connecing the workbin.

The utility model discloses a further improvement scheme is, the discharging pipe is retractable's plastic hose.

The utility model discloses a further improvement is, the base is front end open-ended frame construction, and the top fixedly connected with of base rear end pushes away the handle, the rear end fixedly connected with movable truckle of base below, the front end fixedly connected with fixed truckle of base below.

The utility model has the advantages that:

first, the utility model discloses a prevent centrifugal screening machine of jam has increased the compressed air that blows downwards in the top of a sieve section of thick bamboo to can prevent that the mesh of a sieve section of thick bamboo from being plugged up by the material, improved the efficiency of screening.

Second, the utility model discloses a prevent centrifugal screening machine of jam, the top of reinforced apron is connected with the respirator, can guarantee the circulation of gas in the screening machine for the flow of material in the screening machine.

Third, the utility model discloses a prevent centrifugal screening machine of jam, hopper, screening case, connect through quick detach clamp connection between the workbin, easy dismounting, labour saving and time saving have improved work efficiency.

Fourth, the utility model discloses a prevent centrifugal screening machine of jam, the gas blow pipe is connected through quick connector to the inlet tube, more convenient and fast during the use.

Fifth, the utility model discloses a prevent centrifugal screening machine of jam, power device's output shaft passes T type pipe and the inside that the lug stretched into the screening case, has promoted the security performance of equipment.

Sixth, the utility model discloses a prevent centrifugal screening machine of jam, the output shaft is equipped with the sealing washer with the inside junction of screening case, the effectual powder of having prevented revealing.

Seventh, the utility model discloses a prevent centrifugal screening machine of jam, a sieve section of thick bamboo passes through the integral key shaft and pegs graft in the spline housing, more convenient and fast during dismouting sieve section of thick bamboo.

Eighth, the utility model discloses a prevent centrifugal screening machine of jam, the external diameter of inlet pipe is less than the internal diameter size of a sieve section of thick bamboo, guarantees that the material can get into a sieve section of thick bamboo smoothly.

Ninth, the utility model discloses a prevent centrifugal screening machine of jam, the gas blow pipe is two that the symmetry set up, has promoted the effect of preventing blockking up.

Tenth, the utility model discloses a prevent centrifugal screening machine of jam, discharging pipe are retractable's plastic hose, and convenient and not unidimensional material case that connects uses in a complete set.

Eleventh, the utility model discloses a prevent centrifugal screening machine of jam, the base adopts frame construction to install the truckle additional and push away the handle, made things convenient for the screening machine to wash, shift when maintaining.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a partial structure of the present invention.

Figure 3 is the screening case cross-sectional view of the utility model.

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

Fig. 5 is a schematic view of the internal structure of the feeding pipe of the present invention.

In the figure: 1-distribution box, 2-power box, 201-T-shaped pipe, 202-output shaft, 3-hopper, 301-handle, 302-charging cover plate, 303-respirator, 4-screening box, 401-screen drum, 402-lug, 403-sealing ring, 404-supporting block, 405-supporting rod, 406-step shaft, 407-helical gear A, 408-helical gear B, 409-spline shaft, 410-spline housing, 5-material receiving box, 6-base, 601-pushing handle, 602-movable caster, 603-fixed caster, 7-material discharging pipe, 701-transition joint, 702-material discharging cover plate, 703-flange, 8-material feeding pipe, 801-gas blowing pipe, 802-air compressor, 803-quick connector, 9-first quick-release, quick-release-type first clamp hoop, 3-hopper, 10-a second quick release clamp and 11-a third quick release clamp.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Example 1: as shown in fig. 1 to 5, the anti-blocking centrifugal sieving machine comprises a distribution box 1, a power box 2, a hopper 3, a sieving box 4, a material receiving box 5 and a base 6; the distribution box 1 is fixedly connected to the base 6 through bolts, the power box 2 is fixedly connected to the top end of the distribution box 1 through sleeve bolts, and a driving device is fixedly connected to the sleeve bolts in the power box 2; the screening box 4 is arranged on the side part of the power box 2, a screening drum 401 is detachably connected in the screening box 4, and a driving device drives the screening box 4 to rotate; the hopper 3 is detachably connected to the top end of the screening box 4, a discharge pipe 7 is arranged at the bottom end of the screening box 4, and the material receiving box 5 is placed at the lower opening of the discharge pipe 7; a feeding pipe 8 is detachably connected between the screening box 4 and the hopper 3, an air blowing pipe 801 is welded on the side wall of the feeding pipe 8, the air blowing pipe 801 extends into the feeding pipe 8 and bends towards the screening box 4, and the air blowing pipe 801 is connected with an air source; handles 301 are welded on two sides of the hopper 3, a feeding cover plate 302 is placed at the upper opening of the hopper 3, a breather 303 is installed on the feeding cover plate 302, and the hopper 3 is connected with a feeding pipe 8 through a first quick-release clamp 9; the outer side end of the air blowing pipe 801 is provided with internal threads, and the quick connector 803 is connected with the air blowing pipe 801 through the threads; the air source is an air compressor 802, the quick connector 803 is connected with the air compressor 802 through an air inlet pipe, and the feeding pipe 8 is connected with the screening box 4 through a second quick-release clamp 10; the side part of the screening box 4 is welded with a convex block 402, the side part of the power box 2 is fixedly connected with a T-shaped pipe 201 through a bolt, and the T-shaped pipe 201 is fixedly connected with the convex block 402 through the bolt; an output shaft 202 of the driving device penetrates through the T-shaped pipe 201 and the lug 402 and extends into the screening box 4, the output shaft 202 is rotatably connected to the inner wall of the lug 402, and a sealing ring 403 is arranged at the joint of the output shaft 202 and the inside of the screening box 4; in the present embodiment, the driving device is a reduction motor; the bottom of the inner side of the screening box 4 is provided with a supporting block 404, and the supporting pipe is welded with the inner wall of the screening box 4 through a supporting rod 405; the center of the supporting block 404 is rotatably connected with a stepped shaft 406 through a bearing, the stepped shaft 406 is fixedly connected with a bevel gear A407 through an inner hexagonal countersunk head screw, and the end part of the output shaft 202 is fixedly connected with a bevel gear B408 meshed with the bevel gear A407 through an inner hexagonal countersunk head screw; the top end of the screen drum 401 is open, a skeleton (not shown in the figure) at the bottom end of the screen drum 401 is fixedly connected with a spline shaft 409 through welding or bolts, the top end of the stepped shaft 406 is fixedly connected with a spline housing 410 through an inner hexagonal countersunk head screw, the screen drum 401 is inserted into the spline housing 410 through the spline shaft 409, and the outer wall of the bottom end of the stepped shaft 406 is provided with a snap spring for preventing the stepped shaft 406 from moving upwards; the outer diameter of the feeding pipe 8 is smaller than the inner diameter of the screen drum 401, so that the materials can completely enter the screen drum 401; the two air blowing pipes 801 are symmetrically arranged; the bottom of the screening box 4 is connected with a transition joint 701 through a third quick release clamp 11, the transition joint 701 is connected with a flange 703 on a discharging cover plate 702 through a discharging pipe 7, and the discharging cover plate 702 is placed on the material receiving box 5; the discharge pipe 7 is a telescopic plastic hose, and two ends of the telescopic plastic hose are connected with the transition joint 701 and the flange 703 on the discharge cover plate 702 through a hose clamp.

The specific working principle of this embodiment is as follows:

before use, the material receiving box 5 is placed below the screening box 4, and the discharging cover plate 702 is covered on the material receiving box 5; when the material receiving box is used, materials are added into the hopper 3, the materials enter the screen cylinder 401 of the screening box 4 from the feeding pipe 8, the speed reduction motor in the power box 2 drives the bevel gear B408 to rotate, the bevel gear B408 drives the bevel gear A407 to rotate, and the bevel gear A407 drives the stepped shaft 406 to rotate, so that the screen cylinder 401 rotates to throw out the materials with required granularity and fall into the material receiving box 5; the air compressor 802 provides compressed air, the compressed air is blown to the screen drum 401 through the air inlet pipe and the air blowing pipe 801, and materials blocked on the screen meshes of the screen drum 401 are blown down, so that blocking is prevented; after the material screening is finished, the hopper 3 and the feeding pipe 8 are taken down by means of a matched lifting device, and the sieve cylinder 401 is taken out to pour out the material with larger granularity.

Example 2: the embodiment is a further improvement of the embodiment 1, and the main improvement is that the embodiment 1 cannot be moved when in use, and is inconvenient to clean or overhaul; in the present embodiment, the above-mentioned defects can be avoided, specifically:

the base 6 is of a frame structure with an opening at the front end, a push handle 601 is welded above the rear end of the base 6, a movable caster 602 is installed at the rear end below the base 6, and a fixed caster 603 is installed at the front end below the base 6; the base 6 of the embodiment adopts a frame structure, and the caster wheels and the pushing handles 601 are additionally arranged, so that the screening machine is convenient to transfer during cleaning and maintenance.

Otherwise, this embodiment is identical to embodiment 1, and will not be described herein.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a prevent centrifugal screen extension of jam which characterized in that: comprises a distribution box (1), a power box (2), a hopper (3), a screening box (4), a material receiving box (5) and a base (6); the power distribution box (1) is arranged on the base (6), the power box (2) is arranged at the top end of the power distribution box (1), and a driving device is arranged in the power box (2); the screening box (4) is arranged on the side part of the power box (2), a screening drum (401) is detachably connected in the screening box (4), and the driving device drives the screening box (4) to rotate; the hopper (3) is detachably connected to the top end of the screening box (4), a discharge pipe (7) is arranged at the bottom end of the screening box (4), and the material receiving box (5) is placed at the lower opening of the discharge pipe (7); screening case (4) and hopper (3) between detachable be connected with inlet pipe (8), be equipped with gas blow pipe (801) on the lateral wall of inlet pipe (8), gas blow pipe (801) stretch into inlet pipe (8) inside and buckle to screening case (4), and gas blow pipe (801) connect the air supply.

2. The anti-clogging centrifugal screen machine according to claim 1, wherein: the both sides fixed connection of hopper (3) has handle (301), and reinforced apron (302) have been placed to the last mouth of hopper (3), and the top of reinforced apron (302) is connected with respirator (303), hopper (3) are connected through first quick detach clamp (9) with inlet pipe (8).

3. The anti-clogging centrifugal screen machine according to claim 2, wherein: the outer side end of the air blowing pipe (801) is provided with internal threads, and the quick connector (803) is connected with the air blowing pipe (801) through the threads; the air source is an air compressor (802), the quick-connection connector (803) is connected with the air compressor (802) through an air inlet pipe, and the feeding pipe (8) is connected with the screening box (4) through a second quick-release clamp (10).

4. An anti-clogging centrifugal screen machine according to claim 3, wherein: the side part of the screening box (4) is fixedly connected with a bump (402), the side part of the power box (2) is fixedly connected with a T-shaped pipe (201), and the T-shaped pipe (201) is connected with the bump (402); an output shaft (202) of the driving device penetrates through the T-shaped pipe (201) and the lug (402) and extends into the screening box (4), the output shaft (202) is rotatably connected to the inner wall of the lug (402), and a sealing ring (403) is arranged at the joint of the output shaft (202) and the inside of the screening box (4).

5. The anti-clogging centrifugal screen machine according to claim 4, wherein: the bottom of the inner side of the screening box (4) is provided with a supporting block (404), and the supporting pipe is connected with the inner wall of the screening box (4) through a supporting rod (405); the center of the supporting block (404) is rotatably connected with a stepped shaft (406), the stepped shaft (406) is fixedly connected with a bevel gear A (407), and the end part of the output shaft (202) is fixedly connected with a bevel gear B (408) meshed with the bevel gear A (407).

6. An anti-clogging centrifugal screen machine according to claim 5 wherein: the top end of the screen drum (401) is opened, a spline shaft (409) is fixedly connected to the framework at the bottom end of the screen drum (401), a spline sleeve (410) is fixedly connected to the top end of the stepped shaft (406), and the screen drum (401) is inserted into the spline sleeve (410) through the spline shaft (409).

7. The anti-clogging centrifugal screen machine according to claim 6, wherein: the outer diameter of the feeding pipe (8) is smaller than the inner diameter of the screen drum (401), and the two air blowing pipes (801) are symmetrically arranged.

8. The anti-clogging centrifugal screen machine according to claim 1, wherein: the bottom of screening case (4) is connected with transition section (701) through third quick detach clamp (11), and flange (703) on ejection of compact apron (702) are connected through discharging pipe (7) in transition section (701), and ejection of compact apron (702) are placed on connecing workbin (5).

9. The anti-clogging centrifugal screen machine according to claim 1, wherein: the discharge pipe (7) is a telescopic plastic hose.

10. The anti-clogging centrifugal screen machine according to claim 1, wherein: the base (6) is of a frame structure with an opening at the front end, a pushing handle (601) is fixedly connected to the upper portion of the rear end of the base (6), movable casters (602) are fixedly connected to the rear end of the lower portion of the base (6), and fixed casters (603) are fixedly connected to the front end of the lower portion of the base (6).