CN209791632U - Building rubbish breaker - Google Patents

Building rubbish breaker Download PDF

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Publication number
CN209791632U
CN209791632U CN201920132694.2U CN201920132694U CN209791632U CN 209791632 U CN209791632 U CN 209791632U CN 201920132694 U CN201920132694 U CN 201920132694U CN 209791632 U CN209791632 U CN 209791632U
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CN
China
Prior art keywords
box body
crushing
box
material return
guide
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920132694.2U
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Chinese (zh)
Inventor
王进军
宗秀冬
任玲阁
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Individual
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Individual
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Priority to CN201920132694.2U priority Critical patent/CN209791632U/en
Application granted granted Critical
Publication of CN209791632U publication Critical patent/CN209791632U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a construction waste crushing device, which comprises a box body, wherein the right end of the top of the box body is provided with a feeding nozzle, the feeding nozzle is hinged with a dust guard, the center of the top of the box body is provided with a motor a, the output end of the motor a is connected with an inverted cone-shaped crushing roller a through a rotating shaft, a crushing groove matched with the crushing roller a is arranged in the box body, the bottom of the crushing groove is an opening, a secondary crushing device is arranged below the crushing roller a, a guide sieve is arranged below the secondary crushing device, and the bottom of the side wall of the rear of the box; a feed back box is connected outside the left side wall of the box body, a spiral feeding device is arranged in the feed back box, a feed back inlet and a feed back outlet are communicated between the box body and the feed back box, the feed back inlet is arranged at the joint of the bottom of the left end of the guide screen and the box body, and the feed back outlet is arranged above the crushing groove; the right side wall of the box body is connected with a blower through an air inlet pipe, the top of the box body is connected with an exhaust fan through an air outlet pipe, and a dust collection box is arranged on the air outlet pipe. The device is dustproof effectual, and crushing effect is good.

Description

Building rubbish breaker
Technical Field
The utility model relates to a construction waste treatment facility technical field, concretely relates to construction waste breaker.
Background
With the development of economy and social progress, the living environment of people is changed greatly, particularly, the process of urbanization is accelerated in recent years, the construction industry is developed day by day, the engineering of removal and reconstruction in various regions is huge, a large amount of construction waste is generated in various removal and reconstruction, and the construction waste needs to be further transported and stacked after being crushed.
The existing construction waste crushing device has the following defects:
1. The existing construction waste crushing device has a large amount of dust flying in the crushing process, so that the working environment is polluted, and the health of workers is influenced. Although some crushing devices are provided with dust removal devices, dust still flies out from the feed inlet;
2. The existing construction waste is only subjected to primary or secondary crushing, the crushing effect is poor, and after the crushing is finished, large construction waste is still not crushed in the device.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a construction waste crushing device, which comprises a box body, wherein the right end of the top of the box body is provided with a feeding nozzle, the feeding nozzle is hinged with a dust guard, the center of the top of the box body is provided with a motor a, the output end of the motor a extends into the box body and is connected with a rotating shaft, the bottom end of the rotating shaft is fixed with an inverted cone-shaped crushing roller a, a crushing groove matched with the crushing roller a is arranged in the box body, the crushing groove is fixed on the inner wall of the box body, the bottom of the crushing groove is an opening, a plurality of crushing teeth a are uniformly arranged on the inclined planes of the crushing roller a and the crushing groove, a secondary crushing device is arranged below the crushing roller a, a guide sieve is arranged below the secondary crushing device, sieve meshes are uniformly distributed on the guide sieve, the guide sieve is an isosceles trapezoid groove with a wide upper part and a narrow lower part, a door is arranged at the bottom of the rear side wall of the box body, and the horizontal height of the door is lower than that of the guide sieve; a material return box is connected to the outside of the left side wall of the box body, a cylindrical inner cavity is arranged in the material return box, a spiral feeding device is vertically arranged in the inner cavity, a motor b for driving the spiral feeding device is arranged at the top of the material return box, a material return inlet and a material return outlet are communicated between the box body and the material return box, the material return inlet is arranged at the joint of the bottom of the left end of the guide screen and the box body, the width of the bottom of the guide screen is the same as that of the material return inlet, and the material return outlet is arranged above the crushing tank; the air inlet pipe is connected to the right side wall of the box body below the guide screen, the end of the air inlet pipe is connected with a blower, the top of the box body is connected with an air outlet pipe, the end of the air outlet pipe is connected with an air exhauster, and a dust collection box is arranged on the air outlet pipe.
Preferably, the secondary crushing device comprises two crushing rollers b which are arranged oppositely, the two crushing rollers b are longitudinally arranged in the box body, a gap is formed between the two crushing rollers b and the inner wall of the box body, a gap is formed between the two crushing rollers b, and crushing teeth b are uniformly distributed on the outer surfaces of the two crushing rollers b. The secondary crushing device can enhance the crushing effect.
preferably, the top end of the dust guard is hinged to the feeding nozzle, the hinged position of the dust guard is located on the right side of the right side wall of the box body, and the bottom end of the dust guard is lapped on the top end of the inner wall of the right side of the box body. When not using the feeding, the dust guard blocks up the feeding mouth because the gravity bottom is taken on box right side inner wall top, prevents effectively that the dust from scattering away from the feeding mouth, and during the feeding, the material is automatic to be pushed away the dust guard and gets into the box, does not influence the feeding again when reaching dustproof effect.
preferably, the joints of the air inlet pipe and the air outlet pipe with the box body are provided with filter screens. Preventing larger pieces from entering the duct and causing damage to the duct or blower.
preferably, the top surface of the crushing roller a is provided with a circular truncated cone-shaped guide cover, and the guide cover is sleeved on the rotating shaft. Prevent that the material from falling on crushing roller a top surface after getting into the box from the feed nozzle, the guide housing can be with the leading-in crushing roller a of material and between the broken groove.
The utility model discloses still including other subassemblies that can make this breaker normal use, all belong to the conventional selection in this field. In addition, the devices or components of the present invention which are not limited in this application all adopt the conventional means in the art.
The utility model has the advantages that: the device leads the dust in the box body to be concentrated in the dust collection box along with the air flow through the blower and the exhaust fan, and leads the dust guard plate to be hinged at the feeding nozzle, when the material is not fed, the dust guard plate blocks the feeding nozzle, when the material is fed, the material automatically pushes the dust guard plate to enter the box body, thereby achieving the dust-proof effect and simultaneously not influencing the feeding; in addition, materials which do not reach the crushing requirement are poured into the feed back box through the guide sieve, and then are conveyed to the upper portion of the box body to be crushed again by the spiral feeding device, so that the materials can be circularly crushed until the materials reach the standard, and the materials are sieved to the bottom of the box body from the sieve holes of the guide sieve, so that the crushing effect is good.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a plane of depression of the crushing tank of the present invention;
FIG. 3 is a schematic view of a top-down structure of the guide screen of the present invention;
Fig. 4 is a schematic structural view of the left side surface of the middle guide screen of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
the construction waste crushing device shown in fig. 1-4 comprises a box body 1, a feeding nozzle 2 is arranged at the right end of the top of the box body 1, a dust guard 3 is hinged at the feeding nozzle 2, a motor a4 is arranged at the center of the top of the box body 1, the output end of a motor a4 extends into the box body 1 and is connected with a rotating shaft 5, an inverted cone-shaped crushing roller a6 is fixed at the bottom end of the rotating shaft 5, a crushing groove 7 matched with the crushing roller a6 is arranged in the box body 1, the crushing groove 7 is fixed on the inner wall of the box body 1, the bottom of the crushing groove 7 is a through hole 25, a plurality of crushing teeth a8 are uniformly arranged on the inclined planes of the crushing roller a6 and the crushing groove 7, a secondary crushing device is arranged below a6, a guide sieve 9 is arranged below the secondary crushing device, sieve holes are uniformly distributed on the guide sieve 9, the guide sieve 9 is an isosceles trapezoid-shaped groove with a wide upper part and a narrow part, the guide, the level of the gate 10 is lower than the level of the guide screen 9; a material return box 11 is connected to the outside of the left side wall of the box body 1, a cylindrical inner cavity 12 is arranged in the material return box 11, a spiral feeding device 13 is vertically arranged in the inner cavity 12, a motor b14 for driving the spiral feeding device 13 is arranged at the top of the material return box 11, a material return inlet 15 and a material return outlet 16 are communicated between the box body 1 and the material return box 11, the material return inlet 15 is arranged at the joint of the bottom of the left end of the guide sieve 9 and the box body 1, the width of the bottom of the guide sieve 9 is the same as the width of the material return inlet 15, and the material return outlet 16 is arranged above the crushing tank; an air inlet pipe 17 is connected to the right side wall of the box body 1 below the guide screen 9, the end of the air inlet pipe 17 is connected with a blower 18, the top of the box body 1 is connected with an air outlet pipe 19, the end of the air outlet pipe 19 is connected with an exhaust fan 20, and a dust collection box 21 is arranged on the air outlet pipe 19.
The secondary crushing device comprises two crushing rollers b22 which are oppositely arranged, wherein the two crushing rollers b22 are longitudinally arranged in the box body 1, a gap is reserved between the two crushing rollers b22 and the inner wall of the box body 1, a gap is reserved between the two crushing rollers b22, and crushing teeth b23 are uniformly distributed on the outer surface of the two crushing rollers b 22. The secondary crushing device can enhance the crushing effect.
The top of the dust guard 3 is hinged on the feeding nozzle 2, the hinged position is located on the right side of the right side wall of the box body 1, and the bottom end of the dust guard 3 is lapped on the top end of the inner wall of the right side of the box body 1. When not using the feeding, dust guard 3 plugs up feeding mouth 2 because the gravity bottom is taken on 1 right side inner wall top of box, prevents effectively that the dust from flying away from feeding mouth 2, and during the feeding, the material is automatic to be pushed away dust guard 3 and gets into box 1, does not influence the feeding again when reaching dustproof effect.
The joints of the air inlet pipe 17 and the air outlet pipe 19 and the box body 1 are provided with filter screens 24. Preventing larger pieces from entering the duct and causing damage to the duct or blower 18.
The top surface of the crushing roller a6 is provided with a circular truncated cone-shaped guide cover 25, and the guide cover 25 is sleeved on the rotating shaft 5. The material is prevented from falling on the top surface of the crushing roller a6 after entering the box body 1 from the feeding nozzle 2, and the guide cover 25 can guide the material between the crushing roller a6 and the crushing tank 7.
When the material crusher is used, materials enter a box body 1 from a feeding nozzle 2 and fall into a gap between a crushing roller a6 and a crushing groove 7, a motor a4 drives a rotating shaft 5 to rotate, so that the crushing roller a6 is driven to rotate, the crushing roller a6 and crushing teeth a8 on the inclined surface of the crushing groove 7 crush the materials, the crushed materials fall into a gap between two crushing rollers b22 from an opening 25 at the bottom of the crushing groove 7, the two crushing rollers b22 rotate relatively, the crushing teeth b23 crush the materials for the second time, the materials after the second time crushing fall onto a guide screen 9, the qualified materials fall onto the bottom of the box body 1 from screen holes of the guide screen 9, the unqualified materials roll onto the middle part of the left end of the guide screen 9 on the guide screen 9, enter a material returning box 11 from a material returning inlet 15, are conveyed to a material returning outlet 16 through a spiral feeding device 13 to enter the upper part of the box body 1, and then. During the crushing process, the blower 18 blows air into the box body 1 through the air inlet pipe 17, and dust in the box body 1 is driven by the air flow to enter the air outlet pipe 19 and is collected in the dust collection box 21. After the crushing is finished, the door 10 is opened, and the crushed material at the bottom of the box body 1 is taken out.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.

Claims (5)

1. A construction waste crushing device is characterized by comprising a box body, wherein a feeding nozzle is arranged at the right end of the top of the box body, a dustproof plate is hinged at the feeding nozzle, a motor a is arranged at the center of the top of the box body, the output end of the motor a extends into the box body and is connected with a rotating shaft, an inverted conical crushing roller a is fixed at the bottom end of the rotating shaft, a crushing groove matched with the crushing roller a is arranged in the box body, the crushing groove is fixed on the inner wall of the box body, the bottom of the crushing groove is a through hole, a plurality of crushing teeth a are uniformly arranged on the inclined surfaces of the crushing roller a and the crushing groove, a secondary crushing device is arranged below the crushing roller a, a guide sieve is arranged below the secondary crushing device, sieve holes are uniformly distributed on the guide sieve, the guide sieve is an isosceles trapezoid groove with a wide upper part and a narrow lower part, the guide sieve is transversely arranged in a lower-right-high, the horizontal height of the door is lower than that of the guide screen; a material return box is connected to the outside of the left side wall of the box body, a cylindrical inner cavity is arranged in the material return box, a spiral feeding device is vertically arranged in the inner cavity, a motor b for driving the spiral feeding device is arranged at the top of the material return box, a material return inlet and a material return outlet are communicated between the box body and the material return box, the material return inlet is arranged at the joint of the bottom of the left end of the guide screen and the box body, the width of the bottom of the guide screen is the same as that of the material return inlet, and the material return outlet is arranged above the crushing tank; the air inlet pipe is connected to the right side wall of the box body below the guide screen, the end of the air inlet pipe is connected with a blower, the top of the box body is connected with an air outlet pipe, the end of the air outlet pipe is connected with an air exhauster, and a dust collection box is arranged on the air outlet pipe.
2. The construction waste crushing device as claimed in claim 1, wherein the secondary crushing device comprises two crushing rollers b which are oppositely arranged, the two crushing rollers b are longitudinally arranged in the box body, a gap is reserved between the two crushing rollers b and the inner wall of the box body, a gap is reserved between the two crushing rollers b, and crushing teeth b are uniformly distributed on the outer surfaces of the two crushing rollers b.
3. The construction waste crushing device as claimed in claim 1, wherein the top end of the dust guard is hinged to the feeding nozzle, the hinged position is located on the right side of the right side wall of the box body, and the bottom end of the dust guard is lapped on the top end of the inner wall of the right side of the box body.
4. The construction waste crushing device as claimed in claim 1, wherein the joints of the air inlet pipe and the air outlet pipe with the box body are provided with filter screens.
5. The construction waste crushing device as claimed in claim 1, wherein the top surface of the crushing roller a is provided with a circular truncated cone-shaped guide cover, and the guide cover is sleeved on the rotating shaft.
CN201920132694.2U 2019-01-25 2019-01-25 Building rubbish breaker Expired - Fee Related CN209791632U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920132694.2U CN209791632U (en) 2019-01-25 2019-01-25 Building rubbish breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920132694.2U CN209791632U (en) 2019-01-25 2019-01-25 Building rubbish breaker

Publications (1)

Publication Number Publication Date
CN209791632U true CN209791632U (en) 2019-12-17

Family

ID=68821320

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920132694.2U Expired - Fee Related CN209791632U (en) 2019-01-25 2019-01-25 Building rubbish breaker

Country Status (1)

Country Link
CN (1) CN209791632U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111701707A (en) * 2020-06-30 2020-09-25 莱西市蔚来设计中心 Construction waste treatment equipment
CN112191311A (en) * 2020-09-25 2021-01-08 中交公路养护工程技术有限公司 Building engineering rubbish breaker
CN112691743A (en) * 2020-12-29 2021-04-23 中铁建工集团有限公司 Waste concrete crushing device for building construction
CN117943373A (en) * 2024-01-22 2024-04-30 上海艺迈实业有限公司 Dual-crushing airtight sewage lifting device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111701707A (en) * 2020-06-30 2020-09-25 莱西市蔚来设计中心 Construction waste treatment equipment
CN112191311A (en) * 2020-09-25 2021-01-08 中交公路养护工程技术有限公司 Building engineering rubbish breaker
CN112191311B (en) * 2020-09-25 2024-05-07 中交公路养护工程技术有限公司 Construction engineering rubbish breaker
CN112691743A (en) * 2020-12-29 2021-04-23 中铁建工集团有限公司 Waste concrete crushing device for building construction
CN117943373A (en) * 2024-01-22 2024-04-30 上海艺迈实业有限公司 Dual-crushing airtight sewage lifting device

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191217

Termination date: 20210125