CN215901936U - Environment-friendly calcium carbide closed crushing system based on automatic conveying - Google Patents

Environment-friendly calcium carbide closed crushing system based on automatic conveying Download PDF

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Publication number
CN215901936U
CN215901936U CN202122484120.1U CN202122484120U CN215901936U CN 215901936 U CN215901936 U CN 215901936U CN 202122484120 U CN202122484120 U CN 202122484120U CN 215901936 U CN215901936 U CN 215901936U
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China
Prior art keywords
crushing
calcium carbide
unloading
closed
automatic conveying
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CN202122484120.1U
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Chinese (zh)
Inventor
郭金星
张国辉
魏成江
崔二梅
申德强
徐素霞
郝利
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Haohua Yuhang Chemical Co ltd
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Haohua Yuhang Chemical Co ltd
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Abstract

The utility model provides an environment-friendly calcium carbide closed crushing system based on automatic conveying, which comprises an unloading device, a feeding device, a crushing device and a dust removal device, wherein the unloading device is arranged on the upper part of the crushing device; the unloading device comprises a hydraulic side-dumping car unloader and a car fixing unit arranged on the hydraulic side-dumping car unloader, the loading device adopts a horizontal plate type conveyor, the crushing device adopts a jaw crusher, and the dust removing device comprises a closed cover and a dust collector arranged in the closed cover; the utility model is based on the automatic conveying principle, does not need to use auxiliary equipment, can finish unloading operation by utilizing a hydraulic side-dumping type unloader, and can finish feeding operation by a horizontal plate type conveyor.

Description

Environment-friendly calcium carbide closed crushing system based on automatic conveying
Technical Field
The utility model relates to the technical field of calcium carbide method polyvinyl chloride production, in particular to an environment-friendly calcium carbide closed crushing system based on automatic conveying.
Background
In the production process of polyvinyl chloride by using a calcium carbide method, calcium carbide is used as a basic raw material of the production process and is used in large quantity in production; however, in the process of producing and using calcium carbide by enterprises, because the calcium carbide has physical characteristics of easy pulverization, the pollution problems of dust, dust raising and the like of the calcium carbide in the processes of unloading and loading after the calcium carbide is transported to a site generally exist.
At present, the mode of unloading and loading on the calcium carbide crushing site is as follows: because the diameter of the whole calcium carbide in the transport carriage is about one meter, the weight of a single calcium carbide block is large, the transport amount of a single vehicle is large during transportation, the tipping bucket power of the self-tipping bucket transport vehicle is limited, and automatic unloading cannot be realized, and even if the high-power self-tipping bucket transport vehicle with high use cost is used, the transport vehicle cannot automatically unload through the self-tipping bucket due to the fact that a great amount of calcium carbide is concentrated on the tail of the transport vehicle in the self-tipping bucket unloading process; generally, the on-site forklift pushes the calcium carbide in the carriage to the ground, the whole calcium carbide in the carriage is broken into a plurality of pieces when falling to the ground, and the ground calcium carbide is conveyed to a jaw crusher in the crushing awning by the forklift to be crushed.
In the unloading and loading processes, the working environment is seriously affected by the overflow of calcium carbide dust, the requirements of 50mg/m high-emission concentration limit values (calcium carbide crushing) of atmospheric pollutants in the discharge standard of caustic soda and polyvinyl chloride industrial pollutants (GB 15581-2016) cannot be met, the manual door opening is needed before unloading, the manual loading is needed after unloading to clean the calcium carbide left in the carriage, and great personnel operation safety risks exist in the working process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an environment-friendly calcium carbide closed crushing system based on automatic conveying, which can realize automatic unloading of a calcium carbide transport vehicle in a closed space, can also realize automatic feeding, does not need to unload and feed calcium carbide by a forklift, is additionally provided with a closed dust removal absorption dust, and effectively solves the problems of environmental pollution and potential safety hazard to operators caused in the unloading and feeding processes of the calcium carbide.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an environment-friendly calcium carbide closed crushing system based on automatic conveying comprises an unloading device, a feeding device, a crushing device and a dust removal device; the unloading device comprises a hydraulic side-dumping car unloader and a car fixing unit arranged on the hydraulic side-dumping car unloader; the hydraulic side-dumping car unloader is used for driving a side-dumping car of the transport vehicle, so that calcium carbide falls on the pre-crushing device due to self weight to be pre-crushed; the feeding device adopts a horizontal plate type conveyor, and the horizontal plate type conveyor is used for conveying the pre-crushed calcium carbide to the crushing device; the crushing device adopts a jaw crusher; the dust removal device comprises a closed cover and a dust absorber arranged in the closed cover, the closed cover covers the unloading device, the feeding device and the crushing device, and dust curtains are arranged on the closed cover at the car inlet of the unloading device and the feeding port of the crushing device.
Still include breaker in advance, breaker in advance adopt the blanking striking plate, the length of blanking striking plate the same with the length of hydraulic pressure side-turning type car unloader, the blanking striking plate on evenly be provided with a plurality of broken heads, just blanking striking plate and ground become 5 degrees to 45 degrees angle slope settings for make the carbide landing of breaking in advance on it to the horizontal plate formula conveyer.
The size of the crushing head is 40mm 200 mm.
The horizontal plate type conveyor is formed by splicing a plurality of horizontal plates, and the plurality of horizontal plates are driven by a hydraulic system to move back and forth.
Still include work platform, work platform set up in hydraulic pressure side-dumping car unloader one side and can follow the length direction slip of hydraulic pressure side-dumping car unloader, when the carriage curb plate of transport vechicle is opened, work platform be used for supporting the carriage curb plate and prevent that its impact from opening and hinder the people. Compared with the prior art, the utility model has the beneficial effects that:
the environment-friendly calcium carbide closed crushing system based on automatic conveying is based on an automatic conveying principle, auxiliary equipment needing operators such as a forklift is not needed, unloading operation can be completed by utilizing a hydraulic side-dumping car unloader, loading operation can be completed through a horizontal plate conveyor, unloading and loading of calcium carbide are carried out in a closed cover in the process, raised dust cannot be released into the atmosphere to cause environmental pollution, electric lime is generated after a carriage of a transport vehicle is opened, potential safety hazards to the operators cannot be generated, unloading and loading efficiency is improved, and meanwhile the problems of environmental pollution and potential safety hazards to the operators are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1: the utility model relates to an automatic conveying-based environment-friendly calcium carbide closed crushing system which comprises an unloading device, a feeding device, a crushing device and a dust removal device, wherein the unloading device is arranged on the upper portion of the crushing device; the unloading device comprises a hydraulic side dumping car unloader 2 and a car fixing unit arranged on the hydraulic side dumping car unloader 2; the vehicle fixing unit is used for fixing a carriage door of a transport vehicle, and the hydraulic side-dumping car unloader 2 is used for driving a side-dumping car of the transport vehicle, so that calcium carbide falls on the pre-crushing device due to self weight for pre-crushing; the feeding device adopts a horizontal plate type conveyor 3, and the horizontal plate type conveyor 3 is used for conveying the pre-crushed calcium carbide to the crushing device; the crushing device adopts a jaw crusher; the dust removal device comprises a closed cover 4 and a dust collector 5 arranged in the closed cover 4, the closed cover 4 covers the unloading device, the feeding device and the crushing device, and dust curtains 7 are arranged on the closed cover 4 at the feeding port of the unloading device and the feeding port of the crushing device.
The working principle of the utility model is as follows:
after entering a site, the transport vehicle drives to a hydraulic side-dumping car unloader 2 along a transport channel 1, and a transport vehicle compartment door is fixed through a vehicle fixing unit; then, an operator opens a carriage of the transport vehicle and starts the hydraulic side-tipping type unloading machine 2, wherein the turning angle of the hydraulic side-tipping type unloading machine 2 is preferably 45 degrees, so that the calcium carbide can be smoothly dropped onto the horizontal plate type conveyor 3 for pre-crushing due to the dead weight of the calcium carbide, and finally the calcium carbide after pre-crushing is conveyed to the jaw crusher; in this in-process, the unloading of carbide, the material loading is all gone on in inclosed cover 4, and needn't use the forklift to unload, the material loading, there is not great lime raise dust, also can not release a small amount of raise dust and form environmental pollution in the atmosphere, can handle with dust catcher 5, and the lime just produces after the carriage of transport vechicle is opened, can not produce the potential safety hazard to the operating personnel, the unloading has been improved, when the material loading efficiency, environmental pollution problem and the potential safety hazard problem to the operating personnel have been solved.
Preferably: the hydraulic side-dumping type calcium carbide discharging device is characterized by further comprising a pre-crushing device, wherein the pre-crushing device adopts a blanking impact plate 6, the length of the blanking impact plate 6 is the same as that of the hydraulic side-dumping type unloader 2, a plurality of crushing heads are uniformly arranged on the blanking impact plate 6, and the blanking impact plate 6 is obliquely arranged at an angle of 5-45 degrees with the ground and used for enabling calcium carbide pre-crushed on the blanking impact plate to slide onto the horizontal plate type conveyor 3; preferably: the size of the crushing head is 40mm by 200 mm; the bottom of blanking striking plate 6 towards horizontal plate conveyer 3, high-end towards hydraulic pressure side-tipping type unloader 2, its angle is guaranteed that the carbide can smooth landing to horizontal plate conveyer 3 after broken in advance via the crushing head to in use jaw breaker carries out final breakage to the carbide.
Preferably: the horizontal plate type conveyor 3 is formed by splicing a plurality of horizontal plates 8, and the plurality of horizontal plates 8 are driven by a hydraulic system to move back and forth; after the pre-crushed calcium carbide falls on the horizontal plate type conveyor 3, the hydraulic system drives the plurality of horizontal plates 8 to move forwards simultaneously until the plurality of horizontal plates 8 reach the upper part of the feeding port, at the moment, the hydraulic system drives the plurality of horizontal plates 8 to reset backwards sequentially and independently, and the pre-crushed calcium carbide falls into the feeding port to finish feeding; preferably, the number of the horizontal plates 8 is 9, so that the feeding efficiency is ensured.
Preferably: still include the work platform, the work platform set up in 2 one sides of hydraulic pressure side-tipping type car unloader and can follow the length direction slip of 2 of hydraulic pressure side-tipping type car unloader, when the carriage curb plate of transport vechicle is opened, the work platform be used for supporting the carriage curb plate and prevent that its upset is flicked, when guaranteeing that the operation personnel open the carriage curb plate, the carriage curb plate can not be opened suddenly, avoids the operation personnel to be pounded by the carbide and hinders.
The utility model has the beneficial effects that:
the environment-friendly calcium carbide closed crushing system based on automatic conveying is based on an automatic conveying principle, auxiliary equipment such as a forklift and the like needing operators is not needed, unloading operation can be completed by utilizing the hydraulic side-dumping car unloader 2, loading operation can be completed by the horizontal plate type conveyor 3, unloading and loading of calcium carbide are performed in the closed cover 4 in the process, dust can not be released into the atmosphere to cause environmental pollution, electric lime is generated after a carriage of a transport vehicle is opened, potential safety hazards to the operators can not be generated, the unloading and loading efficiency is improved, and meanwhile the problems of environmental pollution and potential safety hazards to the operators are solved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (5)

1. The utility model provides an airtight broken system of environment-friendly carbide based on automatic transport which characterized in that: comprises an unloading device, a feeding device, a crushing device and a dust removing device; the unloading device comprises a hydraulic side-dumping car unloader and a car fixing unit arranged on the hydraulic side-dumping car unloader; the hydraulic side-dumping car unloader is used for driving a side-dumping car of the transport vehicle, so that calcium carbide falls on the pre-crushing device due to self weight to be pre-crushed; the feeding device adopts a horizontal plate type conveyor, and the horizontal plate type conveyor is used for conveying the pre-crushed calcium carbide to the crushing device; the crushing device adopts a jaw crusher; the dust removal device comprises a closed cover and a dust absorber arranged in the closed cover, the closed cover covers the unloading device, the feeding device and the crushing device, and dust curtains are arranged on the closed cover at the car inlet of the unloading device and the feeding port of the crushing device.
2. The automatic conveying-based environment-friendly calcium carbide closed crushing system as claimed in claim 1, wherein the crushing system comprises: still include breaker in advance, breaker in advance adopt the blanking striking plate, the length of blanking striking plate the same with the length of hydraulic pressure side-turning type car unloader, the blanking striking plate on evenly be provided with a plurality of broken heads, just blanking striking plate and ground become 5 degrees to 45 degrees angle slope settings for make the carbide landing of breaking in advance on it to the horizontal plate formula conveyer.
3. The automatic conveying-based environment-friendly calcium carbide closed crushing system as claimed in claim 2, wherein the crushing system comprises: the size of the crushing head is 40mm 200 mm.
4. The automatic conveying-based environment-friendly calcium carbide closed crushing system as claimed in any one of claims 1 to 3, wherein: the horizontal plate type conveyor is formed by splicing a plurality of horizontal plates, and the plurality of horizontal plates are driven by a hydraulic system to move back and forth.
5. The automatic conveying-based environment-friendly calcium carbide closed crushing system as claimed in claim 4, wherein the crushing system comprises: still include work platform, work platform set up in hydraulic pressure side-dumping car unloader one side and can follow the length direction slip of hydraulic pressure side-dumping car unloader, when the carriage curb plate of transport vechicle is opened, work platform be used for supporting the carriage curb plate and prevent that its impact from opening and hinder the people.
CN202122484120.1U 2021-10-15 2021-10-15 Environment-friendly calcium carbide closed crushing system based on automatic conveying Active CN215901936U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122484120.1U CN215901936U (en) 2021-10-15 2021-10-15 Environment-friendly calcium carbide closed crushing system based on automatic conveying

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122484120.1U CN215901936U (en) 2021-10-15 2021-10-15 Environment-friendly calcium carbide closed crushing system based on automatic conveying

Publications (1)

Publication Number Publication Date
CN215901936U true CN215901936U (en) 2022-02-25

Family

ID=80312364

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122484120.1U Active CN215901936U (en) 2021-10-15 2021-10-15 Environment-friendly calcium carbide closed crushing system based on automatic conveying

Country Status (1)

Country Link
CN (1) CN215901936U (en)

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