阅读说明：本技术 冬季回转窑保温装置 (Winter rotary kiln heat preservation device ) 是由 王九龙 王海雨 王钢 王玉和 李广宁 张国仁 王伟 于 2019-12-02 设计创作，主要内容包括：本发明冬季回转窑保温装置,属于水泥加工设备维护领域；提出一种专用于冬季回转窑的保温装置；技术方案为：冬季回转窑保温装置,包括：恒温伴热带、无线测温模块、单片机和回转连接器；所述回转窑上固定有回转连接器,所述回转连接器一侧的回转窑上缠绕若干恒温伴热带,若干所述恒温伴热带与回转连接器电气连接,若干所述无线测温模块均匀固定在回转窑外壁上,若干所述无线测温模块与回转连接器电气连接,所述单片机固定于回转连接器上,且所述单片机分别与无线测温模块和回转连接器电气连接。(The invention relates to a winter rotary kiln heat preservation device, belonging to the field of cement processing equipment maintenance; a heat preservation device special for the rotary kiln in winter is provided; the technical scheme is as follows: winter rotary kiln heat preservation device includes: the temperature control device comprises a constant-temperature heat tracing band, a wireless temperature measuring module, a single chip microcomputer and a rotary connector; the rotary kiln is characterized in that a rotary connector is fixed on the rotary kiln, a plurality of constant-temperature heat tracing bands are wound on the rotary kiln on one side of the rotary connector and are electrically connected with the rotary connector, a plurality of wireless temperature measurement modules are uniformly fixed on the outer wall of the rotary kiln and are electrically connected with the rotary connector, and the single chip microcomputer is fixed on the rotary connector and is electrically connected with the wireless temperature measurement modules and the rotary connector respectively.)

1. Winter rotary kiln heat preservation device, its characterized in that includes: the temperature-constant heating belt (1), the wireless temperature measuring module (2), the single chip microcomputer (3) and the rotary connector (4); be fixed with rotary connector (4) on the rotary kiln, twine a plurality of constant temperature companion torrid zone (1) on the rotary kiln of rotary connector (4) one side, it is a plurality of constant temperature companion torrid zone (1) and rotary connector (4) electrical connection, a plurality of wireless temperature measurement module (2) are evenly fixed on the rotary kiln outer wall, and are a plurality of wireless temperature measurement module (2) and rotary connector (4) electrical connection, on singlechip (3) are fixed in rotary connector (4), just singlechip (3) respectively with wireless temperature measurement module (2) and rotary connector (4) electrical connection.

2. The winter rotary kiln heat preservation device as claimed in claim 1, wherein: the swivel connector (4) comprises: the device comprises an inner ring (41), an outer ring (42), a positive connecting groove (43), a negative connecting groove (44) and connecting balls (45); the inner ring (41) is fixed on the outer wall of the rotary kiln, two annular grooves are arranged in the middle of the outer wall of the inner ring (41), the two annular grooves are respectively a positive connecting groove (43) and a negative connecting groove (44), the outer ring (42) is sleeved on the inner ring (41), the outer ring (42) can rotate relative to the inner ring (41), a positive annular inner groove corresponding to the positive connecting groove (43) is arranged in the middle of the inner wall of the outer ring (42), copper sheets are arranged at the bottom of the positive connecting groove (43) and the bottom of the positive annular inner groove, a plurality of connecting balls (45) are arranged between the positive connecting groove (43) and the positive annular inner groove, a negative annular inner groove corresponding to the negative connecting groove (44) is arranged in the middle of the outer ring of the inner wall of the outer ring (42), and copper sheets are arranged at the bottom of the negative connecting, a plurality of connecting balls (45) are arranged between the negative connecting groove (44) and the negative annular inner groove, and bearings are arranged between the two ends of the inner ring (41) and the outer ring (42);

one end of the inner ring (41) is provided with a connecting end, the connecting end is provided with at least two aviation plugs, and the positive end and the negative end in each aviation plug are respectively connected with copper sheets in the corresponding positive connecting groove (43) and the corresponding negative connecting groove (44).

3. The winter rotary kiln heat preservation device according to claim 2, characterized in that: the rotary kiln heat tracing band is characterized in that a connecting lead A and a connecting lead B are arranged on the outer protecting wall of the rotary kiln, the constant-temperature heat tracing bands (1) are electrically connected with the connecting end through the connecting lead A, and the wireless temperature measuring modules (2) are electrically connected with the connecting end through the connecting lead B.

4. The winter rotary kiln heat preservation device as claimed in claim 3, wherein: the winter rotary kiln heat preservation device further comprises an intermediate relay KA, a coil of the intermediate relay KA is electrically connected with the single chip microcomputer, and a contact of the intermediate relay KA is connected with the connecting end of the connecting wire A and the aviation plug in series.

5. The winter rotary kiln heat preservation device according to claim 4, characterized in that: the wireless temperature measuring modules (2) are symmetrically arranged on two sides of the outer wall of the rotary kiln.

6. The winter rotary kiln heat preservation device according to claim 4 or 5, characterized in that: the constant-temperature heat tracing band (1) is spirally wound on the rotary kiln, and the pitch of the spiral constant-temperature heat tracing band is 0.5-1.0 m.

7. The winter rotary kiln heat preservation device as claimed in claim 6, wherein: the outer side of the rotary kiln wound with the constant-temperature heat tracing band (1) is wrapped with a heat insulating layer.

Technical Field

The invention discloses a winter rotary kiln heat preservation device, belongs to the field of maintenance of cement processing equipment, and particularly relates to maintenance equipment of a rotary kiln.

Background

The outdoor temperature in winter in northern areas of China is extremely low, and the accident that the rotary kiln barrel body is broken frequently occurs in the overhauling process. After many times of tests and analyses, the outdoor low temperature is a main factor causing the cylinder body of the rotary kiln to be broken.

At present, the heating and heat preservation outside the pipe is a mature technology and has wide application. However, in view of the characteristics of the rotary kiln, the conventional external heating and heat preservation technology cannot be simply applied, and the main difficulty is that the rotary kiln has the problem of difficult circuit connection in the rotating process.

Disclosure of Invention

In order to solve the technical problem, the invention provides a heat preservation device special for a rotary kiln in winter.

In order to achieve the technical purpose, the technical scheme provided by the invention is as follows:

winter rotary kiln heat preservation device includes: the temperature control device comprises a constant-temperature heat tracing band, a wireless temperature measuring module, a single chip microcomputer and a rotary connector; the rotary kiln is characterized in that a rotary connector is fixed on the rotary kiln, a plurality of constant-temperature heat tracing bands are wound on the rotary kiln on one side of the rotary connector and are electrically connected with the rotary connector, a plurality of wireless temperature measurement modules are uniformly fixed on the outer wall of the rotary kiln and are electrically connected with the rotary connector, and the single chip microcomputer is fixed on the rotary connector and is electrically connected with the wireless temperature measurement modules and the rotary connector respectively.

The swivel connector includes: the inner ring, the outer ring, the positive connecting groove, the negative connecting groove and the connecting ball are arranged in the groove; the inner ring is fixed on the outer wall of the rotary kiln, two annular grooves are formed in the middle of the outer wall of the inner ring and respectively provided with a positive connecting groove and a negative connecting groove, the outer ring is sleeved on the inner ring and can rotate relative to the inner ring, a positive annular inner groove corresponding to the positive connecting groove is formed in the middle of the inner wall of the outer ring, copper sheets are arranged at the bottoms of the positive connecting groove and the positive annular inner groove, a plurality of connecting balls are arranged between the positive connecting groove and the positive annular inner groove, a negative annular inner groove corresponding to the negative connecting groove is formed in the middle of the outer ring of the inner wall of the outer ring, copper sheets are arranged at the bottoms of the negative connecting groove and the negative annular inner groove, a plurality of connecting balls are arranged between the negative connecting groove and the negative annular inner groove, and bearings;

the inner ring is characterized in that one end of the inner ring is provided with a connecting end, the connecting end is provided with at least two aviation plugs, and the positive end and the negative end in each aviation plug are respectively connected with copper sheets in the corresponding positive connecting groove and the corresponding negative connecting groove.

The rotary kiln heat tracing band is characterized in that a connecting lead A and a connecting lead B are arranged on the outer protecting wall of the rotary kiln, the constant-temperature heat tracing bands are electrically connected with the connecting end through the connecting lead A, and the wireless temperature measuring modules are electrically connected with the connecting end through the connecting lead B.

The winter rotary kiln heat preservation device further comprises an intermediate relay KA, a coil of the intermediate relay KA is electrically connected with the single chip microcomputer, and a contact of the intermediate relay KA is connected with the connecting end of the connecting wire A and the aviation plug in series.

The wireless temperature measuring modules are symmetrically arranged on two sides of the outer wall of the rotary kiln.

The constant-temperature heat tracing band is spirally wound on the rotary kiln, and the pitch of the spiral constant-temperature heat tracing band is 0.5-1.0 m.

The outer side of the rotary kiln wound with the constant-temperature heat tracing band is wrapped with a heat insulating layer.

The inner ring and the outer ring are made of insulating materials, and the connecting ball is made of conductive metal.

The wireless temperature measurement module comprises a single chip microprocessor, a temperature sensor, a wireless transmitting module and a wireless receiving module, wherein the temperature sensor uploads collected data to the single chip microprocessor, the collected data are converted into digital signals, and the digital signals are transmitted to the single chip microcomputer through the wireless transmitting and receiving module

Compared with the prior art, the invention has the following beneficial effects:

on the basis of the existing pipeline heating and heat preservation, the invention solves the problem of circuit connection in the rotary kiln rotation process, ensures the stable circuit connection and the normal operation of the heating and heat preservation equipment.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a cross-sectional view of a swivel connector of the present invention.

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention.

FIG. 4 is a circuit diagram of the present invention.

In the figure: 1 is a constant-temperature heat tracing band, 2 is a wireless temperature measuring module, 3 is a singlechip, 4 is a rotary connector, 41 is an inner ring, 42 is an outer ring, 43 is an anode connecting groove, 44 is a cathode connecting groove, 45 is a connecting ball,

Detailed Description

For a further understanding of the invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings and examples:

as shown in fig. 1 to 4: the invention relates to a winter rotary kiln heat preservation device, which comprises: the device comprises a constant-temperature heat tracing band 1, a wireless temperature measuring module 2, a singlechip 3 and a rotary connector 4; the rotary kiln is characterized in that a rotary connector 4 is fixed on the rotary kiln, a plurality of constant-temperature heat tracing bands 1 are wound on the rotary kiln on one side of the rotary connector 4, the constant-temperature heat tracing bands 1 are electrically connected with the rotary connector 4, the wireless temperature measuring modules 2 are uniformly fixed on the outer wall of the rotary kiln, the wireless temperature measuring modules 2 are electrically connected with the rotary connector 4, the single chip microcomputer 3 is fixed on the rotary connector 4, and the single chip microcomputer 3 is electrically connected with the wireless temperature measuring modules 2 and the rotary connector 4 respectively.

The swivel connector 4 includes: an inner ring 41, an outer ring 42, a positive connecting groove 43, a negative connecting groove 44 and connecting balls 45; the inner ring 41 is fixed on the outer wall of the rotary kiln, two annular grooves are arranged in the middle of the outer wall of the inner ring 41, the two annular grooves are respectively a positive connecting groove 43 and a negative connecting groove 44, the outer ring 42 is sleeved on the inner ring 41, and the outer ring 42 can rotate relative to the inner ring 41, the middle part of the inner wall of the outer ring 42 is provided with a positive annular inner groove corresponding to the positive connecting groove 43, copper sheets are arranged at the bottoms of the anode connecting groove 43 and the anode annular inner groove, a plurality of connecting balls 45 are arranged between the anode connecting groove 43 and the anode annular inner groove, the middle part of the outer ring of the inner wall of the outer ring 42 is provided with a negative annular inner groove corresponding to the negative connecting groove 44, copper sheets are arranged at the bottoms of the negative connecting groove 44 and the negative annular inner groove, a plurality of connecting balls 45 are arranged between the negative connecting groove 44 and the negative annular inner groove, and bearings are arranged between the two ends of the inner ring 41 and the outer ring 42;

one end of the inner ring 41 is provided with a connecting end, the connecting end is provided with at least two aviation plugs, and the positive end and the negative end in each aviation plug are respectively connected with copper sheets in the corresponding positive connecting groove 43 and the corresponding negative connecting groove 44.

The rotary kiln heat tracing band comprises a rotary kiln heat tracing band body, and is characterized in that a connecting lead A and a connecting lead B are arranged on the outer protecting wall of the rotary kiln, a plurality of constant temperature heat tracing bands 1 are electrically connected with a connecting end through the connecting lead A, and a plurality of wireless temperature measuring modules 2 are electrically connected with the connecting end through the connecting lead B.

The winter rotary kiln heat preservation device further comprises an intermediate relay KA, a coil of the intermediate relay KA is electrically connected with the single chip microcomputer, and a contact of the intermediate relay KA is connected with the connecting end of the connecting wire A and the aviation plug in series.

And the plurality of wireless temperature measuring modules 2 are symmetrically arranged on two sides of the outer wall of the rotary kiln.

The constant-temperature heat tracing band 1 is spirally wound on the rotary kiln, and the pitch of the spiral constant-temperature heat tracing band is 0.5-1.0 m.

The outer side of the rotary kiln wound with the constant-temperature heat tracing band 1 is wrapped with a heat insulation layer.

The inner ring 41 and the outer ring 42 are made of insulating materials, and the connecting ball 45 is made of conductive metal.

The wireless temperature measurement module 2 comprises a single chip microprocessor, a temperature sensor, a wireless transmitting module and a wireless receiving module, wherein the temperature sensor uploads collected data to the single chip microprocessor, the collected data are converted into digital signals, and the digital signals are transmitted to the single chip microcomputer through the wireless transmitting and receiving module

The length of the constant-temperature heat tracing band 1 is 30m, and the power per meter is 40W.

The wireless temperature measurement module 2 is an ancorui ARTM100 system.

And a touch screen is arranged on the rotary connector 4 and is electrically connected with the single chip microcomputer.

The heat-insulating layer is made of fireproof tarpaulin.

The specific operation mode of the invention is as follows:

the wireless temperature measurement module 2 monitors the temperature of the outer wall of the rotary kiln in real time, when the temperature is lower than 5 ℃, the singlechip controls the intermediate relay KA to be switched on, the constant-temperature heat tracing band 1 works, when the temperature is higher than 20 ℃, the singlechip controls the intermediate relay KA to be switched off.

When the rotary kiln rotates, the inner ring 41 and the outer ring 42 conduct an electric circuit through the connecting balls 45.

The above embodiments are merely illustrative of the principles of the present invention and its effects, and do not limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications or changes be made by those skilled in the art without departing from the spirit and technical spirit of the present invention, and be covered by the claims of the present invention.