CN113604764A

CN113604764A - Heat preservation housing of telescopic cover

Info

Publication number: CN113604764A
Application number: CN202110984717.4A
Authority: CN
Inventors: 谢浩
Original assignee: Shanghai Shengchang Industrial Co ltd
Current assignee: Shanghai Shengchang Industrial Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2021-11-05
Anticipated expiration: 2041-08-26
Also published as: CN113604764B

Abstract

The invention relates to the field of hot dip galvanizing, and particularly discloses a heat insulation cover shell of a telescopic cover, which comprises a heat insulation cover body for insulating the telescopic cover, wherein the heat insulation cover body is covered outside the telescopic cover and comprises an inner heat insulation cover and an outer heat insulation cover, one end of the telescopic cover is connected with the inner heat insulation cover, the other end of the telescopic cover is connected with the outer heat insulation cover, the inner heat insulation cover and the free end of the outer heat insulation cover are oppositely arranged, and the inner heat insulation cover is connected with the outer heat insulation cover in a sliding manner. This application can improve the heat preservation effect to zinc steam in the telescopic cover.

Description

Heat preservation housing of telescopic cover

Technical Field

The invention relates to the technical field of hot dip galvanizing, in particular to a heat-insulating cover shell of a telescopic cover.

Background

Hot dip galvanizing is a very effective steel corrosion prevention technical means, and the method for plating a layer of metal or a compound thereof on the surface of steel by using the hot dip galvanizing is the most common measure applied in the steel corrosion prevention method, the lowest cost and the most obvious effect.

The hot dip galvanizing process generally includes melting zinc by using a boiler, heating and melting solid zinc to form zinc vapor, connecting a furnace nose above the boiler, and conveying the zinc vapor into processing equipment above the furnace nose through the furnace nose. Because the zinc liquid level in the boiler can take place relative floating, for making zinc steam upwards convey through the stove nose smoothly, the stove nose also need take place relative floating near the one end of zinc liquid level, for the convenience adjusts stove nose relative position, sets up flexible cover between stove nose and processing equipment, is linked together stove nose and processing equipment through flexible cover, realizes the regulation to stove nose relative position through flexible cover's flexible. However, the heat insulation performance of the telescopic cover is poor, and the zinc vapor can be solidified into solid zinc after being cooled and is solidified on the inner surface of the telescopic cover, so that the heat insulation performance of the zinc vapor in the telescopic cover is poor.

Disclosure of Invention

In order to improve the heat preservation effect to zinc steam in the expansion cover, this application provides a heat preservation housing of expansion cover.

The application provides a pair of heat preservation housing of telescopic hood, including being used for carrying out heat retaining heat preservation cover body to telescopic hood, heat preservation cover body cover is established outside telescopic hood, heat preservation cover body is including interior heat preservation cover and outer heat preservation cover, telescopic hood's one end links to each other with interior heat preservation cover, telescopic hood's the other end links to each other with outer heat preservation cover, interior heat preservation cover sets up with outer heat preservation cover's free end relatively, interior heat preservation cover slides with outer heat preservation cover and is connected.

Through adopting above-mentioned technical scheme, the relative slip takes place for interior heat preservation cover and outer heat preservation cover in order to adapt to the length change of telescopic cover, and the heat preservation cover plays the heat preservation effect to the telescopic cover, and the setting of heat preservation cover has avoided the telescopic cover direct to contact with the outside air, has reduced the inside and external heat exchange of telescopic cover, makes the temperature in the telescopic cover keep relatively stable, has reduced the zinc steam in the telescopic cover because the possibility that takes place the solidification receives the cold, improves the heat preservation effect to zinc steam in the telescopic cover.

Optionally, the structure that interior heat preservation cover and outer heat preservation cover is the same completely, outer heat preservation cover includes first housing and second housing, the second housing is located first housing, first housing and second housing interval set up and with second housing fixed connection, be provided with the heater strip between first housing and the second housing, first housing is provided with heater and controller outward, one side that the second housing is close to the expansion cover is provided with temperature sensor, temperature sensor and heater all with controller electric connection.

Through adopting above-mentioned technical scheme, temperature sensor carries out real-time supervision to the inside temperature of heat preservation cover body, and when temperature sensor monitored the temperature reduction in the interval between flexible cover and the heat preservation cover body, unsatisfied heat preservation requirement to flexible cover, signal transmission carries out between temperature sensor and the controller, and the controller starts the heater, and the heater strip begins to heat, makes this internal temperature of heat preservation cover rise.

Optionally, a third housing and a fourth housing are arranged in the second housing, the third housing and the fourth housing are sequentially arranged at intervals and fixedly connected in sequence, the temperature sensor is fixedly connected with the fourth housing, a first heat dissipation port is formed in the third housing, a second heat dissipation port is formed in the fourth housing, the first heat dissipation port and the second heat dissipation port are both used for hot air circulation, and an adjusting component used for adjusting the air output of the first heat dissipation port is arranged on the third housing.

Through adopting above-mentioned technical scheme, the hot-air that first thermovent and second thermovent set up to make the heater strip heating produce flows to the direction that is close to the telescopic cover more smoothly, and it is better to the heating heat preservation effect of telescopic cover, according to the actual conditions of temperature, if when temperature sensor detects the temperature and crosses lowly, need increase the circulation of hot-air, through the breach that adjusting part increase confession steam flows, promotes the temperature of telescopic cover periphery fast.

Optionally, the adjusting part includes the installation axle, the circumferencial direction of installation axle evenly is provided with two sets of closing cap pieces, closing cap piece and installation axle fixed connection, every group the closing cap piece includes two closing cap pieces, two of every group the closing cap piece sets up relatively, and wherein a plurality of louvre has evenly been seted up on a set of closing cap piece, the installation axle rotates with the third casing to be connected.

Through adopting above-mentioned technical scheme, temperature sensor detects the temperature reduction but when not exceeding heat retaining minimum temperature requirement, the closing cap piece carries out the closing cap to first thermovent, heating through the heater strip makes the heat preservation cover body keep warm to the expansion cover can, when temperature sensor detects the temperature reduction to below the minimum temperature of allowwing, need carry out rapid heating up to the temperature of expansion cover circumference, the installation axle rotates, make the hot-air flow to the direction that is close to the expansion cover through the radiating hole, in order to realize the quick adjustment to expansion cover circumference temperature.

Optionally, a plurality of first thermovent sets up along same axis, a plurality of the installation axle passes through the transmission shaft and links to each other, installation axle and transmission shaft fixed connection, the transmission shaft rotates with first housing to be connected, fixedly connected with motor on the first housing, the one end of motor and the one end fixed connection of transmission shaft.

Through adopting above-mentioned technical scheme, only need same driving source can realize rotating simultaneously to a plurality of installation axles.

Optionally, a telescopic rod is arranged outside the first housing, the fixed end of the telescopic rod is fixedly connected with one of the first housing, and the other end of the telescopic rod is fixedly connected with the other first housing.

Through adopting above-mentioned technical scheme, the telescopic link provides direction and spacing for the relative slip of interior heat preservation cover and outer heat preservation cover, makes interior heat preservation cover and outer heat preservation cover take place the in-process of relative slip more stable, has also avoided interior heat preservation cover to break away from with outer heat preservation cover mutually simultaneously, has improved the holistic stability of equipment.

Optionally, the interior heat preservation cover is provided with the spacing subassembly that is used for preventing colliding with the motor outward, spacing subassembly includes limiting plate and buffer block, limiting plate and first housing fixed connection, buffer block and limiting plate fixed connection.

Through adopting above-mentioned technical scheme, the in-process that relative slip took place for interior heat preservation cover and outer heat preservation cover can be avoided in setting up of spacing subassembly, produces the collision to the motor, can play the guard action to the motor.

Optionally, a heat insulation layer is attached to the outside of the first housing.

Through adopting above-mentioned technical scheme, the heat preservation can play the heat preservation effect, reduces interior heat preservation cover and outer heat preservation cover and external heat exchange, improves the heat preservation effect to the telescopic cover.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the inner heat-preservation cover and the outer heat-preservation cover slide relatively to use the length change of the telescopic cover, the heat-preservation cover plays a heat-preservation role on the telescopic cover, the arrangement of the heat-preservation cover avoids the telescopic cover from directly contacting with the outside air, the heat exchange between the inside of the telescopic cover and the outside is reduced, the temperature in the telescopic cover is kept relatively stable, the possibility that the zinc steam in the telescopic cover is solidified due to cold is reduced, and the heat-preservation effect on the zinc steam in the telescopic cover is improved;

2. when the temperature sensor monitors that the temperature in the interval between the telescopic cover and the heat preservation cover body is reduced, the temperature sensor does not meet the heat preservation requirement on the telescopic cover, signal transmission is carried out between the temperature sensor and the controller, the controller starts the heater, and the heating wire starts to heat, so that the temperature in the heat preservation cover body is increased;

3. when temperature sensor detected that the temperature reduces but did not exceed heat retaining minimum temperature requirement, the closing cap piece carried out the closing cap to first thermovent, heating through the heater strip made the heat preservation cover body to the telescopic cover keep warm can, when temperature sensor detected that the temperature reduces below the minimum temperature of allowwing, need carry out rapid heating up to the temperature of telescopic cover circumference, the installation axle rotates, make hot-air flow to the direction that is close to the telescopic cover through the thermovent to the realization is to the quick adjustment of telescopic cover circumference temperature.

Drawings

Fig. 1 is a schematic diagram for embodying the overall structure of the present embodiment.

Fig. 2 is an exploded view for embodying the overall structure of the present embodiment.

Fig. 3 is an exploded view for embodying the structure of the heating assembly.

FIG. 4 is a plan view for embodying the structure of the outer heat-retaining cover.

Fig. 5 is a schematic diagram for embodying the structure of the adjusting assembly.

Fig. 6 is a schematic diagram for embodying the structure of the spacing assembly.

Description of reference numerals:

1. a heat-insulating cover body; 011. an inner heat-insulating cover; 012. an outer heat-insulating cover; 121. a first housing; 122. a second housing; 123. a third housing; 1231. a first heat dissipation port; 124. a fourth housing; 1241. a second heat dissipation port; 2. a heating assembly; 21. heating wires; 22. a heater; 3. an adjustment assembly; 31. installing a shaft; 32. a cover sealing sheet; 321. heat dissipation holes; 33. a drive shaft; 34. a motor; 4. a temperature sensor; 5. a controller; 6. an end plate; 7. a heat-insulating layer; 8. a telescopic rod; 9. a limiting component; 91. a limiting plate; 92. a buffer block; 10. a telescopic cover; 11. a reinforcing plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses heat preservation housing of telescopic cover.

Referring to fig. 1 and fig. 2, a heat preservation housing of telescopic cover includes heat preservation cover body 1 for carrying out heat preservation to telescopic cover 10, heat preservation cover body 1 includes interior heat preservation cover 011 and outer heat preservation cover 012, interior heat preservation cover 011 sets up in outer heat preservation cover 012 and slides with outer heat preservation cover 012 and be connected, the one end that outer heat preservation cover 012 was kept away from to interior heat preservation cover 011 and the one end fixed connection of telescopic cover 10, the one end that inner heat preservation cover 011 and the other end fixed connection of telescopic cover 10 are kept away from to outer heat preservation cover 012, all leave the interval between interior heat preservation cover 011 and outer heat preservation cover 012 and the telescopic cover 10, the structure of interior heat preservation cover 011 is the same with the structure of outer heat preservation cover 012 completely only specification and size is different, only explanation is carried out to outer heat preservation cover 012 and relevant structure in this embodiment.

Referring to fig. 1 and 2, interior heat preservation cover 011 and outer heat preservation cover 012 slide each other in order to cooperate the flexible of telescopic cover 10, all leave the interval between telescopic cover 10 and interior heat preservation cover 011 and the outer heat preservation cover 012, can avoid interior heat preservation cover 011 and outer heat preservation cover 012 to take place the in-process of relative slip, produce the friction between interior heat preservation cover 011 and outer heat preservation cover 012 and the telescopic cover 10, cause wearing and tearing to telescopic cover 10, the spaced setting can be favorable to the heat preservation to telescopic cover 10 more simultaneously.

Referring to fig. 1, the two sides of the outer heat-insulating cover 012 in the width direction are both provided with a telescopic rod 8, the fixed end of the telescopic rod 8 is fixedly connected with the outer heat-insulating cover 012, and the movable end of the telescopic rod 8 is fixedly connected with the inner heat-insulating cover 011. The setting of telescopic link 8 can provide direction and spacing when relative slip takes place for interior heat preservation cover 011 and outer heat preservation cover 012, and the in-process that makes interior heat preservation cover 011 and outer heat preservation cover 012 take place relative slip is more stable, has also avoided interior heat preservation cover 011 to break away from with outer heat preservation cover 012 mutually simultaneously, has improved the holistic stability of equipment.

Referring to fig. 3, a heating assembly 2 for raising the temperature inside the heat-insulating cover 012 is arranged inside the heat-insulating cover 012, the heat-insulating cover 012 includes a first cover 121 and a second cover 122, the first cover 121 and the second cover 122 are both rectangular shells which are formed by sequentially welding steel plates end to end and have two open ends, the second cover 122 is arranged inside the first cover 121, the second cover 122 is coaxially arranged with the first cover 121, the first cover 121 and the second cover 122 are fixedly connected with each other by a reinforcing plate 11, the heating assembly 2 includes a heating wire 21, a heater 22 and a controller 5, the heating wire 21 is arranged between the first cover 121 and the second cover 122, the heating wire 21 is wound on the outer side of the second cover 122 along the circumferential direction of the second cover 122, the controller 5 and the heater 22 are both arranged on the outer side of the first cover 121, and the controller 5 and the heater 22 are both fixedly connected with the first cover 121, a temperature sensor 4 is arranged in the outer heat-preservation cover 012, the heating wire 21 is electrically connected with a heater 22, the temperature sensor 4 and the heater 22 are both electrically connected with a controller 5, and the temperature sensor 4 is linked with the controller 5 to control the heater 22.

Referring to fig. 3, the temperature sensor 4 monitors the temperature inside the heat-insulating cover 012 in real time, and when the temperature sensor 4 monitors a decrease in temperature, the signal is transmitted between the temperature sensor 4 and the controller 5, and the controller 5 activates the heater 22 to heat the inside of the heat-insulating cover 012 by the heater wire 21.

Referring to fig. 4, the outer heat-insulating cover 012 further includes a third cover 123 and a fourth cover 124, the third cover 123 and the fourth cover 124 are also rectangular shells formed by sequentially welding steel plates end to end and having two open ends, the third cover 123 is located in the second cover 122, the fourth cover 124 is located in the third cover 123, the axes of the third cover 123 and the fourth cover 124 are both overlapped with the axis of the second cover 122, the third cover 123 and the second cover 122 and the fourth cover 124 and the third cover 123 are both fixedly connected by a reinforcing plate 11, and the temperature sensor 4 is fixedly connected with the fourth cover 124.

Referring to fig. 4 and 5, an adjusting assembly 3 for adjusting the flow rate of hot air is further disposed in the outer heat-insulating cover 012, a plurality of first heat dissipating holes 1231 are equally spaced on two sidewalls of the third housing 123 along the length direction thereof, the plurality of first heat dissipating holes 1231 are arranged in a collinear manner, a plurality of second heat dissipating holes 1241 are equally spaced on two sidewalls of the fourth housing 124 along the length direction thereof, the plurality of second heat dissipating holes 1241 are arranged in a collinear manner, the adjusting assembly 3 includes an adjusting portion, each first heat dissipating hole 1231 is provided with an adjusting portion, the adjusting portion includes an installation shaft 31 and two sets of cover plates 32, each set of cover plate 32 includes two cover plates 32, the four cover plates 32 are evenly disposed along the circumferential direction of the installation shaft 31 and are integrally formed with the installation shaft 31, wherein a plurality of heat-supplying air 321 are evenly disposed on one set of cover plates 32, the size of each set of the two cover plates 32 and the installation shaft 31 corresponds to the size of the opening of the first heat dissipating holes 1231, a plurality of installation axle 31 links to each other through transmission shaft 33, transmission shaft 33 and the coaxial setting of installation axle 31 and wear to establish in a plurality of installation axle 31, installation axle 31 and transmission shaft 33 fixed connection, transmission shaft 33 rotates with third housing 123 to be connected, the one end of transmission shaft 33 extends to first housing 121, the outer fixedly connected with motor 34 of first housing 121, the output shaft of motor 34 is close to the one end fixed connection of first housing 121 with transmission shaft 33, motor 34 and 5 electric connection of controller, temperature sensor 4 links with controller 5 mutually in order to control motor 34.

Referring to fig. 4 and 5, when the temperature sensor 4 detects that the temperature value is lower than the lowest value allowed by the heat preservation temperature, the temperature sensor 4 performs signal transmission with the controller 5, the controller 5 starts the motor 34, the motor 34 drives the transmission shaft 33 to rotate, so that the cover sheet 32 for covering the first heat dissipation opening 1231 is separated from the first heat dissipation opening 1231, the cover sheet 32 provided with the heat dissipation holes 321 is flush with the side wall of the third housing 123, and hot air generated by heating the heating wire 21 flows into the fourth housing 124 through the heat dissipation holes 321, so as to rapidly raise the temperature in the fourth housing 124.

Referring to fig. 6, the position that interior heat preservation cover 011 corresponds motor 34 outward is provided with spacing subassembly 9, and spacing subassembly 9 includes limiting plate 91 and buffer block 92, and buffer block 92 adopts the polyurethane material to make, and limiting plate 91 is located motor 34 and is close to one side of outer heat preservation cover 012 and with first housing 121 fixed connection, and buffer block 92 is located one side that limiting plate 91 is close to outer heat preservation cover 012 and with limiting plate 91 fixed connection. The setting of spacing subassembly 9 can avoid interior heat preservation cover 011 and outer heat preservation cover 012 to take place the in-process of relative slip, and outer heat preservation cover 012 produces the collision to motor 34, can play the guard action to motor 34.

Referring to fig. 5 and 6, the end plates 6 are fixedly connected to the two ends of the outer heat-insulating cover 012 and the two ends of the inner heat-insulating cover 011, the end plates 6 are fixedly connected to the first cover 121, the end plates 6 are provided with notches communicated with the inside of the telescopic cover 10, and the first cover 121 of the inner heat-insulating cover 011 is attached to the fourth cover 124 of the outer heat-insulating cover 012.

Referring to fig. 6, the first housing 121 is externally provided with an insulating layer 7 in a fitting manner, and the insulating layer 7 is made of asbestos. The heat preservation layer 7 can play a role in heat preservation, reduces heat exchange between the inner heat preservation cover 011 and the outer heat preservation cover 012 and the outside, and improves the heat preservation effect of the telescopic cover 10.

The implementation principle of the embodiment of the application is as follows: in the process that the heat preservation cover body 1 is used for preserving heat of the telescopic pipe, the inner heat preservation cover 011 and the outer heat preservation cover 012 slide relatively along with the length change of the telescopic cover 10 so as to adapt to the length of the telescopic cover 10. When the temperature sensor 4 detects that the temperature is reduced but not lower than the lowest allowable temperature, the heating wire 21 starts to work, so that the temperature in the heat-preserving cover body 1 is increased; when temperature sensor 4 detects that the temperature reduces to the minimum temperature that allows, controller 5 starter motor 34, motor 34 drive transmission shaft 33 rotates, and the hot-air passes through louvre 321 to the direction removal that is close to expansion shield 10, promotes the temperature of expansion shield 10 circumference fast to satisfy the heat preservation demand.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a heat preservation housing of expansion cover which characterized in that: including being used for carrying out heat retaining heat preservation cover body (1) to flexible cover (10), heat preservation cover body (1) cover is established outside flexible cover (10), heat preservation cover body (1) is including interior heat preservation cover (011) and outer heat preservation cover (012), the one end and the interior heat preservation cover (011) of flexible cover (10) link to each other, the other end and the outer heat preservation cover (012) of flexible cover (10) link to each other, the interior heat preservation cover (011) sets up with the free end of outer heat preservation cover (012) relatively, interior heat preservation cover (011) slides with outer heat preservation cover (012) and is connected.

2. The heat-insulating cover casing of the telescopic cover as claimed in claim 1, wherein: interior heat preservation cover (011) is the same with the structure of outer heat preservation cover (012) completely, outer heat preservation cover (012) includes first housing (121) and second housing (122), second housing (122) are located first housing (121), first housing (121) and second housing (122) interval set up and with second housing (122) fixed connection, be provided with heater strip (21) between first housing (121) and second housing (122), first housing (121) are provided with heater (22) and controller (5) outward, one side that second housing (122) are close to telescopic cover (10) is provided with temperature sensor (4), temperature sensor (4) and heater (22) all with controller (5) electric connection.

3. The heat-insulating cover casing of the telescopic cover as claimed in claim 2, wherein: be provided with third housing (123) and fourth housing (124) in second housing (122), third housing (123) and fourth housing (124) interval in proper order set up and rigid coupling in proper order, temperature sensor (4) and fourth housing (124) fixed connection, first thermovent (1231) have been seted up on third housing (123), second thermovent (1241) have been seted up on fourth housing (124), first thermovent (1231) and second thermovent (1241) all are used for supplying the steam circulation, be provided with on third housing (123) and be used for adjusting part (3) of first thermovent (1231) air output size.

4. The heat-insulating cover casing of the telescopic cover as claimed in claim 3, wherein: adjusting part (3) are including installation axle (31), the circumferencial direction of installation axle (31) evenly is provided with two sets of cover plate (32), cover plate (32) and installation axle (31) fixed connection, every group cover plate (32) include two cover plate (32), two of every group cover plate (32) set up relatively, wherein a plurality of louvre (321) have evenly been seted up on cover plate (32), installation axle (31) are connected with the rotation of third casing.

5. The heat-insulating cover casing of the telescopic cover as claimed in claim 4, wherein: a plurality of first thermovent (1231) sets up along same axis, a plurality of installation axle (31) links to each other through transmission shaft (33), installation axle (31) and transmission shaft (33) fixed connection, transmission shaft (33) are rotated with first housing (121) and are connected, fixedly connected with motor (34) on first housing (121), the one end fixed connection of the one end of motor (34) and transmission shaft (33).

6. The heat-insulating cover casing of the telescopic cover as claimed in claim 5, wherein: the telescopic rod (8) is arranged outside the first housing (121), the fixed end of the telescopic rod (8) is fixedly connected with one of the first housing (121), and the other end of the telescopic rod (8) is fixedly connected with the other first housing (121).

7. The heat-insulating cover casing of the telescopic cover as claimed in claim 6, wherein: interior heat preservation cover (011) is provided with spacing subassembly (9) that are used for preventing collision motor (34) outward, spacing subassembly (9) include limiting plate (91) and buffer block (92), limiting plate (91) and first housing (121) fixed connection, buffer block (92) and limiting plate (91) fixed connection.

8. The heat-insulating cover casing of the telescopic cover as claimed in claim 7, wherein: and a heat insulation layer (7) is attached to the outside of the first cover shell (121).