CN211019288U

CN211019288U - Single-phase parallel constant-power heat tracing band

Info

Publication number: CN211019288U
Application number: CN201922088803.8U
Authority: CN
Inventors: 戴文全; 汤恒祥
Original assignee: Jiangsu Stile Electric Appliance Co ltd
Current assignee: Jiangsu Stile Electric Appliance Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-14
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to an electric tracing band technical field just discloses a single-phase parallelly connected constant power tracing band, which comprises a connecting plate and i, the top fixedly connected with connecting pipe of connecting plate, the louvre has been seted up to the bottom of connecting plate, one side fixedly connected with mounting panel of connecting plate, one side fixedly connected with mounting box of mounting panel, the inner wall fixedly connected with fixed spring of mounting panel, fixed spring's one end fixedly connected with cardboard, the one end swing joint of cardboard has the skid resistant course, the inner wall fixedly connected with enhancement layer sheath of skid resistant course, the inner wall fixedly connected with weaving layer of enhancement layer sheath. This single-phase parallelly connected constant power companion torrid zone can reach firm in connection's purpose, has solved the insecure problem of general single-phase parallelly connected constant power companion torrid zone connection for this electric companion torrid zone can not drop after the installation, thereby has promoted the practicality in this electric companion torrid zone, thereby provides convenience for staff's use.

Description

Single-phase parallel constant-power heat tracing band

Technical Field

The utility model relates to an electric tracing band technical field specifically is a single-phase parallelly connected constant power tracing band.

Background

The electric tracing bands are novel high-tech products, and since the seventies of the last century come into the application field, the electric tracing bands can be widely applied to the transportation of liquid objects in pipelines, the freezing and heat preservation of tank bodies, the maintenance of process temperature, heating highways, ramps, pedestrian crossings, eave and floors and the like. When the electric tracing band works, the electric tracing band heats a certain system, and if the heat transferred to the system by the electric tracing band in unit time is equal to the heat transferred to the external environment by the system, the temperature of the system is kept unchanged. The maximum temperature that can be reached by the system is called the maximum maintenance temperature. In the use process of the electric tracing band, the single-phase parallel constant-power tracing band is cut according to factors such as terrain use environment and then is used in a segmented mode, most of the single-phase parallel constant-power tracing bands used in the current market are connected insecure, so that inconvenience is brought to use of workers, and the practicability of the electric tracing band is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a single-phase parallelly connected constant power companion torrid zone possesses advantages such as firm in connection, has solved general single-phase parallelly connected constant power companion torrid zone and has connected insecure problem.

(II) technical scheme

In order to realize the purpose of firm connection of the electric tracing band, the utility model provides the following technical scheme: a single-phase parallel constant-power heat tracing band comprises a connecting plate, the top of the connecting plate is fixedly connected with a connecting pipe, the bottom of the connecting plate is provided with a heat dissipation hole, one side of the connecting plate is fixedly connected with a mounting plate, one side of the mounting plate is fixedly connected with a mounting box, the inner wall of the mounting plate is fixedly connected with a fixed spring, one end of the fixed spring is fixedly connected with a clamping plate, one end of the clamping plate is movably connected with an anti-skid layer, the inner wall of the anti-skid layer is fixedly connected with a reinforced layer sheath, the inner wall of the reinforced layer sheath is fixedly connected with a woven layer, the inner wall of the braided layer is fixedly connected with an outer sheath, the inner wall of the outer sheath is fixedly connected with a heating wire, the inner wall fixedly connected with inner sheath of heater, the inner wall fixedly connected with heart yearn insulating sheath of inner sheath, the inner wall fixedly connected with power cord of heart yearn insulating sheath.

Preferably, the number of the heat dissipation holes is four, every two heat dissipation holes form a group, and the two groups of heat dissipation holes are symmetrically arranged by taking the horizontal central line of the connecting pipe as a symmetry axis.

Preferably, the number of the power lines is two, and the two power lines are symmetrically arranged by taking the horizontal central line of the inner sheath as a symmetry axis.

Preferably, the thickness of weaving layer is three millimeters at zero point, and the weaving layer is the copper wire weaving layer.

Preferably, the minimum working length of the fixing spring is three millimeters, and the fixing spring is a carbon fixing spring.

Preferably, the thickness of the anti-skid layer is zero five millimeters, and the anti-skid layer is a rubber anti-skid layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a single-phase parallelly connected constant power companion tropical, possesses following beneficial effect:

1. this single-phase parallelly connected constant power companion torrid zone through connecting plate, connecting pipe, louvre, mounting panel, mounting box, fixed spring, skid resistant course and the cardboard that sets up, can reach firm in connection's purpose, has solved general single-phase parallelly connected constant power companion torrid zone and has connected insecure problem for this electric companion torrid zone can not drop after the installation, thereby has promoted the practicality in this electric companion torrid zone, thereby provides convenience for staff's use.

2. This single-phase parallelly connected constant power heat tracing area through heater, heart yearn insulating sheath and the power cord that sets up, can reach the effectual purpose of single-phase parallelly connected constant power heat tracing area heating for this electric heat tracing area can be rapid generate heat, thereby makes the process temperature of pipeline maintain, thereby has further promoted this electric heat tracing area's practicality.

3. This single-phase parallelly connected constant power heat tracing area through enhancement layer sheath and the skid resistant course that sets up, can reach this single-phase parallelly connected constant power heat tracing area and anticorrosives effectual purpose for this electric heat tracing area buries also can not be light easily to corrode in the underground, thereby has promoted the life of this electric heat tracing area, thereby further provides convenience for staff's use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a connection diagram of the antiskid layer and the clamping plate;

fig. 3 is an enlarged view of a structure a in fig. 1 according to the present invention.

In the figure: 1. a connecting plate; 2. a connecting pipe; 3. heat dissipation holes; 4. mounting a plate; 5. mounting a box; 6. fixing the spring; 7. an anti-slip layer; 8. a reinforcement layer sheath; 9. weaving layer; 10. an outer sheath; 11. a heater; 12. an inner sheath; 13. a core wire insulating sheath; 14. a power line; 15. and (4) clamping the board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-3, a single-phase parallel constant-power heat tracing band comprises a connecting plate 1, a connecting pipe 2 is fixedly connected to the top of the connecting plate 1, heat dissipation holes 3 are formed in the bottom of the connecting plate 1, the number of the heat dissipation holes 3 is four, every two heat dissipation holes 3 are in one group, the two groups of heat dissipation holes 3 are symmetrically arranged by taking the horizontal center line of the connecting pipe 2 as a symmetry axis, a mounting plate 4 is fixedly connected to one side of the connecting plate 1, a mounting box 5 is fixedly connected to one side of the mounting plate 4, a fixing spring 6 is fixedly connected to the inner wall of the mounting plate 4, the minimum working length of the fixing spring 6 is three millimeters, the fixing spring 6 is a carbon fixing spring, the strength of the carbon fixing spring is high, the performance is good, a clamping plate 15 is fixedly connected to one end of the fixing spring 6, and the clamping, The anti-slip layer 7 and the clamping plate 15 can achieve the purpose of firm connection, and solve the problem of infirm connection of a common single-phase parallel constant-power heat tracing band, so that the electric tracing band cannot fall off after installation, thereby improving the practicability of the electric tracing band, and providing convenience for the use of workers, one end of the clamping plate 15 is movably connected with the anti-slip layer 7, the thickness of the anti-slip layer 7 is zero five millimeters, the anti-slip layer 7 is a rubber anti-slip layer, the anti-slip layer has good slip resistance and low cost, the inner wall of the anti-slip layer 7 is fixedly connected with a reinforcing layer sheath 8, the purpose of good anti-corrosion effect of the single-phase parallel constant-power heat tracing band can be achieved through the reinforcing layer sheath 8 and the anti-slip layer 7, the electric tracing band is buried underground and cannot be easily corroded, the service life of the electric tracing band is prolonged, thereby further providing convenience for the use of workers, the inner wall of the sheath 8 of the reinforcing layer is fixedly connected with a braided layer 9, the thickness of the braided layer 9 is three zero millimeters, the braided layer 9 is a copper wire braided layer, the copper wire braided layer can prevent static electricity and can play a role of safe grounding, the inner wall of the braided layer 9 is fixedly connected with an outer sheath 10, the inner wall of the outer sheath 10 is fixedly connected with a heating wire 11, the inner wall of the heating wire 11 is fixedly connected with an inner sheath 12, the inner wall of the inner sheath 12 is fixedly connected with a core wire insulating sheath 13, the inner wall of the core wire insulating sheath 13 is fixedly connected with a power wire 14, the number of the power wires 14 is two, the two power wires 14 are symmetrically arranged by taking the horizontal central line of the inner sheath 12 as a symmetric axis, and the purpose of good heating effect of a single-phase parallel constant-power heat tracing band can be achieved through the heating, thereby maintaining the process temperature of the pipeline and further improving the practicability of the electric tracing band.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the anti-skid device is used, the anti-skid layer 7 is held, the anti-skid layer 7 is placed into the clamping plate 15, the fixed spring 6 is compressed, the anti-skid layer 7 is pushed to the inside of the connecting pipe 2, and the fixed spring 6 stretches to enable the clamping plate 15 to clamp the anti-skid layer 7.

In conclusion, the single-phase parallel constant-power heat tracing band can achieve the purpose of firm connection, and the problem that the common single-phase parallel constant-power heat tracing band is not firm in connection is solved, so that the electric heat tracing band cannot fall off after being installed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a single-phase parallelly connected constant power companion tropical, includes connecting plate (1), its characterized in that: the connecting pipe (2) is fixedly connected to the top of the connecting plate (1), the heat dissipation holes (3) are formed in the bottom of the connecting plate (1), the mounting plate (4) is fixedly connected to one side of the connecting plate (1), the mounting box (5) is fixedly connected to one side of the mounting plate (4), the fixing spring (6) is fixedly connected to the inner wall of the mounting plate (4), the clamping plate (15) is fixedly connected to one end of the fixing spring (6), the anti-slip layer (7) is movably connected to one end of the clamping plate (15), the reinforcing layer sheath (8) is fixedly connected to the inner wall of the anti-slip layer (7), the woven layer (9) is fixedly connected to the inner wall of the reinforcing layer sheath (8), the outer sheath (10) is fixedly connected to the inner wall of the woven layer (9), the heating wire (11) is fixedly connected to the inner wall of the outer sheath, the inner wall of the inner sheath (12) is fixedly connected with a core wire insulating sheath (13), and the inner wall of the core wire insulating sheath (13) is fixedly connected with a power line (14).

2. The single-phase parallel constant-power heat tracing band according to claim 1, wherein: the number of the heat dissipation holes (3) is four, every two heat dissipation holes (3) are a group, and the two groups of heat dissipation holes (3) are symmetrically arranged by taking the horizontal central line of the connecting pipe (2) as a symmetry axis.

3. The single-phase parallel constant-power heat tracing band according to claim 1, wherein: the number of the power lines (14) is two, and the two power lines (14) are symmetrically arranged by taking the horizontal central line of the inner sheath (12) as a symmetry axis.

4. The single-phase parallel constant-power heat tracing band according to claim 1, wherein: the thickness of weaving layer (9) is three millimeters at zero point, and weaving layer (9) are the copper wire weaving layer.

5. The single-phase parallel constant-power heat tracing band according to claim 1, wherein: the minimum working length of the fixed spring (6) is three millimeters, and the fixed spring (6) is a carbon fixed spring.

6. The single-phase parallel constant-power heat tracing band according to claim 1, wherein: the thickness of the anti-skid layer (7) is zero five millimeters, and the anti-skid layer (7) is a rubber anti-skid layer.