CN219588403U - Temperature self-adaptive electric tracing device applied to tunnel fire-fighting pipeline - Google Patents

Abstract

The utility model discloses a temperature self-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines in the technical field of tunnel fire-fighting. , the outer wall of the rotating rod is socketed and installed with a storage roller, the outer wall of the fire-fighting pipe is wound with an electric heating cable, the inside of the fixed ring is equipped with four sets of moving wheels, the inner wall of the fixed ring is equipped with four sets of adjustment mechanisms, the other end of the electric heating cable is connected to the fixed ring The left side wall is connected, the utility model can quickly wrap the electric heating cable on the outer wall of the pipe under the action of the moving wheel, the fixed ring and the handle, and can fix the rotating disk under the cooperation of the clamping mechanism and the jack, so that After the winding is completed, the storage roller is fixed, and then the electric heating cable can be tightened with the movement of the fixing ring, so as to avoid deviation and shaking due to the insufficient stability of the connection with the pipeline, and ensure the work of the electric heating cable Effect.

Description

A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines

technical field

The utility model relates to the technical field of tunnel fire protection, in particular to a temperature self-adaptive electric heat tracing device applied to tunnel fire protection pipelines.

Background technique

As an effective pipe insulation and antifreeze solution, electric heat tracing has been used in tunnel fire protection. Its working principle is to dissipate a certain amount of heat through the heat tracing medium, and supplement the loss of the heat tracing pipe through direct or indirect heat exchange. , in order to meet the normal working requirements of heating, heat preservation or antifreeze.

The existing electric heat tracing device is prone to deviation and shaking when winding the electric heating cable, which affects the working effect of the electric heating cable, and cannot be used for pipes of different diameters, and its use has limitations.

Utility model content

The purpose of this utility model is to provide a temperature self-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a temperature self-adaptive electric heat tracing device applied to fire-fighting pipelines in tunnels, including fire-fighting pipelines, a box body is arranged above the fire-fighting pipelines, and the rear side wall of the box body A rotating rod is connected through a bearing, and the outer wall of the rotating rod is sleeved and installed with a storage roller. One end runs through the front side wall of the box and connects with the rotating disk provided on the outside. The outer wall of the rotating disk is provided with multiple sets of jacks. There are four sets of moving wheels inside the fixed ring, four sets of adjustment mechanisms are arranged on the inner wall of the fixed ring, and the other end of the electric heating cable is connected to the left side wall of the fixed ring.

Further, the clamping mechanism includes a rack that is slidingly connected to the top of the box body, and the top of the box body is provided with a mounting frame, and the inner rear side wall of the mounting frame is connected with a rotating shaft through a bearing, and the mounting frame The front side wall is provided with a motor, and the output end of the motor runs through the front side wall of the installation frame and is connected with one end of the rotating shaft. Sliding plate, a mounting plate is provided on the left side of the top of the box body, and an insertion rod matching the jack is provided on the left side of the box body, and one end of the insertion rod moves through the left side wall of the installation plate and the left side wall of the sliding plate connected.

Further, a chute is provided on the top of the box, and a slide block matching the chute is provided on the bottom of the rack.

Further, multiple groups of the jacks are distributed in a circular array on the left side wall of the rotating disk.

Further, the adjustment mechanism includes a sleeve provided on the inner wall of the fixed ring, the inner top of the sleeve is connected with a threaded rod through the bearing two, and the outer wall of the threaded rod is sleeved and installed with a driven bevel gear, and the sleeve There is a driving bevel gear meshed with the driven bevel gear inside the cylinder, and the right side wall of the driving bevel gear is provided with a rotating rod, and one end of the rotating rod penetrates the inner right side wall of the sleeve and is connected with the adjusting knob provided on the outside , the outer wall below the threaded rod is socketed with a movable rod, and one end of the movable rod runs through the inner bottom of the sleeve and is connected with the moving wheel

Further, sliding slots are provided on the left and right side walls of the sleeve, and sliding blocks matching the sliding slots are provided on the left and right side walls of the movable rod.

Further, the bottom of the box body is provided with an upper fixing plate that matches the fire-fighting pipeline, and a lower fixing plate that matches the upper fixing plate is provided under the fire-fighting pipeline, and the upper fixing plate and the lower fixing plate are connected by fixing bolts and Nuts are connected.

Further, a slot is opened on the right side wall of the box, and the slot is connected with the electric heating cable.

Further, the outer wall of the fixing ring is provided with four sets of handles, and the four sets of handles are distributed in a circular array on the outer wall of the fixing ring.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model can quickly wind the electric heating cable on the outer wall of the pipe under the action of the moving wheel, the fixed ring and the handle, and can fix the rotating disk under the cooperation of the clamping mechanism and the socket, so that the storage roller can be fixed after the winding is completed. Fix it, and then cooperate with the movement of the fixing ring to tighten the electric heating cable, avoiding deviation and shaking due to insufficient stability of the connection with the pipeline, and ensuring the working effect of the electric heating cable.

The utility model can adjust the position of the moving wheel under the action of the adjusting mechanism, so that the moving wheel can clamp and contact with the outer wall of fire-fighting pipes with different diameters, so that the device can wrap the electric heating cable for fire-fighting pipes with different diameters , Strong practicability.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the right view of the internal structure of the utility model box;

Fig. 3 is a structural schematic diagram of the adjustment mechanism of the present invention.

In the figure: 1, fire pipe; 2, fixed ring; 3, moving wheel; 4, adjustment mechanism; 40, driven bevel gear; 41, driving bevel gear; 42, rotating rod; 43, adjusting knob; 44, threaded rod ;45, movable rod; 46, sleeve; 5, handle; 6, electric heating cable; 7, lower fixed plate; 8, upper fixed plate; 9, slotting; 10, box body; Rotating rod; 102, storage roller; 103, socket; 11, clamping mechanism; 110, inserting rod; 111, mounting plate; 112, sliding plate; 113, rack; 114, gear; 115, rotating shaft; ; 117, mounting frame.

Implementation

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

Please refer to Fig. 1-2, the utility model provides a technical solution: a temperature self-adaptive electric heat tracing device applied to fire-fighting pipelines in tunnels, including a fire-fighting pipeline 1, a box body 10 is arranged above the fire-fighting pipeline 1, and the box body 10 The bottom is provided with an upper fixing plate 8 matching the fire-fighting pipeline 1, and a lower fixing plate 7 matching the upper fixing plate 8 is provided under the fire-fighting pipeline 1. The upper fixing plate 8 and the lower fixing plate 7 are connected by fixing bolts and nuts. The lower fixing plate 7 and the upper fixing plate 8 are fixed on the fire-fighting pipeline 1 by fixing bolts and nuts, and the inner rear side wall of the box body 10 is connected with a rotating rod 101 through a bearing, and the outer wall of the rotating rod 101 is socketed and installed with a receiving roller 102 The outer wall of the fire-fighting pipeline 1 is wound with an electric heating cable 6, one end of the electric heating cable 6 is wound on the outer wall of the storage roller 102, the right side wall of the box body 10 is provided with a slot 9, and the slot 9 is connected with the electric heating cable 6. Under the action of the slot 9, the electric heating cable 6 can come out of the casing 10 conveniently. One end of the rotating rod 101 runs through the inner front side wall of the casing 10 and connects with the rotating disk 100 provided on the outside. The outer wall of the rotating disk 100 is provided with multiple sets of Sockets 103, multiple groups of sockets 103 are distributed in a circular array on the left side wall of the rotating disk 100, so that the insertion rod 110 can better match the sockets 103, the top of the box body 10 is provided with a clamping mechanism 11, and the fire pipe 1 The outer wall is socketed with a fixed ring 2, and the outer wall of the fixed ring 2 is provided with four sets of handles 5, and the four sets of handles 5 are distributed in a circular array on the outer wall of the fixed ring 2. The staff holds the handle 5 to drive the fixed ring 2 to carry out the fire on the outer wall of the fire pipe 1. Rotate, fixed ring 2 is provided with four groups of moving wheels 3 inside, fixed ring 2 inner wall is provided with four groups of adjustment mechanisms 4, and the other end of electric heating cable 6 is connected with fixed ring 2 left side walls.

Please refer to Fig. 2, the snap-in mechanism 11 comprises the rack 113 that is provided with sliding connection on the top of the box body 10, the top of the box body 10 is provided with a chute, and the bottom of the rack 113 is provided with a slide block matched with the chute. Under the action of the slide block, the rack 113 moves more stably at the top of the casing 10. The top of the casing 10 is provided with a mounting frame 117. The rear side wall of the mounting frame 117 is connected with a rotating shaft 115 through a bearing. The front side wall of the mounting frame 117 A motor 116 is provided, and the output end of the motor 116 runs through the front side wall of the installation frame 117 and is connected to one end of the rotating shaft 115. The outer wall of the rotating shaft 115 is socketed and installed with a gear 114 meshing with the rack 113. The left side wall of the rack 113 is provided with a sliding Plate 112, a mounting plate 111 is provided on the left side of the top of the box body 10, and an inserting rod 110 matching the jack 103 is provided on the left side of the box body 10, and one end of the inserting rod 110 moves through the left side wall of the mounting plate 111 and the left side of the sliding plate 112. The side walls are connected.

Please refer to Fig. 3, the adjustment mechanism 4 includes a sleeve 46 provided on the inner wall of the fixed ring 2, the inner top of the sleeve 46 is connected with a threaded rod 44 through the bearing two, and the outer wall of the threaded rod 44 is socketed and installed with a driven bevel gear 40, The sleeve 46 is provided with a driving bevel gear 41 meshing with the driven bevel gear 40, and the right side wall of the driving bevel gear 41 is provided with a rotating rod 42, and one end of the rotating rod 42 runs through the inner right side wall of the sleeve 46 and the outside. The adjustment knob 43 is connected, and the outer wall below the threaded rod 44 is socketed with a movable rod 45. One end of the movable rod 45 runs through the inner bottom of the sleeve 46 and is connected with the moving wheel 3. The left and right side walls in the sleeve 46 are provided with sliding grooves, so that The left and right side walls of the rod 45 are provided with sliding blocks matching the sliding grooves, and the movement of the movable rod 45 on the outer wall of the threaded rod 44 is more stable under the action of the sliding grooves and the sliding blocks.

Working principle: Fix the lower fixing plate 7 and the upper fixing plate 8 on the fire-fighting pipeline 1 through fixing bolts and nuts, then put the fixing ring 2 on the fire-fighting pipeline 1, and then turn the adjusting knob 43 to drive the rotating rod 42 to rotate and rotate The rod 42 drives the driving bevel gear 41 to rotate, the driving bevel gear 41 drives the driven bevel gear 40 to rotate, and the driven bevel gear 40 drives the threaded rod 44 to rotate, so that the movable rod 45 moves on the outer wall of the threaded rod 44, and the movable rod 45 Drive the moving wheel 3 to move, so that the moving wheel 3 is in clamping contact with the outer wall of the fire pipe 1, and then connect one end of the electric heating cable 6 to the side wall of the fixed ring 2, and then the staff holds the handle 5 to drive the fixed ring 2 in The outer wall of the fire-fighting pipeline 1 rotates, so that the electric heating cable 6 can be wound on the outer wall of the fire-fighting pipeline 1. The winding is stable. After winding, the rotating shaft 115 is driven to rotate under the action of the motor 116. The bar 113 drives the insertion rod 110 to move, so that the insertion rod 110 is inserted into the jack 103, so that the storage roller 102 can be fixed, and finally the staff drives the fixing ring 2 to move on the outer wall of the fire-fighting pipeline 1, so that the wound electric wire can be moved. The heating cable 6 is in close contact with the outer wall of the fire-fighting pipeline, which ensures the working effect of the electric heating cable 6 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (9)

1. A temperature-adaptive electric heat tracing device applied to fire-fighting pipelines in tunnels, including fire-fighting pipelines (1), characterized in that a box (10) is arranged above the fire-fighting pipeline (1), and the box ( 10) A rotating rod (101) is provided on the inner rear side wall through bearing connection, the outer wall of the rotating rod (101) is socketed and installed with a storage roller (102), and the outer wall of the fire-fighting pipe (1) is wound with an electric heating cable (6), one end of the electric heating cable (6) is wound on the outer wall of the storage roller (102), and one end of the rotating rod (101) runs through the inner front side wall of the box (10) and the outer rotating disc (100 ), the outer wall of the rotating disk (100) is provided with multiple sets of sockets (103), the top of the box (10) is provided with a clamping mechanism (11), and the outer wall of the fire-fighting pipe (1) is socketed There is a fixed ring (2), four sets of moving wheels (3) are arranged inside the fixed ring (2), four sets of adjustment mechanisms (4) are arranged on the inner wall of the fixed ring (2), and the electric heating cable (6 ) and the other end is connected with the left side wall of the fixing ring (2). 2. A temperature self-adaptive electric heat tracing device applied to fire-fighting pipelines in tunnels according to claim 1, characterized in that: the clamping mechanism (11) includes teeth provided for sliding connection on the top of the box body (10) strip (113), the top of the box (10) is provided with a mounting frame (117), the inner rear side wall of the mounting frame (117) is connected with a rotating shaft (115) through a bearing, and the mounting frame (117) A motor (116) is provided on the front side wall, and the output end of the motor (116) runs through the front side wall of the installation frame (117) and is connected with one end of the rotating shaft (115). The gear (114) meshed with the rack (113), the left side wall of the rack (113) is provided with a sliding plate (112), the top left side of the box (10) is provided with a mounting plate (111), the The left side of the box body (10) is provided with an insertion rod (110) matching the socket (103), and one end of the insertion rod (110) moves through the left side wall of the installation plate (111) and the left side of the sliding plate (112). The walls are connected. 3. A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines according to claim 2, characterized in that: the top of the box (10) is provided with a chute, and the bottom of the rack (113) is There are sliders that match the chute. 4. A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines according to claim 1, characterized in that: multiple sets of said jacks (103) are formed on the left side wall of said rotating disk (100). Circular array distribution. 5. A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines according to claim 1, characterized in that: the adjustment mechanism (4) includes a sleeve (46) provided on the inner wall of the fixed ring (2) ), the inner top of the sleeve (46) is connected with a threaded rod (44) through the second bearing, the outer wall of the threaded rod (44) is socketed and installed with a driven bevel gear (40), and the sleeve (46 ) is equipped with a driving bevel gear (41) meshing with the driven bevel gear (40), the right side wall of the driving bevel gear (41) is provided with a rotating rod (42), and one end of the rotating rod (42) runs through The inner right side wall of the sleeve (46) is connected with the adjustment knob (43) provided on the outside, and the outer wall below the threaded rod (44) is sleeved with a movable rod (45), and one end of the movable rod (45) runs through The inner bottom of the sleeve (46) is connected with the moving wheel (3). 6. A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines according to claim 5, characterized in that sliding grooves are provided on the left and right side walls of the sleeve (46), and the movable rod (45) The left and right side walls are provided with sliding blocks matching the sliding grooves. 7. A temperature-adaptive electric heat tracing device applied to fire-fighting pipelines in tunnels according to claim 1, characterized in that: the bottom of the box (10) is provided with an upper fixing that matches the fire-fighting pipeline (1) plate (8), the lower fixing plate (7) matching the upper fixing plate (8) is provided under the fire-fighting pipeline (1), and the upper fixing plate (8) and the lower fixing plate (7) are connected by fixing bolts and Nuts are connected. 8. A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines according to claim 1, characterized in that: the right side wall of the box body (10) is provided with a slot (9), and the opening The groove (9) is connected with the electric heating cable (6). 9. A temperature-adaptive electric heat tracing device applied to tunnel fire-fighting pipelines according to claim 1, characterized in that four sets of handles (5) are arranged on the outer wall of the fixing ring (2), and the four sets of The handles (5) are distributed in a circular array on the outer wall of the fixing ring (2).