Preheating device convenient for discharging

Abstract

The utility model discloses a preheating device convenient for discharging, relates to the field of cable trench cover plate processing, and aims to solve the problem that the existing cable trench cover plate needs to be used for improving the strength and toughness of the cable trench cover plate during processing. The preheating device for the cable trench cover plate solves the problems that the cable trench cover plate is inconvenient to put into an existing preheating device when being preheated, and the cable trench cover plate is also inconvenient to take out after being preheated, and comprises a preheating box; the device further comprises a plurality of layers of transmission belts which are arranged in the preheating box, transmission rollers are arranged at the front end and the rear end of the interior of each transmission belt, the transmission belts roll through the transmission rollers, and fixing shafts are symmetrically arranged on the left side and the right side of the transmission roller at the front end. And the fixing shafts on the left and right sides of the front-end transmission roller are fixed to the left and right sides of the inner wall of the preheating box, and limiting grooves are formed in the left and right sides of the outer wall of the preheating box.

Description

Technical Field

[0001] The utility model relates to the field of cable trench cover plate processing, in particular to a preheating device which is convenient for discharging materials. Background Art

[0002] Cable trench cover, also known as power cover, cable trough cover, is a plate-shaped material made of several layers of glass fiber as reinforcement material and epoxy resin as matrix. Cable trench cover is a plate-shaped material compounded by a special molding process. Cable trench cover is used to cover roads or deep wells in residential areas to prevent people or objects from falling. It is generally used in a circular shape and can be used in substations, wind power generation, power pipe networks, green belts, factories, sidewalks, motor vehicle lanes, docks, alleys, etc. Most of the composite cable trench covers are now selected.

[0003] A preheating device is required during processing of the cable trench cover to improve the strength and toughness of the cable trench cover. However, the existing preheating device is inconvenient to place the cable trench cover inside the preheating device when preheating the cable trench cover, and it is also inconvenient to take out the cable trench cover after preheating. Therefore, we propose a preheating device that is easy to discharge in order to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a preheating device that is convenient for discharging materials, so as to solve the problem that a preheating device is needed to improve the strength and toughness of the cable trench cover plate during processing as proposed in the above background technology, but the existing preheating device is inconvenient to put the cable trench cover plate into the preheating device when preheating the cable trench cover plate, and it is also inconvenient to take out the cable trench cover plate after preheating.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a preheating device for facilitating discharging, comprising a preheating box;

[0006] Also includes:

[0007] A transmission belt is arranged inside the preheating box, and the transmission belt is provided with several layers and is evenly arranged inside the preheating box, transmission rollers are arranged at the front and rear ends inside the transmission belt, and the transmission belt rolls through the transmission rollers, and the left and right sides of the front transmission rollers are symmetrically provided with fixed shafts, and the fixed shafts on the left and right sides of the front transmission rollers are fixed to the left and right sides of the inner wall of the preheating box, and the left and right sides of the outer wall of the preheating box are provided with limiting grooves, the limiting grooves are arranged in an arc shape, and the limiting grooves connect the inner and outer sides of the preheating box, and the left and right sides of the rear transmission rollers are symmetrically provided with sliding The movable shaft, the sliding shaft is engaged with the inside of the limiting groove, and the sliding shaft slides inside the limiting groove, a fixed rod is movably provided on the right side of the outer wall of the preheating box, a second movable shaft is provided at the front end of the fixed rod, a connecting rod is provided at the front end of the second movable shaft, the connecting rod is fixedly connected to the second movable shaft, a first movable shaft is provided at the front end of the connecting rod, and the first movable shaft is fixedly connected to one end of the sliding shaft, a number of heating rods are symmetrically provided on both sides of the inner wall of the preheating box, a base is provided at the bottom of the preheating box, and a handle is provided at the middle part of the outer side of the fixed rod.

[0008] Preferably, a door panel is provided at the front end of the preheating box, and an explosion-proof glass window is provided on the surface of the door panel.

[0009] Preferably, connecting plates are symmetrically arranged on both sides of the inner wall of the preheating box, and a blocking net is arranged between the connecting plates on both sides, and the blocking net is located above the rear end of each layer of the transmission belt.

[0010] Preferably, the rear end surface of the preheating box is provided with a plurality of first through holes, sealing plates are provided on both inner and outer sides of the rear end of the heating box, a plurality of second through holes are provided on the surface of the sealing plate, and the second through holes are consistent in size with the first through holes, a slide groove is provided on the rear end surface of the preheating box, a connecting slide rod is provided between the two sealing plates, the connecting slide rod is engaged with the inside of the slide groove, and the sealing plate is lifted and slid at the rear end of the preheating box through the connecting slide rod, and a filter is provided on the outer surface of the second through hole.

[0011] Preferably, a fixed block is provided on the right side of the outer wall of the preheating box, and the fixed block is located behind the lower end of the fixed rod. A support rod is movably provided inside the fixed block, and the support rod can be rotated to the bottom of the fixed rod when the fixed rod is lifted.

[0012] Preferably, a temperature sensor is provided at the inner bottom end of the preheating box, a control panel is provided on the right side of the outer wall of the preheating box, and the output end of the temperature sensor is electrically connected to the input end of the control panel.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By setting the transmission belt to an adjustable angle, placing the cable trench cover on the upper end of the transmission belt, adjusting the angle of the transmission belt downward, the transmission belt rolls backward under the action of the gravity of the cable trench cover, and the cable trench cover is transported to the inside of the preheating box. When the cable trench cover needs to be taken out, just adjust the transmission belt upward, the transmission belt rolls forward under the action of the gravity of the cable trench cover, and the cable trench cover is taken out of the preheating box, thereby facilitating the loading and unloading of the cable trench cover, and the downward-tilted transmission belt can prevent the cable trench cover from slipping off.

[0015] 2. By arranging a sliding sealing plate on the rear end surface of the preheating box, when the preheating box needs to be cooled, the sealing plate can be slid to overlap the first through hole and the second through hole, so that the preheating box can flow with the outside, and then the door panel is opened to allow air to flow inside the preheating box, thereby quickly cooling it down. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the sealing plate structure of the utility model;

[0018] Figure 3 This is a cross-sectional view of the interior of the preheating box of the utility model;

[0019] Figure 4 This is a schematic diagram of the transmission belt structure of the utility model;

[0020] Figure 5 It is an enlarged view of the structure at A of the utility model;

[0021] In the figure: 1. preheating box; 2. door panel; 3. explosion-proof glass window; 4. control panel; 5. base; 6. limit groove; 7. first movable axis; 8. fixed rod; 9. connecting rod; 10. second movable axis; 11. fixed block; 12. support rod; 13. handle; 14. first through hole; 15. slide groove; 16. sealing plate; 17. second through hole; 18. connecting slide rod; 19. filter screen; 20. heating rod; 21. connecting plate; 22. screen; 23. temperature sensor; 24. transmission belt; 25. transmission roller; 26. fixed axis; 27. sliding axis. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figure 1-5, the utility model provides an embodiment: a preheating device for facilitating discharging, comprising a preheating box 1;

[0024] Also includes:

[0025] A transmission belt 24 is arranged inside the preheating box 1, and the transmission belt 24 is provided with several layers and is evenly arranged inside the preheating box 1. Transmission rollers 25 are arranged at both the front and rear ends inside the transmission belt 24, and the transmission belt 24 rolls through the transmission rollers 25. Fixed shafts 26 are symmetrically arranged on the left and right sides of the front transmission roller 25, and the fixed shafts 26 on the left and right sides of the front transmission roller 25 are fixed on the left and right sides of the inner wall of the preheating box 1. Limiting grooves 6 are arranged on the left and right sides of the outer wall of the preheating box 1. The limiting grooves 6 are arranged in an arc shape, and the limiting grooves 6 connect the inner and outer sides of the preheating box 1. The left and right sides of the rear transmission roller 25 are symmetrically arranged. There is a sliding shaft 27, which is engaged in the limiting groove 6 and slides in the limiting groove 6. A fixed rod 8 is movably arranged on the right side of the outer wall of the preheating box 1. A second movable shaft 10 is arranged at the front end of the fixed rod 8. A connecting rod 9 is arranged at the front end of the second movable shaft 10. The connecting rod 9 is fixedly connected to the second movable shaft 10. A first movable shaft 7 is arranged at the front end of the connecting rod 9, and the first movable shaft 7 is fixedly connected to one end of the sliding shaft 27. A plurality of heating rods 20 are symmetrically arranged on both sides of the inner wall of the preheating box 1. A base 5 is arranged at the bottom of the preheating box 1. A handle 13 is arranged at the middle part of the outer side of the fixed rod 8.

[0026] The angle of the transmission belt 24 is adjusted downward, and the transmission belt 24 rolls backward under the action of the gravity of the cable trench cover to transport the cable trench cover to the inside of the preheating box 1. When the cable trench cover needs to be taken out, the transmission belt 24 only needs to be adjusted upward, and the transmission belt 24 rolls forward under the action of the gravity of the cable trench cover, thereby taking the cable trench cover out of the preheating box, and moving the fixed rod 8 upward. The fixed rod drives the first movable shaft 7 to move upward, thereby driving the sliding shaft 27 to move inside the limit groove 6.

[0027] See also Figure 1 A door panel 2 is provided at the front end of the preheating box 1 , and an explosion-proof glass window 3 is provided on the surface of the door panel 2 , so that the internal situation of the door panel 2 can be observed through the explosion-proof glass window 3 .

[0028] See also Figure 4 The inner wall of the preheating box 1 is symmetrically provided with connecting plates 21, and a blocking net 22 is arranged between the connecting plates 21 on both sides, and the blocking net 22 is located above the rear end of each layer of the transmission belt 24. The blocking net 22 can prevent the cable trench cover from hitting other components when sliding inward.

[0029] See also Figure 2-3A plurality of first through holes 14 are provided on the rear end surface of the preheating box 1, and sealing plates 16 are provided on both inner and outer sides of the rear end of the heating box 1. A plurality of second through holes 17 are provided on the surface of the sealing plate 16, and the second through holes 17 are consistent in size with the first through holes 14. A slide groove 15 is provided on the rear end surface of the preheating box 1, and a connecting slide rod 18 is provided between the two sealing plates 16. The connecting slide rod 18 is engaged with the inside of the slide groove 15, and the sealing plate 16 is lifted and slid at the rear end of the preheating box 1 through the connecting slide rod 18. A filter screen 19 is provided on the surface of the outer second through hole 17 to facilitate air circulation inside the preheating box 1, thereby facilitating rapid cooling of the inside of the preheating box 1.

[0030] See also Figure 5 A fixed block 11 is provided on the right side of the outer wall of the preheating box 1, and the fixed block 11 is located behind the lower end of the fixed rod 8. A support rod 12 is movably provided inside the fixed block 11, and when the fixed rod 8 is lifted, the support rod 12 can be rotated to the bottom of the fixed rod 8, so as to support the fixed rod 8 when it is lifted.

[0031] See also Figure 1-3 A temperature sensor 23 is provided at the bottom of the preheating box 1, and a control panel 4 is provided on the right side of the outer wall of the preheating box 1. The output end of the temperature sensor 23 is electrically connected to the input end of the control panel 4 for observing the internal temperature of the preheating box 1.

[0032] Working principle: Due to the effect of gravity, the fixing rod 8 is at the bottom, and the transmission belt 24 is set to be tilted downward. Multiple cable trench covers are placed on the transmission belt 24 respectively. The transmission belt 24 rolls backward under the effect of the gravity of the cable trench covers, and the cable trench covers are transported to the inside of the preheating box 1. The heating rod 20 is started to preheat the cable trench covers. When the cable trench covers need to be taken out, first slide the sealing plate 16 so that the second through hole 17 is in the same position as the first through hole 14, open the door panel 2, and allow the inside of the preheating box 1 to circulate, so as to quickly cool down the cable trench covers, and then pull the handle 13 to lift the fixing rod 8 upward, rotate the support rod 12 to the bottom of the fixing rod 8, and support the fixing rod 8. At this time, the transmission belt 24 is in an upward tilted position, and the transmission belt 24 rolls forward under the effect of the gravity of the cable trench covers, thereby taking the cable trench covers out of the preheating box 1.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A preheating device for facilitating discharging of materials, comprising a preheating box (1); Features: Also includes: A transmission belt (24) is arranged inside the preheating box (1), and the transmission belt (24) is provided with a plurality of layers and is evenly arranged inside the preheating box (1). Transmission rollers (25) are arranged at both the front and rear ends inside the transmission belt (24), and the transmission belt (24) rolls through the transmission rollers (25). Fixed shafts (26) are symmetrically arranged on the left and right sides of the front transmission roller (25), and the fixed shafts (26) on the left and right sides of the front transmission roller (25) are fixed to the left and right sides of the inner wall of the preheating box (1). Limiting grooves (6) are arranged on the left and right sides of the outer wall of the preheating box (1), and the limiting grooves (6) are arranged in an arc shape, and the limiting grooves (6) are connected to the inner and outer sides of the preheating box (1). Sliding shafts (27) are symmetrically arranged on the left and right sides of the rear transmission roller (25). ), the sliding shaft (27) is engaged in the inside of the limiting groove (6), and the sliding shaft (27) slides in the inside of the limiting groove (6), a fixed rod (8) is movably arranged on the right side of the outer wall of the preheating box (1), a second movable shaft (10) is arranged at the front end of the fixed rod (8), a connecting rod (9) is arranged at the front end of the second movable shaft (10), the connecting rod (9) is fixedly connected to the second movable shaft (10), a first movable shaft (7) is arranged at the front end of the connecting rod (9), and the first movable shaft (7) is fixedly connected to one end of the sliding shaft (27), a plurality of heating rods (20) are symmetrically arranged on both sides of the inner wall of the preheating box (1), a base (5) is arranged at the bottom of the preheating box (1), and a handle (13) is arranged in the middle of the outer side of the fixed rod (8).

2. A preheating device for facilitating discharging of materials according to claim 1, characterized in that: The front end of the preheating box (1) is provided with a door panel (2), and the surface of the door panel (2) is provided with an explosion-proof glass window (3).

3. A preheating device for facilitating discharging according to claim 1, characterized in that: Connecting plates (21) are symmetrically arranged on both sides of the inner wall of the preheating box (1), and a blocking net (22) is arranged between the connecting plates (21) on both sides, and the blocking net (22) is located above the rear end of each layer of the transmission belt (24).

4. A preheating device for facilitating discharging of materials according to claim 1, characterized in that: The rear end surface of the preheating box (1) is provided with a plurality of first through holes (14), the inner and outer sides of the rear end of the heating box (1) are provided with sealing plates (16), the surface of the sealing plate (16) is provided with a plurality of second through holes (17), and the second through holes (17) are of the same size as the first through holes (14), the rear end surface of the preheating box (1) is provided with a slide groove (15), a connecting slide rod (18) is provided between the two sealing plates (16), the connecting slide rod (18) is engaged with the inside of the slide groove (15), and the sealing plate (16) is lifted and slid at the rear end of the preheating box (1) through the connecting slide rod (18), and a filter screen (19) is provided on the outer surface of the second through hole (17).

5. A preheating device for facilitating discharging of materials according to claim 1, characterized in that: A fixing block (11) is arranged on the right side of the outer wall of the preheating box (1), and the fixing block (11) is located behind the lower end of the fixing rod (8). A supporting rod (12) is movably arranged inside the fixing block (11), and when the fixing rod (8) is lifted, the supporting rod (12) can be rotated to the bottom of the fixing rod (8).

6. A preheating device for facilitating discharging of materials according to claim 1, characterized in that: A temperature sensor (23) is provided at the inner bottom end of the preheating box (1), a control panel (4) is provided on the right side of the outer wall of the preheating box (1), and the output end of the temperature sensor (23) is electrically connected to the input end of the control panel (4).

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