High-flame-retardant MPP power cable protection pipe forming equipment

Abstract

The utility model discloses forming equipment for a high-flame-retardant MPP power cable protection pipe. The forming equipment comprises a processing cavity, a mounting seat is mounted at the bottom end of the processing cavity, a bottom plate is mounted at the bottom end of the mounting seat, a stirring tank is mounted at the top end of the processing cavity, and a console is arranged on one side of the stirring tank. The grooves are formed in one end of the forming die at equal intervals, the shape of the fixing blocks is the same as the size of the openings of the grooves, and therefore the fixing blocks can be clamped into the grooves, and the forming die can be fixed to the device through the multiple sets of fixing blocks and the grooves. Through a spring, a connecting rod and a connecting block which are arranged on a fixed point rod of a fixing block, when a user needs to disassemble, assemble and replace a forming mold, the spring deforms when the connecting block is pulled, the position of the fixing block is separated from a groove of the forming mold, and therefore the forming mold can be quickly disassembled and assembled; in this way, the purpose that the forming die installed on the device can be conveniently and rapidly replaced is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of molding equipment, in particular to molding equipment for a high flame retardant MPP power cable protection tube. Background Art

[0002] MPP pipe, also known as MPP power cable protection pipe, is divided into trench type and trenchless type. MPP trenchless pipe is also called MPP jacking pipe or dragging pipe. MPP pipe uses modified polypropylene as the main raw material. It has the characteristics of high temperature resistance and external pressure resistance. It is suitable for medium and low voltage transmission line cable drainage pipes below 10KV.

[0003] To this end, the patent specification with the publication number CN212242032U discloses a highly flame-retardant MPP power cable protection tube forming equipment, which relates to the field of cable protection tube processing technology, including a tube mold, a model groove is provided at one end of the tube mold, a threaded column is arranged at the center of the model groove, a machine chamber is arranged at the other end of the tube mold, a servo motor A is arranged in the machine chamber and is connected to the threaded column for transmission, a feed bin and a discharge channel are connected above the model groove, and a pressing plate is slidably connected in the discharge channel. A gentle arc discharge channel is provided on the side wall of the tube mold, and excess raw materials can flow out of the discharge channel. A pressing plate slides in the discharge channel, and the pressing plate slides downward to contact with the inner wall of the model groove and block the discharge channel, so that the side wall of the protection tube below the discharge channel remains smooth after forming; two symmetrical arc-shaped clamping plates are arranged at the end of the tube mold, and the sliding of the arc-shaped clamping plates can clamp the protection tube, separate the inner wall of the protection tube from the outer wall of the casing, and the protection tube can be removed from the casing.

[0004] The above-mentioned prior art mentions that by providing a gentle arc-shaped discharge channel, excess raw materials can flow out from the discharge channel, which can make the device more stable during processing, but the molding mold cannot be quickly replaced when the device is in use. Utility Model Content

[0005] The utility model aims to provide a highly flame-retardant MPP power cable protection tube forming device, so as to solve the defect that it is inconvenient to quickly replace the forming mold installed on the device.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a highly flame-retardant MPP power cable protection tube forming device, comprising a processing chamber, a mounting seat is installed at the bottom end of the processing chamber, a bottom plate is installed at the bottom end of the mounting seat, a supporting bottom is provided at one end of the bottom plate, and a heating mechanism is installed at one end of the processing chamber;

[0007] The heating mechanism comprises a hot air blower, a connecting ring and a heat absorbing pipe, wherein the heat absorbing pipe is arranged at one end of the processing chamber, a connecting ring is installed at one end of the heat absorbing pipe, and a hot air blower is installed at one end of the connecting ring;

[0008] A forming mold is installed at one end of the processing chamber, a disassembly structure is provided at one end of the processing chamber, a motor is installed on one side of the processing chamber, a stirring mechanism is provided at one end of the motor, a spiral rod is installed on one side of the motor, a stirring tank is installed at the top of the processing chamber, and a control console is provided on one side of the stirring tank.

[0009] When in use, first, grooves are arranged at equal intervals at one end of the molding die, and the shape of the fixing block is the same size as the opening of the groove, so that the fixing block can be stuck in the groove, and multiple groups of fixing blocks and grooves are arranged to fix the molding die on the device, and the spring, connecting rod and connecting block are arranged on the fixed rod of the fixing block. When the user needs to disassemble and replace the molding die, the spring is deformed when the connecting block is pulled to move the fixing block out of the groove of the molding die, so that the molding die can be quickly disassembled and assembled.

[0010] Preferably, the support base is installed at one end of the base plate, and the support base is symmetrically distributed about the central axis of the base plate, so as to provide more stable support for the device.

[0011] Preferably, the stirring mechanism includes a belt, a transmission shaft, a connecting shaft and stirring blades. The belt is arranged at one end of the motor, a transmission shaft is installed at one end of the belt, a connecting shaft is arranged on one side of the transmission shaft, and a stirring blade is installed at one end of the connecting shaft, so as to stir the raw materials.

[0012] Preferably, the stirring blades are installed at one end of the connecting shaft, and the stirring blades are arranged at equal intervals about the central axis of the connecting shaft, which can achieve a better stirring effect.

[0013] Preferably, the hot air blower is installed at one end of the connecting ring, and three groups of the hot air blower are provided, which can make the heating efficiency higher.

[0014] Preferably, the disassembly and assembly structure includes a fixed block, a spring, a connecting rod and a connecting block, the connecting block is installed at one end of the processing chamber, a connecting rod is provided at the bottom end of the connecting block, a fixed block is installed at the bottom end of the connecting rod, and a spring is installed at the top end of the fixed block, so that quick disassembly and assembly can be performed.

[0015] Preferably, the spring is in a spiral shape, and the spring and the fixing block form an elastic connection, which can cause the spring to deform itself.

[0016] The high flame retardant MPP power cable protection tube forming device provided by the utility model has the advantages that: by equidistantly arranging grooves at one end of the forming mold, the shape of the fixing block is the same size as the opening of the groove, so that the fixing block can be stuck in the groove, and by arranging multiple groups of fixing blocks and grooves, the forming mold can be fixed on the device, and by setting the spring, connecting rod and connecting block on the fixed point rod of the fixing block, when the user needs to disassemble and replace the forming mold, the spring is deformed when the connecting block is pulled to separate the position of the fixing block from the groove of the forming mold, so that the forming mold can be quickly disassembled and assembled, thereby achieving the purpose of facilitating the rapid replacement of the forming mold installed on the device;

[0017] When the motor is running, it can drive the connected belt to transmit the power. When the belt moves, it can drive the transmission shaft to rotate. When the transmission shaft rotates, it can drive the connecting shaft and the stirring blade installed on the connecting shaft to rotate. When the stirring blade rotates, it can stir the raw materials placed inside the stirring tank, so that the raw materials to be processed can be transported to the inside of the device for molding after being stirred, so as to achieve the purpose of facilitating the stirring of the raw materials to be processed by the device.

[0018] By arranging three groups of heat absorbing tubes at equal intervals in a section of the processing chamber, when the device is running, the motor drives the screw rod to rotate, and the screw rod drives the raw materials to be transported. Due to the particularity of the raw materials, the processing area needs to be heated to prevent the raw materials from agglomerating. The heat absorbing tube can absorb heat, and the heat generated by the hot air blower during operation can be arranged on the surface of the heat absorbing tube through the connecting ring, so that the heat absorbing tube can heat the raw materials in this section, thereby achieving the purpose of facilitating the heating of the materials during the processing of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 For the utility model Figure 1 A partial cross-section at the center is an enlarged structural diagram;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the disassembly and assembly structure of the utility model;

[0023] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the heating mechanism of the utility model in a front view.

[0024] Explanation of the reference numerals in the figure: 1. bottom plate; 2. supporting bottom; 3. mounting base; 4. motor; 5. stirring tank; 6. processing chamber; 7. stirring mechanism; 701. belt; 702. transmission shaft; 703. connecting shaft; 704. stirring blade; 8. heating mechanism; 801. hot air blower; 802. connecting ring; 803. heat absorption tube; 9. disassembly and assembly structure; 901. fixing block; 902. spring; 903. connecting rod; 904. connecting block; 10. molding mold; 11. control console; 12. spiral rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 5 The utility model provides an embodiment: a highly flame-retardant MPP power cable protection tube forming device, comprising a processing chamber 6, a mounting seat 3 is installed at the bottom end of the processing chamber 6, a bottom plate 1 is installed at the bottom end of the mounting seat 3, a supporting bottom 2 is provided at one end of the bottom plate 1, the supporting bottom 2 is installed at one end of the bottom plate 1, the supporting bottom 2 is symmetrically distributed about the central axis of the bottom plate 1, and a heating mechanism 8 is installed at one end of the processing chamber 6.

[0027] Reference Figure 1-2 and Figure 5 As shown, the heating mechanism 8 includes a hot air blower 801, a connecting ring 802 and a heat absorption pipe 803. The heat absorption pipe 803 is arranged at one end of the processing chamber 6. The connecting ring 802 is installed at one end of the heat absorption pipe 803. The hot air blower 801 is installed at one end of the connecting ring 802. The hot air blower 801 is installed at one end of the connecting ring 802. Three groups of hot air blowers 801 are arranged.

[0028] By arranging three groups of heat absorbing tubes 803 at equal intervals in a section of the processing chamber 6, when the device is running, the motor 4 drives the screw rod 12 to rotate, and the screw rod 12 drives the raw materials to be transported. Due to the particularity of the raw materials, the processing area needs to be heated to prevent the raw materials from agglomerating. The heat absorbing tube 803 can absorb heat, and the heat generated by the hot air blower 801 during operation can be arranged on the surface of the heat absorbing tube 803 through the connecting ring 802, so that the heat absorbing tube 803 can heat the raw materials in this section.

[0029] Reference Figure 1-2 and Figure 4As shown, a molding die 10 is installed at one end of the processing cavity 6, and a disassembly structure 9 is provided at one end of the processing cavity 6. The disassembly structure 9 includes a fixed block 901, a spring 902, a connecting rod 903 and a connecting block 904. The connecting block 904 is installed at one end of the processing cavity 6, and a connecting rod 903 is provided at the bottom end of the connecting block 904. The fixed block 901 is installed at the bottom end of the connecting rod 903, and a spring 902 is installed at the top end of the fixed block 901. The shape of the spring 902 is spiral, and the spring 902 and the fixed block 901 form an elastic connection.

[0030] By arranging grooves at equal intervals at one end of the molding die 10, the shape of the fixing block 901 is the same size as the opening of the groove, so that the fixing block 901 can be stuck in the groove, and by arranging multiple groups of fixing blocks 901 and grooves, the molding die 10 can be fixed on the device. By arranging the spring 902, the connecting rod 903 and the connecting block 904 on the fixed rod of the fixing block 901, when the user needs to disassemble and replace the molding die 10, the spring 902 is deformed by pulling the connecting block 904 to move the fixing block 901 out of the groove of the molding die 10, so that the molding die 10 can be quickly disassembled and assembled.

[0031] Reference Figure 1-3 As shown, a motor 4 is installed on one side of the processing chamber 6, and a stirring mechanism 7 is arranged at one end of the motor 4. The stirring mechanism 7 includes a belt 701, a transmission shaft 702, a connecting shaft 703 and stirring blades 704. The belt 701 is arranged at one end of the motor 4, and a transmission shaft 702 is installed at one end of the belt 701. A connecting shaft 703 is arranged on one side of the transmission shaft 702, and a stirring blade 704 is installed at one end of the connecting shaft 703. The stirring blades 704 are installed at one end of the connecting shaft 703, and the stirring blades 704 are arranged at equal intervals about the central axis of the connecting shaft 703.

[0032] When the motor 4 is running, it can drive the connected belt 701 for transmission. When the belt 701 moves, it can drive the transmission shaft 702 to rotate. When the transmission shaft 702 rotates, it can drive the connecting shaft 703 and the stirring blade 704 installed on the connecting shaft 703 to rotate. When the stirring blade 704 rotates, it can stir the raw materials placed inside the stirring tank 5, so that the raw materials to be processed can be transported to the inside of the device for molding after stirring.

[0033] A screw rod 12 is installed on one side of the motor 4 , a stirring tank 5 is installed on the top of the processing chamber 6 , and a control console 11 is provided on one side of the stirring tank 5 .

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A highly flame-retardant MPP power cable protection tube forming device, comprising a processing chamber (6); Features: A mounting seat (3) is installed at the bottom end of the processing chamber (6), a bottom plate (1) is installed at the bottom end of the mounting seat (3), a supporting bottom (2) is arranged at one end of the bottom plate (1), and a heating mechanism (8) is installed at one end of the processing chamber (6); The heating mechanism (8) comprises a hot air blower (801), a connecting ring (802) and a heat absorption pipe (803), wherein the heat absorption pipe (803) is arranged at one end of the processing chamber (6), the connecting ring (802) is installed at one end of the heat absorption pipe (803), and the hot air blower (801) is installed at one end of the connecting ring (802); A forming mold (10) is installed at one end of the processing chamber (6), a disassembly structure (9) is provided at one end of the processing chamber (6), a motor (4) is installed at one side of the processing chamber (6), a stirring mechanism (7) is provided at one end of the motor (4), a spiral rod (12) is installed at one side of the motor (4), a stirring tank (5) is installed at the top end of the processing chamber (6), and a control console (11) is provided at one side of the stirring tank (5).

2. The highly flame-retardant MPP power cable protection tube forming equipment according to claim 1, Features: The support base (2) is installed at one end of the base plate (1), and the support base (2) is symmetrically distributed with respect to the central axis of the base plate (1).

3. The highly flame-retardant MPP power cable protection tube forming equipment according to claim 1, Features: The stirring mechanism (7) comprises a belt (701), a transmission shaft (702), a connecting shaft (703) and a stirring blade (704); the belt (701) is arranged at one end of the motor (4); the transmission shaft (702) is installed at one end of the belt (701); a connecting shaft (703) is arranged at one side of the transmission shaft (702); and the stirring blade (704) is installed at one end of the connecting shaft (703).

4. The highly flame-retardant MPP power cable protection tube forming equipment according to claim 3, Features: The stirring blades (704) are mounted on one end of the connecting shaft (703), and the stirring blades (704) are arranged at equal intervals about the central axis of the connecting shaft (703).

5. The highly flame-retardant MPP power cable protection tube forming equipment according to claim 1, Features: The hot air blower (801) is installed at one end of the connecting ring (802), and three groups of the hot air blower (801) are provided.

6. The highly flame-retardant MPP power cable protection tube forming equipment according to claim 1, Features: The disassembly and assembly structure (9) comprises a fixed block (901), a spring (902), a connecting rod (903) and a connecting block (904); the connecting block (904) is installed at one end of the processing chamber (6); a connecting rod (903) is provided at the bottom end of the connecting block (904); a fixed block (901) is installed at the bottom end of the connecting rod (903); and a spring (902) is installed at the top end of the fixed block (901).

7. The highly flame-retardant MPP power cable protection tube forming equipment according to claim 6, Features: The spring (902) is in a spiral shape, and the spring (902) and the fixing block (901) form an elastic connection.

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