Handheld sealing device

Abstract

The utility model discloses a handheld sealing device, which belongs to the field of sealing and comprises a trapezoidal sealing shell, a sealing cover plate corresponding to the trapezoidal sealing shell is arranged above the trapezoidal sealing shell, and an adjustable heating sealing device is arranged in the trapezoidal sealing shell. And the trapezoidal top surface of the trapezoidal sealing shell is provided with a heating wire for supplying energy for heating through an adjustable heating sealing device. Compared with the prior art, the device has the advantages that the sealing washers are arranged at the positions of the connecting structures, so that the device can be effectively waterproof, the heating wire is placed in the detachable trapezoidal block, the electrifying groove is in contact with the heating wire through the body for connection, and the heating wire can be prevented from being damaged when the heating wire is replaced. And the sealing gasket is arranged between the detachable trapezoidal block and the trapezoidal block clamping groove, so that the phenomenon of short circuit of the heating wire in the operation process is avoided, and the service life of the heating wire is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of sealing, in particular to a handheld sealing device. Background Art

[0002] In various production and packaging fields, large-scale machinery and equipment are required to seal items in batches in packaging bags according to demand. However, during the sealing process, there are often some packages that fail to be sealed due to accidents. In this case, the staff is required to use a handheld sealing device to seal them individually, and then place the sealed finished products in the finished product placement area so that they can be sent to the next process along the assembly line.

[0003] Existing handheld sealing devices generally adjust the temperature of the heating wire through an adjustable heating sealing device. After the temperature reaches the target value, the unsealed packaging bag is placed in the gap between the trapezoidal sealing shell and the sealing cover plate, the trapezoidal sealing shell and the sealing cover plate are closed, and after continuous heating for a period of time, the sealing device is released and the sealed packaging bag is removed.

[0004] Although this handheld sealing device can seal packaging bags, for some aquatic product packaging, water ingress often causes equipment failure and the heating wire is burned out. In addition, the heating wire and the trapezoidal sealing shell are an integrated structure, making it difficult to disassemble the sealing device for maintenance. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the existing handheld sealing device is not waterproof and the heating wire is difficult to disassemble.

[0006] In order to solve the above technical problems, the technical solution provided by the utility model is: a handheld sealing device, comprising a trapezoidal sealing shell, a sealing cover plate corresponding to the trapezoidal sealing shell is provided above the trapezoidal sealing shell, an adjustable heating sealing device is provided inside the trapezoidal sealing shell, a heating wire powered by the adjustable heating sealing device is provided on the trapezoidal top surface of the trapezoidal sealing shell, a detachable trapezoidal block is provided on the bottom surface of the heating wire, a trapezoidal block slot for fixing the detachable trapezoidal block is provided inside the trapezoidal sealing shell, the heating wire passes through the detachable trapezoidal block, and the adjustable heating sealing device and the detachable trapezoidal block are both connected to the trapezoidal sealing shell through a sealing gasket.

[0007] As an improvement, a high-temperature isolation rubber strip is provided above the heating wire, and a thermal insulator corresponding to the high-temperature isolation rubber strip is provided inside the sealing cover plate. The high-temperature isolation rubber strip and the detachable trapezoidal block as well as the sealing cover plate and the thermal insulator are all connected by high-temperature resistant glue.

[0008] As an improvement, a return spring is provided between the trapezoidal sealing shell and the sealing cover plate, the return spring passes through the trapezoidal sealing shell, and the trapezoidal sealing shell and the sealing cover plate are connected by a pin structure.

[0009] As an improvement, a U-shaped buckle for closing the trapezoidal sealing shell and the sealing cover plate is provided on one side of the trapezoidal sealing shell, the pin connection ends of the trapezoidal sealing shell and the sealing cover plate are opposite to the U-shaped buckle, and the U-shaped buckle is connected to the trapezoidal sealing shell through a pin structure.

[0010] As an improvement, the adjustable heating sealing device includes a temperature adjustment switch located on one side of the trapezoidal sealing shell, a temperature adjustment device driven by the temperature adjustment switch, a detachable driving battery for power supply, and a power-on slot connected to the heating wire. The bottom end of the trapezoidal sealing shell is an open end, and the bottom open end of the trapezoidal sealing shell is provided with a corresponding closing cover. A battery shell for storing the detachable driving battery is provided inside the closing cover. A battery cover corresponding to the battery shell is provided at the open end of the battery shell. A battery connecting device connected to the power-on end of the detachable driving battery is provided on one side of the battery shell. A corresponding waterproof sealing shell is provided on the outside of the temperature adjustment switch. The waterproof sealing shell is connected to the trapezoidal sealing shell by sealant, and the power-on slot passes through the bottom surface of the trapezoidal block slot.

[0011] As an improvement, the battery connecting device, temperature adjustment switch, temperature regulating device and power-on slot are all connected in sequence through wires, the power-on slot is connected to the heating wire through body contact, the bottom open end of the trapezoidal sealing shell and the closing cover, as well as the closing cover and the battery shell are connected through an oblique pin structure, and sealing gaskets are provided between the bottom open end of the trapezoidal sealing shell and the closing cover, as well as between the closing cover and the battery shell.

[0012] The advantages of the utility model compared with the prior art are: the device is provided with a sealing gasket at the connection structure position to ensure that the device can be effectively waterproof, the heating wire is placed in the detachable trapezoidal block, and is connected to the heating wire through the power-on groove and the body contact, which can avoid the situation that the heating wire is difficult to remove when replacing the heating wire, and a sealing gasket is provided between the detachable trapezoidal block and the trapezoidal block slot, which ensures that the heating wire will not short-circuit during operation, thereby extending the service life of the heating wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a general structural diagram of a handheld sealing device.

[0014] Figure 2 It is an exploded view of a detachable trapezoidal block of a handheld sealing device of the utility model.

[0015] Figure 3 It is a cross-sectional view of a detachable trapezoidal block of a handheld sealing device of the utility model.

[0016] Figure 4It is an exploded view of an adjustable heating sealing device of a handheld sealing device of the utility model.

[0017] Figure 5 It is an exploded view of a closing cover of a handheld sealing device of the utility model.

[0018] As shown in the figure: 1. Trapezoidal sealing shell; 11. Closing cover; 12. Battery shell; 13. Battery cover; 2. Sealing cover plate; 3. Adjustable heating sealing device; 31. Temperature adjustment switch; 311. Waterproof sealing shell; 32. Temperature regulating device; 33. Removable driving battery; 34. Power-on slot; 35. Battery connecting device; 4. Heating wire; 41. High-temperature isolation rubber strip; 42. Thermal insulator; 5. Removable trapezoidal block; 51. Trapezoidal block slot; 6. Sealing gasket; 7. Return spring; 8. U-shaped buckle. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] As the instruction manual Figure 1 , 2 , 3, comprising a trapezoidal sealing shell 1, a sealing cover plate 2 corresponding to the trapezoidal sealing shell 1 is provided above the trapezoidal sealing shell 1, an adjustable heating sealing device 3 is provided inside the trapezoidal sealing shell 1, a heating wire 4 powered by the adjustable heating sealing device 3 is provided on the trapezoidal top surface of the trapezoidal sealing shell 1, a detachable trapezoidal block 5 is provided on the bottom surface of the heating wire 4, a trapezoidal block slot 51 for fixing the detachable trapezoidal block 5 is provided inside the trapezoidal sealing shell 1, the heating wire 4 passes through the detachable trapezoidal block 5, the adjustable heating sealing device 3 and the detachable trapezoidal block 5 are both connected to the trapezoidal sealing shell 1 through a sealing gasket 6, a high-temperature insulating rubber strip 41 is provided above the heating wire 4, a thermal insulator 42 corresponding to the high-temperature insulating rubber strip 41 is provided inside the sealing cover plate 2, the high temperature The isolation glue strip 41 is connected to the detachable trapezoidal block 5 and the sealing cover plate 2 is connected to the thermal insulator 42 by high-temperature resistant glue. A return spring 7 is provided between the trapezoidal sealing shell 1 and the sealing cover plate 2. The return spring 7 passes through the trapezoidal sealing shell 1. The trapezoidal sealing shell 1 and the sealing cover plate 2 are connected by a pin structure. A U-shaped buckle 8 for closing the trapezoidal sealing shell 1 and the sealing cover plate 2 is provided on one side of the trapezoidal sealing shell 1. The pin connection ends of the trapezoidal sealing shell 1 and the sealing cover plate 2 are opposite to the U-shaped buckle 8. The U-shaped buckle 8 is connected to the trapezoidal sealing shell 1 by a pin structure. The pressure between the trapezoidal sealing shell 1 and the sealing cover plate 2 is manually controlled by hand-holding to close or open the trapezoidal sealing shell 1 and the sealing cover plate 2 to avoid incomplete closure. The U-shaped buckle 8 ensures that the high-temperature isolation glue strip 41 will not get dirty during idle time.

[0021] As the instruction manual Figure 1 ,4 As shown in Figures 5 and 6, the adjustable heating sealing device 3 includes a temperature adjustment switch 31 located on one side of the trapezoidal sealing shell 1, a temperature adjustment device 32 driven by the temperature adjustment switch 31, a detachable driving battery 33 for energy supply, and a power-on slot 34 connected to the heating wire 4. The bottom end of the trapezoidal sealing shell 1 is an open end, and a corresponding closing cover 11 is provided at the bottom open end of the trapezoidal sealing shell 1. A battery shell 12 for storing the detachable driving battery 33 is provided inside the closing cover 11. A battery cover 13 corresponding to the battery shell 12 is provided at the open end of the battery shell 12. A battery connecting device 35 connected to the power-on end of the detachable driving battery 33 is provided on one side of the battery shell 12. The outer side of the temperature adjustment switch 31 is provided with a There is a corresponding waterproof sealing shell 311, which is connected to the trapezoidal sealing shell 1 through a sealant, and the power-on slot 34 passes through the bottom surface of the trapezoidal block slot 51. The battery connecting device 35, the temperature adjustment switch 31, the temperature adjustment device 32 and the power-on slot 34 are all connected in sequence through wires, and the power-on slot 34 is connected to the heating wire 4 through body contact. The bottom open end of the trapezoidal sealing shell 1 and the closing cover 11, as well as the closing cover 11 and the battery shell 12 are connected through an oblique pin structure. A sealing gasket 6 is provided between the bottom open end of the trapezoidal sealing shell 1 and the closing cover 11, as well as the closing cover 11 and the battery shell 12. The temperature adjustment switch 31 is used to start the temperature adjustment device 32 to heat the heating wire 4.

[0022] During the specific implementation of the utility model, the pin hole of the sealing cover plate 2 is aligned with the pin hole of the trapezoidal sealing shell 1, and a pin is inserted to fix it. The battery connecting device 35, the temperature adjustment switch 31, the temperature adjustment device 32 and the power-on slot 34 are connected in sequence using a wire. The power-on slot 34 is inserted into the through hole on the bottom surface of the trapezoidal block slot 51, and the temperature adjustment switch 31 is inserted into the switch hole on the side wall of the trapezoidal sealing shell 1; the inclined pin of the closing cover 11 is inserted into the slot at the open end of the bottom surface of the trapezoidal sealing shell 1, and a detachable driving battery 33 is installed in the battery shell 12 inside the closing cover 11, and the sealing gasket 6 is inserted above the detachable driving battery 33. The battery cover 13 is inserted into the slot of the closing cover 11, and the battery cover 13 is inserted into the slot of the closing cover 11. It is covered on the sealing gasket 6, and the waterproof sealing shell 311 is sleeved on the outer wall of the temperature adjustment switch 31. The waterproof sealing shell 311 is glued to the side wall of the trapezoidal sealing shell 1 with glue; the two ends of the heating wire 4 are passed through the through holes inside the detachable trapezoidal block 5, and the top of the heating wire 4 is covered with a high-temperature isolation glue strip 41. The high-temperature isolation glue strip 41 is glued to the top of the detachable trapezoidal block 5 with high-temperature resistant glue, and the thermal insulator 42 is glued to the trapezoidal bottom surface of the sealing cover plate with glue; the connecting columns at both ends of the U-shaped buckle 8 are inserted into the connecting holes on the side wall of the trapezoidal sealing shell 1, and the transverse end of the U-shaped buckle 8 is stuck on the outer wall of the sealing cover plate 2; the return spring 7 is placed in the spring hole in the trapezoidal sealing shell 1.

[0023] When in use, rotate the U-shaped buckle 8 to loosen the sealing cover 2, and the sealing cover 2 pops open under the action of the return spring 7. The temperature adjustment device 32 is started through the temperature adjustment switch 31 to heat the heating wire 4. When the temperature reaches the target value, put the unsealed packaging bag into the gap between the high-temperature isolation glue strip 41 and the thermal insulator 42, close the trapezoidal sealing shell 1 and the sealing cover 2, and release them after a period of time. The sealing cover 2 pops open again under the action of the return spring 7, remove the packaging bag and put it into the finished product area for standby use; after the work is completed, turn off the temperature adjustment switch 31, wait for the temperature of the high-temperature isolation glue strip 41 to drop to room temperature, close the trapezoidal sealing shell 1 and the sealing cover 2, rotate the U-shaped buckle 8, and buckle the U-shaped buckle 8 back to the outer wall of the sealing cover 2.

[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A handheld sealing device, comprising a trapezoidal sealing shell (1), a sealing cover plate (2) corresponding to the trapezoidal sealing shell (1) being arranged above the trapezoidal sealing shell (1), an adjustable heating sealing device (3) being arranged inside the trapezoidal sealing shell (1), a heating wire (4) being heated by the adjustable heating sealing device (3) being arranged on the trapezoidal top surface of the trapezoidal sealing shell (1), characterized in that: The bottom surface of the heating wire (4) is provided with a detachable trapezoidal block (5), the interior of the trapezoidal sealing shell (1) is provided with a trapezoidal block slot (51) for fixing the detachable trapezoidal block (5), the heating wire (4) passes through the detachable trapezoidal block (5), and the adjustable heating sealing device (3) and the detachable trapezoidal block (5) are both connected to the trapezoidal sealing shell (1) via a sealing gasket (6).

2. A handheld sealing device according to claim 1, characterized in that: A high-temperature insulating rubber strip (41) is provided above the heating wire (4), a thermal insulator (42) corresponding to the high-temperature insulating rubber strip (41) is provided inside the sealing cover plate (2), and the high-temperature insulating rubber strip (41) and the detachable trapezoidal block (5) as well as the sealing cover plate (2) and the thermal insulator (42) are all connected by high-temperature resistant glue.

3. A handheld sealing device according to claim 1, characterized in that: A return spring (7) is provided between the trapezoidal sealing shell (1) and the sealing cover plate (2); the return spring (7) passes through the trapezoidal sealing shell (1); and the trapezoidal sealing shell (1) and the sealing cover plate (2) are connected via a pin structure.

4. A handheld sealing device according to claim 3, characterized in that: A U-shaped buckle (8) for closing the trapezoidal sealing shell (1) and the sealing cover plate (2) is provided on one side of the trapezoidal sealing shell (1); the pin connection ends of the trapezoidal sealing shell (1) and the sealing cover plate (2) and the U-shaped buckle (8) are opposite to each other; and the U-shaped buckle (8) is connected to the trapezoidal sealing shell (1) via a pin structure.

5. A handheld sealing device according to claim 1, characterized in that: The adjustable heating sealing device (3) comprises a temperature adjustment switch (31) located on one side of the trapezoidal sealing shell (1), a temperature adjustment device (32) driven by the temperature adjustment switch (31), a detachable driving battery (33) for supplying energy, and a power supply slot (34) connected to the heating wire (4); the bottom end of the trapezoidal sealing shell (1) is an open end, and the bottom open end of the trapezoidal sealing shell (1) is provided with a corresponding closing cover (11), and the inside of the closing cover (11) is provided with a storage for the detachable driving battery (33). 3), the open end of the battery shell (12) is provided with a battery cover (13) corresponding to the battery shell (12), one side of the battery shell (12) is provided with a battery connection device (35) connected to the power-on end of a detachable driving battery (33), the outer side of the temperature adjustment switch (31) is provided with a corresponding waterproof sealing shell (311), the waterproof sealing shell (311) is connected to the trapezoidal sealing shell (1) by means of a sealant, and the power-on slot (34) passes through the bottom surface of the trapezoidal block slot (51).

6. A handheld sealing device according to claim 5, characterized in that: The battery connection device (35), the temperature adjustment switch (31), the temperature adjustment device (32) and the power supply slot (34) are all connected in sequence through wires, the power supply slot (34) is connected to the heating wire (4) through body contact, the bottom open end of the trapezoidal sealing shell (1) and the closing cover (11) as well as the closing cover (11) and the battery shell (12) are all connected through an oblique pin structure, and a sealing gasket (6) is provided between the bottom open end of the trapezoidal sealing shell (1) and the closing cover (11) as well as between the closing cover (11) and the battery shell (12).

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