CN111924161A - A kind of hand-held heat sealing pliers and isolation wrapping method - Google Patents

Abstract

The invention provides a hand-held heat-sealing pliers, comprising a pliers body, a coiling mechanism, a clamping mechanism, a cutting mechanism and a heat-sealing mechanism. The material mechanism includes a coil frame, a coil channel, and an isolation coil; the clamping mechanism is provided with a jaw; the cutting mechanism includes a cutter, which is arranged on the upper clamp block and is linked with the clamp handle end. When the shank end, the cutter extends, and when the shank end of the clamp is released, the cutter retracts. The hand-held heat sealing pliers and the isolation wrapping method provided by the invention do not require personnel to contact the isolation coil during use, improve the strictness of aseptic isolation, overcome the inconvenience of operation when using aseptic tape, and the parts are sterile There is a high risk of isolation failure and defects that are not easy to remove after use.

Description

A kind of hand-held heat sealing pliers and isolation wrapping method

technical field

The invention belongs to the technical field of heat-sealing isolation wrapping devices, in particular to a hand-held heat-sealing pliers and an isolating wrapping method.

Background technique

In the day operating room, etc., equipment (bars such as handles) needs to be quickly and sterilely isolated. The existing isolation scheme is to use sterile tape. The nursing staff manually tear off the tape, wrap it and stick it on the equipment that needs to be isolated, On the part of the device, the whole process is purely manual, and the risk of aseptic isolation failure is high.

SUMMARY OF THE INVENTION

Based on the above problems, the purpose of the present invention is to provide a hand-held heat sealing pliers and an isolation wrapping method.

In order to achieve the above purpose, the technical solution adopted in the present invention is: a hand-held heat sealing pliers, including a pliers body, a coil mechanism, a clamping mechanism, a cutting mechanism, and a heat sealing mechanism, and the pliers body consists of a first pliers body and a second pliers body The X-shaped pliers body is formed by staggered articulation. The rear end of the hinge is the pliers handle end formed by the upper pliers handle at the rear end of the first pliers body and the lower pliers handle at the rear end of the second pliers body. The jaw end formed by the upper clamp block at the front end and the lower clamp block at the front end of the first clamp body, the upper clamp block and the lower clamp block are respectively provided with an upper clamp surface and a lower clamp surface that can be relatively clamped. The upper clamp block and the lower clamp block The cavity between the blocks is an isolation cavity; the coiled material mechanism includes a coiled material frame, a coiled material channel, and an isolated coiled material, wherein the coiled material frame is arranged at the upper rear end of the upper clamp block, and the coil material channel is arranged at the upper part of the upper clamp block and Extending from the coil frame to the upper front end of the upper clamp body, the isolation coil is installed in the coil frame, and the movable end of the isolation coil passes through the coil channel; the clamping mechanism is provided with a jaw; the cutting mechanism includes a cutting mechanism. The cutter is arranged on the upper clamp block and is linked with the handle end of the clamp. When the handle end of the clamp is clamped, the cutter extends out, and when the handle end of the clamp is released, the cutter retracts; the heat sealing mechanism includes a power supply, A heat-sealing switch, an indicator light, and an electric heating block are provided. The power source is arranged on the handle end of the clamp, and the electric heating block is arranged on the lower clamp surface. The electric heating block, the indicator light, and the heat-sealing switch are connected to the power source through wires.

The method for isolating and wrapping the hand-held heat sealing pliers provided by the present invention comprises the following steps:

Step 1. After the movable end of the isolation coil passes through the coil channel, it naturally sags into the jaw for clamping, and pushes the product to be clamped against the isolation coil from the front of the jaw end and pushes it into the isolation cavity. The isolation coil wraps the product;

Step 2: Clamp the handle end of the clamp, make the upper clamp surface and the lower clamp surface close, and clamp the two layers of insulating coils in the jaws and stick to the electric heating block. During the clamping process, the extended cutter will cut the isolation coil material cutting;

Step 3. Turn on the heat sealing switch, the indicator light is on, the electric heating block is energized to stick the two layers of isolation coils, and the handle is loosened to obtain the product wrapped with the isolation layer.

The hand-held heat-sealing pliers provided by the present invention are used for aseptically wrapping a strip product such as a handle with an isolation layer.

Specifically, the front end of the coil channel is provided with a parallel first ratchet roller and a second ratchet roller, and the movable end of the isolation coil passes through the coil channel from the first ratchet roller and the second ratchet roller. The gap between the rollers penetrates, and the first ratchet roller and the second ratchet roller support and clamp the movable end of the isolation coil.

Further, the first ratchet wheel rotates unidirectionally clockwise, and the second ratchet wheel rotates counterclockwise unidirectionally, so as to maintain the clamping effect and ensure that the isolation coil is sent out in one direction.

Optimized, the rear end of the clamping mechanism is rotatably connected to the front end of the lower clamp block, the clamping mechanism can be rotated from horizontal to vertical relative to the lower clamp surface, and the front end of the clamping mechanism is provided with a knife groove adapted to the cutter. During the process of pushing the strip product into the isolation cavity, the movable end of the isolation coil pulls the clamping mechanism to the vertical position, and the knife groove corresponds to the position of the cutter, so that the coil can be cut more conveniently.

Optimized, the clamping mechanism includes a rotating block, a fixed clamping block, and a movable clamping block. The fixed clamping block is fixedly installed on the rotating block, and the movable clamping block can be slidably installed on the rotating block and can be close to or away from the fixed clamping block. The gap between the block and the movable clamping block constitutes a jaw, the rear end of the rotating block is rotatably connected to the front end of the lower clamp block through the rotating shaft, and the clamping mechanism is rotated from horizontal to vertical relative to the lower clamp surface through the rotating shaft; The movable end hangs down naturally into the opening between the fixed clamp and the movable clamp. When the movable clamp is close to the fixed clamp, the isolation coil is clamped, and when the movable clamp is away from the fixed clamp, the isolation coil is released.

Further optimized, the fixed clamping block is fixed on the front end of the rotating block, a magnet is arranged in the fixed clamping block, the movable clamping block is a metal block, a clamping switch is arranged on the clamp handle, and the electromagnet and the clamping switch are connected in series with the clamp handle through a wire. On the power supply of the end, when in use, the movable end of the isolation coil naturally sags into the clamping mouth, press the clamping switch, the electromagnet will be energized to tighten the movable clamping block, so as to clamp the movable end of the isolation coil. After isolating and wrapping the shaped product, turn off the clamping switch, and release the movable clamping block after the electromagnet is powered off.

Preferably, the power supply is a battery arranged on the lower tongs handle, and the battery is arranged on the lower tongs handle, to avoid the problem of top-heavy when the upper tongs handle is in use; The power cord can be connected to an external power supply.

Optimized, the upper clamp block is provided with a slideway perpendicular to the upper clamp surface, the cutter can be slidably installed in the slideway, and the upper end of the cutter is connected with the clamp handle end through the linkage assembly arranged in the upper clamp block, and the linkage assembly drives the cutter. The knife extends when the shank end is clamped and retracts when the shank end is released.

Further optimized, a hydraulic groove is set in the upper clamp handle near the hinge, the slideway and the hydraulic groove are connected through a pipeline, the cutter can be slidably and sealedly installed in the slideway, a pressure transmission medium and a piston are arranged in the hydraulic groove, and the linkage The components are linkage rods hinged with the outside of the piston and the upper clamp handle respectively. In step 2, when the clamp handle end is clamped, the upper clamp handle rotates in the direction close to the hydraulic groove, the linkage rod pushes the piston to squeeze the pressure transmission medium, and the pressure transmission After the medium flows to the slideway through the pipeline, the cutter is pushed out from the slideway, thereby cutting the isolation coil. When the clamp handle is released, the upper clamp handle rotates away from the hydraulic groove, the linkage rod pulls the piston, and the pressure transmission medium flows back through the pipeline. The function of the hydraulic tank, the cutter retracts, and the isolation coil is to wrap the bar-shaped product to achieve aseptic isolation. A very thin film can be used, and the thickness refers to the kitchen cling film, so the cutter only needs to be clamped from the upper surface. The insulating web can be cut by sticking out a small distance.

The cutting mechanism also includes a toothed knife, and the upper clamp surface is located at the rear of the heat sealing block and is provided with a slideway that communicates with the hydraulic groove through a pipeline. The toothed knife can slide and be installed in the slideway in a sealed manner. , under the action of the pressure transmission medium, the toothed knife is pushed out to punch holes on the two layers of isolation coils. When the isolation coils need to be torn off from the product, just pinch the corners of the isolation coils and apply force. tear off.

Furthermore, a sealing strip is arranged between the cutting knife, the toothed knife and the corresponding slideway, and the sealing strip prevents the pressure transmission medium from flowing out from the gap between the cutting blade, the toothed knife and the slideway.

Preferably, the lower jaw surface is provided with a knife groove adapted to the toothed knife, which facilitates more efficient drilling.

The beneficial effects of the present invention are:

The hand-held heat sealing pliers and the isolation wrapping method provided by the invention do not require personnel to contact the isolation coil during use, thereby improving the strictness of aseptic isolation. When using sterile tape, the operation is inconvenient, the risk of aseptic isolation of components is high, and the defects are not easy to remove after use.

Description of drawings

Fig. 1 is the side view of the hand-held heat sealing pliers in the embodiment;

Fig. 2 is the enlarged view of A place in Fig. 1;

Figure 3 is a schematic diagram of the installation of the cutter

Figure 4 is a schematic diagram of a heat sealing and clamping circuit;

Figures 5 and 6 are schematic diagrams of isolation packages;

Among them, 1a is the first clamp body, 1b is the second clamp body, 1c is the isolation cavity, 2a is the coil frame, 2b coil channel, 2c isolation coil, 2d is the first ratchet wheel, 2e is the second ratchet wheel, 3a is a rotating block, 3b is a fixed clamp block, 3c is a movable clamp block, 3d is a clamping switch, 4a is a cutter, 4b is a toothed knife, 4c is a hydraulic groove, 4d is a piston, 4e is a linkage rod, 4f is a sealing strip, 5 It is the power supply, 6a is the heat switch, 6b indicator light, 6c electric heating block, 6d is the delay relay, and 7 is the product.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

Example

As shown in Figures 1 and 2, this embodiment provides a hand-held heat sealing pliers, including a pliers body, a coil mechanism, a clamping mechanism, a cutting mechanism, and a heat sealing mechanism,

The caliper body is an X-shaped caliper body formed by the interlaced hinge of the first caliper body 1a and the second caliper body 1b. The handle end of the clamp formed by the handle, the front end of the hinge is the jaw end formed by the upper clamp block at the front end of the second clamp body 1b and the lower clamp block at the front end of the first clamp body 1a. Relative to the clamped upper and lower clamp surfaces, the cavity between the upper clamp block and the lower clamp block is the isolation cavity 1c;

The coil mechanism includes a coil frame 2a, a coil channel 2b, and an isolation coil 2c, wherein the coil frame 2a is arranged at the upper rear end of the upper jaw block, and the coil channel 2b is arranged at the upper part of the upper jaw block and is separated by the coil frame 2a. Extending to the front end of the upper part of the upper clamp body, the front end of the coil channel 2b is provided with a parallel first ratchet wheel 2d and a second ratchet wheel 2e, the first ratchet wheel 2d rotates unidirectionally clockwise, and the second ratchet wheel 2d The roller 2e rotates unidirectionally counterclockwise, the isolation coil 2c is installed in the coil frame 2a, and the movable end of the isolation coil 2c passes through the coil channel 2b and is separated from the first ratchet roller 2d and the second ratchet. The gap between the rollers 2e is penetrated;

The clamping mechanism includes a rotating block 3a, a fixed clamping block 3b, a movable clamping block 3c, and a clamping switch 3d. The fixed clamping block 3b is fixed to the front end of the rotating block 3a, a magnet is arranged in the fixed clamping block 3b, and the movable clamping block 3c is slidable. The metal block installed on the rotating block 3a, the gap between the fixed clamping block 3b and the movable clamping block 3c constitutes a jaw, the rear end of the rotating block 3a is rotatably connected to the front end of the lower clamp block through the rotating shaft, and the clamping mechanism is relative to the clamping mechanism through the rotating shaft. The lower clamp surface is turned from horizontal to vertical, the clamp handle end is provided with a power source 5, and the electromagnet and the clamping switch 3d are connected in series to the power source 5 at the clamp handle end through a wire;

The cutting mechanism includes a cutting knife 4a and a toothed knife 4b. The upper clamp block is provided with two slideways perpendicular to the upper clamp surface at the front and rear of the heat sealing block, and a hydraulic groove 4c is set in the upper clamp handle near the hinge. The slideway is communicated with the hydraulic groove 4c through a pipeline, and the cutter 4a and the toothed cutter 4b are respectively slidable and sealed in the front and rear slideways. As shown in FIG. A sealing strip 4f is arranged between the channels, a pressure transmission medium and a piston 4d are arranged in the hydraulic groove 4c, and the outside of the piston 4d is linked with the upper clamp handle through a linkage rod 4e, and the two ends of the linkage rod 4e are respectively hinged with the piston 4d and the upper clamp handle;

The heat sealing mechanism includes a power supply 5, a heat sealing switch 6a, an indicator light 6b, and an electric heating block 6c. The heat-sealing switch 6a is connected to the power source 5 through a wire; as shown in FIG. 4 , in this embodiment, the heat-sealing mechanism and the clamping mechanism share a power source 5, wherein a delay relay 6d is connected in parallel on the electric heating block 6c, which is suitable for the isolation coil 2c. The material adjusts the appropriate heat sealing time.

In this embodiment, the hand-held heat-sealing pliers are used to isolate and wrap a strip-shaped product such as a handle, and the method includes the following steps:

Step 1. As shown in Figure 5, the movable end of the isolation coil 2c passes through the coil channel 2b and hangs down naturally into the clamping opening. Press the clamping switch 3d, and after the electromagnet is energized, the movable clamping block 3c is tightened, so that the The movable end of the isolation coil 2c is clamped, and the strip product 7 is pushed into the isolation cavity 1c from the front of the jaw end against the isolation coil 2c. During the pushing process, the movable end of the isolation coil 2c pulls the clamping mechanism to rotate. To the vertical, the knife groove corresponds to the position of the cutter 4a, so that it is more convenient to cut off the coil and isolate the coil 2c to wrap the product 7;

Step 2: As shown in Figure 6, clamp the end of the clamp handle so that the upper clamp surface and the lower clamp surface are close to each other, the upper clamp handle rotates in the direction close to the hydraulic groove 4c, the linkage rod 4e pushes the piston 4d to squeeze the pressure transmission medium, and the transmission After the pressure medium flows to the slideway through the pipeline, the cutter 4a and the toothed cutter 4b are pushed out from the slideway, thereby cutting the isolation coil 2c;

Step 3. Turn on the heat-sealing switch 6a, the indicator light 6b is on, the electric heating block 6c is energized to hot-melt the two layers of insulating coils 2c, and the clamping switch 3d is closed. After the electromagnet is powered off, the movable clamping block 3c is released The handle, the upper clamp handle rotates in the direction away from the hydraulic groove 4c, the linkage rod 4e pulls the piston 4d, the pressure transmission medium flows back to the hydraulic groove 4c through the pipeline, the cutter 4a and the toothed knife 4b are retracted, and the product wrapped with the isolation layer is obtained 7.

The hand-held heat sealing pliers and the isolation wrapping method provided in this embodiment do not require personnel to contact the isolation coil during use, which improves the strictness of aseptic isolation. When using sterile tape, the operation is inconvenient, the risk of aseptic isolation of components is high, and the defects are not easy to remove after use.

The above-mentioned embodiments of the present invention are merely examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. For those of ordinary skill in the art, changes and modifications in other different forms can also be made on the basis of the above description. Not all implementations can be exhaustive here. Any obvious changes or changes derived from the technical solutions of the present invention are still within the protection scope of the present invention.

Claims (10)

1. a hand-held heat-sealing pliers, is characterized in that, comprises pliers body, coiled material mechanism, clamping mechanism, cutting mechanism, heat-sealing mechanism, pliers body is by the X-shaped pliers that the first pliers body and the second pliers body are alternately hinged and formed The rear end of the hinge is the clamp handle end formed by the upper clamp handle at the rear end of the first clamp body and the lower clamp handle at the rear end of the second clamp body, and the front end of the hinge is composed of the upper clamp block at the front end of the second clamp body and the second clamp body. A jaw end formed by a lower clamp block at the front end of the clamp body, the upper clamp block and the lower clamp block are provided with an upper clamp surface and a lower clamp surface that can be respectively clamped oppositely, and the cavity between the upper clamp block and the lower clamp block is Isolation cavity; the coil mechanism includes a coil frame, a coil channel, and an isolation coil, wherein the coil frame is set at the upper rear end of the upper clamp block, and the coil channel is set at the upper part of the upper clamp block and extends from the coil frame to the upper clamp The front end of the upper part of the body, the isolation coil is installed in the coil frame, and the movable end of the isolation coil passes through the coil channel; the clamping mechanism is provided with a jaw; the cutting mechanism includes a cutter, and the cutter is arranged on the upper The clamp block is linked and connected with the clamp handle end, when the clamp handle end is clamped, the cutter extends, and when the clamp handle end is released, the cutter retracts; the heat sealing mechanism includes a power supply, heat sealing switch, indicator light, electric heating The power supply is arranged on the handle end of the clamp, the electric heating block is arranged on the lower clamp surface, and the electric heating block, the indicator light and the heat sealing switch are connected with the power supply through wires. 2 . The hand-held heat sealing pliers according to claim 1 , wherein a first ratchet wheel and a second ratchet wheel are arranged in parallel at the front end of the coil passage, and the first ratchet wheel is single clockwise. 3 . The second ratchet wheel rotates in one direction counterclockwise, and the movable end of the isolating coil passes through the coil passage and passes through the gap between the first ratchet wheel and the second ratchet wheel. 3. The hand-held heat sealing pliers according to claim 1, wherein the rear end of the clamping mechanism is rotatably connected to the front end of the lower clamp block, and the clamping mechanism can be rotated from horizontal to vertical relative to the lower clamp surface, The front end of the clamping mechanism is provided with a knife groove adapted to the cutting knife. 4. The hand-held heat sealing pliers according to claim 3, wherein the clamping mechanism comprises a rotating block, a fixed clamping block and a movable clamping block, the fixed clamping block is fixedly mounted on the rotating block, and the movable clamping block is slidable It is installed on the rotating block and can be close to or away from the fixed clamp block. The gap between the fixed clamp block and the movable clamp block constitutes a clamp. The rear end of the rotating block is rotatably connected to the front end of the lower clamp block through a rotating shaft. The clamping mechanism rotates from horizontal to vertical relative to the lower jaw surface through the rotating shaft. 5 . The hand-held heat sealing pliers according to claim 4 , wherein the fixed clamping block is fixed on the front end of the rotating block, the fixed clamping block is provided with a magnet, the movable clamping block is a metal block, and the clamp handle is provided with a clamping block. 6 . The switch, the electromagnet and the clamping switch are connected in series with the power supply at the handle end of the clamp through a wire. 6. The hand-held heat sealing pliers according to claim 1, wherein the upper pliers block is provided with a slideway perpendicular to the upper pliers surface, the cutter can be slidably installed in the slideway, and the upper end of the cutter is arranged on the upper pliers block by The linkage assembly inside is connected with the handle end of the pliers. 7 . The hand-held heat sealing pliers according to claim 6 , wherein a hydraulic groove is provided in the upper clamp handle near the hinge, the slideway and the hydraulic groove are communicated with the hydraulic groove through a pipeline, and the cutter is slidable and sealed in the slideway. 8 . , a pressure transmission medium and a piston are arranged in the hydraulic groove, and the linkage assembly is a linkage rod hinged with the outside of the piston and the upper clamp handle respectively. 8 . The hand-held heat sealing pliers according to claim 6 , wherein the cutting mechanism further comprises a toothed knife, and the upper pliers surface is located at the rear of the heat sealing block and is provided with a slideway communicating with the hydraulic groove through a pipeline, 9 . The toothed knife can be slidably installed in the slideway; the lower clamp surface is provided with a knife groove adapted to the toothed knife. 9 . The hand-held heat sealing pliers according to claim 8 , wherein a sealing strip is provided between the cutting knife, the toothed knife and the corresponding slideway. 10 . 10. A method of isolating and wrapping utilizing the hand-held heat sealing pliers described in any one of claims 1 to 9, wherein the method comprises the following steps: Step 1. After the movable end of the isolation coil passes through the coil channel, it naturally sags into the jaw for clamping, and pushes the product to be clamped against the isolation coil from the front of the jaw end and pushes it into the isolation cavity. The isolation coil wraps the product; Step 2. Clamp the handle end of the clamp, make the upper clamp surface and the lower clamp surface close, and clamp the two layers of insulating coils in the jaws and stick to the electric heating block. During the clamping process, the protruding cutter will isolate the coil material cutting; Step 3. Turn on the heat sealing switch, the indicator light is on, the electric heating block is energized to stick the two layers of isolation coils, and the handle is loosened to obtain the product wrapped with the isolation layer.

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