CN108576979B

CN108576979B - Special protective glove for electric power overhaul

Info

Publication number: CN108576979B
Application number: CN201810699366.0A
Authority: CN
Inventors: 郭涛; 杨秋月; 王紫阳; 杨嘉梁; 崔浩; 张珂
Original assignee: Nanzhao Power Supply Co Of State Grid Henan Electric Power Co
Current assignee: Nanzhao Power Supply Co Of State Grid Henan Electric Power Co
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2023-10-31
Anticipated expiration: 2038-06-29
Also published as: CN108576979A

Abstract

The utility model provides a pair of special protective gloves for electric power overhaul, which belongs to the technical field of electric power overhaul tools and comprises an insulating palm sleeve and an insulating arm cylinder, wherein the palm sleeve comprises a finger part and a palm part, the inside of the palm sleeve is detachably connected with a lining, a plurality of openings are formed in the finger part, one side of each opening is provided with an insulating buckle strip, the other side of each opening is provided with a fastening tape, the palm sleeve is detachably connected with the arm cylinder, an elastic belt is arranged at the position, corresponding to a wrist, of the palm sleeve, and a tightening part is arranged at the end part of the arm cylinder. The utility model is safe and insulating, can mount and dismount the lining according to the change of the environment, meets the requirements of different working environments, and is convenient for wearing fingers with different thicknesses because the finger parts are provided with the insulating fastening strips and the fastening tapes which are matched with each other, thereby solving the difficult problems that the lining is dismounted, the finger parts are too loose and the operation is inconvenient.

Description

Special protective glove for electric power overhaul

Technical Field

The utility model relates to the technical field of electric power overhaul tools, in particular to a special protective glove for electric power overhaul.

Background

The glove is one of safety tools and important protective equipment commonly used in electric power operation maintenance and overhaul tests, and with the development of the electric power industry and the popularization of live working technology, stricter requirements are put on the safety performance of the insulating glove. At present, the protective glove commonly used in the market can play an insulating effect, but only has one layer, has poor warm-keeping effect and is very inconvenient to operate in cold weather. Moreover, the common protective glove is made of rubber products, the width of the finger stall is fixed, and different requirements of the finger thickness of operators cannot be met. The length of the hands of operators is different, the operators have long and thin hands and have thick and thin hands, the operators are inconvenient to wear, if the finger stall is loose, the operators can easily clamp the finger stall during operation, the operation is inconvenient, and potential safety hazards exist.

The patent with the bulletin number of CN205233551U discloses a protective glove, including five-finger waterproof outer layer, five-finger waterproof outer layer includes outer finger portion, outer palm portion and outer glove opening, and outer finger portion and outer glove opening are all fixed with outer palm portion, and its characteristics are: the protective glove further comprises a five-finger thermal liner and a connecting piece, wherein the five-finger thermal liner comprises a liner finger part, a liner palm part and a liner glove opening, the liner finger part and the liner palm opening are both fixed with the liner palm part, the five-finger thermal liner is sleeved in the five-finger waterproof outer layer, the liner finger part is matched with the outer layer finger part, the liner glove opening is matched with the outer layer glove opening, and the liner glove opening is detachably connected with the outer layer glove opening through the connecting piece. The protective glove can be used for disassembling and assembling the thermal liner according to different external temperature conditions, is beneficial to saving resources and improves the utilization rate of the resources. However, the waterproof outer layer is adopted in the glove, insulation cannot be achieved, the heat insulation performance of the lining is poor, the outer finger portions of the glove are large, and after the lining is removed, the finger portions are too loose, so that the glove is inconvenient to operate when worn.

The patent document with the publication number of CN107568824A discloses an insulating glove convenient to detach, which comprises an insulating glove body, wherein the insulating glove body comprises an arm cylinder and a palm sleeve, a plastic zipper is arranged at the palm center of the palm sleeve, the central axis of the zipper is mutually perpendicular to the central axis of the arm cylinder, the length of the zipper is 3/7 of the circumferential length of the palm sleeve on the central axis of the zipper, a plurality of air through nozzles are further arranged on the arm cylinder, each air through nozzle is communicated with the inner cavity of the arm cylinder, and the central axis of the air through nozzle forms an included angle of 45-60 degrees with the central axis of the arm cylinder. The glove achieves the purposes of convenient taking-off and wearing and convenient carrying. However, the glove has no lining, poor warm-keeping effect, and the arm cylinder and the palm sleeve are fixedly connected, cannot be disassembled, and cannot adjust the width of the finger sleeve according to the thickness of the fingers of an operator, so that the glove is inconvenient to use.

Disclosure of Invention

In view of the above, the utility model provides the special protective glove for electric power overhaul, which is safe and insulating, can be used for installing and detaching the lining according to the change of the environment, meets the requirements of different working environments, is convenient for wearing the fingers with different thicknesses, and solves the problems that the lining is detached, the fingers are too loose and inconvenient to operate.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a special protective glove for electric power overhauls, includes insulating palm cover and an insulating arm section of thick bamboo, the palm cover includes finger portion and palm portion, the inside of palm cover can be dismantled and connect the lining, set up a plurality of opening on the finger portion, open-ended one side sets up insulating buckle strip, open-ended opposite side sets up the thread gluing area, the palm cover with can dismantle the connection equally between the arm section of thick bamboo, the position that corresponds the wrist on the palm cover sets up the elastic webbing, the tip of an arm section of thick bamboo sets up tightening part.

Preferably, the detachable connection is a zipper connection or a buckle connection.

Preferably, the liner matches the shape of the palm cover, and the size of the liner is smaller than the size of the palm cover.

Preferably, the tightening part comprises a plurality of perforations arranged at the end part of the arm cylinder and an insulating rope sequentially penetrating through the perforations, and two ends of the insulating rope are connected through contraction buckles.

Preferably, a zipper is arranged at the opening.

Preferably, the palm center part of the palm part is provided with anti-skid patterns.

Preferably, the lining is prepared from the following raw materials in parts by weight: 40-50 parts of polyethylene terephthalate, 10-15 parts of polypropylene, 12-18 parts of polyethylene, 30-38 parts of 1, 3-propanediol, 6-10 parts of bagasse, 3-8 parts of calcium stearate, 3-8 parts of polyvinylpyrrolidone, 2-5 parts of caprolactam, 20-30 parts of water and 15-22 parts of glass fibers.

The beneficial effects of the utility model are as follows: the electric power overhaul device comprises the palm sleeve and the arm cylinder, wherein the palm sleeve and the arm cylinder are made of insulating materials and are insulated, so that the safety of electric power overhaul is ensured. The palm cover comprises a finger part and a palm part, the inside of the palm cover is detachably connected with the lining, the lining is made of a thermal insulation material, the lining is connected when the weather is cold, and the lining is taken down when the weather is hot, so that the palm cover is convenient to use. The shape of the lining is matched with that of the palm sleeve, the size of the lining is smaller than that of the palm sleeve, and the lining can be placed in the palm sleeve. The finger part is provided with a plurality of openings, one side of each opening is provided with an insulating buckle strip, the other side of each opening is provided with a fastening tape, and the insulating buckle strips are matched with the fastening tapes to completely seal the openings. The thickness of each operator's finger is different, and the width of the finger portion is bigger than the width of the belt lining when wearing protective gloves without the lining, can select suitable elasticity according to the thickness of operator's finger and the width of the finger portion, bond insulating buckle strip and thread gluing area, prevent that the finger position from being too loose, bring inconvenience during operation. When the weather is hot, the operator does not want to take down and put on the protective glove repeatedly, the opening can be opened, and the protective glove is breathable.

The palm sleeve and the arm cylinder are detachably connected, an elastic band is arranged at the position, corresponding to the wrist, of the palm sleeve, and a tightening part is arranged at the end part of the arm cylinder. The operator can choose to connect the arm cylinder or not to connect the arm cylinder according to the requirement. The detachable connection is a zipper connection or a buckle connection.

The tightening part comprises a plurality of perforations arranged at the end part of the arm cylinder and an insulating rope penetrating through the perforations in sequence, two ends of the insulating rope are connected through a shrink buckle, the insulating rope can be properly wound and unwound according to the thickness of the arm part of an operator, the arm cylinder is fixed, and the arm cylinder is prevented from falling down when the hand part is operated downwards.

The zipper is arranged at the opening, so that the opening can be closed according to the requirement, and the thermal insulation in cold weather is facilitated. The palm center of the palm part is provided with anti-slip patterns, so that friction is increased, and the safety is improved.

The lining is made of thermal insulation material, the polyethylene terephthalate surface is smooth, the contact skin hand feeling is good, and the creep resistance, fatigue resistance, friction resistance and dimensional stability are all good. Polypropylene, polyethylene and polyethylene terephthalate are mixed to prepare the fiber, and the fiber has better tensile property. 1, 3-propanediol is an organic synthetic agent, bagasse is a renewable agricultural waste resource, and the elasticity and the softness of the material are improved. Calcium stearate is used as a toughening agent, polyvinylpyrrolidone is used as a surfactant, and the binding and dissolving effects are achieved. Caprolactam is used for synthetic fibers, and glass fibers have good insulating property, heat resistance, corrosion resistance and good heat preservation effect.

According to the utility model, the thermal insulation lining is arranged, so that the thermal insulation lining can be installed and detached according to the change of the environment, the requirements of different working environments are met, and the matched insulation buckling strips and the fastening tapes are arranged on the finger parts, so that the wearing of fingers with different thicknesses is convenient, the problem that the lining is detached, the finger parts are too loose, inconvenience is brought to the operation, and the potential safety hazard is reduced. The lining used in the utility model is made of special thermal insulation materials, has good thermal insulation effect, is wear-resistant and is comfortable to contact with skin. The protective glove is convenient to wear and take, meets the use requirements of fingers with different thicknesses, is convenient and flexible to use, and can be widely applied to electrified overhaul of an electric power system.

Drawings

The present utility model will be described in further detail with reference to the accompanying drawings.

FIG. 1 is a schematic view of the structure of the liner and palm cover of example 1 of the present utility model.

Fig. 2 is a schematic structural view of a protective glove according to embodiment 1 of the present utility model.

Fig. 3 is a schematic structural view of the palm cover of embodiment 2 of the present utility model.

FIG. 4 is a schematic view showing the structure of the liner and palm cover according to example 2 of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

Example 1

Referring to fig. 1 and 2, this embodiment provides a special protective glove for electric power overhaul, including insulating palm cover and an insulating arm section of thick bamboo 8, the palm cover includes finger portion 6 and palm portion 2, the inside of palm cover can be dismantled and connect lining 1, set up a plurality of opening 4 on the finger portion 6, one side of opening 4 sets up insulating cramp 3, the opposite side of opening 4 sets up the thread gluing area 5, the palm cover with can dismantle the connection equally between the arm section of thick bamboo 8, the position that corresponds the wrist on the palm cover sets up elastic cord 7, the tip of arm section of thick bamboo 8 sets up the portion of tightening up. The detachable connection is a zipper connection.

The liner 1 is matched with the shape of the palm sleeve, and the size of the liner is smaller than that of the palm sleeve and can be placed in the palm sleeve.

The tightening part comprises a plurality of perforations 9 arranged at the end part of the arm cylinder 8 and an insulating rope 10 which sequentially penetrates through the perforations 9, and two ends of the insulating rope 10 are connected through a shrink buckle 11.

The number of the openings 4 in this embodiment is 5, that is, one opening 4 is arranged on each finger stall of the glove, 1 to 4 openings can be also arranged according to the needs, one side of each opening 4 is provided with an insulating fastening strip 3, the other side of each opening is provided with a fastening strip 5, and the insulating fastening strips 3 are matched with the fastening strips 5 to seal the openings completely. In this example, the finger sleeves of the index finger, the middle finger and the ring finger have an opening length of 3cm, and the finger sleeves of the thumb and the little finger have an opening length of 1.5cm.

The thickness of each operator's finger is different, and the width of the finger portion is bigger than the width of the belt lining when wearing protective gloves without the lining, can select suitable elasticity according to the thickness of operator's finger and the width of the finger portion, bond insulating buckle strip and thread gluing area, prevent that the finger position from being too loose, bring inconvenience during operation. When the weather is hot, the operator does not want to take down and put on the protective glove repeatedly, the opening can be opened, and the protective glove is breathable.

The palm cover is connected for the zip fastener equally between the arm section of thick bamboo, and the position that corresponds the wrist on the palm cover sets up the elastic cord, and the tip of arm section of thick bamboo sets up the portion of tightening up, and the portion of tightening up includes perforation and insulating rope, and the both ends of insulating rope are detained through the shrink and are connected, and the both ends of insulating rope set up insulating pearl, prevent that insulating rope from droing in the shrink knot. The operator can choose to connect the arm cylinder or not to connect the arm cylinder according to the requirement.

Example 2

The embodiment provides a special protective glove for electric power overhaul, which is an improvement on the basis of the embodiment 1: in the embodiment, the detachable connection is a buckle connection, and the opening is provided with a zipper. Referring to fig. 3, the palm portion of the palm is provided with anti-skid patterns 12. Referring to fig. 4, a first soft magnet 13 is provided in each finger glove of the finger part, and a second soft magnet 14 having a polarity opposite to that of the first soft magnet is provided outside the corresponding finger glove of the liner 1.

The zipper is arranged at the opening, so that the opening can be closed according to the requirement, and the thermal insulation in cold weather is facilitated. The palm center of the palm portion is provided with the anti-skid patterns 12, friction is increased, safety is improved, and the anti-skid patterns 12 can be vertical patterns, transverse patterns or wavy patterns, and in the embodiment, the anti-skid patterns are transverse patterns. In this embodiment, the first soft magnet 13 and the second soft magnet 14 are disposed on one side of the finger glove, but may be disposed on the end of the finger glove. The positions of the first soft magnet 13 and the second soft magnet 14 correspond to each other, and after the liner 1 is placed on the palm portion, the first soft magnet and the second soft magnet attract each other to connect the liner and the palm portion together, so that the liner and the palm portion are prevented from being separated when the liner is used, and inconvenience is caused.

Example 3

The embodiment provides a lining which is prepared from the following raw materials in parts by weight: 40 parts of polyethylene terephthalate, 10 parts of polypropylene, 12 parts of polyethylene, 30 parts of 1, 3-propanediol, 6 parts of bagasse, 3 parts of calcium stearate, 3 parts of polyvinylpyrrolidone, 2 parts of caprolactam, 20 parts of water and 15 parts of glass fibers.

Example 4

The embodiment provides a lining which is prepared from the following raw materials in parts by weight: 43 parts of polyethylene terephthalate, 12 parts of polypropylene, 14 parts of polyethylene, 33 parts of 1, 3-propanediol, 7 parts of bagasse, 4 parts of calcium stearate, 4 parts of polyvinylpyrrolidone, 3 parts of caprolactam, 23 parts of water and 16 parts of glass fibers.

Example 5

The embodiment provides a lining which is prepared from the following raw materials in parts by weight: 46 parts of polyethylene terephthalate, 13 parts of polypropylene, 16 parts of polyethylene, 35 parts of 1, 3-propanediol, 8 parts of bagasse, 6 parts of calcium stearate, 6 parts of polyvinylpyrrolidone, 4 parts of caprolactam, 25 parts of water and 18 parts of glass fibers.

Example 6

The embodiment provides a lining which is prepared from the following raw materials in parts by weight: 48 parts of polyethylene terephthalate, 14 parts of polypropylene, 17 parts of polyethylene, 36 parts of 1, 3-propanediol, 9 parts of bagasse, 7 parts of calcium stearate, 7 parts of polyvinylpyrrolidone, 4 parts of caprolactam, 28 parts of water and 20 parts of glass fibers.

Example 7

The embodiment provides a lining which is prepared from the following raw materials in parts by weight: 50 parts of polyethylene terephthalate, 15 parts of polypropylene, 18 parts of polyethylene, 38 parts of 1, 3-propanediol, 10 parts of bagasse, 8 parts of calcium stearate, 8 parts of polyvinylpyrrolidone, 5 parts of caprolactam, 30 parts of water and 22 parts of glass fibers.

Example 8

This embodiment provides a method of preparing the liner comprising the steps of:

s1: placing polyethylene terephthalate, polypropylene, polyethylene, 1, 3-propanediol and water into a reaction kettle, mixing and stirring, introducing nitrogen, keeping the pressure at 0.5MPa, stirring for 4 hours at the rotating speed of 500r/min and the temperature of 130 ℃;

s2: when the temperature in the reaction kettle in the step S1 is reduced to 80 ℃, bagasse, calcium stearate, polyvinylpyrrolidone and caprolactam are added, the pressure is kept unchanged, the rotating speed is regulated to 800r/min, and the mixture is obtained after stirring for 30 min;

s3: cooling the mixed material obtained in the step S2 to room temperature, placing the cooled mixed material into a melt spinning machine for spinning, wherein the temperature of a screw is 250-260 ℃, the speed of a winding roller is 900m/min to obtain nascent fibers, and then stretching, shaping, drying, wherein the shaping temperature is 130 ℃, the time is 10min, the drying temperature is 120 ℃, and the time is 15min to obtain composite fibers;

s4: and (3) opening the composite fiber obtained in the step (S3), mixing with glass fiber, carding to form a net, cross-lapping, hot air bonding and reinforcing, shaping, and winding to obtain the lining.

The liners of examples 3-7 were prepared using the preparation method of example 8.

Comparative example 1

This comparative example provides a liner similar to example 3, but unlike example 3, no bagasse was contained in this comparative example.

Comparative example 2

This comparative example provides a liner similar to example 3, but unlike example 3, this comparative example does not contain polyvinylpyrrolidone.

Comparative example 3

This comparative example provides a liner similar to example 3, but unlike example 3, this comparative example does not contain calcium stearate.

Comparative example 4

This comparative example provides a liner that is identical to example 3, but unlike example 3, does not contain glass fibers.

Detection method

1. Thermal insulation performance

With reference to standard GB/T11048, "method for testing thermal insulation Property of textiles", in a constant temperature and humidity laboratory, the thermal insulation property of a sample was tested using an ASTM thermal insulation tester at a temperature of (20.2) ℃and a humidity of (65+2%). Cutting a sample into squares with the area of 30cm multiplied by 30cm, calibrating an instrument, setting the temperatures of a test board, a protection board and a bottom board to be 36 ℃, preheating for 30-60 min, starting a blank experiment after the temperatures of the test board, the protection board and the bottom board reach set values, covering the sample on the test board after the blank experiment is finished, ensuring the sample to be smooth, measuring the heating time required by the test board to keep constant temperature within a certain time, calculating the Crohn value of the sample, testing three samples, and averaging.

2. Compression recovery performance

Referring to the general post-service production management standard JSB9.3-92 [ determination of the unit area mass, the compression elastic rate and the fluffiness of the flocculus ], the area of a sample is 10cm multiplied by 10cm, and the light pressure condition is: placing 100g of pressing plate on the sample, wherein the pressing pressure is 0.1kpa; the weight conditions were: a weight having a mass of 1250g was placed on the platen. The testing steps are as follows: firstly, the apparent thickness h1 (mm) is measured after light pressing for 1 minute, secondly, the stable thickness h2 (mm) is measured after heavy pressing for 5 minutes, finally, the flat plate and the heavy hammer are taken down, the sample is restored for 1 minute under no load, the pressure plate is used for pressing for 1 minute, the restored thickness h3 (mm) is measured, and the calculation formula of the data related to the compression performance is as follows

The following is shown: the compression elasticity R (%) = (h 3-h 2)/(h 1-h 2) ×100%

3. Air permeability properties

With reference to the standard GB/T5453-1997 "determination of textile Fabric air permeability", a model YG461 fully automatic fabric air permeability measuring instrument was used, and the test area was selected to be 20cm ² The test pressure drop was set to 100Pa (fabric for clothing), the test mode was set to "automatic", the test specimen was clamped on a circular table, and after the data were stabilized, the air permeability was recorded. The measurement was repeated at least lO times at different positions on the same sample, and an average value was calculated.

4. Tensile Properties

Reference standard GB/T3923.1-1997 section 1 of tensile Property of textile fabrics: measurement of breaking Strength and elongation at break (measurement of breaking elongation) 5 samples with a size of 200mm×50mm were taken in the longitudinal (warp) and transverse (weft) directions of the nonwoven fabric, and the data were tested and recorded using a YG 065H-type electronic fabric tester with a gauge of 200mm and a tensile speed of 100mm/min, and averaged.

TABLE 1 results of liner testing for examples 3-7 and comparative examples 1-4

The test results of the liners of the examples and the comparative examples are shown in table 1, and it can be seen that the heat insulation performance of the examples is good, soft, more comfortable to approach the skin, compact in surface, smaller in pore diameter, capable of effectively reducing heat loss, good in heat insulation effect and good in tensile property. The comparative example 1 contains no bagasse, and the lining has the worst elasticity, which indicates that the bagasse can effectively improve the elasticity and softness of the material; comparative example 2 does not contain polyvinylpyrrolidone and the overall properties of the liner are significantly reduced. Comparative example 3 does not contain calcium stearate, the tensile property of the liner is obviously reduced, the elongation at break is worst, and the calcium stearate can improve the toughness and the mechanical strength of the material. Comparative example 4 does not contain glass fiber, and the thermal insulation performance and breaking strength of the liner are the worst, which means that the glass fiber can improve the thermal insulation performance and mechanical strength of the material. The lining prepared by the utility model has good heat retention property and excellent comprehensive performance, and has good formula and process suitability and obvious effect.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. The utility model provides a special protective glove of electric power maintenance, includes insulating palm cover and insulating arm section of thick bamboo, its characterized in that: the palm sleeve comprises a finger part and a palm part, the inside of the palm sleeve is detachably connected with a lining, a plurality of openings are formed in the finger part, one side of each opening is provided with an insulating buckle strip, the other side of each opening is provided with a fastening tape, the palm sleeve is detachably connected with the arm cylinder, an elastic belt is arranged at the position, corresponding to the wrist, of the palm sleeve, and a tightening part is arranged at the end part of the arm cylinder;

a first soft magnet is arranged in each finger stall of the finger part, and a second soft magnet with the polarity opposite to that of the first soft magnet is arranged outside the finger stall corresponding to the lining;

the lining is prepared from the following raw materials in parts by weight: 40-50 parts of polyethylene terephthalate, 10-15 parts of polypropylene, 12-18 parts of polyethylene, 30-38 parts of 1, 3-propanediol, 6-10 parts of bagasse, 3-8 parts of calcium stearate, 3-8 parts of polyvinylpyrrolidone, 2-5 parts of caprolactam, 20-30 parts of water and 15-22 parts of glass fiber;

the preparation method of the lining comprises the following steps:

2. The special protective glove for electric power overhaul as claimed in claim 1, wherein: the detachable connection is a zipper connection or a buckle connection.

3. The special protective glove for electric power overhaul as claimed in claim 1, wherein: the liner is matched with the shape of the palm sleeve, and the size of the liner is smaller than that of the palm sleeve.

4. The special protective glove for electric power overhaul as claimed in claim 1, wherein: the tightening part comprises a plurality of perforations arranged at the end part of the arm cylinder and an insulating rope sequentially penetrating through the perforations, and two ends of the insulating rope are connected through contraction buckles.

5. The special protective glove for electric power overhaul as claimed in claim 1, wherein: the opening is provided with a zipper.

6. The special protective glove for electric power overhaul as claimed in claim 1, wherein: the palm center part of the palm part is provided with anti-skid patterns.