CN210944073U - A apparatus for producing for waterproofing membrane - Google Patents
A apparatus for producing for waterproofing membrane Download PDFInfo
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- CN210944073U CN210944073U CN201921914051.XU CN201921914051U CN210944073U CN 210944073 U CN210944073 U CN 210944073U CN 201921914051 U CN201921914051 U CN 201921914051U CN 210944073 U CN210944073 U CN 210944073U
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- base
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- waterproofing membrane
- waterproof roll
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Abstract
The utility model relates to a production device for waterproof coiled materials, which comprises a base; the rolling mechanism is used for flattening the waterproof coiled material; a conveying mechanism for conveying the waterproofing membrane toward a target position; and a rolling mechanism for rolling the waterproof roll transferred from the target position; the rolling mechanism is arranged above the base and comprises a pressing piece for flattening the waterproof coiled material and a linear driver for driving the pressing piece to be close to or far away from the surface of the waterproof coiled material, the linear driver is connected with the base, and the driving end of the linear driver is connected with the pressing piece; roll up system mechanism including can with waterproofing membrane links to each other locating lever and drive locating lever pivoted first driver, the output of first driver with the locating lever links to each other to the drive waterproofing membrane orientation the locating lever removes. Thereby solving the bulge problem existing on the surface of the waterproof coiled material in the prior art.
Description
Technical Field
The utility model relates to a waterproofing membrane produces technical field, specifically, relates to a apparatus for producing for waterproofing membrane.
Background
Waterproof coiled material, roll waterproof material made of asphalt, rubber or other organic materials, is commonly called asphalt felt or asphalt felt. It has good waterproof property and better flexibility. The waterproof roll is required to have good water resistance, stability to temperature change (no flow, no bubble, no disturbance at high temperature, no brittle fracture at low temperature), certain mechanical strength, extensibility and fracture resistance, certain flexibility and aging resistance and the like.
For packaging and paving purposes, it is often necessary to roll the roll of waterproofing material into a roll to avoid creasing of the roll. However, in the production process of the waterproof roll, partial bulges may exist on the surface of the waterproof roll, which affects the quality of the finished product, and gaps with different differences are formed between layers of the rolled cylindrical finished product, so that the subjective evaluation of consumers is affected, and the popularization of the product is not facilitated.
Aiming at the bulge problem existing on the surface of the waterproof roll material in the prior art, a more reasonable scheme is required to be provided so as to solve the current technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a apparatus for producing for waterproofing membrane to solve the bulge problem that waterproofing membrane surface exists among the prior art.
In order to achieve the purpose, the utility model provides a production device for waterproof coiled materials, which comprises a base; the rolling mechanism is used for flattening the waterproof coiled material; a conveying mechanism for conveying the waterproofing membrane toward a target position; and a rolling mechanism for rolling the waterproof roll transferred from the target position;
the rolling mechanism is arranged above the base and comprises a pressing piece for flattening the waterproof coiled material and a linear driver for driving the pressing piece to be close to or far away from the surface of the waterproof coiled material, the linear driver is connected with the base, and the driving end of the linear driver is connected with the pressing piece;
roll up system mechanism including can with waterproofing membrane links to each other locating lever and drive locating lever pivoted first driver, the output of first driver with the locating lever links to each other to the drive waterproofing membrane orientation the locating lever removes.
Optionally, the rolling mechanism further comprises a heating mechanism for heating the pressed piece, and at least the outer circumference of the pressed piece is made of an insulating material.
Optionally, the heating mechanism is a silica gel heating plate, and the pressing member is provided with a containing cavity for containing the silica gel heating plate.
Optionally, the cross-sectional shape of the pressing member is trapezoidal, and the cross-sectional dimension gradually increases from top to bottom.
Optionally, a plurality of spaced lightening holes are provided in the pressing member.
Optionally, the linear driver is a plurality of air cylinders arranged at intervals along the length direction of the pressed piece, the driving end of each air cylinder is hinged with the pressed piece, and the telescopic direction of each air cylinder is perpendicular to the upper surface of the base.
Optionally, the conveying mechanism includes a driving wheel, a driven wheel, a transmission belt, a bracket and a second driver, the transmission belt is disposed on the base and wound around the driving wheel and the driven wheel, so as to convey the waterproof roll to the target position under the driving of the second driver.
Optionally, the base is further provided with a roller and a third driver for driving the roller to rotate, the axis of the roller is parallel to the axis of the positioning rod, and the distance between the bottom surface of the roller and the surface of the base is smaller than or equal to the thickness of the waterproof coiled material.
Optionally, a pressing rod and a roller are sequentially arranged in the moving direction of the waterproof roll, the pressing rod and the roller are rotatably arranged on the base and located between the pressing piece and the positioning rod, the distance between the bottom surface of the pressing rod and the surface of the base is smaller than or equal to the thickness of the waterproof roll, and the top of the roller is higher than that of the pressing rod.
Optionally, the method further comprises:
the detection device is arranged on the base and used for detecting the current thickness of the waterproof roll; and
and the controller is respectively connected with the detection device and the linear driver so as to control the linear driver to work according to the current thickness.
Through above-mentioned technical scheme, the pressfitting can be under the drive of linear driver, and certain pressure is applyed to the coiled material is prevented falling to the orientation to flatten the swell on the waterproofing membrane, waterproofing membrane can move towards the locating lever under the drive of transport mechanism and first driver, and under the rotation of locating lever, roll up waterproofing membrane into the tube-shape. Because the bulge of the waterproof roll is flattened, the flatness of the surface of the waterproof roll can be improved, and each layer of waterproof roll of the rolled cylinder (namely a finished product) can be uniformly attached, so that the consistency of the finished waterproof roll is improved, and the appearance quality is ensured. In addition, based on transport mechanism and the first driver homoenergetic provide power and drive waterproofing membrane and remove, can provide sufficient power and make waterproofing membrane can smoothly remove and be rolled into the barrel to avoid appearing accumulational problem on the base.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a production apparatus for a waterproof roll provided by the present invention at a viewing angle, wherein a conveying mechanism is not shown;
fig. 2 is a schematic structural diagram of a production apparatus for a waterproof roll provided by the present invention at another viewing angle, wherein the conveying mechanism and the rolling mechanism are not shown.
Description of the reference numerals
1-waterproof coiled material, 2-base, 3-rolling mechanism, 31-pressed piece, 32-linear driver, 33-lightening hole, 4-rolling mechanism, 41-positioning rod, 51-roller, 52-pressing rod and 53-roller.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It should be understood that the terms first, second, etc. are used merely for distinguishing between descriptions and are not intended to indicate or imply relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.
It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.
It is to be understood that in the description of the present invention, the terms "upper", "vertical", "inner", "outer", and the like, refer to an orientation or positional relationship that is conventionally used to place the disclosed product in use, or that is conventionally understood by those skilled in the art, and are used merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.
In the following description, specific details are provided to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring example embodiments.
According to the utility model discloses a concrete embodiment provides a apparatus for producing for waterproofing membrane, can be used for flattening the coiled material and roll into the finished product of tube-shape. One embodiment of which is shown in fig. 1 and 2.
The production device for the waterproof coiled material comprises a base 2; a rolling mechanism 3 for flattening the waterproof roll 1; a conveying mechanism for conveying the waterproofing membrane 1 toward a target position; and a rolling mechanism 4 for rolling up the waterproofing membrane 1 transferred from the target position; the rolling mechanism 3 is arranged above the base 2 and comprises a pressing piece 31 for flattening the waterproof roll 1 and a linear driver 32 for driving the pressing piece 31 to be close to or far away from the surface of the waterproof roll 1, the linear driver 32 is connected with the base 2, and the driving end of the linear driver 32 is connected with the pressing piece 31; roll up system 4 and include can with waterproofing membrane 1 links to each other locating lever 41 and drive the first driver of locating lever 41 pivoted, the output of first driver with locating lever 41 links to each other to the drive waterproofing membrane 1 orientation locating lever 41 removes.
Through the technical scheme, the pressing piece 31 can apply certain pressure to the anti-falling coiled material under the driving of the linear driver 32, so that the bulges on the waterproof coiled material 1 are flattened, the waterproof coiled material 1 can move towards the positioning rod 41 under the driving of the conveying mechanism and the first driver, and the waterproof coiled material 1 is rolled into a cylindrical shape under the rotation of the positioning rod 41. Because the bulge of waterproofing membrane 1 is flattened, can improve the flatness on waterproofing membrane 1 surface for every layer of waterproofing membrane 1 of barrel (being the finished product) that the book was made can laminate uniformly, thereby has improved the off-the-shelf uniformity of waterproofing membrane 1, and guaranteed appearance quality. In addition, based on transport mechanism and the first driver homoenergetic provide power and drive waterproofing membrane 1 and remove, can provide sufficient power and make waterproofing membrane 1 can smoothly remove and be rolled into the barrel to avoid appearing accumulational problem on base 2.
It should be noted that the target position mentioned herein refers to a position on the base 2 corresponding to the pressing member 31, thereby facilitating the flattening of the bulge on the waterproofing membrane 1.
Wherein, first driver is the motor to the rotation through the motor drives locating lever 41 and rotates, thereby realizes rolling up waterproofing membrane 1. Of course, the first driver may be configured as any other suitable type and size of driver, which is not limited by the present invention.
The utility model provides a pair of in a specific embodiment, rolling mechanism 3 is still including being used for the heating the mechanism of heating of presswork 31, so, can heat presswork 31 to improve the temperature of presswork 31 bottom, guarantee the quality of flattening to waterproofing membrane 1 from this. At least the outer circumference of the pressed member 31 is made of an insulating material, and electric leakage can be prevented, thereby ensuring safety during construction. In the present invention, the outer periphery of the pressed member 31 is made of a ceramic material. In other embodiments, the outer periphery of the pressing member 31 may be made of any suitable material, such as silicone plate, glass, etc., and the present invention is not limited thereto.
As an option, the heating mechanism may be a silica gel heating plate, and the pressing member 31 is provided with a containing cavity for containing the silica gel heating plate. The silica gel heating sheet (SCS) is a flexible electric heating film element which is formed by integrating high-temperature-resistant, high-heat-conducting, good-insulation performance and high-strength silicon rubber, high-temperature-resistant fiber reinforced materials and a metal heating film circuit. Consists of two pieces of glass fiber cloth and silica gel glass fiber cloth which is made by laminating silica gel on two pieces. Since it is a sheet-like product, it has excellent flexibility and can be brought into complete close contact with an object to be heated. In this way, the pressed member 31 can be heated after being energized to raise the ground temperature thereof, so as to press the waterproofing membrane 1 better. In other embodiments, the heating mechanism may be any suitable element capable of heating the pressed material 31, such as a semiconductor heating plate, and those skilled in the art can flexibly configure the heating mechanism according to actual needs without limitation.
As shown in fig. 1, the cross-sectional shape of the pressing member 31 is trapezoidal, and the cross-sectional dimension gradually increases from top to bottom. Thus, not only the load of the linear actuator 32 can be indirectly reduced by reducing the weight of the pressed member 31, but also the contact area between the bottom of the pressed member 31 and the waterproofing membrane 1 can be increased, and the flattening efficiency can be improved.
To further reduce the mass of the pressed part 31, a plurality of spaced lightening holes 33 may also be provided in the pressed part 31, thereby reducing the load on the linear actuator 32. The shape of the lightening holes 33 may be configured in any suitable shape, such as a circle, a diamond, a square, a triangle, etc. Of course, the size and the number of the lightening holes 33 can be flexibly set according to actual requirements, and the utility model discloses do not do the restriction to this all.
The utility model provides an in one embodiment, linear driver 32 is a plurality of edges the cylinder that the length direction interval of presswork 31 set up, the drive end of cylinder is articulated presswork 31, like this, under the drive of cylinder, can drive presswork 31 and be close to or keep away from base 2 to the realization is to the work of flattening of the swell on waterproofing membrane 1 surface. And the expansion and contraction directions of the cylinders are perpendicular to the upper surface of the base 2, thereby being beneficial to control the pressure on the waterproofing membrane 1, and making the bottom surface of the pressing member 31 approximately parallel to the surface of the waterproofing membrane 1, thereby improving the flatness of the waterproofing membrane 1. In other embodiments, the linear actuator 32 may be configured as any suitable driving mechanism, such as a linear module, without limitation.
In particular aspects of the invention, the transfer mechanism may be constructed in any suitable manner.
In an embodiment, the conveying mechanism may include a driving wheel, a driven wheel, a transmission belt, a bracket, and a second driver, where the transmission belt is disposed on the base 2 and wound around the driving wheel and the driven wheel, so as to convey the waterproof roll 1 to the target position under the driving of the second driver, thereby realizing the conveying work of the waterproof roll 1. Wherein the second driver is a motor to realize the movement of the transmission belt through the rotation of the motor. To its model and specification, the present invention is not limited to this.
As shown in fig. 1 and 2, in the utility model discloses in, still be equipped with running roller 51 and drive roller 51 pivoted third driver on the base 2, the axis of running roller 51 with the axis of locating lever 41 is parallel to each other, just running roller 51 bottom surface with the interval on base 2 surface is less than or equal to waterproofing membrane 1's thickness. This makes it possible to further roll the surface of the waterproofing membrane 1, thereby improving the flatness of the waterproofing membrane 1, and thus ensuring the product quality. Wherein, the third driver is a motor to drive the roller 51 to rotate by the rotation of the motor.
In an embodiment, as shown in fig. 1 and 2, a pressing rod 52 and a roller 53 may be further sequentially disposed along the moving direction of the waterproof roll 1, the pressing rod 52 and the roller 53 may be rotatably disposed on the base 2 and located between the pressing member 31 and the positioning rod 41, and a distance between a bottom surface of the pressing rod 52 and a surface of the base 2 is less than or equal to the thickness of the waterproof roll 1, so that the roll may pass through the bottom of the pressing rod 52, thereby rolling the waterproof roll 1 to ensure the flatness of the waterproof roll 1. The top of the roller 53 is higher than the top of the pressure rod 52, so that the waterproof roll material 1 can be conveniently led out, and can be conveniently rolled into a cylinder body with a certain specification under the rotation of the positioning rod 41.
In order to improve the intelligence of this apparatus for producing, this apparatus for producing still includes: the detection device is arranged on the base 2 and used for detecting the current thickness of the waterproof roll material 1; and the controller is respectively connected with the detection device and the linear driver 32 so as to control the linear driver 32 to work according to the current thickness. It should be noted that, the thickness of the waterproof roll 1 includes the size of the bulge on the surface of the waterproof roll 1, and in addition, the position of the bulge can be detected, so that the detected related signal is transmitted to the controller in time through the detection device, and the controller judges whether to control the linear driver 32 to work according to the signal, so as to flatten the bulge. Like this, promoted apparatus for producing's degree of automation, improved work efficiency.
Wherein, detection device can configure to arbitrary suitable device such as position sensor, the utility model discloses do not restrict to this, as an option, the utility model discloses choose for use the model to be C1400 long distance high accuracy laser displacement sensor. Alternatively, the controller may be A programmable controller, such as an FX3U-48MR/ES-A programmable controller. As the control maincenter, this PLC programmable controller can carry out wired connection through signal cable and detection device and linear driver 32, can also choose for use the mode realization signal transmission of various well-known wireless transmission agreement in this field such as GPRS, bluetooth, the utility model discloses do not do too much to this and describe repeatedly.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. A production device for waterproofing rolls is characterized by comprising a base (2); a rolling mechanism (3) for flattening the waterproof roll (1); a conveying mechanism for conveying the waterproofing membrane (1) toward a target position; and a rolling mechanism (4) for rolling the waterproof roll (1) transferred from the target position;
the rolling mechanism (3) is arranged above the base (2) and comprises a pressing piece (31) for flattening the waterproof roll (1) and a linear driver (32) for driving the pressing piece (31) to be close to or far away from the surface of the waterproof roll (1), the linear driver (32) is connected with the base (2), and the driving end of the linear driver (32) is connected with the pressing piece (31);
roll up system mechanism (4) including can with positioning rod (41) that waterproofing membrane (1) link to each other and drive positioning rod (41) pivoted first driver, the output of first driver with positioning rod (41) link to each other, in order to drive waterproofing membrane (1) orientation positioning rod (41) remove.
2. A production apparatus for a roll of waterproofing according to claim 1, wherein said rolling mechanism (3) further comprises a heating mechanism for heating said pressing member (31), and at least an outer periphery of said pressing member (31) is made of an insulating material.
3. The apparatus for producing a waterproof roll as claimed in claim 2, wherein the heating mechanism is a silica gel heating sheet, and the pressing member (31) is provided with a holding cavity for holding the silica gel heating sheet.
4. A production apparatus for a waterproofing membrane according to claim 1, wherein the cross-sectional shape of the pressing member (31) is a trapezoid, and the cross-sectional dimension is gradually increased from top to bottom.
5. A production device for waterproofing membranes according to claim 1 wherein said pressing member (31) is provided with a plurality of spaced lightening holes (33).
6. A production apparatus for a waterproof roll material according to claim 1, wherein the linear driver (32) is a plurality of air cylinders arranged at intervals along the length direction of the pressing member (31), the driving ends of the air cylinders are hinged to the pressing member (31), and the telescopic directions of the air cylinders are perpendicular to the upper surface of the base (2).
7. A production apparatus for a waterproofing membrane according to claim 1, wherein the conveying mechanism includes a driving wheel, a driven wheel, a transmission belt, a support, and a second driver, the transmission belt is disposed on the base (2) and wound around the driving wheel and the driven wheel to convey the waterproofing membrane (1) to the target position under the driving of the second driver.
8. The production device for the waterproof coiled material as claimed in claim 1, wherein a roller (51) and a third driver for driving the roller (51) to rotate are further arranged on the base (2), the axis of the roller (51) is parallel to the axis of the positioning rod (41), and the distance between the bottom surface of the roller (51) and the surface of the base (2) is less than or equal to the thickness of the waterproof coiled material (1).
9. The production apparatus for a waterproof roll material according to claim 1, wherein a press rod (52) and a roller (53) are sequentially arranged along the moving direction of the waterproof roll material (1), the press rod (52) and the roller (53) are rotatably arranged on the base (2) and are positioned between the pressing member (31) and the positioning rod (41), the distance between the bottom surface of the press rod (52) and the surface of the base (2) is less than or equal to the thickness of the waterproof roll material (1), and the top of the roller (53) is higher than that of the press rod (52).
10. A production apparatus for a waterproofing membrane according to any one of claims 1 to 9, further comprising:
the detection device is arranged on the base (2) and is used for detecting the current thickness of the waterproof roll (1); and
and the controller is respectively connected with the detection device and the linear driver (32) so as to control the linear driver (32) to work according to the current thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914051.XU CN210944073U (en) | 2019-11-07 | 2019-11-07 | A apparatus for producing for waterproofing membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914051.XU CN210944073U (en) | 2019-11-07 | 2019-11-07 | A apparatus for producing for waterproofing membrane |
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| CN210944073U true CN210944073U (en) | 2020-07-07 |
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| CN201921914051.XU Active CN210944073U (en) | 2019-11-07 | 2019-11-07 | A apparatus for producing for waterproofing membrane |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362014A (en) * | 2021-01-11 | 2021-02-12 | 南京锦华机械制造有限公司 | Waterproofing membrane thickness detection device |
| CN112695957A (en) * | 2020-12-23 | 2021-04-23 | 江苏佳创纳米科技有限公司 | High-molecular waterproof coiled material and forming method thereof |
-
2019
- 2019-11-07 CN CN201921914051.XU patent/CN210944073U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695957A (en) * | 2020-12-23 | 2021-04-23 | 江苏佳创纳米科技有限公司 | High-molecular waterproof coiled material and forming method thereof |
| CN112695957B (en) * | 2020-12-23 | 2022-07-12 | 江苏佳创纳米科技有限公司 | High-molecular waterproof coiled material and forming method thereof |
| CN112362014A (en) * | 2021-01-11 | 2021-02-12 | 南京锦华机械制造有限公司 | Waterproofing membrane thickness detection device |
| CN112362014B (en) * | 2021-01-11 | 2021-07-30 | 上海住远建设工程监理有限公司 | Waterproofing membrane thickness detection device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A production device for waterproof coiled material Effective date of registration: 20211124 Granted publication date: 20200707 Pledgee: Bohai Bank Co.,Ltd. Chengdu Branch Pledgor: Changxin Waterproof Technology Co.,Ltd. Registration number: Y2021510000276 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221130 Granted publication date: 20200707 Pledgee: Bohai Bank Co.,Ltd. Chengdu Branch Pledgor: Changxin Waterproof Technology Co.,Ltd. Registration number: Y2021510000276 |