CN210629944U - Static electricity removing device for composite board hot-pressing process - Google Patents
Static electricity removing device for composite board hot-pressing process Download PDFInfo
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- CN210629944U CN210629944U CN201921386631.6U CN201921386631U CN210629944U CN 210629944 U CN210629944 U CN 210629944U CN 201921386631 U CN201921386631 U CN 201921386631U CN 210629944 U CN210629944 U CN 210629944U
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- static electricity
- electricity removing
- composite board
- static
- brush
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Abstract
The utility model relates to the technical field of static electricity removing equipment; a static electricity removing device for a hot pressing process of a composite board comprises a detection contact, a foil electroscope, a negative charge emitter and a lead switch, wherein the detection contact is a metal brush, a brush head of the metal brush is in contact with the composite board, the tail end of the metal brush is electrically connected with the foil electroscope, and the foil electroscope is electrically connected with the negative charge emitter through the lead switch; the electricity removing device comprises a charge generator and an electricity removing brush, the electricity removing brush is in contact with the composite board, the charge generator is a direct-current power supply with adjustable positive and negative charges, and the electricity removing brush is electrically connected with the charge generator; the utility model discloses the detection that can be accurate destatics have or not and the nature of static charge, can accomplish corresponding static charge neutralization of carrying on simultaneously, comparatively timely discovery static and more thorough static of detaching. Meanwhile, the smooth rolling shaft can effectively reduce friction and reduce the generation of static electricity.
Description
The technical field is as follows:
the utility model relates to a destatic equipment technical field.
Background art:
the static electricity generating atoms are composed of positively charged protons and negatively charged electrons. In general, positive and negative charges in a substance are in an equilibrium state, so that the substance has no charge to the outside; static electricity is a state in which positive and negative charges in a substance are unbalanced, and the state of charge is externally presented, and is a static charge.
The positive and negative electricity of atoms may be unbalanced due to external actions such as friction or actions in the form of various energies such as kinetic energy, potential energy, thermal energy, chemical energy, and the like. In some cases, static electricity can be generated without friction, such as inductive electrostatic charging, thermoelectric and piezoelectric charging, and the like. The common method for generating static electricity is triboelectrification. Static electricity may be generated at any time and place of life of people.
Hot press and panel raw materials can produce the friction at composite board hot pressing in-process, and simultaneously when conveying panel, also there is the friction between composite sheet and the conveyer, this is with regard to inevitable production static, and static can produce the influence to panel preparation, constitutes the threat to staff's life safety simultaneously.
The traditional method for eliminating static electricity mainly comprises (1) increasing the relative humidity of the environment, and the relative humidity needs to be increased to more than 60% to be effective. (2) Finishing with an antistatic agent: ionic and non-ionic. (3) Conductive fibers are mixed in. (4) And (4) electrostatic grounding. (5) And (4) neutralizing the static electricity. However, the traditional method cannot detect the intensity and the charge property of static electricity and can not remove the static electricity rapidly and thoroughly in a targeted manner.
The invention content is as follows:
in view of the above, it is necessary to design a special static removing device for use in the hot pressing process of composite board, so as to solve the above problems.
A static electricity removing device for a composite board hot pressing process comprises a composite board hot pressing device, a static electricity detecting device, a static electricity remover and a static electricity removing operation roller table.
The static detection device comprises a detection contact, a foil electroscope, a negative charge emitter and a wire switch, wherein the detection contact is a metal brush, a brush head of the metal brush is in contact with the composite board, the tail end of the metal brush is electrically connected with the foil electroscope, and the foil electroscope is electrically connected with the negative charge emitter through the wire switch.
The electricity removing device comprises a charge generator and an electricity removing brush, the electricity removing brush is in contact with the composite board, the charge generator is a direct current power supply with adjustable positive and negative charges, and the electricity removing brush is electrically connected with the charge generator.
The static electricity removing operation roller table is composed of a plurality of metal rollers, and the composite board is placed on the static electricity removing operation roller table and moves through the rotation of the metal rollers.
When the composite plate is in a static condition, the metal brush affects the foil electroscope to open a foil in the foil electroscope; and then, switching on a lead switch, separating the metal brush from the composite board, electrifying negative charges to a foil electroscope by a negative charge emitter, and observing the foil to determine the electrostatic charge property.
After the positive and negative properties of the electrostatic charge are determined, the charge generator is started and adjusted to a charge output state opposite to the properties of the electrostatic charge, and static electricity is rapidly eliminated through the contact of the static electricity eliminating brush and the composite board. The static elimination state needs to be detected by an electricity testing device in the static elimination process, the charge generator needs to be closed in time when the static is completely eliminated, the wire switch can be opened in the static elimination process, the foil electricity tester is connected into a conforming plate again through the metal brush, and the charge generator is closed when the foil is closed.
In the process, the static electricity removing operation roller table is used for transferring the composite board in the hot pressing process, and new static electricity influence caused by friction between the static electricity removing operation roller table and the composite board is prevented through the rotating and conveying of the metal rollers.
Preferably, the static eliminator further comprises a digital voltmeter and a voltmeter contact, the digital voltmeter is electrically connected with the voltmeter contact, and the voltmeter contact is in contact with the composite board to replace a foil electroscope to detect the static elimination state in the static elimination process.
Preferably, the design further comprises a base station, and the static electricity detection device, the static electricity remover and the static electricity removing operation roller station are all arranged on the base station and are adjusted to be zero relative to the potential of the base station.
Preferably, the charge eliminator comprises at least two charge eliminating brushes, and the two charge eliminating brushes are respectively contacted with the symmetrical surface of the composite board.
The utility model discloses the detection that can be accurate destatics have or not and the nature of static charge, can accomplish corresponding static charge neutralization of carrying on simultaneously, comparatively timely discovery static and more thorough static of detaching. Meanwhile, the smooth rolling shaft can effectively reduce friction and reduce the generation of static electricity.
Description of the drawings:
FIG. 1 is a schematic structural view of a static electricity detection device according to a specific embodiment of the static electricity removal device for a hot pressing process of a composite board of the present invention;
FIG. 2 is a schematic view of the connection structure of the digital voltmeter and the voltmeter contacts of the static electricity removing device of the embodiment of the utility model used for the hot pressing process of the composite board;
fig. 3 is a schematic structural view of a static eliminator according to a specific embodiment of the static eliminator used in the hot-pressing process of the composite board of the present invention;
FIG. 4 is a schematic structural view of a static electricity removing operation roller table of a specific embodiment of a static electricity removing device for a hot pressing process of a composite board according to the present invention;
fig. 5 is a schematic diagram of the static electricity removing state of the composite board according to the specific embodiment of the static electricity removing device for the hot pressing process of the composite board.
In the figure: the device comprises a base platform 1, threads 2, a negative charge emitter 3, a lead 4, a lead switch 5, a foil electroscope 6, a lead 7, a detection contact 8, a foil 9, a digital voltmeter 10, a lead 11, a voltmeter contact 12, a charge generator 13, a static electricity removing brush 14, a composite board 15, a bearing platform 16 and a metal roller 17.
The specific implementation mode is as follows:
a static electricity removing device for a composite board hot pressing process comprises a composite board hot pressing device, a static electricity detecting device, a static electricity removing operation roller table and a base table 1.
Wherein, electrostatic detection device is including detecting contact 8, foil electroscope 6, negative charge emitter 3 and wire switch 5, and wherein detect contact 8 and be the metal brush, metal brush head contact composite board 15, and foil electroscope 6 is connected to metal brush tail end wire 7, and foil electroscope 6 is connected with negative charge emitter 3 wire 4 through wire switch 5.
The charge eliminator comprises a charge generator 13, two charge eliminating brushes 14, a digital voltmeter 10 and a voltmeter contact 12, wherein the two charge eliminating brushes 14 are in contact with the symmetrical surface of the composite plate 15, the charge generator 13 is a direct current power supply with adjustable positive and negative charges, the charge eliminating brushes 14 are electrically connected with the charge generator 13, the digital voltmeter 10 is connected with a voltmeter contact 12 through a lead 11, and the voltmeter contact 12 is in contact with the composite plate 15.
The static electricity removing operation roller table is composed of a plurality of metal rollers 17, and the composite board 15 is placed on the static electricity removing operation roller table and moved by the rotation of the metal rollers 17.
When the composite plate 15 works, the composite plate 15 is subjected to electrostatic detection by using an electrostatic detection device in a normal hot-pressing process, wherein a metal brush head contacts the composite plate 15, the conducting wire switch 5 disconnects the electric connection between the negative charge emitter 3 and the foil electroscope 6, and when the composite plate 15 generates an electrostatic condition, the composite plate influences the foil electroscope 6 through the metal brush to open a foil 9 in the foil electroscope 6; and then, switching on the lead switch 5, separating the metal brush from the composite board 15, enabling negative charges to the foil electroscope 6 by the negative charge emitter 3, observing the foil 9 to determine the electrostatic charge property, wherein if the foil 9 is still opened, the electrostatic property is negative electricity, and if the foil 9 is closed, the electrostatic property is positive electricity.
After the positive and negative properties of the electrostatic charge are determined, the charge generator 13 is started and adjusted to a charge output state opposite to the properties of the electrostatic charge, and static electricity is rapidly eliminated through the contact of the static electricity eliminating brush 14 and the composite board 15. An electroscope is used for detecting the static elimination state in the static elimination process, and the charge generator 13 needs to be closed in time when the static is completely eliminated, namely, the charge generator 13 is closed when the degree of the digital voltmeter 10 is zero.
In the process, the static electricity removing operation roller table is used for transferring the composite board 15 in the hot pressing process to the bearing table 16, and the metal rollers 17 are conveyed in a rotating mode to prevent new static electricity influence caused by friction between the composite board 15 and the static electricity removing operation roller table. The static electricity detection device, the static electricity remover and the static electricity removing operation roller table are all arranged on the base platform in a threaded mode 2, and the potential of the static electricity removing operation roller table is adjusted to be zero relative to the base platform.
Claims (4)
1. A static electricity removing device for a composite board hot pressing process is characterized by comprising a composite board hot pressing device, a static electricity detecting device, a static electricity removing device and a static electricity removing operation roller table;
the static detection device comprises a detection contact, a foil electroscope, a negative charge emitter and a lead switch, wherein the detection contact is a metal brush, a brush head of the metal brush is in contact with the composite board, the tail end of the metal brush is electrically connected with the foil electroscope, and the foil electroscope is electrically connected with the negative charge emitter through the lead switch;
the electricity removing device comprises a charge generator and an electricity removing brush, the electricity removing brush is in contact with the composite board, the charge generator is a direct-current power supply with adjustable positive and negative charges, and the electricity removing brush is electrically connected with the charge generator;
the static electricity removing operation roller table is composed of a plurality of metal rollers, and the composite board is placed on the static electricity removing operation roller table and moves through the rotation of the metal rollers.
2. The static electricity removing device for the hot pressing process of the composite board as claimed in claim 1, wherein the static electricity removing device further comprises a digital voltmeter and a voltmeter contact, the digital voltmeter is electrically connected with the voltmeter contact, and the voltmeter contact is in contact with the composite board.
3. The static electricity removing device for the hot pressing process of the composite board as claimed in claim 1, further comprising a base, wherein the static electricity detecting device, the static electricity remover and the static electricity removing operation roller table are all mounted on the base, and the potential of the static electricity detecting device, the static electricity remover and the static electricity removing operation roller table is adjusted to zero relative to the base.
4. The static electricity removing device for the hot pressing process of the composite board as claimed in claim 1, wherein the static electricity removing device comprises at least two static electricity removing brushes, and the two static electricity removing brushes are respectively contacted with the symmetrical surface of the composite board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921386631.6U CN210629944U (en) | 2019-08-26 | 2019-08-26 | Static electricity removing device for composite board hot-pressing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921386631.6U CN210629944U (en) | 2019-08-26 | 2019-08-26 | Static electricity removing device for composite board hot-pressing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210629944U true CN210629944U (en) | 2020-05-26 |
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ID=70764911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921386631.6U Expired - Fee Related CN210629944U (en) | 2019-08-26 | 2019-08-26 | Static electricity removing device for composite board hot-pressing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210629944U (en) |
-
2019
- 2019-08-26 CN CN201921386631.6U patent/CN210629944U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200526 Termination date: 20210826 |