CN209880979U - Electric shock prevention connector with resistor - Google Patents
Electric shock prevention connector with resistor Download PDFInfo
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- CN209880979U CN209880979U CN201921028107.1U CN201921028107U CN209880979U CN 209880979 U CN209880979 U CN 209880979U CN 201921028107 U CN201921028107 U CN 201921028107U CN 209880979 U CN209880979 U CN 209880979U
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- 230000002265 prevention Effects 0.000 title claims abstract description 58
- 206010014357 Electric shock Diseases 0.000 claims description 171
- 238000009413 insulation Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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Abstract
The utility model provides a band resistance prevents electric connector that touches. An electric shock prevention connector with a resistor comprises a front-mounted electric shock prevention connector male head, a rear-mounted electric shock prevention connector male head, a front-mounted electric shock prevention connector female head and a rear-mounted electric shock prevention connector female head; an electric shock prevention connector with a resistor comprises a first switch module, a control module and a resistor; a second switch module is also arranged between the resistor and the battery; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; this will avoid the possibility of a person inadvertently touching the conductive member without causing an electrical shock to the person.
Description
The technical field is as follows:
the utility model relates to a connector especially relates to a protection against electric shock connector of electrified resistance.
Background art:
at present, connectors for charging or charging and discharging such as electric vehicles, balance cars, swing cars, wheelbarrows, scooters and mobility carts on the market are installed and fixed on a shell of the connector, but positive and negative conductive parts of the connector are generally directly exposed outside. Once the voltage of the battery exceeds 36V, the voltage exceeds the safe voltage which can be borne by a human body, and once a person carelessly touches positive and negative conductive parts of the connector, the human body is easy to get an electric shock accident. Especially, when a child carelessly takes coins, keys or other metal materials to touch the conductive parts of the connector during playing, the coins, keys or other metal materials can be burned black, and fingers can be seriously burned!
The utility model has the following contents:
in order to solve the above or other potential problems existing in the prior art, the utility model provides a protection against electric shock electric connector with resistance.
The utility model provides a technical scheme that its technical problem adopted: the front-mounted electric shock prevention connector male head consists of a common public conducting part, a front-mounted electric shock prevention public conducting part and an insulating main body; the front-mounted electric shock prevention male conductive part consists of a front-end male conductive part, a resistor, a rear-end conductive part and an insulating fixed shell; the resistor is connected in series between the front end public conductive part and the rear end conductive part; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector female head is not inserted into the front-mounted electric shock prevention connector male head, the resistance connected in series between the front end male conductive part and the rear end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the front end male conductive part and the common male conductive part simultaneously, so that electric shock cannot occur; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part of the common connector female head is directly contacted with the rear conductive part; the rear-mounted electric shock prevention male connector consists of a common male conductive part, a rear-mounted electric shock prevention male conductive part and an insulating main body; the rear-mounted electric shock prevention male conductive part consists of a first front end male conductive part, a second front end male conductive part, a first insulation fixed seat, a resistor, a second insulation fixed seat and a rear end conductive part; the resistor is connected in series between the first front end public conducting part and the rear end conducting part; the rear end of the rear end conductive part and the rear end of the second front end male conductive part are fixedly connected together through threads; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector female head is not inserted into the rear-mounted electric-shock-proof connector male head, the resistance connected in series between the first front-end male conductive component and the rear-end conductive component can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the first front-end male conductive component and the common male conductive component at the same time, so that electric shock cannot occur; when the common female connector is inserted into the rear-mounted electric-shock-proof connector male, the common female conductive member of the common female connector is directly contacted with the second front male conductive member.
In the electric shock preventing connector with the resistor, the outer diameter of the front end male conductive component of the front-mounted electric shock preventing connector male head is equal to the outer diameter of the rear end conductive component; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part of the common connector female head is simultaneously contacted with the front-end male conductive part and the rear-end conductive part, and the resistor is in a short-circuit state; the maximum outer diameter of the first front-end male conductive part of the rear-mounted electric shock prevention connector male head is equal to the maximum outer diameter of the second front-end male conductive part; when the common connector female head is inserted into the rear-mounted electric-shock-proof connector male head, the common female conductive part of the common connector female head can be simultaneously contacted with the first front-end male conductive part and the second front-end male conductive part, and the resistor is in a short-circuit state.
In the electric shock preventing connector with the resistor, the outer diameter of the front end male conductive component of the front-mounted electric shock preventing connector male head is smaller than the outer diameter of the rear end conductive component; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part of the common connector female head is only contacted with the rear-end conductive part, and the resistor is in an open-circuit state; the maximum outer diameter of the first front-end male conductive part of the rear-mounted electric-shock-proof connector male head is less than the maximum outer diameter of the second front-end male conductive part; when the common connector female head is inserted into the rear-mounted electric-shock-proof connector male head, the common female conductive part of the common connector female head only contacts with the second front-end male conductive part, and the resistor is in an open circuit state.
The front-mounted electric shock prevention connector female head consists of a common female conductive part, a front-end female conductive part, a resistor, a rear-end conductive part and an insulating main body; the resistor is connected in series between the front-end female conductive part and the rear-end conductive part; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector male head is not inserted into the preposed electric-shock-proof connector female head, the resistance connected in series between the front-end female conductive part and the rear-end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the front-end female conductive part and the common female conductive part simultaneously, so that electric shock cannot occur; when the common connector male head is inserted into the preposed electric-shock-proof connector female head, the common male conductive part of the common connector male head is directly contacted with the rear conductive part; the rear-mounted electric shock prevention female connector female head consists of a common female conductive part, a rear-mounted electric shock prevention female conductive part and an insulating main body; the rear-mounted electric shock prevention female conductive part consists of a first front-end male conductive part, a second front-end female conductive part, an insulation fixed seat, a resistor and a rear-end conductive part; the resistor is connected in series between the first front end public conducting part and the rear end conducting part; the rear end conductive part and the rear end of the second front end female conductive part are fixedly connected together through threads; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector male head is not inserted into the rear-mounted electric-shock-proof connector female head, the resistance connected in series between the first front-end male conductive component and the rear-end conductive component can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the first front-end male conductive component and the common female conductive component at the same time, so that electric shock cannot occur; when the common connector male is inserted into the rear-mounted electric-shock-proof connector female, the common male conductive part of the common connector male will directly contact with the second front-end female conductive part.
In the electric shock preventing connector with the resistor, the maximum outer diameter of the first front male conductive component of the rear electric shock preventing connector female head is equal to the inner hole diameter of the common male conductive component of the common connector male head; when the common connector male head is inserted into the rear-mounted electric-shock-proof connector female head, the common male conductive part of the common connector male head can be simultaneously contacted with the first front-end male conductive part and the second front-end female conductive part, and the resistor is in a short-circuit state.
In the electric shock preventing connector with the resistor, the maximum outer diameter of the first front-end male conductive component of the rear-mounted electric shock preventing connector female head is less than the inner hole diameter of the common male conductive component of the common connector male head; when the common connector male head is inserted into the rear-mounted electric-shock-proof connector female head, the common male conductive part of the common connector male head is only contacted with the second front-end female conductive part, and the resistor is in an open circuit state.
A protection against electric shock connector with resistance, including the first switch module, control module, resistance, ordinary public conductive part or ordinary female conductive part; the resistor is connected in series between the battery and the common male conductive component or the common female conductive component; one end of the first switch module is connected with one end of the resistor and the battery, and the other end of the first switch module is connected with the other end of the resistor, the common male conductive part or the common female conductive part; when the control module detects that the charger charges the battery or the battery discharges the load circuit, the control module controls the first switch module to be switched on and off; when the control module does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the first switch module is in a disconnected state; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when a person accidentally touches the common male conductive part or the common female conductive part, the control module controls the first switch module to be in an off state, and the resistance connected in series between the battery and the common male conductive part or the common female conductive part can ensure that the current passing through a human body is between 0 and 0.0011A, so that electric shock cannot occur.
In the electric shock preventing connector with the resistor, a second switch module is arranged between the resistor and the battery; one end of the second switch module is connected with the battery and one end of the first switch module, and the other end of the second switch module is connected with the resistor; when the control module does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the second switch module is always in a closed state; when the control module detects that the charger charges the battery or the battery discharges the load circuit, the second switch module may be in a closed state or an open state.
The electric shock preventing connector with the resistor comprises a first switch module, a control module, a rear end conductive part, a resistor, a front end male conductive part or a front end female conductive part; the resistor is connected in series between the rear-end conductive part and the front-end male conductive part, or between the rear-end conductive part and the front-end female conductive part; one end of the first switch module is connected with the rear-end conductive part and the battery, and the other end of the first switch module is connected with the resistor, the front-end male conductive part or the front-end female conductive part; when the control module detects that the charger charges the battery or the battery discharges the load circuit, the control module controls the first switch module to be switched on and off; when the control module does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the first switch module is in a disconnected state; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when a person accidentally touches the front end male conductive part or the front end female conductive part, the control module controls the first switch module to be in an off state, and the resistance connected between the rear end conductive part and the front end conductive part in series can ensure that the current passing through a human body is between 0 and 0.0011A, so that electric shock cannot occur.
In the electric shock preventing connector with the resistor, a second switch module is arranged between the rear end conductive part and the battery; one end of the second switch module is connected with the battery and one end of the first switch module, and the other end of the second switch module is connected with the rear-end conductive part; when the control module does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the second switch module is always in a closed state; when the control module detects that the charger charges the battery or the battery discharges the load circuit, the second switch module may be in a closed state or an open state.
The utility model has the advantages that 1) the electric shock preventing connector with the resistor of the utility model is characterized in that a resistor with larger resistance value is connected in series between the front-end conductive part and the rear-end conductive part; when the common connector female head (the common connector male head) is not inserted into the electric shock prevention connector male head (the electric shock prevention connector female head), the resistance connected in series between the front end conductive part and the rear end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the front end conductive part and the common conductive part at the same time, so that the electric shock accident of the human body can not be caused when the person accidentally touches the conductive part of the electric shock prevention connector; when a common connector female head (a common connector male head) is inserted into an electric shock prevention connector male head (an electric shock prevention connector female head), a common conductive part of the common connector female head (the common connector male head) can be directly contacted with a rear-end conductive part, and the problem that a human body is prevented from electric shock is solved ingeniously, and the front-end conductive part and the rear-end conductive part can be ensured to normally transmit current. 2) The utility model discloses still a biggest technical characterstic is exactly that control module is not detecting the charger and is charging the battery or the battery does not directly discharge to load circuit, and control module will control first switch module and be in the off-state, perhaps first switch module is in the off-state, and second switch module 11 will be in the closure, and electric current I through resistance is between 0 ~ 0.0011A, can not take place human electric shock accident when the people touches electrically conductive parts. When the control module detects that the charger charges the battery or the battery discharges the load circuit, the control module controls the first switch module to be switched on and off, the resistor is in a short circuit state or an open circuit state, and the conductive part normally transmits current.
Description of the drawings:
in order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings. Of course, the drawings described below are only some of the preferred embodiments of the present invention, and other drawings may be made by those skilled in the art without departing from the spirit and essential characteristics of the present invention.
FIG. 1 is a schematic cross-sectional view of a front-mounted electric shock-proof connector
FIG. 2 is a schematic cross-sectional view of a rear-mounted electric shock-proof connector
FIG. 3 is a schematic cross-sectional view of a front-mounted electric shock preventing connector female
FIG. 4 is a schematic cross-sectional view of a post-mounted electric shock preventing connector female
FIG. 5 is a schematic cross-sectional view of a conventional male connector inserted into a female connector of a front-mounted electric shock preventing connector
FIG. 6 is a schematic view of an anti-electric shock connector with a resistor
FIG. 7 is a schematic diagram of the structure of the electrical shock preventing connector with resistor
FIG. 8 is a schematic view of the electrical connector with resistor
FIG. 9 is a schematic view of the electrical connector with resistor
FIG. 10 is a schematic diagram of the electrical connector with resistor
FIG. 11 is a sixth schematic view of the structure of the electrical shock preventing connector with resistor
In the figure, 1, a front-mounted electric shock prevention male conductive part, 2, a rear-mounted electric shock prevention male conductive part, 4, a rear-mounted electric shock prevention female conductive part, 6, a common male conductive part, 7, a common female conductive part, 8, a resistor, 9, a control module, 10, a first switch module, 11 and a second switch module are arranged in sequence
The specific implementation mode is as follows:
[ example 1 ]
As shown in fig. 1, the front-mounted electric shock prevention male connector consists of a common male conductive member 6, a front-mounted electric shock prevention male conductive member 1 and an insulating main body; the front-mounted electric shock prevention public conducting part consists of a front-end public conducting part 1-1, a resistor 8, a rear-end conducting part 1-2 and an insulating fixed shell 1-5; the resistor 8 is connected in series between the front end public conducting part 1-1 and the rear end conducting part 1-2; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; for example, if the front-mounted electric shock protection connector male is connected to a 48V battery, and we set the current passing through the resistor to 0.001A when a person touches the conductive member, the resistance value R of the resistor is 48V ÷ 0.001A ═ 48000 Ω; when the common connector female head is not inserted into the front-mounted electric shock prevention connector male head, the resistor 8 connected in series between the front-end male conductive component 1-1 and the rear-end conductive component 1-2 can ensure that the current passing through a human body is between 0 and 0.0011A when a person carelessly and simultaneously touches the front-end male conductive component 1-1 and the common male conductive component 6, so that electric shock cannot occur; when the common female connector is inserted into the front-mounted electric-shock-proof connector male, the common female conductive member 7 of the common female connector is directly brought into contact with the rear conductive member 1-2.
The outer diameter of a front-end male conductive component 1-1 of the front-mounted electric shock prevention connector male head is equal to the outer diameter of a rear-end conductive component 1-2; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part 7 of the common connector female head is simultaneously contacted with the front-end male conductive part 1-1 and the rear-end conductive part 1-2, and the resistor 8 is in a short-circuit state; the outer diameter of the front end public conducting component 1-1 is smaller than that of the rear end conducting component 1-2; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part 7 of the common connector female head is only contacted with the rear conductive part 1-2, and the resistor 8 is in an open circuit state.
[ example 2 ]
As shown in fig. 2, the rear-mounted electric shock prevention male connector consists of a common male conductive member 6, a rear-mounted electric shock prevention male conductive member 2 and an insulating main body; the rear-mounted electric shock prevention male conductive part 2 consists of a first front end male conductive part 2-1, a second front end male conductive part 2-3, a first insulating fixed seat 2-5, a resistor 8, a second insulating fixed seat 2-6 and a rear end conductive part 2-2; the front end of the first front end public conducting component 2-1 extends out of the front end of the second front end public conducting component 2-3, and the first front end public conducting component 2-1 and the second front end public conducting component are isolated by the first insulating fixing seat 2-5. The rear end of the first front male conductive member 2-1 is fixed to the front end of the second insulating holder 2-6, and the front end of the second insulating holder 2-6 is placed in the rear end groove of the second front male conductive member 2-3; the groove of the rear-end conductive component 2-2 is used for fixing the rear end of the second insulating fixed seat 2-6; the resistor 8 is connected in series between the first front end public conducting part 2-1 and the rear end conducting part 2-2; the rear end conductive part 2-2 and the rear end of the second front end male conductive part 2-3 are fixed together through threaded connection; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; for example, the rear-mounted electric connector is connected to a 36V battery, and if we set the current passing through the resistor when a person touches a conductive member to 0.00012A, the resistance value R of the resistor is 36V ÷ 0.00012A ═ 300000 Ω; when the common connector female head is not inserted into the rear-mounted electric-shock-proof connector male head, the resistor 8 connected in series between the first front-end male conductive component 2-1 and the rear-end conductive component 2-2 can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the first front-end male conductive component 2-1 and the common male conductive component 6 at the same time, so that electric shock cannot occur; when the common female connector is inserted into the rear-mounted electric-shock-proof connector male, the common female conductive member 7 of the common female connector will directly contact the second front male conductive member.
The maximum outer diameter of the first front-end male conductive component 2-1 of the rear-mounted electric shock prevention connector male head is equal to the maximum outer diameter of the second front-end male conductive component 2-3; when the common female connector is inserted into the rear-mounted electric-shock-proof connector male, the common female conductive part 7 of the common female connector is simultaneously contacted with the first front male conductive part 2-1 and the second front male conductive part 2-3, and the resistor 8 is in a short-circuit state. The maximum outer diameter of the first front end male conductive member 2-1 is less than the maximum outer diameter of the second front end male conductive member 2-3; when the common female connector is inserted into the rear-mounted electric-shock-proof connector male, the common female conductive part 7 of the common female connector is only contacted with the second front-end male conductive part 2-3, and the resistor 8 is in an open circuit state.
[ example 3 ]
As shown in FIG. 3, the front-mounted electric-shock-proof connector female head is composed of a common female conductive component 7, a front-end female conductive component 3-1, a resistor 8, a rear-end conductive component 3-2 and an insulating main body; the resistor 8 is connected in series between the front-end female conductive part 3-1 and the rear-end conductive part 3-2; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor 8 is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector male head is not inserted into the front-mounted electric shock prevention connector female head, the resistor 8 connected in series between the front-end female conductive part 3-1 and the rear-end conductive part 3-2 can ensure that the current passing through a human body is between 0 and 0.0011A when a person carelessly and simultaneously touches the front-end female conductive part 3-1 and the common female conductive part 7, so that electric shock cannot occur; when the common connector male is inserted into the front-mounted electric-shock-proof connector female, the common male conductive member 6 of the common connector male is directly contacted with the rear conductive member 3-2. As shown in fig. 5, when the common male connector is inserted into the front-mounted electric shock-proof female connector, the common male conductive member 6 of the common male connector is inserted into the slot 3-7 formed by the front female conductive member 3-1, and the common male conductive member 6 will contact with the rear conductive member 3-2 to conduct normal transmission current.
[ example 4 ]
As shown in fig. 4, the rear-mounted electric shock prevention female connector female head is composed of a common female conductive part 7, a rear-mounted electric shock prevention female conductive part 5 and an insulating body; the rear-mounted electric shock prevention female conductive part 5 consists of a first front-end male conductive part 5-1, a second front-end female conductive part 5-3, an insulating fixed seat 5-6, a resistor 8 and a rear-end conductive part 5-2; the front end of the first front male conductive component 5-1 is positioned in the center of the inside of the front end of the second front female conductive component 5-3 and extends out of the front end of the second front female conductive component 5-3, the rear end of the first front male conductive component 5-1 is fixed at the front end of the insulating fixed seat 5-6, and the front end of the insulating fixed seat 5-6 and the rear end of the first front male conductive component 5-1 are placed in the rear end groove of the second front female conductive component 5-3 together; the groove of the rear-end conductive part 5-2 is used for fixing the rear end of the insulating fixed seat 5-6; the resistor 8 is connected in series between the first front end public conducting part 5-2 and the rear end conducting part 5-2; the rear end conductive part 5-2 and the rear end of the second front end female conductive part 5-3 are fixed together through threaded connection; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor 8 is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; for example, a rear-mounted electric shock preventing connector female is connected to a 60V battery, and assuming that the current passing through the resistor when a person touches a conductive member is set to 0.0005A, the resistance value R of the resistor is 60V ÷ 0.0005A ÷ 120000 Ω; when the common connector male head is not inserted into the rear-mounted electric-shock-proof connector female head, the resistor 8 connected in series between the first front-end male conductive component 5-1 and the rear-end conductive component 5-2 can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the first front-end male conductive component 5-1 and the common female conductive component 7 simultaneously, so that electric shock cannot occur; when the common connector male is inserted into the rear-mounted electric shock preventing connector female, the common male conductive part 6 of the common connector male directly comes into contact with the second front female conductive part 5-3.
The maximum outer diameter of a first front-end male conductive component 5-1 of the rear-mounted electric shock prevention connector female head is equal to the inner hole diameter of a common male conductive component 6 of a common connector male head; when the common connector male plug is inserted into the rear-mounted electric-shock-proof connector female plug, the common male conductive part 6 of the common connector male plug is simultaneously contacted with the first front male conductive part 5-1 and the second front female conductive part 5-3, and the resistor 8 is in a short-circuit state. The maximum outer diameter of the first front-end male conductive component 5-1 is less than the inner hole diameter of the common male conductive component 6 of the common connector male head; when the common connector male head is inserted into the rear-mounted electric-shock-proof connector female head, the common male conductive part 6 of the common connector male head is only contacted with the second front-end female conductive part 5-3, and the resistor 8 is in an open circuit state.
[ example 5 ]
As shown in fig. 6, the electric shock protection connector with a resistor comprises a first switch module 10, a control module 9, a resistor 8, a common male conductive member 6 or a common female conductive member 7; the resistor 8 is connected in series between the battery and the common male conductive part 6 or the common female conductive part 7; one end of the first switch module 10 is connected with one end of the resistor 8 and the battery, and the other end of the first switch module 10 is connected with the other end of the resistor 8, the common male conductive part 6 or the common female conductive part 7; when detecting that the charger charges the battery or the battery discharges the load circuit, the control module 9 controls the first switch module 10 to be switched on and off; when the control module 9 does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the first switch module 10 will be in an off state; the first switch can be an MOS tube, a solid-state relay, a triode and the like; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor 8 is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; for example, a resistance-equipped anti-electric-shock connector is connected to a 72V battery, and if we set the current passing through the resistance to 0.0004A when a person touches a conductive member, the resistance value R of the resistance is 72V ÷ 0.0004A ═ 180000 Ω; when a person accidentally touches the common male conductive part 6 or the common female conductive part 7, the control module 9 controls the first switch module 10 to be in an off state, and the resistor 8 connected in series between the battery and the common male conductive part 6 or the common female conductive part 7 can ensure that the current passing through the human body is between 0 and 0.0011A, so that electric shock cannot occur.
[ example 6 ]
As shown in fig. 7, the electric shock protection connector with a resistor includes a first switch module 10, a second switch module 11, a control module 9, a resistor 8, a common male conductive member 6 or a common female conductive member 7; a second switch module 11 is arranged between the resistor 8 and the battery; one end of the second switch module 11 is connected with the battery and one end of the first switch module 10, and the other end of the second switch module 11 is connected with the resistor 8; one end of the first switch module 10 is connected with the second switch module 11 and the battery, and the other end of the first switch module 10 is connected with the resistor 8, the common male conductive part 6 or the common female conductive part 7; when the control module 9 does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the second switch module 11 is always in a closed state; when the control module 9 detects that the charger charges the battery or the battery discharges the load circuit, the second switch module 11 may be in a closed state or an open state; the first switch can be an MOS tube, a solid-state relay, a triode and the like, and the second switch can be an MOS tube, a solid-state relay, a triode and the like; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor 8 is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when a person accidentally touches the common male conducting part 6 or the common female conducting part 7, the control module 9 controls the first switch module 10 to be in an open state, the second switch module 11 is always in a closed state, and the resistor 8 connected in series among the second switch module 11, the common male conducting part 6 or the common female conducting part 7 can ensure that the current passing through the human body is between 0 and 0.0011A, so that electric shock cannot occur.
[ example 7 ]
As shown in fig. 8 and 9, the electric shock protection connector with the resistor includes a first switch module 10, a control module 9, a rear conductive component, a resistor 8, a front male conductive component or a front female conductive component; the resistor 8 is connected in series between the rear-end conductive part and the front-end male conductive part, or the resistor 8 is connected in series between the rear-end conductive part and the front-end female conductive part; one end of the first switch module 10 is connected with the rear-end conductive part and the battery, and the other end of the first switch module 10 is connected with the resistor 8, the front-end male conductive part or the front-end female conductive part; when detecting that the charger charges the battery or the battery discharges the load circuit, the control module 9 controls the first switch module 10 to be switched on and off; when the control module 9 does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the first switch module 10 will be in an off state; the first switch can be an MOS tube, a solid-state relay, a triode and the like; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor 8 is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when a person accidentally touches the front end male conductive part or the front end female conductive part, the control module 9 controls the first switch module to be in an off state, and the resistor 8 connected in series between the rear end conductive part and the front end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A, so that electric shock cannot occur.
[ example 8 ]
As shown in fig. 10 and 11, the electrical shock protection connector with a resistor includes a first switch module 10, a second switch module 11, a control module 9, a rear end conductive component, a resistor 8, a front end male conductive component or a front end female conductive component; a second switch module 11 is arranged between the rear-end conductive component and the battery; one end of the second switch module 11 is connected with the battery and one end of the first switch module 10, and the other end of the second switch module 11 is connected with the rear-end conductive component; one end of the first switch module 10 is connected with the second switch module 11 and the battery, and the other end of the first switch module 10 is connected with the resistor 8, the front-end male conductive part or the front-end female conductive part; when the control module 9 does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the second switch module 11 is always in a closed state; when the control module detects that the charger charges the battery or the battery discharges the load circuit, the second switch module 11 may be in a closed state or an open state. The first switch can be an MOS tube, a solid-state relay, a triode and the like, and the second switch can be an MOS tube, a solid-state relay, a triode and the like; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor 8 is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor 8 is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; for example, a resistance-equipped anti-electric-shock connector is connected to a 48V battery, and if we set the current passing through the resistance to 0.0008A when a person touches a conductive member, the resistance R of the resistance is 48V ÷ 0.0008A ═ 60000 Ω; when a person carelessly touches the front end male conductive part or the front end female conductive part, the control module 9 controls the first switch module to be in an open state, the second switch module 11 is always in a closed state, and the resistor 8 connected in series between the rear end conductive part and the front end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A, so that electric shock cannot occur.
In the description of the present invention, it should be understood that the terms "front end", "rear end", "first", "second", etc. indicate the orientation based on the orientation shown in the drawings, and are not necessarily arranged in this particular orientation and position in order to facilitate a better understanding of the simplified description of the present invention. The terms "front end", "rear end", "first", "second" are therefore not to be construed as limiting the invention.
It should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. These embodiments are merely some of the preferred embodiments of the present invention, not all of them, and some unnecessary technical features are not necessarily essential to the present invention. It will be apparent to those skilled in the art that various other modifications and variations can be made based on the above description. It is not necessary or necessary to exhaustively enumerate all embodiments herein, and obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The electric shock preventing connector with the resistor comprises a front electric shock preventing connector male head and a rear electric shock preventing connector male head, and is characterized in that the front electric shock preventing connector male head consists of a common male conductive component (6), a front electric shock preventing male conductive component (1) and an insulating main body; the front-mounted electric shock prevention male conductive part (1) consists of a front-end male conductive part, a resistor (8), a rear-end conductive part and an insulating fixed shell; the resistor (8) is connected in series between the front end public conducting part and the rear end conducting part; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor (8) is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor (8) is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector female head is not inserted into the front-mounted electric-shock-proof connector male head, the resistor (8) connected in series between the front-end male conductive component and the rear-end conductive component can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the front-end male conductive component and the common male conductive component (6) at the same time, so that electric shock cannot occur; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part (7) of the common connector female head is directly contacted with the rear conductive part; the rear-mounted electric shock prevention male connector consists of a common male conductive part (6), a rear-mounted electric shock prevention male conductive part (2) and an insulating main body; the rear-mounted electric shock prevention male conductive part (2) consists of a first front end male conductive part, a second front end male conductive part, a first insulation fixed seat, a resistor (8), a second insulation fixed seat and a rear end conductive part; the resistor (8) is connected in series between the first front end public conducting part and the rear end conducting part; the rear end of the rear end conductive part and the rear end of the second front end male conductive part are fixedly connected together through threads; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor (8) is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor (8) is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector female head is not inserted into the rear-mounted electric shock prevention connector male head, the resistor (8) connected in series between the first front end male conductive component and the rear end conductive component can ensure that the current passing through a human body is between 0 and 0.0011A when a person carelessly touches the first front end male conductive component and the common male conductive component (6) at the same time, so that electric shock cannot occur; when the common female connector is inserted into the rear-mounted electric-shock-proof connector male, the common female conductive member (7) of the common female connector is directly contacted with the second front male conductive member.
2. The connector of claim 1, wherein the front male conductive member of the front connector is equal in outer diameter to the rear male conductive member; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part (7) of the common connector female head is simultaneously contacted with the front-end male conductive part and the rear-end conductive part, and the resistor (8) is in a short-circuit state; the maximum outer diameter of the first front-end male conductive part of the rear-mounted electric shock prevention connector male head is equal to the maximum outer diameter of the second front-end male conductive part; when the common connector female head is inserted into the rear-mounted electric-shock-proof connector male head, the common female conductive part (7) of the common connector female head is simultaneously contacted with the first front-end male conductive part and the second front-end male conductive part, and the resistor (8) is in a short-circuit state.
3. The connector of claim 1, wherein the front male member of the front connector has an outer diameter smaller than an outer diameter of the rear male member; when the common connector female head is inserted into the front-mounted electric-shock-proof connector male head, the common female conductive part (7) of the common connector female head is only contacted with the rear-end conductive part, and the resistor (8) is in an open-circuit state; the maximum outer diameter of the first front-end male conductive part of the rear-mounted electric-shock-proof connector male head is less than the maximum outer diameter of the second front-end male conductive part; when the common connector female head is inserted into the rear-mounted electric-shock-proof connector male head, the common female conductive part (7) of the common connector female head is only contacted with the second front-end male conductive part, and the resistor (8) is in an open-circuit state.
4. The electric shock prevention connector with the resistor comprises a front electric shock prevention connector female head and a rear electric shock prevention connector female head, and is characterized in that the front electric shock prevention connector female head consists of a common female conductive part (7), a front female conductive part, a resistor (8), a rear conductive part and an insulating main body; the resistor (8) is connected in series between the front end female conductive part and the rear end conductive part; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor (8) is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor (8) is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector male head is not inserted into the preposed electric-shock-proof connector female head, the resistor (8) connected in series between the front-end female conductive part and the rear-end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the front-end female conductive part and the common female conductive part (7) simultaneously, so that electric shock cannot occur; when the common connector male head is inserted into the preposed electric-shock-proof connector female head, the common male conductive part (6) of the common connector male head is directly contacted with the rear conductive part; the rear-mounted electric shock prevention female connector female head consists of a common female conductive part (7), a rear-mounted electric shock prevention female conductive part (4) and an insulating main body; the rear-mounted electric shock prevention female conductive part (4) consists of a first front-end male conductive part, a second front-end female conductive part, an insulation fixed seat, a resistor (8) and a rear-end conductive part; the resistor (8) is connected in series between the first front end public conducting part and the rear end conducting part; the rear end conductive part and the rear end of the second front end female conductive part are fixedly connected together through threads; in order to ensure that no electric shock occurs when a person touches the conductive part, the current I passing through the resistor (8) is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor (8) is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when the common connector male head is not inserted into the rear-mounted electric shock prevention connector female head, the resistor (8) connected in series between the first front end male conductive component and the rear end conductive component can ensure that the current passing through a human body is between 0 and 0.0011A when a person accidentally touches the first front end male conductive component and the common female conductive component (7) at the same time, so that electric shock cannot occur; when the common connector male head is inserted into the rear-mounted electric-shock-proof connector female head, the common male conductive part (6) of the common connector male head is directly contacted with the second front-end female conductive part.
5. The connector of claim 4, wherein the maximum outer diameter of the first front male conductive member of the rear-mounted electric shock protection connector female head is equal to the inner hole diameter of the common male conductive member (6) of the common connector male head; when the common connector male head is inserted into the rear-mounted electric-shock-proof connector female head, the common male conductive part (6) of the common connector male head is simultaneously contacted with the first front-end male conductive part and the second front-end female conductive part, and the resistor (8) is in a short-circuit state.
6. The connector of claim 4, wherein the maximum outer diameter of the first front male conductive member of the rear-mounted electric shock preventing connector female is less than the inner hole diameter of the common male conductive member (6) of the common connector male; when the common connector male head is inserted into the rear-mounted electric-shock-proof connector female head, the common male conductive part (6) of the common connector male head is only contacted with the second front-end female conductive part, and the resistor (8) is in an open-circuit state.
7. The electric shock prevention connector with the resistor is characterized by comprising a first switch module (10), a control module (9), a resistor (8), a common male conductive part (6) or a common female conductive part (7); the resistor (8) is connected in series between the battery and the common male conductive component (6) or the common female conductive component (7); one end of the first switch module (10) is connected with one end of the resistor (8) and the battery, and the other end of the first switch module (10) is connected with the other end of the resistor (8), the common male conductive part (6) or the common female conductive part (7); when the control module (9) detects that the charger charges the battery or the battery discharges the load circuit, the control module controls the first switch module (10) to be switched on and off; when the control module (9) does not detect that the charger charges the battery or the battery directly discharges the load circuit, the first switch module (10) is in an off state; in order to ensure that no electric shock occurs when a person touches the conductive component, the current I passing through the resistor (8) is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor (8) is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when a person accidentally touches the common male conductive part (6) or the common female conductive part (7), the control module (9) controls the first switch module (10) to be in an off state, and the resistor (8) connected in series between the battery and the common male conductive part (6) or the common female conductive part (7) can ensure that the current passing through a human body is between 0 and 0.0011A, so that electric shock cannot occur.
8. The connector of claim 7, wherein a second switch module (11) is arranged between the resistor (8) and the battery; one end of the second switch module (11) is connected with the battery and one end of the first switch module (10), and the other end of the second switch module (11) is connected with the resistor (8); when the control module (9) does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the second switch module (11) is always in a closed state; when the control module (9) detects that the charger charges the battery or the battery discharges the load circuit, the second switch module (11) can be in a closed state or an open state.
9. The electric shock prevention connector with the resistor is characterized by comprising a first switch module (10), a control module (9), a rear-end conductive part, a resistor (8), a front-end male conductive part or a front-end female conductive part; the resistor (8) is connected in series between the rear-end conductive part and the front-end male conductive part, or the resistor (8) is connected in series between the rear-end conductive part and the front-end female conductive part; one end of the first switch module (10) is connected with the rear-end conductive part and the battery, and the other end of the first switch module (10) is connected with the resistor (8), the front-end male conductive part or the front-end female conductive part; when the control module (9) detects that the charger charges the battery or the battery discharges the load circuit, the control module controls the first switch module (10) to be switched on and off; when the control module (9) does not detect that the charger charges the battery or the battery directly discharges the load circuit, the first switch module (10) is in an off state; in order to ensure that no electric shock occurs when a person touches the conductive component, the current I passing through the resistor (8) is ensured to be between 0 and 0.0011A, and the resistance value R of the resistor (8) is strictly calculated according to a formula; namely resistance value R ═ voltage U ÷ current I; when a person accidentally touches the front end male conductive part or the front end female conductive part, the control module (9) controls the first switch module (10) to be in an off state, and the resistor (8) connected in series between the rear end conductive part and the front end conductive part can ensure that the current passing through a human body is between 0 and 0.0011A, so that electric shock cannot occur.
10. The connector of claim 9, wherein a second switch module (11) is arranged between the rear conductive component and the battery; one end of the second switch module (11) is connected with the battery and one end of the first switch module (10), and the other end of the second switch module (11) is connected with the rear-end conductive part; when the control module (9) does not detect that the charger charges the battery or the battery does not directly discharge the load circuit, the second switch module (11) is always in a closed state; when the control module (9) detects that the charger charges the battery or the battery discharges the load circuit, the second switch module (11) can be in a closed state or an open state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921028107.1U CN209880979U (en) | 2019-07-03 | 2019-07-03 | Electric shock prevention connector with resistor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921028107.1U CN209880979U (en) | 2019-07-03 | 2019-07-03 | Electric shock prevention connector with resistor |
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| CN209880979U true CN209880979U (en) | 2019-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112260011A (en) * | 2019-07-03 | 2021-01-22 | 东莞市鸿顺电线有限公司 | Electric shock prevention connector with resistor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112260011A (en) * | 2019-07-03 | 2021-01-22 | 东莞市鸿顺电线有限公司 | Electric shock prevention connector with resistor |
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