CN1067466C - Electric fan - Google Patents

Electric fan Download PDF

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Publication number
CN1067466C
CN1067466C CN96112464A CN96112464A CN1067466C CN 1067466 C CN1067466 C CN 1067466C CN 96112464 A CN96112464 A CN 96112464A CN 96112464 A CN96112464 A CN 96112464A CN 1067466 C CN1067466 C CN 1067466C
Authority
CN
China
Prior art keywords
pillar
fixed element
pedestal
electric fan
supporting portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN96112464A
Other languages
Chinese (zh)
Other versions
CN1158390A (en
Inventor
稻积秀吉
村田贤一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of CN1158390A publication Critical patent/CN1158390A/en
Application granted granted Critical
Publication of CN1067466C publication Critical patent/CN1067466C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

To prevent the accidents of electric shocks while a base and a strut are placed away from each other by providing a safety switch operated by the fixing of the base and the strut by a fixing member for conducting electricity to a first terminal and shutting off electric conduction by the disconnection of the fixing member. A safety switch 21 is operated by fixing a strut 4 to a base and engaging a fixing member 35 in the supporting part of the strut 4 and by the fixing member 35. In other words, the switch is not operated unless the base and the strut 4 are surely fixed. Thus, the occurrence of electric shocks is prevented when the strut 4 is removed from the base while an electric wire 16 is kept inserted into a plug and a first terminal is touched by mistake, the erroneous use of the unstable strut 4 not fixed by the fixing member 35 is prevented and thus safety is improved.

Description

Electric fan
The present invention relates to a kind of improvement of electric fan, the stand of this electric fan is separable into pedestal and pillar.
The stand of existing electric fan generally is separable into pedestal and pillar, and the electric fan that the utility model patent of authorization 58478/1982 (F16M11/20) of Japan is introduced is one of them example that can lift.The base top surface of this class electric fan is provided with recessed pillar supporting part.The supporting portion of pillar bottom can insert in the above-mentioned pillar supporting part, and the pedestal back side is provided with through hole, and threaded body is screwed in via through hole the tapped hole on the pillar from the pedestal back side one side, and pedestal and pillar just are connected.For this electric fan, under the condition that pedestal and pillar are joined to one another, be contained on the pedestal first terminal will with the second terminal conducting that is contained on the pillar, come to power with this to motor.
Yet when the power line on the pedestal was connected on the socket, first terminal were switched on, and therefore, under the state that pedestal and pillar are separated, made power line be connected on the socket because of carelessness and touched the danger that electric shock will take place first terminal.
In view of this, purpose of the present invention makes electric fan avoid taking place the electric shock phenomenon at pedestal and pillar when being separated.
Scheme 1 according to the present invention is described, and the electric fan that is proposed comprises with the bottom: the pedestal that is provided with the pillar supporting part; Pillar, the supporting portion of its underpart is partly supported by the pillar supporting of pedestal; Be used for tightening up the fixed element of pedestal and pillar; Motor is housed and by the electric fan head of pillar supporting; Fan by the motor driven rotation; Cover the guard shield of fan; Be located at first terminal on the pedestal; And second terminal that are located on the pillar and connect with motor, but be connected with first terminal demolition ground with these second terminal of installation of pedestal by pillar, wherein, pedestal is provided with discharge cock, this switch is to be activated because of the effect of tightening up of fixed element to pedestal and pillar, it makes the energising of first terminal after startup, and makes it outage when unloading fixed element again.
According to scheme 1 described electric fan, being characterised in that of the 2nd scheme of the present invention: the described fixed element that is used to tighten up pedestal and pillar is the supporting portion from base bottom surface one side engagement pillar, and the mode of action of described discharge cock is, be loaded into living in of pedestal, the installation of fixed element on this supporting portion can make switch activated, and makes it outage at fixed element when supporting portion is removed.
According to scheme 1 described electric fan, the present invention program 3 is characterised in that: described fixed element is to engage with the supporting portion that stretches out from base bottom surface on the pillar, the mode of action of described discharge cock should be when fixed element be installed in from the supporting portion that base bottom surface is stretched out, fixed element will make switch activated, and fixed element makes it outage when supporting portion is removed.
Can recommend to adopt the action part that makes discharge cock to be positioned at the above structure of base bottom.
According to this programme 1 described electric fan, the present invention program 4 is characterised in that: the mode of action of described discharge cock is, is fixed element when tightening up in susceptor posts, and pillar will make switch activated, and fixed element makes it outage again when supporting portion is removed.
According to this programme 2 described electric fans, the present invention program 5 is characterised in that: the mode of action of described discharge cock is, the installation of fixed element on this supporting portion will cause the pillar enable switch, and make it outage at fixed element when this supporting portion is removed.
In this structure, can recommend to be adopted as the scheme that pedestal is provided with stiffening device, this stiffening device plays humidification to pillar on the detaching direction of supporting portion and pillar supporting part.
The 1 described electric fan according to the present invention, the present invention program 6 is characterised in that: described fixed element movably is disposed on the pillar, by it is fixed tightly in pedestal and pillar is tightened up.
The 1 described electric fan according to the present invention, the present invention program 7 is characterised in that: fixed element makes the two poles of the earth power line interrupt simultaneously when supporting portion is removed.
According to the present invention program's 2 described electric fans, it is characterized in that: fixed element makes two power lines interrupt simultaneously when supporting portion is removed.
According to the present invention program's 3 described electric fans, it is characterized in that: fixed element makes two power lines interrupt simultaneously when supporting portion is removed.
According to the present invention program's 4 described electric fans, the solution of the present invention is characterised in that: fixed element makes two power lines interrupt simultaneously when supporting portion is removed again.
According to the present invention program's 7 described electric fans, the invention is characterized in: two power lines are interrupted simultaneously.
With regard to the scheme that two power lines of first terminal can interrupt simultaneously, the recommendation pattern of discharge cock is included as the single switch that every power line all is provided with the contact.
Can recommend to be adopted as the scheme that every power line all is provided with switch, and in pairs switch on the pillar supporting part toward each other, the two azimythal angle differs about 180 °.
Brief description
Fig. 1 is the cross section enlarged view as stand assembly major component as described in a certain embodiment of the present invention.
Fig. 2 is a stand major component cross section enlarged view of pulling down fixed element.
Fig. 3 is the major component cross section enlarged view of base in the pedestal.
Fig. 4 is the worm's eye view of pillar threaded body.
Fig. 5 is the side view of pillar threaded body.
Fig. 6 is the cross section enlarged view of stand assembly major component.
Fig. 7 is the cross section enlarged view of stand assembly.
Fig. 8 is the worm's eye view of stand assembly.
Fig. 9 is the stand cross section enlarged view that is in decomposing state.
Figure 10 is a stand worm's eye view of pulling down fixed element.
Figure 11 is the worm's eye view of pillar.
Figure 12 is the worm's eye view of base in the pedestal.
Figure 13 is a foundation plan.
Figure 14 is the perspective view of expression electric fan profile.
Figure 15 is the circuit diagram of electric fan.
Circuit diagram shown in Figure 16 is represented another embodiment as described in the present invention.
Figure 17 is the cross section enlarged view of circuit embodiments major component.
Figure 18 is the worm's eye view of base in the pedestal.
Figure 19 is the base worm's eye view as pedestal as described in another embodiment.
Figure 20 is the cross section enlarged view as major component as described in further embodiment of this invention.
Figure 21 is a major component cross section enlarged view of pulling down fixed element.
Figure 22 is the major component cross section enlarged view that fixed element is housed.
Figure 23 is the enlarged view of looking up as major component as described in further embodiment of this invention.
Figure 24 is the sectional view of being done along the A-A line among Figure 23 (containing fixed element).
Figure 25 is the sectional view of being done along the A-A line among Figure 23 (not containing fixed element).
Figure 26 is the cross section enlarged view as major component (containing fixed element) as described in further embodiment of this invention.
Figure 27 is a major component cross section enlarged view of pulling down fixed element.
Figure 28 is the cross section enlarged view as major component (containing fixed element) as described in further embodiment of this invention.
Figure 29 is a major component cross section enlarged view of pulling down fixed element.
Figure 30 is the cross section enlarged view as major component (containing fixed element) as described in further embodiment of this invention.
Figure 31 is the major component cross section enlarged view that omits fixed element.
1 couple of a certain embodiment of the present invention is described in detail below in conjunction with electric fan shown in the drawings.
The stand of an electric fan 1 of label 2 expressions, it comprises: pedestal 3; Be contained in pillar 4 on the base 3 in removable mode; By pillar 4 supporting, and the sliding catheter 5 that can slide thereon; And the neck joint (not adding expression among the figure) that is bearing in sliding catheter 5 tops and can moves up and down.The neck joint upper support the electric fan head (electric motor is housed) that can make move left and right.Label 6 expression is contained in fan on the motor in removable mode, and identifies the guard shield that 7 expressions are contained in the fan head and fan 6 is covered in removable mode.
Pedestal 3 is made of synthetic resin base 8 and crown cap 9, and the bottom surface of base 8 is provided with opening, and crown cap 9 can be sealed this opening.Label 10 expression pillar supporting parts, it roughly is positioned at the core of pedestal 3.The end face of pedestal 3 is provided with the annular groove 11 around the pillar supporting part, simultaneously, also is provided with the similar groove 12 around pillar supporting part 10 bottoms on the pedestal 3.Label 13 expression one location projection (seeing Figure 13), it is that peripheral region from pillar supporting part 10 is to it

Claims (14)

1. electric fan, it comprises with the bottom: the pedestal that is provided with the pillar supporting part; Pillar, the supporting portion of its underpart is partly supported by the pillar supporting of pedestal; Be used for tightening up the fixed element of pedestal and pillar; Motor is housed and by the electric fan head of pillar supporting; Fan by the motor driven rotation; Cover the guard shield of fan; Be located at first terminal on the pedestal; And second terminal that are located on the pillar and connect with motor, installation by pillar and pedestal, these second terminal removably are connected in first terminal, wherein, pedestal is provided with discharge cock, this switch is that it makes the energising of first terminal after startup, and makes it outage when unloading fixed element again because of the effect of tightening up of fixed element to pedestal and pillar is activated.
2. electric fan as claimed in claim 1, it is characterized in that: the described fixed element that is used to tighten up pedestal and pillar is the supporting portion from base bottom surface one side engagement pillar, and the mode of action of described discharge cock is, be loaded into living in of pedestal, the installation of fixed element on this supporting portion can make switch activated, and makes it outage at fixed element when supporting portion is removed.
3. electric fan as claimed in claim 1, it is characterized in that: described fixed element is to engage with the supporting portion that stretches out from base bottom surface on the pillar, the mode of action of described discharge cock should be when fixed element be installed in from the supporting portion that base bottom surface is stretched out, fixed element will make switch activated, and fixed element makes it outage when supporting portion is removed.
4. electric fan as claimed in claim 1 is characterized in that: the mode of action of described discharge cock is, is fixed element when tightening up at pedestal and pillar, and pillar will make switch activated, and fixed element makes it outage again when supporting portion is removed.
5. electric fan as claimed in claim 2 is characterized in that: the mode of action of described discharge cock is that the installation of fixed element on this supporting portion will cause the pillar enable switch, and make it outage at fixed element when this supporting portion is removed.
6. as claim 4 or 5 described electric fans, it is characterized in that: pedestal is provided with stiffening device, and this stiffening device plays reinforing function at the detaching direction of supporting portion and pillar supporting part to pillar.
7. electric fan as claimed in claim 1 is characterized in that: described fixed element movably is disposed on the pillar, by it is fixed tightly in pedestal and pillar is tightened up.
8. electric fan as claimed in claim 1 is characterized in that: fixed element makes the two poles of the earth power line interrupt simultaneously when supporting portion is removed.
9. electric fan as claimed in claim 2 is characterized in that: fixed element makes two power lines interrupt simultaneously when supporting portion is removed.
10. electric fan as claimed in claim 3 is characterized in that: fixed element makes two power lines interrupt simultaneously when supporting portion is removed.
11. electric fan as claimed in claim 4 is characterized in that: fixed element makes two power lines interrupt simultaneously when supporting portion is removed again.
12. electric fan as claimed in claim 7 is characterized in that: two power lines are interrupted simultaneously.
13. as any one described electric fan in the claim 8 to 12, wherein, discharge cock is included as the single switch that every power line all is provided with the contact.
14. as any one described electric fan in the claim 8 to 12, wherein, for every power line is equipped with switch, and in pairs switch on the pillar supporting part toward each other, the two azimythal angle differs about 180 °.
CN96112464A 1995-10-24 1996-10-23 Electric fan Expired - Fee Related CN1067466C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP27556495 1995-10-24
JP275564/1995 1995-10-24
JP275564/95 1995-10-24
JP20150/1996 1996-02-06
JP20150/96 1996-02-06
JP02015096A JP3402899B2 (en) 1995-10-24 1996-02-06 Fan

Publications (2)

Publication Number Publication Date
CN1158390A CN1158390A (en) 1997-09-03
CN1067466C true CN1067466C (en) 2001-06-20

Family

ID=26357055

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96112464A Expired - Fee Related CN1067466C (en) 1995-10-24 1996-10-23 Electric fan

Country Status (4)

Country Link
JP (1) JP3402899B2 (en)
KR (1) KR100221635B1 (en)
CN (1) CN1067466C (en)
MY (1) MY123765A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2022525A1 (en) * 1989-08-09 1991-02-10 Jui-Shang Wang Portable electrical fan
DE4017839A1 (en) * 1990-06-02 1991-12-05 Zumtobel Ag Tilt switch for standard lamps - has light in lamp disconnected from current circuit when lamp tilts or falls over
CN2142505Y (en) * 1992-10-07 1993-09-22 梅健 Integrated electric fan with desk lamp
CN2189662Y (en) * 1994-01-03 1995-02-15 王建新 Plastic composite base of floor electric fan

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2022525A1 (en) * 1989-08-09 1991-02-10 Jui-Shang Wang Portable electrical fan
DE4017839A1 (en) * 1990-06-02 1991-12-05 Zumtobel Ag Tilt switch for standard lamps - has light in lamp disconnected from current circuit when lamp tilts or falls over
CN2142505Y (en) * 1992-10-07 1993-09-22 梅健 Integrated electric fan with desk lamp
CN2189662Y (en) * 1994-01-03 1995-02-15 王建新 Plastic composite base of floor electric fan

Also Published As

Publication number Publication date
JP3402899B2 (en) 2003-05-06
KR100221635B1 (en) 1999-09-15
MY123765A (en) 2006-06-30
JPH09178083A (en) 1997-07-11
CN1158390A (en) 1997-09-03
KR970021770A (en) 1997-05-28

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