CN211011348U

CN211011348U - Alcohol burner with safety protection

Info

Publication number: CN211011348U
Application number: CN201921962028.8U
Authority: CN
Inventors: 徐家钰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-14
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses an alcohol lamp with safety protection in the field of experimental apparatus, which solves the problem of alcohol lamp toppling in the prior art, the alcohol lamp of the scheme comprises a lamp cap and a chassis, a lamp body is arranged between the lamp cap and the chassis, and the lamp body and the chassis are manufactured integrally; the cross section on chassis is circular, and the diameter on chassis is greater than the diameter of lamp body, open the radial both sides on chassis has the through-hole, and it has rubber suction cup to bond in the through-hole, and rubber suction cup includes negative pressure portion and functional part, the negative pressure portion is located the below, functional part is including the spiral cover of the hollow long neck of slope and sealed long neck, long neck intercommunication negative pressure portion. For the prior art who has the chassis, radially set up rubber suction cup to the chassis among this technical scheme, when operating personnel used, can make the inside air escape of rubber suction cup to the chassis drippage, operating personnel compresses tightly rubber suction cup and desktop afterwards, and the sucking disc produces the negative pressure this moment, and the alcohol burner is turned on one's side when avoiding receiving the collision, has promoted the security.

Description

Alcohol burner with safety protection

Technical Field

The utility model belongs to the field of experimental apparatus, specifically an alcohol burner with safety protection.

Background

The alcohol lamp is a heating tool using alcohol as fuel and consists of a lamp body, a cotton lamp rope (cotton lamp wick), a porcelain lamp wick, a lamp cap and alcohol. Because smoke is not generated in the combustion process, the purpose of sterilization can be achieved by burning the instrument. And other experimental materials can be heated due to the heat generated in the combustion process of the alcohol lamp. The heating temperature of the furnace can reach more than 400-1000 ℃. And is safe and reliable. The alcohol burner is divided into a hanging alcohol burner and a sitting alcohol burner, and the conventional alcohol burner, laboratory and the like mentioned herein are generally made of glass materials mostly.

In junior middle school student's chemical experiment, the alcohol burner is used as the heating tool commonly, because a large amount of alcohol are equipped with in the alcohol burner, when the lamp body takes place to empty, arouse the leakage of alcohol easily, especially the alcohol burner wick is when the burning, very easily conflagration takes place, is unfavorable for the student to the safe handling of alcohol burner.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide an anti-toppling alcohol lamp with the negative pressure suction function as the safety protection.

In order to achieve the above purpose, the technical solution of the present invention is as follows: an alcohol lamp with safety protection comprises a lamp cap and a chassis, wherein a lamp body is arranged between the lamp cap and the chassis, and the lamp body and the chassis are integrally manufactured;

the cross section on chassis is circular, and the diameter on chassis is greater than the diameter of lamp body, open the radial both sides on chassis has the through-hole, and it has rubber suction cup to bond in the through-hole, rubber suction cup includes negative pressure portion and functional part, the negative pressure portion is located the below, functional part is including the hollow long neck of slope and the spiral cover of sealed long neck, long neck intercommunication negative pressure portion.

After the scheme is adopted, the following beneficial effects are realized: 1. compared with the alcohol lamp in the prior art, the contact area between the base plate and the desktop is increased by the aid of the base plate in the technical scheme, and accordingly stability of the alcohol lamp is improved.

2. Compared with the prior art that has the chassis among the prior art, radially set up rubber suction cup to the chassis among this technical scheme, when operating personnel used, can make the inside air escape of rubber suction cup to the chassis drippage, operating personnel compresses tightly rubber suction cup and desktop afterwards, and the sucking disc produces the negative pressure this moment, and the alcohol burner is turned on one's side when avoiding receiving the collision, has promoted the security.

3. Compared with the prior art with a pressing device, the rubber sucker has the long neck, so that brute force removal of an operator is avoided when negative pressure needs to be removed, air pressure supplement is carried out on the rubber sucker only by blowing air into the long neck or opening the screw cap of the long neck, operation is simplified, and the alcohol lamp is prevented from shaking when brute force removal is carried out.

Further, the lamp cap comprises an inner layer and an outer layer, the inner layer is provided with a neck and an inverted-buckling part, the neck and the inverted-buckling part are communicated with each other to form a funnel structure, the diameter of the neck is smaller than the opening of the lamp body, a holding part is processed between the diameter neck and the inverted-buckling part, and the diameter of the holding part is larger than the diameter of the outer layer.

Has the advantages that: compared with the prior art alcohol burner, the technical scheme makes the lamp cap into the funnel shape, avoids searching for a filling tool when filling the alcohol burner, and improves the filling efficiency and simplicity.

Further, the neck processing has the external screw thread, and outer internal surface processing has the recess with external screw thread shape adaptation, and threaded connection between outer and the neck.

Has the advantages that: for the alcohol burner that has the funnel, this technical scheme utilizes outer and inlayer screw thread adaptation, has increased the alcohol burner leakproofness, and alcohol volatilizees when having avoided placing.

Furthermore, the outer surface of the outer layer is processed with anti-slip grooves, and the anti-slip grooves surround a circular matrix along the vertical central axis of the outer layer.

Has the advantages that: compared with the prior art of lamp cap threaded connection, the technical scheme has the advantages that the friction force between the lamp cap and the palm of an operator is increased by the aid of the anti-skidding grooves, and the phenomenon of rotary skidding of the lamp cap after threaded connection is avoided.

Further, the functional part of the rubber sucker penetrates through the through hole, the cross section of the functional part is rectangular, the diameter of the functional part is smaller than that of the through hole, and the diameter of the through hole is smaller than that of the negative pressure part.

Has the advantages that: the function part of the sucker can be conveniently operated by an operator from the upper part of the chassis, and the time is saved.

Furthermore, a connecting line is arranged between the screw cap and the long neck.

Has the advantages that: the loss of the screw cap is avoided.

Furthermore, the spiral cover is a valve inside, the opening of the valve inside faces the outer side of the long neck, and the outer portion of the valve inside is made of high polymer materials.

Has the advantages that: when the negative pressure is relieved, only the valve core needs to be pressed, and at the moment, airflow flows in from the valve core, so that the negative pressure is relieved conveniently.

Furthermore, the valve core is radially processed with a self-tapping type tooth socket, and the tooth socket is connected with the long neck through threads.

Has the advantages that: the stability of the valve core is convenient to promote.

Drawings

Fig. 1 is a front view structural diagram of a first embodiment of the present invention;

FIG. 2 is a full cross-sectional view of the lamp cap of FIG. 1;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is a structural view of a valve core according to the second embodiment.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the lamp comprises a lamp cap 1, a neck 101, a back-off part 102, a holding part 103, an outer layer 104, a chassis 2, a lamp body 3, an anti-skidding groove 4, a rubber sucker 5, a long neck 6, a spiral cover 7, a connecting wire 8, a valve inside 9 and a tooth socket 10.

The specific implementation process is as follows: the embodiment is basically as shown in the attached figure 1: an alcohol lamp with safety protection comprises a lamp cap 1 and a chassis 2, wherein a lamp body 3 is arranged between the lamp cap 1 and the chassis 2, and the lamp body 3 and the chassis 2 are integrally manufactured; the lamp cap 1 comprises an inner layer and an outer layer 104, the inner layer is provided with a neck 101 and an inverted part 102, the neck 101 and the inverted part 102 are in a communicated funnel structure, the diameter of the neck 101 is smaller than that of an opening of the lamp body 3, a holding part 103 is processed between the neck 101 and the inverted part 102, and the diameter of the holding part 103 is larger than that of the outer layer 104.

Referring to fig. 2, the neck 101 is processed with external threads, the inner surface of the outer layer 104 is processed with a groove adapted to the shape of the external threads, the outer layer 104 is connected with the neck 101 by threads, the outer surface of the outer layer 104 is processed with anti-slip grooves 4, and the anti-slip grooves 4 surround a circular matrix along the vertical central axis of the outer layer 104.

Referring to fig. 3, the cross section of the chassis 2 is circular, the diameter of the chassis 2 is larger than that of the lamp body 3, through holes are formed in two radial sides of the chassis 2, rubber suction cups 5 are bonded in the through holes, each rubber suction cup 5 comprises a negative pressure part and a functional part, the negative pressure part is located below the negative pressure part, the functional part comprises an inclined hollow long neck 6 and a screw cap 7 for sealing the long neck 6, a connecting line 8 is integrally manufactured between the screw cap 7 and the long neck 6, and the long neck 6 is communicated with the negative pressure part.

The functional part of the rubber sucker 5 penetrates through the through hole, the cross section of the functional part is rectangular, the diameter of the functional part is smaller than that of the through hole, and the diameter of the through hole is smaller than that of the negative pressure part.

The specific implementation process is as follows: A. the adding step is that when alcohol is added to the alcohol-free empty alcohol lamp, an operator firstly holds or holds the outer layer 104 of the lamp cap 1, then the other hand of the operator holds the holding part 103, at the moment, the outer layer 104 of the lamp cap 1 is rotated, under the action of the anti-slip grooves 4 of the outer layer 104, the outer layer 104 of the lamp cap 1 is gradually separated from the inner layer, and at the moment, the neck 101 of the lamp cap 1 leaks.

Then, the operator inserts the neck 101 into the opening of the alcohol burner, pours the alcohol into the opening along the reverse-buckling portion 102, and then the alcohol flows through the neck 101 and the opening of the alcohol burner in sequence through the reverse-buckling portion 102 to reach the inside of the lamp body 3 of the alcohol burner.

After the addition is completed, the operator screws the outer layer 104 of the lamp cap 1 and the inner layer of the lamp cap 1 together by rotation, and at this time, the inverted portion 102 of the inner layer covers the opening of the alcohol burner.

B. The use link, when operating personnel need use the alcohol burner, operating personnel drops into the water droplet with 5 inside rubber suction cups earlier, cover spiral cover 7 and long neck 6 again, paste alcohol burner chassis 2 this moment and lean on at the experiment desktop, operating personnel utilizes the finger to push down the chassis 2 of alcohol burner afterwards, 5 negative pressures of the rubber suction cups of being convenient for, push down about 5 seconds after, operating personnel releases the finger, utilize palm touching alcohol burner test stability, after stability reaches operating personnel's expectation, the laboratory conventional use method who utilizes the alcohol burner uses.

C. And in the negative pressure releasing link, an operator opens the screw cap 7, and only air is blown into the long neck 6 or the long neck is kept still for a period of time, so that the rubber sucker 5 is supplemented with air pressure, and the negative pressure is automatically released.

Example two

Referring to fig. 4, the difference between this embodiment and the above embodiments is that the spiral cover 7 is made of a valve core 9, a self-tapping thread groove 10 is formed in the valve core 9 in the radial direction, and the thread groove 10 is screwed to the long neck 6. The opening of the valve core 9 faces the outside of the long neck 6, and the outside of the valve core 9 is made of high polymer material.

When the negative pressure is released, an operator only needs to press the valve core 9, and at the moment, airflow flows in from the valve core 9, so that the negative pressure is released conveniently.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides an alcohol burner with safety protection which characterized in that: the lamp comprises a lamp cap and a chassis, wherein a lamp body is arranged between the lamp cap and the chassis, and the lamp body and the chassis are integrally manufactured;

2. The alcohol lamp with safety protection as claimed in claim 1, wherein: the lamp cap comprises an inner layer and an outer layer, the inner layer is provided with a neck and a reverse-buckling portion, the neck and the reverse-buckling portion are communicated funnel structures, the diameter of the neck is smaller than the diameter of an opening of the lamp body, a holding portion is processed between the neck and the reverse-buckling portion, and the diameter of the holding portion is larger than the diameter of the outer layer.

3. The alcohol lamp with safety protection as claimed in claim 2, wherein: the neck processing has the external screw thread, and outer internal surface processing has the recess with external screw thread shape adaptation, and threaded connection between outer and the neck.

4. The alcohol lamp with safety protection as claimed in claim 3, wherein: the outer surface of the outer layer is provided with anti-slip grooves, and the anti-slip grooves surround the vertical central axis of the outer layer to form a circular matrix.

5. The alcohol lamp with safety protection as claimed in claim 1, wherein: the functional part of the rubber sucker penetrates through the through hole, the cross section of the functional part is rectangular, the diameter of the functional part is smaller than that of the through hole, and the diameter of the through hole is smaller than that of the negative pressure part.

6. The alcohol lamp with safety protection as claimed in claim 5, wherein: and a connecting line is arranged between the screw cap and the long neck.

7. The alcohol lamp with safety protection as claimed in claim 1, wherein: the spiral cover is a valve inside, the opening of the valve inside faces the outer side of the long neck, and the valve inside is made of high polymer materials.

8. The alcohol lamp with safety protection as claimed in claim 7, wherein: the valve core is radially processed with self-tapping type tooth sockets, and the tooth sockets are connected with the long neck through threads.