CN211612776U

CN211612776U - Iron stand platform for junior middle school's chemistry experiments convenient to adjust

Info

Publication number: CN211612776U
Application number: CN201921979532.9U
Authority: CN
Inventors: 谢红会
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-10-02
Anticipated expiration: 2029-11-16

Abstract

The utility model discloses an iron stand platform for junior middle school's chemistry experiments convenient to adjust, the on-line screen storage device comprises a base, surface mounting has vertical screw rod and guide bar on the base, the internal thread cover is installed through the screw thread in the screw rod outside, guide bar outside cover is equipped with the lift cover, the internal thread cover outside is rotated and is connected with the connecting rod, the connecting rod is kept away from the tip of internal thread cover with lift cover fixed connection, the lift cover is kept away from the outside of screw rod is connected with the grafting pipe, the locking bolt is installed through the screw thread in the grafting pipe outside for fix iron ring, flask clamp, titration pipe clamp, condensation pipe clamp etc. inside the grafting pipe. Has the advantages that: the support height can be adjusted by one hand, the operation is simple and convenient, the container can not be toppled and burnt, and the using effect is good.

Description

Iron stand platform for junior middle school's chemistry experiments convenient to adjust

Technical Field

The utility model relates to a chemistry experiment iron stand platform technical field, concretely relates to iron stand platform for junior middle school's chemistry experiments convenient to adjust.

Background

The iron stand consists of an iron stable base and an iron rod which is vertical to the base and fixed on the iron base and is used for placing and fixing the chemical reaction device. When need heat test tube, beaker, crucible etc. in the chemical experiment process, need use the iron stand platform, in order to guarantee the heating effect, need adjust the supporting height of iron stand platform to the container to adjust the position relation of container and alcohol burner flame. However, the adjustment operation of the support height of the current iron stand is complex and inconvenient, the adjustment needs to be performed by two hands, the iron stand is easy to topple or burn due to careless operation, and the using effect is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an iron stand platform for junior middle school's chemistry experiments convenient to adjust just for solving above-mentioned problem to solve among the prior art complicated inconvenient of the regulation operation of present iron stand platform's support height, need both hands operation during the regulation, easily because the operation carelessly causes easily empting or scalding, technical problem such as result of use is unsatisfactory. The utility model provides an among a great deal of technical scheme preferred technical scheme one hand can accomplish the regulation of support height, easy operation is convenient, and can not cause the container to empty and burn, and excellent in use effect waits technological effect, sees the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of iron stand platform for junior middle school's chemistry experiments convenient to adjust, the on-line screen storage device comprises a base, surface mounting has vertical screw rod and guide bar on the base, the internal thread cover is installed through the screw thread in the screw rod outside, guide bar outside cover is equipped with the lift cover, the internal thread cover outside is rotated and is connected with the connecting rod, the lift cover is used for the drive the connecting rod goes up and down, the connecting rod is kept away from the tip of internal thread cover with lift cover fixed connection, the lift cover is kept away from the outside of screw rod is connected with the pipe of pegging graft, the pipe of pegging graft outside is provided with the locking bolt for fix iron ring, flask clamp, titration pipe clamp, condensation.

When the adjustable iron stand for junior middle school chemistry experiments is used, a vessel used as required is selected to be an iron ring, a flask clamp, a burette clamp, a condensing pipe clamp and the like, fixing columns of the iron ring, the flask clamp, the burette clamp and the condensing pipe clamp are inserted into the inserting pipe and are locked and fixed through the locking bolt, when the supporting height is adjusted according to the flame of an alcohol lamp, the internal thread sleeve is screwed, the internal thread sleeve is lifted outside the screw rod due to the rotary connection of the connecting rod and the internal thread sleeve, and the lifting sleeve is driven to lift outside the guide rod through the connecting column, so that the height of the inserting pipe is adjusted, the supporting height is adjusted, the position adjustment of the container and the alcoholic flame is realized, the heating effect is ensured, and the supporting height can be adjusted by one hand, simple operation is convenient, adjusts steadily, can not cause the container to empty and burn, excellent in use effect.

Preferably, two limit rings are connected to the outer side of the internal thread sleeve, the internal thread sleeve penetrates through the limit rings, a rotating ring is rotatably mounted on the outer side of the internal thread sleeve between the two limit rings, and the rotating ring is connected with the connecting rod.

Preferably, a rotating plate is connected to the outer side of the internal thread sleeve.

Preferably, the lifting sleeve is in clearance fit with the guide rod.

Preferably, the bottom of the lifting sleeve is connected with a rubber ring, and the rubber ring wraps the outer side of the guide rod.

Preferably, the bottom surface of the base is connected with a support leg.

Preferably, the bottom surface of the supporting leg is connected with a non-slip mat.

Has the advantages that: the support height can be adjusted by one hand, the operation is simple and convenient, the container can not be toppled and burnt, and the using effect is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is an enlarged schematic view of the connection structure of the internal thread bushing and the connecting rod of the present invention.

The reference numerals are explained below:

1. a base; 101. a support leg; 2. a screw; 3. an internal thread sleeve; 301. a limiting ring; 302. a rotating ring; 303. a rotating plate; 4. a guide bar; 5. a connecting rod; 6. locking the bolt; 7. inserting a pipe; 8. a lifting sleeve; 801. a rubber ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the utility model provides an iron stand platform for junior high school's chemistry experiments convenient to adjust, including

base

1, 1 last surface mounting of base has vertical screw rod 2 and guide bar 4, internal thread bush 3 is installed through the screw thread in the 2 outsides of screw rod, 4 outside covers of guide bar are equipped with

lift cover

8, 3 outside rotations of internal thread bush are connected with connecting rod 5, lift cover 8 is used for driving connecting rod 5 to go up and down, the tip and the lift cover 8 fixed connection of internal thread bush 3 are kept away from to connecting rod 5, the outside that screw rod 2 was kept away from to lift cover 8 is connected with grafting pipe 7, the grafting pipe 7 outside is provided with locking bolt 6, be used for with the iron ring, the flask presss from both sides, the buret clamp, the condenser.

As an optional embodiment, two limit rings 301 are connected to the outside of the internal thread sleeve 3, the internal thread sleeve 3 penetrates through the limit rings 301, a rotating ring 302 is rotatably installed on the outside of the internal thread sleeve 3 between the two limit rings 301, the rotating ring 302 is connected with the connecting rod 5, so that relative rotation between the internal thread sleeve 3 and the connecting rod 5 can be achieved through the rotating ring 302, the rotating ring 302 can be lifted along with the internal thread sleeve 3 through the two limit rings 301, and the internal thread sleeve 3 drives the connecting rod 5 to lift.

The rotating plate 303 is connected to the outer side of the inner threaded sleeve 3, and thus the inner threaded sleeve 3 is screwed through the rotating plate 303.

Lifting sleeve

8 and 4 clearance fit of guide bar set up like this and can make lifting sleeve 8 steadily go up and down in the 4 outsides of guide bar, prevent that the container that supports from rocking.

The bottom of the lifting sleeve 8 is connected with a rubber ring 801, the rubber ring 801 wraps the outer side of the guide rod 4, and the friction force between the rubber ring 801 and the guide rod 4 is utilized in the setting, so that the stability of the lifting sleeve 8 is improved.

The bottom surface of the base 1 is connected with the supporting legs 101, so that the base 1 is separated from the desktop through the supporting legs 101, and the base 1 is convenient to move.

Landing leg 101 bottom surface is connected with the slipmat, sets up like this and can guarantee holistic stability of placing.

By adopting the structure, when in use, the iron ring, the flask clamp, the burette clamp, the condensing pipe clamp and the like are selected according to the utensils required to be used, the fixing columns of the iron ring, the flask clamp, the burette clamp and the condensing pipe clamp are inserted into the inserting pipe 7, and is locked and fixed by a locking bolt 6, when the supporting height is required to be adjusted according to the flame of the alcohol lamp, the internal thread sleeve 3 is screwed, because the connecting rod 5 is rotationally connected with the internal thread sleeve 3, the internal thread sleeve 3 is lifted outside the screw rod 2 and the lifting sleeve 8 is driven to lift outside the guide rod 4 through the connecting column, so that the height adjustment of the splicing tube 7 is realized, thereby realize the regulation of support height, realize the position control of container and alcoholic strength flame, guarantee the heating effect, the regulation of support height can be accomplished to the one hand, easy operation is convenient, adjusts steadily, can not cause the container to empty and burn, excellent in use effect.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an iron stand platform for junior middle school's chemistry experiments convenient to adjust which characterized in that: including base (1), surface mounting has vertical screw rod (2) and guide bar (4) on base (1), internal thread cover (3) is installed through the screw thread in screw rod (2) outside, guide bar (4) outside cover is equipped with lift cover (8), internal thread cover (3) outside is rotated and is connected with connecting rod (5), lift cover (8) are used for the drive connecting rod (5) go up and down, connecting rod (5) are kept away from the tip of internal thread cover (3) with lift cover (8) fixed connection, lift cover (8) are kept away from the outside of screw rod (2) is connected with grafting pipe (7), locking bolt (6) are installed through the screw thread in grafting pipe (7) outside for fix hoop, flask clamp, titration pipe clamp, condensation pipe clamp inside grafting pipe (7).

2. The easy-to-adjust iron stand for junior middle school chemistry experiments of claim 1, wherein: the outer side of the internal thread sleeve (3) is connected with two limiting rings (301), the internal thread sleeve (3) penetrates through the limiting rings (301), a rotating ring (302) is rotatably installed on the outer side of the internal thread sleeve (3) between the two limiting rings (301), and the rotating ring (302) is connected with the connecting rod (5).

3. The easy-to-adjust iron stand for junior middle school chemistry experiments of claim 2, wherein: the outer side of the internal thread sleeve (3) is connected with a rotating plate (303).

4. The easy-to-adjust iron stand for junior middle school chemistry experiments of claim 1, wherein: the lifting sleeve (8) is in clearance fit with the guide rod (4).

5. The iron stand platform for junior middle school chemistry experiments convenient to adjust of claim 4, characterized in that: the bottom of the lifting sleeve (8) is connected with a rubber ring (801), and the rubber ring (801) wraps the outer side of the guide rod (4).

6. The easy-to-adjust iron stand for junior middle school chemistry experiments of claim 1, wherein: the bottom surface of the base (1) is connected with supporting legs (101).

7. The easy-to-adjust iron stand for junior middle school chemistry experiments of claim 6, wherein: the bottom surfaces of the supporting legs (101) are connected with anti-skid pads.