CN211586689U

CN211586689U - Iron stand platform for experiments

Info

Publication number: CN211586689U
Application number: CN201922489199.XU
Authority: CN
Inventors: 赵世山
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a teaching aid technical field, specifically speaking relates to an iron stand platform for experiments. Comprises a base, a supporting upright post vertically fixed on the base, and a flask clamp and an iron ring assembled on the supporting upright post; the bottom four corners department of base is equipped with respectively and is used for fixing the base fixing device on the operation mesa, base fixing device including fixed assembly supporting seat on the base, assemble the fixed sucking disc in the supporting seat bottom and be used for operating the sucking disc pull rod of fixed sucking disc. The utility model discloses assemble base fixing device respectively in the bottom four corners department of iron stand platform base, realized that the absorption of iron stand platform base and operation mesa is fixed, effectively solved the problem that the laboratory glassware that leads to is emptyd to the iron stand platform that appears because of unexpected collision or iron stand platform load among the experiment teaching process damages, guaranteed the security of experiment teaching simultaneously.

Description

Iron stand platform for experiments

Technical Field

The utility model relates to a teaching aid technical field, specifically speaking relates to an iron stand platform for experiments.

Background

The iron stand is one of the most common and indispensable laboratory instruments in a laboratory, has a simpler structure, and consists of a base with larger mass and an iron rod which is fixed on the iron base and is vertical to the base. According to different experimental contents, additional instruments such as an iron ring, a flask clamp, a burette clamp, a condensing tube clamp and the like which can move up and down are often arranged.

Traditional iron stand platform mainly leans on the great base of quality to remain stable, often emptys easily when iron stand platform is run into or load, leads to the damage of laboratory glassware, the incident appears even.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an iron stand platform for experiments solves above technical problem.

In order to solve the above problems, the utility model adopts the following technical scheme:

an experimental iron stand platform comprises a base, a supporting upright post vertically fixed on the base, a flask clamp assembled on the supporting upright post through a first connecting device, and an iron ring assembled on the supporting upright post through a second connecting device; the flask clamp comprises a first clamp body, a second clamp body and an adjusting device arranged between the first clamp body and the second clamp body, and the tail ends of the first clamp body and the second clamp body are hinged through a pin shaft; the adjusting device comprises an adjusting bolt, an adjusting nut and a spring, wherein one end of the adjusting bolt is fixedly assembled on the first clamp body, and the other end of the adjusting bolt penetrates through the second clamp body; the spring is sleeved on the part of the adjusting bolt between the first clamp body and the second clamp body, and the adjusting nut is assembled on the part of the adjusting bolt penetrating out of the second clamp body; the base fixing device comprises a supporting seat fixedly assembled on the base, a fixed sucker assembled at the bottom of the supporting seat and a sucker pull rod used for operating the fixed sucker; the supporting seat is of a conical structure which is thin at the top and thick at the bottom and is hollow inside, and two through holes which are in inserting fit with the sucker pull rod are correspondingly formed in the side wall of the bottom of the supporting seat; the fixed sucker comprises a sucker body, an inner embedded plate embedded in the sucker body and a lifting plate fixedly assembled at the bottom of the center part of the inner embedded plate, the lifting plate is vertically arranged, and the exposed part of the lifting plate is provided with a pull rod through hole which is in inserting fit with the pull rod of the sucker; the sucker pull rod comprises a pull rod body and a pull rod handle fixedly assembled at the tail end of the pull rod body, and an arc-shaped lifting part is arranged in the middle of the pull rod body; the first connecting device comprises a first fixing block, a first fastening bolt and a first connecting rod, wherein the first fixing block is slidably sleeved on the supporting upright column and is locked and fixed with the supporting upright column through the first fastening bolt; the front end of the first connecting rod penetrates through the first fixing block, and is fixedly connected with the tail end of the first clamp body of the flask clamp; the second connecting device comprises a second fixing block, a second fastening bolt and a second connecting rod, the second fixing block is slidably sleeved on the supporting upright column, and the second fixing block is locked and fixed with the supporting upright column through the second fastening bolt; one end of the second connecting rod is fixedly connected with the second fixing block, and the other end of the second connecting rod is fixedly connected with the iron ring.

Preferably: the tail end of the pull rod body is provided with a thread structure, and an anti-falling nut is assembled on the thread structure.

Has the advantages that: compared with the prior art, the utility model discloses assemble base fixing device respectively in the bottom four corners department of iron stand platform base, realized that the absorption of iron stand platform base and operation mesa is fixed, effectively solved the problem that the experimental apparatus that leads to was emptyd to the iron stand platform that appears because of unexpected collision or iron stand platform load among the experiment teaching process damages, guaranteed the security of experiment teaching simultaneously.

Drawings

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

fig. 2 is a schematic structural view of the base fixing device of the present invention;

fig. 3 is a schematic sectional structure view of the fixed suction cup of the present invention;

fig. 4 is a schematic top view of the fixed suction cup of the present invention;

fig. 5 is a schematic structural view of the sucker rod of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Examples

Referring to fig. 1, the experimental iron stand according to this embodiment includes a base 1, a support column 2 vertically fixed on the base 1, a flask clamp assembled on the support column 2 through a first connecting device, and an iron ring 3 assembled on the support column 2 through a second connecting device. The four corners of the bottom of the base 1 are respectively provided with a base fixing device 9 for fixing the base 1 on an operation table. Wherein:

the flask clamp comprises a first clamp body 4, a second clamp body 5 and an adjusting device arranged between the first clamp body 4 and the second clamp body 5, and the tail ends of the first clamp body 4 and the second clamp body 5 are hinged through a pin shaft 6. The adjusting device comprises an adjusting bolt 7, an adjusting nut 8 and a spring, one end of the adjusting bolt 7 is fixedly assembled on the first clamp body 4, and the other end of the adjusting bolt penetrates through the second clamp body 5. The spring is sleeved on the part of the adjusting bolt 7 between the first clamp body 4 and the second clamp body 5, and the adjusting nut 8 is assembled on the part of the adjusting bolt 7 penetrating out of the second clamp body 5. The first connecting device comprises a first fixing block 10, a first fastening bolt 11 and a first connecting rod 12, wherein the first fixing block 10 is slidably sleeved on the supporting upright post 2 and is locked and fixed with the supporting upright post 2 through the first fastening bolt 11. The first connecting rod 12 penetrates through the first fixing block 10, and the front end of the first connecting rod is fixedly connected with the tail end of the first clamp body 4 of the flask clamp.

The second connecting device comprises a second fixing block 13, a second fastening bolt 14 and a second connecting rod 15, wherein the second fixing block 13 is slidably sleeved on the supporting upright post 2 and is locked and fixed with the supporting upright post 2 through the second fastening bolt 14. And one end of the second connecting rod 15 is fixedly connected with the second fixing block 13, and the other end of the second connecting rod is fixedly connected with the iron ring 3.

Referring to fig. 2 to 5, the base fixing device includes a support base 91 fixedly assembled on the base 1, a fixing suction cup assembled at the bottom of the support base 91, and a suction cup lever for operating the fixing suction cup. The supporting seat 91 is a conical structure with a thin upper part and a thick lower part and a hollow inner part, and two through holes which are in inserting fit with the sucker pull rod are correspondingly formed in the side wall of the bottom of the supporting seat. The fixed sucker comprises a sucker body 92, an embedded plate 93 embedded in the sucker body 92 and a lifting plate 94 with the bottom fixedly assembled at the central part of the embedded plate 93, wherein the lifting plate 94 is vertically arranged, and the exposed part of the lifting plate 94 is provided with a pull rod through hole 95 which is in inserting fit with a sucker pull rod. The sucker pull rod comprises a pull rod body 96 and a pull rod handle 97 fixedly assembled at the tail end of the pull rod body 96, and an arc-shaped lifting part 98 is arranged in the middle of the pull rod body 96. In order to prevent the sucker rod from falling off from the through hole at the bottom of the supporting seat 91, a thread structure is arranged at the tail end of the rod body 96, and an anti-falling nut 99 is assembled on the thread structure.

During experimental teaching, put the iron stand platform to the operation mesa on, rotate four base fixing device's pull rod handle 97 respectively, at this moment, carry and draw board 94 and upwards promote under the effect of sucking disc pull rod to the central part that drives sucking disc body 92 through interior panel 93 upwards promotes, realizes sucking disc body 92 and operation mesa's absorption, and then has realized that the absorption between base 1 and the operation mesa is fixed. At this time, the iron stand is firmly fixed on the operation table top by four base fixing devices at the bottom of the base 1. Therefore, when the iron support is used for carrying out various experimental operations, the situation that the experimental instrument is damaged due to the fact that the iron support is toppled over due to being touched or loaded is avoided.

After the experiment teaching is finished, the pull rod handles 97 of the four base fixing devices are reversely rotated, at the moment, the sucker pull rod removes the upward lifting of the lifting plate 94, the lifting plate 94 resets, the central parts of the inner embedded plate 93 and the sucker body 92 are driven to reset, the sucker body 92 removes the adsorption of the operation table board, and the fixing of the iron stand base 1 is removed. At this time, the hob base can be transferred at will.

The utility model discloses assemble base fixing device respectively in the bottom four corners department of iron stand platform base, realized that the absorption of iron stand platform base and operation mesa is fixed, effectively solved the problem that the laboratory glassware that leads to is emptyd to the iron stand platform that appears because of unexpected collision or iron stand platform load among the experiment teaching process damages, guaranteed the security of experiment teaching simultaneously.

The above is only the embodiment of the present invention, not so limit on the other hand through the patent scope of the present invention, all utilize the equivalent structure made in the specification and the attached drawings, directly or indirectly apply to other related technical fields, all with the same principle within the patent protection scope of the present invention.

Claims

1. An experimental iron stand comprises a base (1), a supporting upright post (2) vertically fixed on the base (1), a flask clamp assembled on the supporting upright post (2) through a first connecting device, and an iron ring (3) assembled on the supporting upright post (2) through a second connecting device; the flask clamp comprises a first clamp body (4), a second clamp body (5) and an adjusting device arranged between the first clamp body (4) and the second clamp body (5), and the tail ends of the first clamp body (4) and the second clamp body (5) are hinged through a pin shaft (6); the adjusting device comprises an adjusting bolt (7), an adjusting nut (8) and a spring, one end of the adjusting bolt (7) is fixedly assembled on the first clamp body (4), and the other end of the adjusting bolt penetrates through the second clamp body (5); the spring is sleeved on the part, located between the first clamp body (4) and the second clamp body (5), of the adjusting bolt (7), and the adjusting nut (8) is assembled on the part, penetrating out of the second clamp body (5), of the adjusting bolt (7); the method is characterized in that: the base fixing device comprises a base (1), a base fixing device (9) and a sucker pull rod, wherein the base fixing device (9) is used for fixing the base (1) on an operation table top and is respectively assembled at four corners of the bottom of the base (1), and the base fixing device comprises a supporting seat (91) fixedly assembled on the base (1), a fixed sucker assembled at the bottom of the supporting seat (91) and the sucker pull rod used for operating the fixed sucker; the supporting seat (91) is of a conical structure which is thin at the top and thick at the bottom and is hollow inside, and two through holes which are in inserting fit with the sucker pull rod are correspondingly formed in the side wall of the bottom of the supporting seat; the fixed sucker comprises a sucker body (92), an inner embedded plate (93) embedded in the sucker body (92) and a lifting plate (94) with the bottom fixedly assembled at the central part of the inner embedded plate (93), wherein the lifting plate (94) is vertically arranged, and the exposed part of the lifting plate is provided with a pull rod through hole (95) which is in penetrating fit with a sucker pull rod; the sucker pull rod comprises a pull rod body (96) and a pull rod handle (97) fixedly assembled at the tail end of the pull rod body (96), and an arc-shaped lifting part (98) is arranged in the middle of the pull rod body (96); the first connecting device comprises a first fixing block (10), a first fastening bolt (11) and a first connecting rod (12), wherein the first fixing block (10) is slidably sleeved on the supporting upright post (2) and is locked and fixed with the supporting upright post (2) through the first fastening bolt (11); the first connecting rod (12) penetrates through the first fixing block (10), and the front end of the first connecting rod is fixedly connected with the tail end of a first clamp body (4) of the flask clamp; the second connecting device comprises a second fixing block (13), a second fastening bolt (14) and a second connecting rod (15), the second fixing block (13) is slidably sleeved on the supporting upright post (2) and is locked and fixed with the supporting upright post (2) through the second fastening bolt (14); one end of the second connecting rod (15) is fixedly connected with the second fixing block (13), and the other end of the second connecting rod is fixedly connected with the iron ring (3).

2. The experimental iron stand according to claim 1, wherein: the tail end of the pull rod body (96) is provided with a thread structure, and an anti-falling nut (99) is assembled on the thread structure.