CN209752930U - Fixed effectual chemistry experiment heating device - Google Patents

Abstract

the utility model discloses a chemical experiment heating device with good fixing effect, wherein the top end of a water bath kettle body is fixedly connected with a vertical rod, a pin groove is arranged on the vertical rod, and a bolt is arranged in a matching way; one end of the connecting rod is fixedly connected with the lantern ring, the other end of the connecting rod is fixedly connected with the fixed sleeve, one side of the fixed sleeve, which is far away from the connecting rod, is provided with a fixed arm, the movable sleeve is provided with a corresponding movable arm, the fixed arm and the movable arm are both provided with bolt holes and are matched with bolts and nuts, and the fixed sleeve and the movable sleeve are detachably connected through the bolts and the nuts; the inner diameter reducing assembly comprises a screw and an arc-shaped plate, the fixed sleeve and the movable sleeve are internally provided with an arc-shaped plate groove and a screw hole in a matched manner, one side of the arc-shaped plate protruding outwards is fixedly connected with the screw, the screw is inserted into the screw hole and is rotationally connected with the screw hole, and the arc-shaped plate is driven by the screw to expand or reduce the fixed inner diameter; and the installation and the disassembly are simple and easy to operate.

Description

fixed effectual chemistry experiment heating device

Technical Field

The utility model relates to a chemistry experiments apparatus technical field especially relates to a fixed effectual chemistry experiments heating device.

Background

The water bath is mainly used for distilling, drying, concentrating and warm-soaking chemicals or biological products in a laboratory, can also be used for constant-temperature heating and other temperature tests, and is a common heating device for chemical experiments. However, in the use process of the water bath kettle, the container to be heated is directly placed in the water bath kettle, and the bottom of the container is contacted with the bottom of the water bath kettle to provide supporting force for the container. This is suitable for containers with large bottom area such as beakers and flat bottoms, but for containers with curved bottoms such as round-bottomed flasks and test tubes, the containers cannot be placed stably.

Chinese patent CN201621336277.2 discloses a chemistry experiment heating device, and the device includes the tripod, the tripod bottom is equipped with the pad foot, the tripod outside is equipped with the curtain of keeping away wind, it is equipped with the ventilation hole to keep away the curtain surface of wind, tripod one side top is equipped with the bracing piece, bracing piece and tripod fixed connection, the bracing piece bottom is equipped with first feeding screw thread, the tripod top is equipped with the crucible retainer plate, crucible retainer plate one side is equipped with the crank, the utility model discloses a second feeding screw thread is connected with first feeding screw thread meshing, risees the crucible retainer plate, but the device does not carry out the detailing to above-mentioned technical problem.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a chemical experiment heating device with good fixing effect, which comprises a water bath kettle body, a vertical rod, a fixed sleeve, a movable sleeve, a lantern ring, an inner diameter reducing component and a connecting rod;

The top end of the water bath kettle body is fixedly connected with a vertical rod, a pin groove is formed in the vertical rod, and a bolt is arranged in a matched manner; one end of the connecting rod is fixedly connected with the lantern ring, the other end of the connecting rod is fixedly connected with the fixed sleeve, one side of the fixed sleeve, which is far away from the connecting rod, is provided with a fixed arm, the movable sleeve is provided with a corresponding movable arm, the fixed arm and the movable arm are respectively provided with a bolt hole and are matched with a bolt and a nut, and the fixed sleeve and the movable sleeve are detachably connected through the bolt and the nut; the internal diameter reduces the subassembly and includes screw rod and arc, fixed cover and movable sleeve inside supporting arc groove and screw rod hole of seting up, the outside protrusion one side of arc and screw rod fixed connection, the screw rod is inserted in the screw rod downthehole portion to be connected with screw rod hole rotation, the arc realizes expanding or reducing fixed internal diameter under the screw rod drives.

Preferably, the bottom end of the upright stanchion is fixedly welded with the fixed end of the water bath kettle body, and the upright stanchions are provided with a plurality of upright stanchions.

Preferably, one end of the bolt is provided with a rotating cap which is convenient for the bolt to be fed into the bolt slot, and the outer wall surface of the rotating cap is provided with anti-skid grains.

Preferably, the end of the screw rod, which is far away from the arc-shaped plate, is fixedly connected with a screwing buckle which is convenient for rotating operation.

Preferably, above-mentioned screw rod downthehole wall is equipped with the internal thread, the screw rod outer wall is equipped with the external screw thread, link through the screw thread rotation between screw rod and the screw rod hole to bite power through between internal thread and the external screw thread provides the frictional force of horizontal direction, realizes that screw rod relative position is fixed, the screw rod changes the direction of motion of arc through the direction of rotation change between with the screw rod hole.

Preferably, the pin grooves are horizontally arranged.

The utility model has the advantages that:

The utility model can realize the fixation of the water bath heating container by arranging the fixed sleeve and the movable sleeve; the lantern ring can be directly sleeved on the vertical rod by arranging the lantern ring, the connecting rod and the bolt, the lantern ring and the connecting rod are supported by the top end of the water bath kettle, and the lantern ring is prevented from warping upwards by the bolt, so that the lantern ring is simple and easy to install and disassemble; through setting up internal diameter adjusting part, can realize that the internal diameter enlarges or reduces, can be according to the size regulation internal diameter size of water bath heating container, so can be applicable to various size containers.

Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.

Drawings

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

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

FIG. 2 is a schematic view of the connection structure of the components of the fixed water-bath heating container of the present invention;

FIG. 3 is a schematic view of the connecting structure of the middle sleeve ring, the connecting rod fixing sleeve and the movable sleeve of the present invention;

FIG. 4 is a schematic view of a vertical rod structure;

In the drawings, the components represented by the respective reference numerals are listed below:

1-a water bath kettle body, 2-a vertical rod, 3-a fixed sleeve, 4-a movable sleeve, 5-a lantern ring, 6-a connecting rod, 7-a pin groove, 8-a bolt, 9-a fixed arm, 10-a movable arm, 11-a bolt hole, 12-a bolt, 13-a nut, 14-a screw, 15-an arc plate, 16-an arc plate groove, 17-a screw hole, 18-a screw cap and 19-a screw buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment is a heating device for chemical experiments with good fixing effect, the heating device includes a water bath body 1, an upright rod 2, a fixed sleeve 3, a movable sleeve 4, a lantern ring 5, an inner diameter reducing assembly and a connecting rod 6;

The top end of the water bath kettle body 1 is fixedly connected with a vertical rod 2, the bottom end of the vertical rod 2 is fixedly welded with the fixed end of the water bath kettle body 1, and a plurality of vertical rods 2 are arranged; a pin slot 7 is formed in the upright rod 2, and the pin slot 7 is horizontally arranged; a bolt 8 is arranged in a matched manner, one end of the bolt 8 is provided with a rotary cap 18 which is convenient for the operation of sending the bolt 8 into the pin slot 7, and the outer wall surface of the rotary cap 18 is provided with anti-skid grains; one end of the connecting rod 6 is fixedly connected with the lantern ring 5, the other end of the connecting rod is fixedly connected with the fixed sleeve 3, one side of the fixed sleeve 3, which is far away from the connecting rod 6, is provided with a fixed arm 9, the movable sleeve 4 is provided with a corresponding movable arm 10, the fixed arm 9 and the movable arm 10 are both provided with bolt holes 11 and are matched with bolts 12 and nuts 13, and the fixed sleeve 3 and the movable sleeve 4 are detachably connected through the bolts 12 and the nuts 13; the inner diameter reducing assembly comprises a screw rod 14 and an arc-shaped plate 15, and one end of the screw rod 14, far away from the arc-shaped plate 15, is fixedly connected with a screwing buckle 19 convenient for rotation operation; fixed cover 3 and the inside supporting arc board groove 16 and screw hole 17 of seting up of movable sleeve 4, arc board 15 outwards protrudes one side and screw 14 fixed connection, screw 14 inserts inside screw hole 17, and rotate with screw hole 17 and be connected, arc board 15 realizes expanding or reducing fixed internal diameter under screw 14 drives, screw hole 17 inner wall is equipped with the internal thread, screw 14 outer wall is equipped with the external screw thread, link through the screw thread rotation between screw 14 and the screw hole 17, and provide the frictional force of horizontal direction through the interlock power between internal thread and the external screw thread, it is fixed to realize screw 14 relative position, screw 14 changes the direction of motion of arc board 15 through the direction of rotation that changes between with screw hole 17.

the utility model discloses a concrete embodiment:

The lantern ring is fixed on the vertical rod according to the principle that: the lantern ring cover is established in the pole setting, and the lantern ring and connecting rod pass through the water bath top and support to prevent retainer plate one end upwarping through the bolt, engage in and realize that the lantern ring can stable cover establish in the pole setting and be located the region between water bath top and the bolt.

Reaction vessel fixing operation: if the diameter of the container opening is almost the same as the inner diameter of the fixed sleeve, the container opening can be directly fixed through the fixed sleeve, the container opening is firstly arranged on one side of the fixed sleeve, the movable sleeve is arranged on the fixed sleeve through a nut, and the fixed sleeve and the movable sleeve are fastened through a screw to realize tight fixation; if the diameter of the container opening is far smaller than the inner diameter of the fixed sleeve, fixed connection cannot be realized only by screwing, fixing and sleeve changing, the fixed sleeve changing can be screwed to the tightest, then the positions of the screw rod and the arc-shaped plate are adjusted, and the container is fixed through the arc-shaped plate. The screw rod is rotationally connected with the screw rod hole through threads, friction force in the horizontal direction is provided through the occlusion force between the internal threads and the external threads, the relative position of the screw rod is fixed, and the movement direction of the arc-shaped plate is changed by changing the rotation direction between the screw rod and the screw rod hole.

In particular, in the description of the present invention, reference to the terms "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

the preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. A chemical experiment heating device with a good fixing effect is characterized by comprising a water bath kettle body (1), a vertical rod (2), a fixed sleeve (3), a movable sleeve (4), a lantern ring (5), an inner diameter reducing component and a connecting rod (6); the top end of the water bath kettle body (1) is fixedly connected with an upright rod (2), a pin groove (7) is formed in the upright rod (2), and a bolt (8) is arranged in a matched manner; one end of the connecting rod (6) is fixedly connected with the lantern ring (5), the other end of the connecting rod is fixedly connected with the fixed sleeve (3), one side, away from the connecting rod (6), of the fixed sleeve (3) is provided with a fixed arm (9), the movable sleeve (4) is provided with a corresponding movable arm (10), the fixed arm (9) and the movable arm (10) are respectively provided with a bolt hole (11) and are matched with a bolt (12) and a nut (13), and the fixed sleeve (3) and the movable sleeve (4) are detachably connected through the bolt (12) and the nut (13); the internal diameter reduces the subassembly and includes screw rod (14) and arc (15), fixed cover (3) and movable sleeve (4) inside supporting arc groove (16) and screw rod hole (17) have been seted up, arc (15) outside salient one side and screw rod (14) fixed connection, screw rod (14) are inserted inside screw rod hole (17) to rotate with screw rod hole (17) and be connected, arc (15) are realized expanding or are reduced fixed internal diameter under screw rod (14) drive.

2. The chemical experiment heating device with good fixing effect as claimed in claim 1, wherein the bottom end of the upright rod (2) is fixedly welded with the fixed end of the water bath kettle body (1), and a plurality of upright rods (2) are arranged.

3. the heating device for the chemical experiment with good fixing effect according to claim 1, wherein one end of the bolt (8) is provided with a screw cap (18) which is convenient for the bolt (8) to be fed into the bolt groove (7) for operation, and the outer wall surface of the screw cap (18) is provided with anti-skidding threads.

4. The heating device for the chemical experiment with good fixing effect according to claim 1, wherein one end of the screw rod (14) far away from the arc-shaped plate (15) is fixedly connected with a screwing buckle (19) which is convenient for rotating operation.

5. The chemical experiment heating device with good fixing effect according to claim 1, wherein an inner thread is arranged on the inner wall of the screw hole (17), an outer thread is arranged on the outer wall of the screw (14), the screw (14) is rotationally connected with the screw hole (17) through the thread, a horizontal friction force is provided through a meshing force between the inner thread and the outer thread, the relative position fixing of the screw (14) is realized, and the movement direction of the arc-shaped plate (15) is changed through changing the rotation direction between the screw (14) and the screw hole (17).

6. A well-fixed heating device for chemical experiments according to claim 1, characterized in that the pin grooves (7) are horizontally arranged.