CN211877264U

CN211877264U - Thermometer fixing device for student experiments

Info

Publication number: CN211877264U
Application number: CN202020990380.9U
Authority: CN
Inventors: 王豪杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-11-06
Anticipated expiration: 2030-06-03

Abstract

The utility model belongs to the technical field of the utensil technique is assisted in the experiment and specifically relates to a thermometer fixing device for student's experiments, including base, slide bar, regulation pole, roof, slip strip, fixing sleeve, two rather than the vertically slide bar of bilateral symmetry fixedly connected with around the top surface of base, be equipped with the external screw thread on the regulation pole outer wall between roof and the base and its spiro union is fixed with a screw thread section of thick bamboo on, equal sliding sleeve has a slip sleeve on the slide bar of both sides, fixedly connected with rather than the vertically slide strip on the right side outer wall of a screw thread section of thick bamboo, slip cover has the sliding frame on the slip strip, the front side outer wall middle part of sliding frame is fixed with fixing sleeve through the damping hinge is articulated. The utility model has the advantages of reasonable design, the thermometer can insert in the fixed sleeve and through the fixed bolt locking fixed, rotates the crank, and the height of adjustable thermometer controls the horizontal position of adjusting the adjustable thermometer of sliding frame, is convenient for adjust, need not during the test to hand-held, laborsaving convenience.

Description

Thermometer fixing device for student experiments

Technical Field

The utility model belongs to the technical field of the experiment assistive device technique and specifically relates to a thermometer fixing device for student experiments.

Background

At present, all need use the thermometer to measure the temperature in some physics and chemical experiments, when using the thermometer to measure the temperature of liquid, with the upper end of holding the thermometer, the glass bubble of thermometer is whole to be soaked in the liquid that is surveyed, can not touch at the bottom of the container or the container wall, a period of time such as handheld thermometer needs, when waiting the liquid column in the thermometer to stop going up and down, the reading again, in the test procedure, the temperature that will avoid the hand influences the breathing of liquid in the thermometer, handheld thermometer will be stable, the bottom or the wall of container are touched to the glass bubble of avoiding, otherwise the survey be not the temperature of water but the temperature of container wall, during the measurement, need stable handheld a period of time to measure, it is hard to hand, it is very inconvenient.

To sum up, this technical scheme needs stable handheld thermometer a period to test in order to solve when the experiment, and very inconvenient technical problem provides a student is thermometer fixing device for experiments.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming above-mentioned technical shortcoming and providing a thermometer fixing device for student experiments. The thermometer can be inserted into the fixed sleeve and locked and fixed through the fixed bolt, the crank is rotated, the height of the thermometer can be adjusted, the horizontal position of the thermometer which can be adjusted by the sliding frame is adjusted left and right, the thermometer is convenient to adjust, the thermometer does not need to be held by hands during testing, and the thermometer is labor-saving and convenient to use.

The utility model provides a technical scheme that technical problem adopted does: a thermometer fixing device for student experiments comprises a base, two sliding rods, adjusting rods, a top plate, sliding strips and a fixing sleeve, wherein the front side and the rear side of the top surface of the base are symmetrically and fixedly connected with the two sliding rods perpendicular to the top surface of the base, the top ends of the two sliding rods are fixedly connected with the top plate, adjusting bearings are fixedly embedded and fixed in the centers of the base and the top plate, the adjusting rods are fixedly connected in the inner rings of the two adjusting bearings, the upper ends of the adjusting rods penetrate through the upper condition bearing and then are fixedly connected with a crank through screws, external threads are arranged on the outer wall of the adjusting rod between the top plate and the base, a threaded barrel is fixedly connected on the outer wall of the adjusting rod in a screwed mode, the sliding rods on the two sides are sleeved with the sliding sleeves in a sliding mode, the two connecting rods are symmetrically and fixedly connected on the outer walls on the two sides of, the sliding sleeve has a sliding frame on the sliding strip, the spiro union has a locking bolt on the rear side outer wall of sliding frame, the front side outer wall middle part of sliding frame is fixed with fixed sleeve through the damping hinge is articulated, the spiro union is fixed with fixing bolt on the front side outer wall of fixed sleeve.

Preferably, the right end of the sliding bar is fixed with an end cover through screw locking.

Preferably, the crank is fixedly sleeved with a high-density sponge sleeve.

Preferably, a layer of rubber buffer pad is fixed on the inner wall of the fixed sleeve.

Preferably, the end part of the fixing bolt in the fixing sleeve is rotatably sleeved with a circular rubber pad.

The utility model discloses the beneficial effect who has is: the utility model has the advantages of reasonable design, the thermometer can insert in the fixed sleeve and through the fixed bolt locking fixed, rotates the crank, and the height of adjustable thermometer controls the horizontal position of adjusting the adjustable thermometer of sliding frame, is convenient for adjust, need not during the test to hand-held, laborsaving convenience.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the connection structure of the sliding frame and the fixing sleeve of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail below with reference to fig. 1 and 2.

As shown in figures 1 and 2, the utility model comprises a base 1, two sliding rods 2, an adjusting rod 3, a top plate 7, a sliding strip 9 and a fixed sleeve 12, wherein the front and the back sides of the top surface of the base 1 are symmetrically and fixedly connected with the two sliding rods 2 perpendicular to the top surface, the top ends of the two sliding rods 2 are fixedly connected with the top plate 7, adjusting bearings 4 are embedded and fixed at the centers of the base 1 and the top plate 7, the adjusting rod 3 is fixedly connected in the inner rings of the two adjusting bearings 4, the upper end of the adjusting rod 3 passes through the upper condition bearing and then is fixedly connected with a crank 14 through a screw, the outer wall of the adjusting rod 3 between the top plate 7 and the base 1 is provided with an external thread and is fixedly connected with a threaded cylinder 8 through a screw thread, the sliding sleeves 5 are respectively sleeved on the sliding rods 2 at the two sides in a sliding way, the outer walls at the two sides of the threaded cylinder 8, two slide bars 2 can play limiting displacement, make a screw thread section of thick bamboo 8 can not rotate, can only reciprocate, when rotating crank 14, adjust screw thread section of thick bamboo 8 on the pole 3 and can corresponding reciprocate, the height of adjustable thermometer, fixedly connected with and its vertically slide bar 9 on the right side outer wall of screw thread section of thick bamboo 8, the slip cap has slide frame 11 on the slide bar 9, and the spiro union has locking bolt 16 on the rear side outer wall of slide frame 11, the articulated fixed sleeve 12 that is fixed with through the damping hinge in the front side outer wall middle part of slide frame 11 can make the convenient rotation of fixed sleeve 12 and fix the angular position at any time through the damping hinge, conveniently adjusts the angle of thermometer, and the glass bubble of the thermometer of being convenient for stretches into in the liquid of awaiting measuring, the spiro union is fixed with fixing bolt 13 on the front side outer wall of fixed sleeve 12. The thermometer can be inserted into the fixed sleeve 12 and locked and fixed through the fixed bolt 13, can move the sliding frame 11 leftwards and rightwards, and can be locked and fixed through the locking bolt 16, and the horizontal position of the thermometer can be conveniently adjusted.

In this embodiment, the end cap 10 is fixed to the right end of the slide bar 9 by screwing. The end cap 10 can play a limiting role to prevent the sliding frame 11 from sliding off the sliding strip 9.

In this embodiment, a high-density sponge sleeve 15 is fixedly sleeved on the crank 14. The high-density sponge sleeve 15 can prevent sweat and is convenient to hold by hands.

In this embodiment, a rubber cushion 18 is fixed to the inner wall of the fixing sleeve 12. The rubber buffer cushion 18 can play a certain buffer protection role for the thermometer, so that the thermometer is fixed and stable.

In this embodiment, the end of the fixing bolt 13 inside the fixing sleeve 12 is rotatably sleeved with a circular rubber pad 17. The rubber pad 17 can play certain buffering guard action, when fixing bolt 13 fixed temperature timing, can prevent to damage the thermometer.

When the thermometer is used, the upper end of the thermometer is inserted into the fixing sleeve 12 and locked and fixed through the fixing bolt 13, the height of the thermometer can be adjusted by rotating the crank 14, the horizontal position of the thermometer is adjusted by moving the sliding frame 11 left and right, and the glass bulb of the thermometer is completely immersed into liquid to be measured through the height and horizontal position adjustment of the thermometer, so that the temperature is measured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a thermometer fixing device for student's experiments, includes base, slide bar, adjusts pole, roof, slip strip, fixed sleeve, its characterized in that: the front side and the rear side of the top surface of the base are symmetrically and fixedly connected with two sliding rods perpendicular to the sliding rods, the upper ends of the two sliding rods are fixedly connected with a top plate, adjusting bearings are fixedly embedded in the centers of the base and the top plate, adjusting rods are fixedly connected in the inner rings of the two adjusting bearings, the upper ends of the adjusting rods penetrate through the upper condition bearing, then the end parts of the adjusting rods are fixedly connected with a crank through screws, the outer wall of the adjusting rod between the top plate and the base is provided with external threads, a threaded cylinder is fixedly connected on the outer wall of the adjusting rod, sliding sleeves are respectively sleeved on the sliding rods at the two sides in a sliding mode, two connecting rods are symmetrically and fixedly connected on the outer walls at the two sides of the threaded cylinder, the other ends of the two connecting rods are respectively and fixedly connected on the sliding sleeves at the two sides, a sliding strip perpendicular, the middle part of the outer wall of the front side of the sliding frame is fixedly hinged with a fixed sleeve through a damping hinge shaft, and the outer wall of the front side of the fixed sleeve is fixedly connected with a fixed bolt in a threaded manner.

2. The student's thermometer fixing device for experiment as set forth in claim 1, wherein: and the end part of the right side of the sliding strip is fixedly provided with an end cover through screw locking.

3. The student's thermometer fixing device for experiment as set forth in claim 1, wherein: the crank is fixedly sleeved with a high-density sponge sleeve.

4. The student's thermometer fixing device for experiment as set forth in claim 1, wherein: and a layer of rubber buffer pad is fixed on the inner wall of the fixed sleeve.

5. The student's thermometer fixing device for experiment as set forth in claim 1, wherein: the end part of the fixing bolt, which is positioned in the fixing sleeve, is rotatably sleeved with a circular rubber pad.