CN214955568U

CN214955568U - Experimental device for exploring isobaric change of gas

Info

Publication number: CN214955568U
Application number: CN202121524842.9U
Authority: CN
Inventors: 张婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-11-30
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to an experimental device technical field discloses an explore gaseous isobaric experimental apparatus for change, including the basin, install on the basin and place detection mechanism, the spout is seted up on the lateral wall of basin one side, sliding connection has the slider in the spout, the one end that the basin was kept away from to the slider passes the spout notch and outwards extends and is connected with the movable block, the movable block upper end is connected with the movable plate, be connected with the fixed block on the lateral wall of basin one side, it has the bearing to inlay on the lateral wall of fixed block upper end, set up threaded hole on the lateral wall of slider, the circle wall is connected with the lead screw in the bearing, the lead screw other end runs through the screw hole setting, the movable plate is connected with the fixed plate on being close to the lateral wall of basin one side. The utility model discloses a set up simple mechanical structure and carry out automatic centre gripping and removal to the flask, the experimenter of being convenient for explains and operates to and, be convenient for to the observation that gas pressure change can be more direct, reduce the error, improve the accuracy of data.

Description

Experimental device for exploring isobaric change of gas

Technical Field

The utility model relates to an experimental device technical field especially relates to an explore gaseous isobaric experimental apparatus for change.

Background

A process in which a gas of a certain mass and its volume changes with a change in temperature under a constant pressure is defined as isobaric change. From the isobaric variation experiments, it can be concluded that: a mass of gas, at constant pressure, increases in volume with increasing temperature and decreases with decreasing temperature.

However, in the existing gas isobaric experiment, the existing gas isobaric experiment is generally supported manually, and then the gas pressure is observed through human eyes, so that the error is large, and the accuracy of data is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving some research gas isobaric experiments, generally all support through artifical manual, the rethread eyes come to observe gas pressure, and the error is great, influences the problem of the accuracy of data, and the experimental apparatus for probing the isobaric change of gas that provides.

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

an experimental device for exploring isobaric change of gas comprises a water tank, wherein a placement detection mechanism is arranged on the water tank;

the placing and detecting mechanism comprises a chute, the chute is arranged on the outer side wall of one side of the water tank, a slide block is connected in the chute in a sliding manner, one end of the slide block, far away from the water tank, penetrates through the notch of the chute and extends outwards and is connected with a moving block, the upper end of the moving block is connected with a moving block, the outer side wall of one side of the water tank is connected with a fixed block, a bearing is embedded on the side wall of the upper end of the fixed block, a threaded hole is formed in the side wall of the slide block, the inner ring wall of the bearing is connected with a lead screw, the other end of the lead screw penetrates through the threaded hole and is in threaded connection with the threaded hole, a fixed plate is connected on the side wall of the moving plate, close to one side of the water tank, the lower end of the fixed plate is connected with a supporting plate, a placing block is connected on the side wall of the supporting plate, a placing groove is formed in the upper end of the placing block, a flask is arranged in the placing groove, and the bottleneck of flask passes the notch setting of standing groove, is located be provided with the rubber stopper on the bottleneck position of flask, and the bottleneck phase-match of rubber stopper and flask, be provided with the pipe of L type in the flask, the pipe other end runs through the rubber stopper and outwards extends, and is carved with the scale on the pipe wall of pipe, be provided with a drop of red ink in the pipe, install the heating pipe at the bottom of the inside groove of basin, install the thermometer on the inside wall of basin one side.

Preferably, the sliding chute is internally and fixedly connected with a sliding rod, the sliding rod penetrates through the sliding block, and the sliding block is connected to the sliding rod in a sliding mode.

Preferably, a rolling groove is formed in one end, away from the moving block, of the sliding block, rolling balls are arranged in the rolling groove, the balls penetrate through a notch of the rolling groove, and the balls are connected to the bottom of the sliding groove in a rolling mode.

Preferably, the upper end of the screw rod is provided with a rotating block.

Compared with the prior art, the utility model provides an explore gaseous isobaric experimental apparatus for change possesses following beneficial effect:

1. this explore gaseous isobaric experimental apparatus for change, through setting up spout, slider, movable block, movable plate, fixed block, bearing, screw hole, lead screw, fixed plate, backup pad, place mutually supporting between piece and the standing groove isotructure and carry out automatic centre gripping and removal to the flask, the laboratory staff of being convenient for explains and operates, brings very big convenience for the laboratory staff.

2. This survey isobaric experimental apparatus for change of gas is convenient for through setting up the mutual cooperation between structures such as flask, rubber stopper, pipe, red ink, heating pipe and thermometer, can more direct observation to gas pressure change, reduces the error, improves the accuracy of data.

Drawings

Fig. 1 is a schematic structural diagram of an experimental apparatus for exploring isobaric changes of gas according to the present invention;

fig. 2 is a schematic view of an internal structure of a flask in an experimental apparatus for exploring isobaric changes of gas according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

In the figure: 1. a water tank; 2. a chute; 3. a slider; 4. a moving block; 5. moving the plate; 6. a fixed block; 7. a bearing; 8. a threaded hole; 9. a screw rod; 10. a fixing plate; 11. a support plate; 12. placing the blocks; 13. a placement groove; 14. a flask; 15. a rubber stopper; 16. a conduit; 17. red ink; 18. heating a tube; 19. a thermometer; 20. a slide bar; 21. a rolling groove; 22. a ball bearing; 23. and (6) rotating the block.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an experimental apparatus for exploring isobaric changes of gas comprises a water tank 1, wherein a placement detection mechanism is installed on the water tank 1;

the placing and detecting mechanism comprises a chute 2, the chute 2 is arranged on the outer side wall of one side of the water tank 1, a slide block 3 is connected in the chute 2 in a sliding way, one end of the slide block 3, far away from the water tank 1, penetrates through the notch of the chute 2 and extends outwards and is connected with a moving block 4, the upper end of the moving block 4 is connected with a moving plate 5, a fixed block 6 is connected on the outer side wall of one side of the water tank 1, a bearing 7 is embedded on the side wall of the upper end of the fixed block 6, a threaded hole 8 is formed in the side wall of the slide block 3, a lead screw 9 is connected on the inner ring wall of the bearing 7, the other end of the lead screw 9 penetrates through the threaded hole 8, the lead screw 9 is in threaded connection with the threaded hole 8, a fixed plate 10 is connected on the side wall of one side of the moving plate 5, a support plate 11 is connected at the lower end of the support plate 11, the side wall of one side far away from the moving plate 5 is connected with a placing block 12, and a placing groove 13 is formed on the side wall of the placing block 12, a flask 14 is arranged in the placing groove 13, the mouth of the flask 14 passes through the notch of the placing groove 13, a rubber plug 15 is arranged at the mouth of the flask 14, the rubber plug 15 is matched with the mouth of the flask 14, an L-shaped guide pipe 16 is arranged in the flask 14, the other end of the guide pipe 16 penetrates through the rubber plug 15 and extends outwards, scales are marked on the pipe wall of the guide pipe 16, a drop of red ink 17 is arranged in the guide pipe 16, a heating pipe 18 is arranged at the bottom of an inner groove of the water tank 1, a thermometer 19 is arranged on the inner side wall of one side of the water tank 1, when an experiment needs to be carried out, the water tank 1 is filled with water, then the lead screw 9 is rotated, the slide block 3 is driven by the rotation of the lead screw 9 through a thread in the threaded hole 8 to move vertically downwards in the chute 2, the moving block 3 drives the moving block 4 to move vertically downwards, the moving block 4 drives the moving block 5 to move vertically downwards, the movement of the moving plate 5 drives the fixed plate 10 to move vertically downwards, the movement of the fixed plate 10 drives the supporting plate 11 to move vertically downwards, the movement of the supporting plate 11 drives the placing block 12 to move vertically downwards, the movement of the placing block 12 drives the flask 14 to move vertically downwards, when the flask 14 and the conduit 16 are completely soaked in water, the heating pipe 18 is opened, the heating pipe 18 heats the water, the water temperature is observed through the thermometer 19, when the water temperature changes, the pressure in the water changes, at the moment, the pressure in the flask 14 is different from the pressure in the water, so that the red ink 17 moves in the conduit 16, the moving distance of the red ink 17 is observed through the scale on the conduit 16, the gas pressure is tested, and the flask 14 enters the water tank 1 through the screw rod 9, do not need the manual centre gripping of manual work, the laboratory technician of being convenient for explains and observes, recycles the scale on the pipe 16, comes to observe the gas pressure change, reduces the error to, improve the accuracy of data.

Slide bar 20 is fixedly connected with in the spout 2, and slide bar 20 runs through slider 3 and sets up, and slider 3 sliding connection prevents that slider 3 from breaking away from in the spout 2 on slide bar 20.

The rolling groove 21 is formed in one end, far away from the moving block 4, of the sliding block 3, rolling balls 22 are arranged in the rolling groove 21, the balls 22 penetrate through notches of the rolling groove 21, the balls 22 are connected to the bottom of the sliding groove 2 in a rolling mode, and friction force between the sliding block 3 and the sliding groove 2 is reduced.

The upper end of the screw rod 9 is provided with a rotating block 23, which is convenient for rotating the screw rod 9.

In the utility model, when the experiment is needed, the water tank 1 is filled with water, the screw rod 9 is rotated, the rotation of the screw rod 9 can generate acting force on the slider 3 through the screw thread in the threaded hole 8, the slider 3 can vertically move downwards in the chute 2 when receiving acting force, the movement of the slider 3 can generate acting force on the moving block 4, the moving block 4 can vertically move downwards when receiving acting force, the movement of the moving block 4 can generate acting force on the moving plate 5, the moving plate 5 can vertically move downwards when receiving acting force, the movement of the moving plate 5 can generate acting force on the fixed plate 10, the fixed plate 10 can vertically move downwards when receiving acting force, the movement of the fixed plate 10 can generate acting force on the supporting plate 11, the supporting plate 11 can vertically move downwards when receiving acting force, the movement of the supporting plate 11 can generate acting force on the placing block 12, the placing block 12 moves vertically and downwards under the action of an acting force, the flask 14 generates the acting force due to the movement of the placing block 12, the flask 14 moves vertically and downwards under the action of the acting force, when the flask 14 and the guide pipe 16 are completely soaked in water, the heating pipe 18 is opened, the heating pipe 18 heats the water, the water temperature is observed through the thermometer 19, when the water temperature changes, the pressure in the water changes, at the moment, the pressure in the flask 14 is different from the pressure in the water, so that the red ink 17 moves in the guide pipe 16, the moving distance of the red ink 17 is observed through the scale on the guide pipe 16, the gas pressure is tested, the flask 14 enters the water tank 1 through the screw rod 9, manual clamping is not needed, and convenience is brought to the experimenters and observation, and the scale on the guide pipe 16 is used for observing the change of the gas pressure, so that the error is reduced, and the accuracy of the data is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An experimental device for exploring isobaric change of gas comprises a water tank (1), and is characterized in that a placement detection mechanism is mounted on the water tank (1);

the placement detection mechanism comprises a sliding groove (2), the sliding groove (2) is formed in the outer side wall of one side of the water tank (1), a sliding block (3) is connected to the sliding groove (2) in a sliding mode, one end, far away from the water tank (1), of the sliding block (3) penetrates through the notch of the sliding groove (2) and extends outwards, a moving block (4) is connected to the end of the moving block (4), a moving plate (5) is connected to the upper end of the moving block (4), a fixed block (6) is connected to the outer side wall of one side of the water tank (1), a bearing (7) is inlaid on the side wall of the upper end of the fixed block (6), a threaded hole (8) is formed in the side wall of the sliding block (3), a lead screw (9) is connected to the inner ring wall of the bearing (7), the other end of the lead screw (9) penetrates through the threaded hole (8), the lead screw (9) is in threaded connection with the threaded hole (8), and a fixed plate (10) is connected to the side wall, of the moving plate (5) close to one side of the water tank (1), the lower end of the fixing plate (10) is connected with a supporting plate (11), the supporting plate (11) is connected with a placing block (12) on the side wall of one side, away from the moving plate (5), of the supporting plate (11), a placing groove (13) is formed in the side wall of the upper end of the placing block (12), a flask (14) is arranged in the placing groove (13), a bottle opening of the flask (14) penetrates through a notch of the placing groove (13), a rubber plug (15) is arranged at the bottle opening of the flask (14), the rubber plug (15) is matched with the bottle opening of the flask (14), an L-shaped guide pipe (16) is arranged in the flask (14), the other end of the guide pipe (16) penetrates through the rubber plug (15) and extends outwards, scales are carved on the pipe wall of the guide pipe (16), a drop of red ink (17) is arranged in the guide pipe (16), a heating pipe (18) is arranged at the bottom of an inner groove of the water tank (1), a thermometer (19) is arranged on the inner side wall of one side of the water tank (1).

2. The experimental device for exploring isobaric changes of gas according to claim 1, characterized in that a sliding rod (20) is fixedly connected in the sliding chute (2), the sliding rod (20) is arranged through the sliding block (3), and the sliding block (3) is slidably connected to the sliding rod (20).

3. The experimental device for exploring isobaric changes of gas according to claim 1, characterized in that one end of the sliding block (3) far away from the moving block (4) is provided with a rolling groove (21), a rolling ball (22) is arranged in the rolling groove (21), the rolling ball (22) passes through a notch of the rolling groove (21), and the rolling ball (22) is connected to the bottom of the sliding groove (2) in a rolling manner.

4. The experimental device for exploring isobaric changes of gas according to claim 1, characterized in that a rotating block (23) is mounted on the upper end of said screw rod (9).