CN209912287U

CN209912287U - Pressure demonstration instrument for physics

Info

Publication number: CN209912287U
Application number: CN201920342733.1U
Authority: CN
Inventors: 赵祎帆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-01-07
Anticipated expiration: 2029-03-19

Abstract

The utility model relates to a physics instrument technical field just discloses a pressure demonstration appearance for physics, including base, U type pipe, weight tray, pressure-bearing pole, bracing piece, connecting device, fixed block, connecting rod, graduated flask, outlet pipe and seal the stopper, base top and bracing piece bottom fixed connection, the bracing piece top cup joints with the activity of pressure-bearing pole axis, pressure-bearing pole top and weight tray bottom fixed connection, the fixed block includes connecting device, connecting device is including connecting cover, piston, connecting block, connection box, elastic block, slide, rotating base, swash plate, elastic device and limiting plate. This pressure demonstration appearance for physics through the connecting device who sets up, rotates the pressure-bearing pole to make the limiting plate remove right gradually, and then make the recess on limiting plate and pressure-bearing pole right side break away from, thereby make pressure-bearing pole and connecting device break away from, and then made things convenient for carrying of pressure demonstration appearance.

Description

Pressure demonstration instrument for physics

Technical Field

The utility model relates to a physical instrument technical field specifically is a pressure demonstration appearance for physics.

Background

Physics is the subject of studying the most general law of motion and basic structure of a substance, as the leading subject of natural science, physics studies the most basic motion form and law of all substances, such as the universe, as small as basic particles, and the like, thus becoming the research foundation of other respective natural science subjects, the theoretical structure of the physics fully uses mathematics as the working language of the physics, takes experiments as the only standard for checking the theoretical correctness, is the most precise natural science subject at present, physics is natural science, and focuses on studying the substance, energy, space and time, especially the mutual relationship between the properties of the substances, energy, space and time, and the physics is knowledge about the natural law; in a more general sense, physics explores and analyzes phenomena occurring in nature to know the rules of the phenomena, and in the research process, the research on pressure is indispensable, so people research a pressure demonstration instrument, but the pressure demonstration instrument is not convenient to carry due to the non-standard shape, and therefore the pressure demonstration instrument for physics is convenient to carry.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a pressure demonstration appearance for physics possesses advantages such as conveniently carrying, has solved the inconvenient problem of carrying.

(II) technical scheme

In order to realize the purpose of conveniently carrying, the utility model provides a following technical scheme: a physical pressure demonstration instrument comprises a base, a U-shaped pipe, a weight tray, a pressure bearing rod, a support rod, a connecting device, a fixed block, a connecting rod, a measuring cylinder, a water outlet pipe and a sealing plug, the top of the base is fixedly connected with the bottom end of the supporting rod, the top end of the supporting rod is movably sleeved with the center shaft of the pressure-bearing rod, the top end of the pressure-bearing rod is fixedly connected with the bottom of the weight tray, the bottom end of the pressure-bearing rod is movably inserted with the top of the connecting device, the bottom of the connecting device is movably sleeved with the top of the U-shaped pipe, the right side of the U-shaped pipe is movably inserted with the middle shaft of the fixed block, the left side of the U-shaped pipe is fixedly communicated with the right end of the water outlet pipe, the bottom end of the U-shaped pipe is movably sleeved with the sealing plug, the measuring cylinder is located below the water outlet pipe, the bottom of the measuring cylinder is movably connected with the top of the base, and the left side and the right side of the inner ring of the U-shaped pipe are fixedly connected with the left side and the right side of the connecting rod respectively.

The fixed block comprises a connecting device, the connecting device comprises a connecting cover, a piston, a connecting block, a connecting box body, an elastic block, a sliding plate, a rotary base, an inclined plate, an elastic device and a limiting plate, the bottom of the connecting cover is fixedly connected with the top of the U-shaped pipe, the left side and the right side of the inner wall of the U-shaped pipe are respectively connected with the left end and the right end of the piston in a sliding manner, the top of the piston is fixedly connected with the bottom of the connecting block, the top of the connecting block penetrates through the top of the U-shaped pipe and extends to the outside of the U-shaped pipe, the top of the connecting block is fixedly connected with the bottom of the connecting box body, the bottom of the inner wall of the connecting box body is fixedly connected with the bottom of the elastic block, the left end of the sliding plate is connected with the left side of the inner wall of the, rotating base right side and connection box inner wall right side fixed connection, swash plate right side and resilient means left side fixed connection, the resilient means right side and connection box inner wall right side fixed connection, swash plate top and limiting plate bottom fixed connection, the limiting plate left end is pegged graft with the pressure-bearing rod right side activity.

Preferably, the dismounting device comprises a front plate, a fixed plate, a limiting column, a fixed column, a dismounting box body, an elastic ball, a receiving plate, a rotating plate, a supporting plate, a guide column and a button, wherein the left side of the front plate is fixedly connected with the right end of the limiting column, the left end of the limiting column penetrates through the right side of the fixed plate and extends into the fixing plate, the top of the limiting column is movably sleeved with the bottom end of the fixed column, and the bottom end of the fixed column penetrates through the bottom of the dismounting box body and extends into.

Preferably, the top end of the fixed column is fixedly connected with the bottom of the bearing plate, the bottom of the bearing plate is fixedly connected with the top of the elastic ball, the bottom of the elastic ball is fixedly connected with the bottom of the inner wall of the disassembly box body, the top of the bearing plate is provided with a sliding groove, and the bottom of the rotating plate is provided with a sliding block.

Preferably, the sliding groove formed in the top of the bearing plate is slidably connected with the sliding block formed in the bottom of the rotating plate, the left side of the rotating plate is fixedly connected with the right end of the supporting plate, the left end of the supporting plate is fixedly connected with the left side of the inner wall of the disassembly box body, the top end of the rotating plate is fixedly connected with the bottom of the guide pillar, the left side of the guide pillar penetrates through the left side of the disassembly box body and extends to the outside of the disassembly box body, and the left end of the.

Preferably, there are two elastic balls, and the two elastic balls are symmetrical about the fixed column.

Preferably, a groove is formed in the left side of the pressure bearing rod, the groove in the left side of the pressure bearing rod is in an oval shape, and the top of the connecting cover is movably sleeved with the bottom end of the pressure bearing rod.

Preferably, the bottom of the water outlet pipe is provided with a water outlet, and the water outlet arranged at the bottom of the water pipe is positioned right above the measuring cylinder.

Compared with the prior art, the utility model provides a pressure demonstration appearance for physics possesses following beneficial effect:

1. this pressure demonstration appearance for physics through the connecting device who sets up, rotates the pressure-bearing pole to make the limiting plate remove right gradually, and then make the recess on limiting plate and pressure-bearing pole right side break away from, thereby make pressure-bearing pole and connecting device break away from, and then made things convenient for carrying of pressure demonstration appearance.

2. This pressure demonstration appearance for physics through the button that sets up to make the guide pillar remove right, thereby make through the rotor plate that sets up accept the board rebound, through the rotor plate that sets up, thereby make the fixed column rebound, and then make the fixed column break away from with the recess at spacing capital portion, thereby made things convenient for the separation of positive plate and fixed plate, and then made things convenient for taking out of U type pipe, thereby made things convenient for carrying of pressure demonstration appearance.

Drawings

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

Fig. 2 is an enlarged view of a position a in the structure diagram 1 of the present invention.

Fig. 3 is an enlarged view of the position B in the structure diagram 1 of the present invention.

Fig. 4 is a front view of the structure of the present invention.

Wherein: the sealing plug comprises a base 1, a U-shaped pipe 2, a weight tray 3, a pressure bearing rod 4, a support rod 5, a connecting device 6, a connecting cover 601, a piston 602, a connecting block 603, a connecting box 604, an elastic block 605, a sliding plate 606, a rotating base 607, an inclined plate 608, an elastic device 609, a limiting plate 6010, a fixing block 7, a detaching device 71, a positive plate 711, a fixing plate 712, a limiting column 713, a fixing column 714, a detaching box 715, an elastic ball 716, a bearing plate 717, a rotating plate 718, a supporting plate 719, a 7110 guide column 7110, a 7111 button, an 8 connecting rod, a 9 measuring cylinder, a 10 water outlet pipe and.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a physical pressure demonstration instrument comprises a base 1, a U-shaped pipe 2, a weight tray 3, a pressure-bearing rod 4, a support rod 5, a connecting device 6, a fixing block 7, a connecting rod 8, a measuring cylinder 9, a water outlet pipe 10 and a sealing plug 11, wherein the top of the base 1 is fixedly connected with the bottom end of the support rod 5, the top end of the support rod 5 is movably sleeved with a center shaft of the pressure-bearing rod 4, the top end of the pressure-bearing rod 4 is fixedly connected with the bottom of the weight tray 3, the bottom end of the pressure-bearing rod 4 is movably inserted into the top of the connecting device 6, a groove is formed in the left side of the pressure-bearing rod 4, the groove in the left side of the pressure-bearing rod 4 is in an elliptical shape, the bottom of the connecting device 6 is movably sleeved with the top of the U-shaped pipe 2, the right side, The left side of the front plate 711 is fixedly connected with the right end of a limiting column 713, the left end of the limiting column 713 penetrates through the right side of the fixing plate 712 and extends into the fixing plate 717, the top of the limiting column 713 is movably sleeved with the bottom end of the fixing column 714, the bottom end of the fixing column 714 penetrates through the bottom of the disassembly box body 715 and extends into the disassembly box body, the top end of the fixing column 714 is fixedly connected with the bottom of the bearing plate 717, the bottom of the bearing plate 717 is fixedly connected with the top of the elastic ball 716, the bottom of the elastic ball 716 is fixedly connected with the bottom of the inner wall of the disassembly box body 715, a sliding groove is arranged at the top of the bearing plate 717, a sliding block is arranged at the bottom of the rotating plate 718, the sliding groove arranged at the top of the bearing plate 717 is slidably connected with the sliding block arranged at the bottom of the rotating plate 718, the left side, rotor plate 718 top and guide pillar 7110 bottom fixed connection, guide pillar 7110 left side is run through and is dismantled the box 715 left side and extend to its outside, guide pillar 7110 left end and button 7111 right side fixed connection, elastic ball 716 has two, two elastic ball 716 are symmetrical about fixed column 714, U type pipe 2 left side and the fixed intercommunication of outlet pipe 10 right-hand member, U type socle end with seal stopper 11 activity and cup joint, graduated flask 9 is located outlet pipe 10 below, what water pipe 10 bottom set up has the delivery port, the delivery port that water pipe 10 bottom set up is located graduated flask 9 directly over, graduated flask 9 bottom and base 1 top swing joint, the left and right sides of U type pipe 2 inner circle is respectively in the left and right sides fixed connection of connecting rod 8.

As shown in fig. 3, the button 7111 is pressed, the guide post 7110 moves rightwards, the top end of the rotating plate 718 rotates rightwards, the bottom end of the rotating plate 718 moves leftwards, the bearing plate 717 moves upwards, the fixing post 714 is separated from the groove at the top of the limiting post 713, the front plate 711 is separated from the fixing plate 712, and the U-shaped tube 2 is taken down and placed.

The connecting device 6 comprises a connecting cover 601, a piston 602, a connecting block 603, a connecting box body 604, an elastic block 605, a sliding plate 606, a rotating base 607, an inclined plate 608, an elastic device 609 and a limiting plate 6010, the bottom of the connecting cover 601 is fixedly connected with the top of the U-shaped pipe 2, the top of the connecting cover 601 is movably sleeved with the bottom end of the pressure-bearing rod 4, the left side and the right side of the inner wall of the U-shaped pipe 2 are respectively connected with the left end and the right end of the piston 602 in a sliding manner, the top of the piston 602 is fixedly connected with the bottom of the connecting block 603, the top of the connecting block 603 penetrates through the top of the U-shaped pipe 2 and extends to the outside of the U-shaped pipe, the top of the connecting block 603 is fixedly connected with the bottom of the connecting box body 604, the bottom of the inner wall of the connecting box body 604 is fixedly connected with the bottom of the, the bottom end of the inclined plate 608 is rotatably connected with the top of the rotating base 607, the right side of the rotating base 607 is fixedly connected with the right side of the inner wall of the connecting box body 604, the right side of the inclined plate 608 is fixedly connected with the left side of the elastic device 609, the right side of the elastic device 609 is fixedly connected with the right side of the inner wall of the connecting box body 604, the top of the inclined plate 608 is fixedly connected with the bottom end of the limiting plate 6010, and the left end of the limiting plate 6010 is.

When the U-shaped pipe 2 is used, the pressure bearing rod 4 is rotated, the limiting plate 6010 moves rightwards along with the rotation of the limiting plate 6010 and the groove on the right side of the pressure bearing rod 4, the pressure bearing rod 4 is taken down, the button 7111 is pressed, the guide pillar 7110 moves rightwards along with the button, the top end of the rotating plate 718 rotates rightwards along with the rotation of the limiting plate, the bottom end of the rotating plate 718 moves leftwards along with the rotation of the bearing plate 717, the fixing column 714 moves upwards along with the rotation of the fixing column 714, the fixing column 714 is separated from the groove on the top of the limiting column 713, the front plate 711 and the fixing plate 712 are separated, the U-shaped pipe 2 is taken down and placed well, when the U-shaped pipe 2 is taken to a destination, the U-shaped pipe 2 is placed into the fixing block 7, the limiting column 713 is placed into the fixing plate 712, the button 7111 is loosened, the bearing plate 717 moves downwards under the action of the elastic ball 716, the bottom end of the pressure bearing rod 4 presses the sliding plate 606 to move downwards, the top end of the inclined plate 608 rotates leftwards under the action of the elastic device 609, the limiting plate 6010 is inserted into the groove on the right side of the pressure bearing rod 4, and then the pressure demonstration instrument can be used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pressure demonstration appearance for physics, includes base (1), U type pipe (2), weight tray (3), pressure-bearing pole (4), bracing piece (5), connecting device (6), fixed block (7), connecting rod (8), graduated flask (9), outlet pipe (10) and seals stopper (11), its characterized in that: the top of the base (1) is fixedly connected with the bottom end of a supporting rod (5), the top end of the supporting rod (5) is movably sleeved with the middle shaft of the bearing rod (4), the top end of the pressure bearing rod (4) is fixedly connected with the bottom of the weight tray (3), the bottom end of the pressure bearing rod (4) is movably inserted with the top of the connecting device (6), the bottom of the connecting device (6) is movably sleeved with the top of the U-shaped pipe (2), the right side of the U-shaped pipe (2) is movably inserted with the middle shaft of the fixing block (7), the left side of the U-shaped pipe (2) is fixedly communicated with the right end of the water outlet pipe (10), the top end of the U-shaped pipe (2) is movably sleeved with a sealing plug (11), the measuring cylinder (9) is positioned below the water outlet pipe (10), the bottom of the measuring cylinder (9) is movably connected with the top of the base (1), the left side and the right side of the inner ring of the U-shaped pipe (2) are respectively fixedly connected with the left side and the right side of the connecting rod (8);

the connecting device (6) comprises a connecting cover (601), a piston (602), a connecting block (603), a connecting box body (604), an elastic block (605), a sliding plate (606), a rotating base (607), an inclined plate (608), an elastic device (609) and a limiting plate (6010), wherein the bottom of the connecting cover (601) is fixedly connected with the top of the U-shaped pipe (2), the left side and the right side of the inner wall of the U-shaped pipe (2) are respectively connected with the left end and the right end of the piston (602) in a sliding manner, the top of the piston (602) is fixedly connected with the bottom of the connecting block (603), the top of the connecting block (603) penetrates through the top of the U-shaped pipe (2) and extends to the outside of the U-shaped pipe, the top of the connecting block (603) is fixedly connected with the bottom of the connecting box body (604), the bottom of the inner wall of the connecting box body (604) is, slide (606) left end and connection box (604) inner wall left side sliding connection, slide (606) top and bearing pole (4) bottom swing joint, slide (606) right side and swash plate (608) left side sliding connection, swash plate (608) bottom is rotated with rotating base (607) top and is connected, rotating base (607) right side and connection box (604) inner wall right side fixed connection, swash plate (608) right side and resilient means (609) left side fixed connection, resilient means (609) right side and connection box (604) inner wall right side fixed connection, swash plate (608) top and limiting plate (6010) bottom fixed connection, limiting plate (6010) left end is pegged graft with bearing pole (4) right side activity.

2. A physical pressure demonstration apparatus according to claim 1 wherein: the fixing block (7) comprises a dismounting device (71), the dismounting device (71) comprises a front plate (711), a fixing plate (712), a limiting column (713), a fixing column (714), a dismounting box body (715), elastic balls (716), a bearing plate (717), a rotating plate (718), a supporting plate (719), a guide column (7110) and a button (7111), the left side of the front plate (711) is fixedly connected with the right end of the limiting column (713), the left end of the limiting column (713) penetrates through the right side of the fixing plate (712) and extends into the fixing plate, the top of the limiting column (713) is movably sleeved with the bottom end of the fixing column (714), and the bottom end of the fixing column (714) penetrates through the bottom of the dismounting box body (715) and extends into the.

3. A physical pressure demonstration apparatus according to claim 2 wherein: the top end of the fixing column (714) is fixedly connected with the bottom of the bearing plate (717), the bottom of the bearing plate (717) is fixedly connected with the top of the elastic ball (716), the bottom of the elastic ball (716) is fixedly connected with the bottom of the inner wall of the disassembly box body (715), the top of the bearing plate (717) is provided with a sliding chute, and the bottom of the rotating plate (718) is provided with a sliding block.

4. A physical pressure demonstration apparatus according to claim 2 wherein: the bearing plate is characterized in that a sliding groove formed in the top of the bearing plate (717) is in sliding connection with a sliding block formed in the bottom of the rotating plate (718), the left side of the rotating plate (718) is fixedly connected with the right end of the supporting plate (719), the left end of the supporting plate (719) is fixedly connected with the left side of the inner wall of the disassembly box body (715), the top end of the rotating plate (718) is fixedly connected with the bottom of the guide pillar (7110), the left side of the guide pillar (7110) penetrates through the left side of the disassembly box body (715) and extends to the outside of the disassembly box body, and the left end of the guide pillar.

5. A physical pressure demonstration apparatus according to claim 2 wherein: the number of the elastic balls (716) is two, and the two elastic balls (716) are symmetrical about the fixed column (714).

6. A physical pressure demonstration apparatus according to claim 1 wherein: the left side of bearing pole (4) is provided with the recess, the left recess of bearing pole (4) is oval shape setting, connecting cover (601) top and the activity of bearing pole (4) bottom cup joint.

7. A physical pressure demonstration apparatus according to claim 1 wherein: the bottom of the water outlet pipe (10) is provided with a water outlet, and the water outlet arranged at the bottom of the water pipe (10) is positioned right above the measuring cylinder (9).