CN214553765U

CN214553765U - Test tube clamp for chemistry experiments

Info

Publication number: CN214553765U
Application number: CN202120510757.0U
Authority: CN
Inventors: 赵宇通
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-11-02
Anticipated expiration: 2031-03-10

Abstract

The utility model belongs to the technical field of test tube clamps, in particular to a test tube clamp for chemistry experiments, which comprises a handle, wherein the top end of the handle is fixedly connected with a connecting seat, the inner side of the left end of the connecting seat is fixedly connected with an installation seat, the inner side of the connecting seat is fixedly connected with a limiting rod, the inner side of the limiting rod is slidably connected with a slide block, the left end of the slide block is fixedly connected with a clamping block, the inner side of the bottom end of the clamping block is fixedly connected with a cushion block, the bottom end of the slide block is fixedly connected with a first spring, the bottom end of the first spring is fixedly connected with a pulling block, the bottom end of the pulling block is fixedly connected with a pull rod, the inner side of the pull rod is fixedly connected with an elastic seat, the inner side of the left end of the elastic seat is fixedly connected with a second spring, the right end of the second spring is fixedly connected with a push block, the right end of the push block is fixedly connected with a clamping block, and the rear end face of the handle is rotatably connected with the handle through a rotating shaft, the device is convenient to clamp, operation is convenient, the clamping stability of the device is improved, and the clamping range of the device is expanded.

Description

Test tube clamp for chemistry experiments

Technical Field

The utility model belongs to the technical field of the test tube clamp, concretely relates to test tube clamp for chemistry experiments.

Background

The test tube is sleeved from the bottom of the test tube and clamped at the position one third away from the opening of the test tube or the middle upper part, after clamping is finished, the hand is immediately placed at the long handle, the thumb does not press on the short handle, and when the test tube is taken down, the test tube is taken down from the lower end and does not contact the opening all the time. The test tube is heated by continuously oscillating the test tube.

The prior art has the following problems:

1. the traditional test tube clamp for the chemical experiment is inconvenient for clamping a test tube when in use, the traditional device has a small clamping range and is unstable in clamping;

2. traditional test tube clamp for chemistry experiments is inconvenient to vibrate the operation when using, and troublesome poeration wastes time and energy.

In order to solve the problems, the application provides a test tube clamp for a chemical experiment.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a test tube clamp for chemistry experiments has and makes things convenient for the device to carry out the centre gripping operation, makes things convenient for the device to vibrate the characteristics of operation.

In order to achieve the above object, the utility model provides a following technical scheme: a test tube clamp for chemistry experiments comprises a handle, wherein a connecting seat is fixedly connected to the top end of the handle, an installation seat is fixedly connected to the inner side of the left end of the connecting seat, a limiting rod is fixedly connected to the inner side of the connecting seat, a sliding block is slidably connected to the inner side of the limiting rod, a clamping block is fixedly connected to the left end of the sliding block, a cushion block is fixedly connected to the inner side of the bottom end of the clamping block, a first spring is fixedly connected to the bottom end of the sliding block, a pull rod is fixedly connected to the bottom end of the pull rod, an elastic seat is fixedly connected to the inner side of the pull rod, a second spring is fixedly connected to the inner side of the left end of the elastic seat, a push block is fixedly connected to the right end of the second spring, a clamping block is fixedly connected to the right end of the push block, the rear end face of the handle is rotatably connected with the handle through a rotating shaft, a motor is fixedly connected to the right end of a main shaft of the motor, the handle is characterized in that the tail end of the rotating rod main shaft is fixedly connected with a connecting rod, the front end face of the connecting rod is rotatably connected with the sliding sleeve through a rotating shaft, the inner side of the sliding sleeve is slidably connected with a sliding rod, the left end of the sliding rod is fixedly connected with a support, and the rear end face of the support is fixedly connected with the handle.

As the utility model relates to a test tube clamp is preferred for chemistry experiments, the mounting groove has been seted up to the mount pad inboard, the clamp splice outside with the mounting groove sliding connection of mount pad, the quantity of cushion is two, mount pad bottom inboard is circular-arc setting, is located the bottom the cushion bottom with the bottom inside wall fixed connection of mount pad.

As the utility model relates to a test tube clamp is preferred for chemistry experiments, the fixed slot has been seted up to the connecting seat inboard, gag lever post top and bottom all with the fixed slot inside wall fixed connection of connecting seat, the slider outside with the fixed slot sliding connection of connecting seat, draw the piece outside with the fixed slot sliding connection of connecting seat.

As the utility model relates to a test tube clamp is preferred for chemistry experiments, the connecting hole has been seted up to the connecting seat bottom, the pull rod outside with the connecting hole sliding connection of connecting seat, the kerve has been seted up to the handle inboard, the kerve top of handle with the connecting hole of connecting seat communicates each other.

As the utility model relates to a test tube clamp is preferred for chemistry experiments, the spout has been seted up to the handle inboard, play the seat outside with the spout sliding connection of handle, the ejector pad outside with play seat sliding connection, the draw-in groove has been seted up to the handle inboard, the motion trail of fixture block is the straight line shape, the draw-in groove setting of handle is in on the motion trail of fixture block.

As the utility model relates to a test tube clamp is preferred for chemistry experiments, the support runs through the handle, the support outside with handle sliding connection, the slide bar runs through the sliding sleeve, the slide bar outside with sliding sleeve sliding connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. drive the draw block downstream through the pulling pull rod, then the draw block drives first spring downstream, thereby first spring pulling slider drives the clamp splice downstream, then the clamp splice presss from both sides the test tube clamp tightly to be fixed on the mount pad, the cushion is used for the protection of antiskid and centre gripping, then the pull rod drives bullet seat downstream, then the second spring promotes the ejector pad and drives the fixture block and release, then the fixture block is with the draw-in groove block of handle, make things convenient for the device to carry out the centre gripping operation, and convenient operation, and improve the stability of device centre gripping, and extend device centre gripping scope.

2. Through holding the handle, the bull stick on the motor drives the connecting rod and rotates, and the connecting rod drives the sliding sleeve and slides on the slide bar to drive the slide bar around the reciprocal swing of support, the support drives the handle quick reciprocal swing in the handle, thereby drives the quick reciprocal swing of mount pad, and the convenience device drives the test tube and vibrates the operation, vibrates more evenly, improves the device and vibrates the effect, and the convenience device uses.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is the schematic view of the installation structure of the middle pull block of the present invention.

In the figure: 1. a handle; 2. a connecting seat; 3. a mounting seat; 4. a limiting rod; 5. a slider; 6. a clamping block; 7. cushion blocks; 8. a first spring; 9. pulling the block; 10. a pull rod; 11. a spring seat; 12. a second spring; 13. a push block; 14. a clamping block; 15. a grip; 16. a support; 17. a motor; 18. a rotating rod; 19. a connecting rod; 20. a sliding sleeve; 21. a slide bar.

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.

Example 1

Referring to fig. 1-2, the present invention provides the following solutions: a test tube clamp for chemical experiments comprises a handle 1, a connecting seat 2 is fixedly connected at the top end of the handle 1, a mounting seat 3 is fixedly connected at the inner side of the left end of the connecting seat 2, a limiting rod 4 is fixedly connected at the inner side of the connecting seat 2, a slide block 5 is slidably connected at the inner side of the limiting rod 4, a clamping block 6 is fixedly connected at the left end of the slide block 5, a cushion block 7 is fixedly connected at the inner side of the bottom end of the clamping block 6, a first spring 8 is fixedly connected at the bottom end of the slide block 5, a pull block 9 is fixedly connected at the bottom end of the first spring 8, a pull rod 10 is fixedly connected at the bottom end of the pull block 9, an elastic seat 11 is fixedly connected at the inner side of the pull rod 10, a second spring 12 is fixedly connected at the inner side of the left end of the elastic seat 11, a push block 13 is fixedly connected at the right end of the second spring 12, a fixture block 14 is fixedly connected at the right end of the push block 13, the rear end face of the handle 1 is rotatably connected with a handle 15 through a rotating shaft, a motor 17 is fixedly connected at the right end of the handle 15, a rotating rod 18 is fixedly connected at the end of the main shaft of the motor 17, the tail end of a main shaft of the rotating rod 18 is fixedly connected with a connecting rod 19, the front end face of the connecting rod 19 is rotatably connected with a sliding sleeve 20 through a rotating shaft, the inner side of the sliding sleeve 20 is slidably connected with a sliding rod 21, the left end of the sliding rod 21 is fixedly connected with a support 16, and the rear end face of the support 16 is fixedly connected with the handle 1.

In this embodiment: the device uses an external power supply to supply power, power supply equipment is switched on, a test tube is sleeved on the inner side of a mounting seat 3 when the device is used, then a pull rod 10 is pulled to drive a pull block 9 to move downwards, then the pull block 9 drives a first spring 8 to move downwards, the first spring 8 pulls a slide block 5 to drive a clamping block 6 to move downwards, then the clamping block 6 clamps and fixes the test tube on the mounting seat 3, a limiting rod 4 limits the movement of the slide block 5 and the pull block 9, a cushion block 7 is used for anti-skidding and clamping protection, then the pull rod 10 drives an elastic seat 11 to move downwards, then a second spring 12 pushes a push block 13 to drive a clamping block 14 to push out, then the clamping block 14 is clamped with a clamping groove of a handle 1, thereby limiting and fixing of the pull rod 10 is completed, the pulling force of the first spring 8 on the slide block 5 is maintained, clamping of the test tube by the clamping block 6 is maintained, when the test tube is loosened, by pressing down the clamping block 14, the push pull rod 10 drives the pull block 9 to reset, so that the first spring 8 pushes the clamping block 6 to reset, then the handle 15 is held by hand, the rotating rod 18 on the motor 17 drives the connecting rod 19 to rotate, the connecting rod 19 drives the sliding sleeve 20 to slide on the sliding rod 21, so that the sliding rod 21 is driven to swing back and forth around the support 16, and the support 16 drives the handle 1 to swing back and forth in the handle 15 quickly, so that the mounting seat 3 is driven to swing back and forth quickly.

In an optional embodiment, a mounting groove is formed in the inner side of the mounting seat 3, the outer side of the clamping block 6 is slidably connected with the mounting groove of the mounting seat 3, the number of the cushion blocks 7 is two, the inner side of the bottom end of the mounting seat 3 is in a circular arc shape, and the bottom end of the cushion block 7 located at the bottom end is fixedly connected with the inner side wall of the bottom end of the mounting seat 3.

In this embodiment: the test tube is clamped and fixed on the mounting seat 3 by the clamping block 6, and the cushion block 7 is used for preventing skidding and protecting clamping.

In an optional embodiment, the inner side of the connecting seat 2 is provided with a fixing groove, the top end and the bottom end of the limiting rod 4 are both fixedly connected with the inner side wall of the fixing groove of the connecting seat 2, the outer side of the sliding block 5 is slidably connected with the fixing groove of the connecting seat 2, and the outer side of the pulling block 9 is slidably connected with the fixing groove of the connecting seat 2.

In this embodiment: the pull block 9 drives the first spring 8 to move downwards, the first spring 8 pulls the sliding block 5 to drive the clamping block 6 to move downwards, and the limiting rod 4 limits the movement of the sliding block 5 and the pull block 9.

In an alternative embodiment, the bottom end of the connecting seat 2 is provided with a connecting hole, the outer side of the pull rod 10 is slidably connected with the connecting hole of the connecting seat 2, the inner side of the handle 1 is provided with a pull groove, and the top end of the pull groove of the handle 1 is communicated with the connecting hole of the connecting seat 2.

In this embodiment: draw piece 9 downstream through pulling pull rod 10 drive, then draw piece 9 to drive first spring 8 downstream, thereby first spring 8 pulling slider 5 drives clamp splice 6 downstream, then clamp splice 6 presss from both sides the tight fixing of test tube clamp on mount pad 3.

In an optional embodiment, a sliding groove is formed in the inner side of the handle 1, the outer side of the spring seat 11 is slidably connected with the sliding groove of the handle 1, the outer side of the push block 13 is slidably connected with the spring seat 11, a clamping groove is formed in the inner side of the handle 1, the movement track of the clamping block 14 is linear, and the clamping groove of the handle 1 is arranged on the movement track of the clamping block 14.

In this embodiment: the pull rod 10 drives the bullet seat 11 downstream, then the second spring 12 promotes ejector pad 13 and drives fixture block 14 and release, then fixture block 14 and handle 1's draw-in groove block to the completion is fixed to the spacing of pull rod 10, keeps first spring 8 to the pulling force of slider 5, thereby keeps the centre gripping of clamp splice 6 to the test tube.

In an alternative embodiment, the bracket 16 extends through the handle 15, the outer side of the bracket 16 is slidably connected with the handle 15, the sliding rod 21 extends through the sliding sleeve 20, and the outer side of the sliding rod 21 is slidably connected with the sliding sleeve 20.

In this embodiment: support 16 drives handle 1 quick reciprocating swing in handle 15 to drive the quick reciprocating swing of mount pad 3, the convenience device drives the test tube and vibrates the operation, vibrates more evenly, improves the device and vibrates the effect, the convenience device uses.

The utility model discloses a theory of operation and use flow: the device uses an external power supply to supply power, the device uses the external power supply to supply power, power supply equipment is switched on, when the device is used, a test tube is sleeved on the inner side of a mounting seat 3, then a pull rod 10 is pulled to drive a pull block 9 to move downwards, then the pull block 9 drives a first spring 8 to move downwards, the first spring 8 pulls a slide block 5 so as to drive a clamping block 6 to move downwards, then the clamping block 6 clamps and fixes the test tube on the mounting seat 3, a limiting rod 4 limits the movement of the slide block 5 and the pull block 9, a cushion block 7 is used for anti-skidding and clamping protection, then the pull rod 10 drives an elastic seat 11 to move downwards, then a second spring 12 pushes a push block 13 to drive a clamping block 14 to push out, then the clamping block 14 is clamped with a clamping groove of a handle 1, thereby limiting and fixing of the pull rod 10 is completed, the tension of the first spring 8 on the slide block 5 is maintained, thereby the clamping of the clamping block 6 on the test tube is maintained, when the test tube is loosened, through pressing down fixture block 14, it drives and draws piece 9 to reset to promote pull rod 10, thereby make first spring 8 promote clamp splice 6 and reset, thereby loosen the test tube, convenience of installation carries out the centre gripping operation, convenient operation, and improve the stability of device centre gripping, and extend device centre gripping scope, then through holding handle 15, bull stick 18 on the motor 17 drives connecting rod 19 and rotates, connecting rod 19 drives sliding sleeve 20 and slides on slide bar 21, thereby drive slide bar 21 around support 16 reciprocating swing, support 16 drives handle 1 quick reciprocating swing in handle 15, thereby drive mount pad 3 quick reciprocating swing, convenience of installation drives the test tube and vibrates the operation, it is more even to vibrate, improve the device and vibrates the effect, convenience of installation uses.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a test tube clamp for chemistry experiments which characterized in that: comprises a handle (1), a connecting seat (2) is fixedly connected to the top end of the handle (1), a mounting seat (3) is fixedly connected to the inner side of the left end of the connecting seat (2), a limiting rod (4) is fixedly connected to the inner side of the connecting seat (2), a sliding block (5) is slidably connected to the inner side of the limiting rod (4), a clamping block (6) is fixedly connected to the left end of the sliding block (5), a cushion block (7) is fixedly connected to the inner side of the bottom end of the clamping block (6), a first spring (8) is fixedly connected to the bottom end of the sliding block (5), a pulling block (9) is fixedly connected to the bottom end of the pulling block (9), a pull rod (10) is fixedly connected to the inner side of the pull rod (10), an elastic seat (11) is fixedly connected to the inner side of the left end of the elastic seat (11), a second spring (12) is fixedly connected to the right end of the second spring (12), a pushing block (13) is fixedly connected to the right end of the second spring (12), ejector pad (13) right-hand member fixedly connected with fixture block (14), handle (1) rear end face rotates through the pivot and is connected with handle (15), handle (15) right-hand member fixedly connected with motor (17), motor (17) main shaft end fixedly connected with bull stick (18), bull stick (18) main shaft end fixedly connected with connecting rod (19), the terminal surface rotates through the pivot before connecting rod (19) and is connected with sliding sleeve (20), sliding sleeve (20) inboard sliding connection has slide bar (21), slide bar (21) left end fixedly connected with support (16), support (16) rear end face with handle (1) fixed connection.

2. The test tube holder for chemical experiments according to claim 1, characterized in that: the mounting groove has been seted up to mount pad (3) inboard, clamp splice (6) the outside with the mounting groove sliding connection of mount pad (3), the quantity of cushion (7) is two, mount pad (3) bottom inboard is circular-arc setting, is located the bottom cushion (7) bottom with the bottom inside wall fixed connection of mount pad (3).

3. The test tube holder for chemical experiments according to claim 1, characterized in that: the fixing groove is formed in the inner side of the connecting seat (2), the top end and the bottom end of the limiting rod (4) are fixedly connected with the inner side wall of the fixing groove of the connecting seat (2), the outer side of the sliding block (5) is connected with the fixing groove of the connecting seat (2) in a sliding mode, and the outer side of the pulling block (9) is connected with the fixing groove of the connecting seat (2) in a sliding mode.

4. The test tube holder for chemical experiments according to claim 1, characterized in that: the handle is characterized in that a connecting hole is formed in the bottom end of the connecting seat (2), the outer side of the pull rod (10) is connected with the connecting hole of the connecting seat (2) in a sliding mode, a pull groove is formed in the inner side of the handle (1), and the top end of the pull groove of the handle (1) is communicated with the connecting hole of the connecting seat (2).

5. The test tube holder for chemical experiments according to claim 1, characterized in that: the handle is characterized in that a sliding groove is formed in the inner side of the handle (1), the outer side of the elastic seat (11) is in sliding connection with the sliding groove of the handle (1), the outer side of the push block (13) is in sliding connection with the elastic seat (11), a clamping groove is formed in the inner side of the handle (1), the movement track of the clamping block (14) is linear, and the clamping groove of the handle (1) is formed in the movement track of the clamping block (14).

6. The test tube holder for chemical experiments according to claim 1, characterized in that: the support (16) runs through the grip (15), the outer side of the support (16) is in sliding connection with the grip (15), the sliding rod (21) runs through the sliding sleeve (20), and the outer side of the sliding rod (21) is in sliding connection with the sliding sleeve (20).