CN218132043U - Butterfly clip structure of test tube rack - Google Patents

Abstract

The utility model discloses a test-tube rack butterfly presss from both sides structure, it includes the test-tube rack base: the utility model discloses a test-tube rack, including test-tube rack base, butterfly clamp body, spring box, spacing groove, the inner chamber of spacing groove, the front side welded of branch has the spring box, spacing hole has been seted up to the front side of butterfly clamp body, the place ahead of spring box is run through and is provided with the inserted bar, the rear end of inserted bar runs through inserted bar and branch in proper order and extends to the inner chamber in spacing hole, the skin weld of inserted bar has the plectane, the cylindricality chamber with plectane looks adaptation is seted up to the inside of spring box, fixedly connected with spring between the front side of plectane and the inner wall in cylindricality chamber. The utility model discloses a pulling draws the piece to drive the inserted bar and shifts forward and break away from the inner chamber in spacing hole in the inside of branch, and handheld butterfly clamp body shifts up and arrives the top of branch in the inner chamber of spacing groove afterwards, can reach the purpose of pressing from both sides convenient dismantlement from the support with the butterfly.

Description

Butterfly clip structure of test tube rack

Technical Field

The utility model belongs to the technical field of chemistry experiment instrument, especially, relate to test-tube rack butterfly clamp structure.

Background

The test-tube rack is for titration analysis in the chemical experiment, and common test-tube rack includes base and support, and the support stands on the base, and wherein support surface mounting has the butterfly to press from both sides, and the butterfly presss from both sides that Fizeau presss from both sides, is used for cliping acid, alkali buret usually, makes it vertical.

In the actual use of test-tube rack, need dismantle it and change when the butterfly clamp appears damaging, if the butterfly clamp adopts bolted connection with the fixed mode of support, need unscrew and screw the bolt during dismouting butterfly clamp, it is comparatively consuming time, consequently need a test-tube rack butterfly clamp structure that can convenient dismouting to save the time that the user changed the butterfly clamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a test-tube rack butterfly presss from both sides structure to solve in the actual use of test-tube rack, need dismantle it and change when the butterfly clamp appears damaging, if the butterfly clamp adopts bolted connection with the fixed mode of support, need unscrew and screw the bolt during the dismouting butterfly clamp, comparatively consuming time, consequently need a test-tube rack butterfly clamp structure that can convenient dismouting, in order to save the technical problem that the user changed the butterfly clamp time.

The utility model provides an above-mentioned technical problem's technical scheme as follows: test-tube rack butterfly clamp structure, it includes the test-tube rack base: the top of the test tube rack base is provided with a supporting rod, the top of the supporting rod is provided with a limiting groove, the inner cavity of the limiting groove is inserted with a butterfly clamp body, the front side of the supporting rod is welded with a spring box, the front side of the butterfly clamp body is provided with a limiting hole, the front of the spring box is provided with an inserting rod in a penetrating way, the rear end of inserted bar runs through spring box and branch in proper order and extends to the inner chamber in spacing hole, the skin weld of inserted bar has the plectane, the cylindricality chamber with plectane looks adaptation is seted up to the inside of spring box, fixedly connected with spring between the front side of plectane and the inner wall in cylindricality chamber.

Preferably, a slide plate groove is formed in the test tube rack base, and a slide plate is connected to the bottom of the inner cavity of the slide plate groove in a sliding mode.

Preferably, the bottom of branch run through to the inside of test-tube rack base and with slide fixed connection, the branch groove with branch looks adaptation is seted up at the top of test-tube rack base.

Preferably, the inside of the supporting rod is provided with a jack matched with the inserted rod, and the front side of the spring box is provided with an inserted rod groove matched with the inserted rod.

Preferably, the front end of the spring is welded with a pull block.

1. The utility model has the advantages that: the utility model discloses a pulling draws the piece to drive the inserted bar and break away from the inner chamber in spacing hole at the inside antedisplacement of branch, handheld butterfly clamp body shifts up and arrives the top of branch in the inner chamber of spacing groove afterwards, can reach the purpose of pressing from both sides convenient dismantlement from the support with the butterfly, the in-use at the test-tube rack reality has been solved, need dismantle it and change when the butterfly presss from both sides the damage appearing, the butterfly presss from both sides if adopt bolted connection with the fixed mode of support, need unscrew and screw the bolt during dismouting butterfly clamp, it is comparatively consuming time, consequently, need a test-tube rack butterfly clamp structure that can convenient dismouting, in order to save the problem that the user changed butterfly clamp time.

2. The utility model discloses a cooperation in slide groove, slide and strut groove is used, and convenient to use person removes branch in the top of test-tube rack base is nimble, has avoided the user to lift fortune test-tube rack base side and can remove branch, has improved the convenience that branch short distance removed.

3. The utility model discloses a setting in inserted bar groove carries on spacingly to the removal of inserted bar, has avoided the inserted bar to appear the condition emergence of rocking in removing.

4. The utility model discloses a setting of drawing the piece, convenient to use person carries out the application of force to the inserted bar, and the condition that appears the hand slip when having avoided the direct pulling inserted bar of user takes place.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a perspective cross-sectional view of an embodiment of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. the test tube rack comprises a test tube rack base, 2, a sliding plate groove, 3, a sliding plate, 4, a supporting rod, 5, a supporting rod groove, 6, a butterfly clamp body, 7, a limiting groove, 8, a spring box, 9, a limiting hole, 10, an inserting rod, 11, an inserting rod groove, 12, a circular plate, 13, a cylindrical cavity, 14, a spring, 15 and a pulling block.

Detailed Description

Hereinafter, embodiments of the test tube rack butterfly clip structure of the present invention will be described with reference to the accompanying drawings.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other embodiments that are obvious based on the disclosure of the claims and the specification herein, including those that employ any obvious substitutions and modifications to the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It is noted that the drawings are not necessarily to the same scale, emphasis instead being placed upon clearly illustrating the structure of various elements of embodiments of the present invention. Like reference numerals are used to denote like parts.

Fig. 1-2 show a test tube rack butterfly clip structure of an embodiment of the present invention, which includes 1: the inner part of a test tube rack base 1 is provided with a sliding plate groove 2, the bottom of the inner cavity of the sliding plate groove 2 is connected with a sliding plate 3 in a sliding way, the bottom end of a strut 4 penetrates into the inner part of the test tube rack base 1 and is fixedly connected with the sliding plate 3, the top of the test tube rack base 1 is provided with a strut groove 5 matched with the strut 4, the strut 4 can be conveniently and flexibly moved at the top of the test tube rack base 1 by a user through the matching use of the sliding plate groove 2, the sliding plate 3 and the strut groove 5, the situation that the strut 4 can be moved by the user when the user needs to lift and transport the test tube rack base 1 is avoided, the convenience of short-distance movement of the strut 4 is improved, the top of the test tube rack base 1 is provided with the strut 4, the top of the strut 4 is provided with a limiting groove 7, the inner cavity of the limiting groove 7 is inserted with a butterfly clamp body 6, the front side of the strut 4 is welded with a spring box 8, the front side of the butterfly clamp body 6 is provided with a limiting hole 9, the place ahead of spring box 8 runs through and is provided with inserted bar 10, the rear end of inserted bar 10 runs through spring box 8 and branch 4 in proper order and extends to the inner chamber of spacing hole 9, the jack with inserted bar 10 looks adaptation is seted up to the inside of branch 4, inserted bar groove 11 with inserted bar 10 looks adaptation is seted up to the front side of spring box 8, setting through inserted bar groove 11, carry on spacingly to the removal of inserted bar 10, the condition of rocking has been avoided inserting bar 10 appearing in the removal takes place, the skin weld of inserted bar 10 has disc 12, the cylindricality chamber 13 with disc 12 looks adaptation is seted up to the inside of spring box 8, fixedly connected with spring 14 between the front side of disc 12 and the inner wall of cylindricality chamber 13, the front end welding of spring 14 has pull block 15, through the setting of pull block 15, the user of being convenient for carries out the application of force to inserted bar 10, the smooth condition of hand appears when having avoided user directly to spur inserted bar 10 and has taken place.

The working principle is as follows: when the butterfly clamp is used, a user moves the support rod 4 in the inner cavity of the support rod groove 5 by holding the support rod 4, so that the support rod 4 drives the sliding plate 3 to move in the inner cavity of the sliding plate groove 2, namely, the support rod 4 can flexibly move at the top of the test tube rack base 1 in a short distance, when the butterfly clamp body 6 needs to be disassembled by the user, the pulling block 15 is pulled to drive the inserting rod 10 to move forwards in the support rod 4 and break away from the inner cavity of the limiting hole 9, then the butterfly clamp body 6 is held to move upwards in the inner cavity of the limiting groove 7 and reach the upper part of the support rod 4, the butterfly clamp body 6 can be disassembled, and then the butterfly clamp body 6 after being replaced is installed, pulling draws piece 15 to drive inserted bar 10 and antedisplacement and breaks away from the inner chamber of spacing groove 7, make inserted bar 10 drive plectane 12 antedisplacement and compression spring 14, butterfly clamp body 6 after will changing inserts the inner chamber of spacing groove 7 afterwards, the rear end of inserted bar 10 aligns with the inner chamber of spacing hole 9 this moment, the pine takes off and draws piece 15 afterwards, make the resilience force of spring 14 drive inserted bar 10 through plectane 12 and move backward and get into the inner chamber of spacing hole 9, can press from both sides body 6 lock solid with the butterfly through inserted bar 10 in the inner chamber of spacing groove 7, the quick dismouting to the butterfly clamp has been realized, comparatively time-consuming condition emergence when having avoided using the bolt lock solid, the efficiency that the user changed the butterfly and pressed from both sides has been improved.

In summary, the following steps: this test-tube rack butterfly presss from both sides structure, drive inserted bar 10 at the inside antedisplacement of branch 4 and break away from the inner chamber of spacing hole 9 through pulling pull block 15, handheld butterfly presss from both sides body 6 shifts up and arrives the top of branch 4 in the inner chamber of spacing groove 7 afterwards, can reach the purpose of pressing from both sides convenient dismantlement from the support with the butterfly, solved in the actual use of test-tube rack, need dismantle it and change when the butterfly presss from both sides the damage appearing, the butterfly presss from both sides and if adopt bolted connection with the fixed mode of support, need unscrew the bolt and screw during the dismouting butterfly presss from both sides, it is comparatively consuming time, consequently need a test-tube rack butterfly clamp structure that can convenient dismouting, with the problem of user's change butterfly clamp time sparingly.

The above-disclosed technical features are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims (5)

1. Test-tube rack butterfly presss from both sides structure, its characterized in that includes test-tube rack base (1): the top of test-tube rack base (1) is provided with branch (4), spacing groove (7) have been seted up at the top of branch (4), the inner chamber of spacing groove (7) is inserted and is closed butterfly clamp body (6), the front side welding of branch (4) has spring box (8), spacing hole (9) have been seted up to the front side of butterfly clamp body (6), the place ahead of spring box (8) is run through and is provided with inserted bar (10), the rear end of inserted bar (10) runs through spring box (8) and branch (4) in proper order and extends to the inner chamber of spacing hole (9), the skin weld of inserted bar (10) has plectane (12), cylindricality chamber (13) with plectane (12) looks adaptation is seted up to the inside of spring box (8), fixedly connected with spring (14) between the front side of plectane (12) and the inner wall of cylindricality chamber (13).

2. The test tube rack butterfly clip structure according to claim 1, wherein a slide plate groove (2) is formed in the test tube rack base (1), and a slide plate (3) is slidably connected to the bottom of an inner cavity of the slide plate groove (2).

3. The butterfly clamp structure according to claim 2, wherein the bottom end of the support rod (4) penetrates through the inside of the test tube rack base (1) and is fixedly connected with the sliding plate (3), and a support rod groove (5) matched with the support rod (4) is formed in the top of the test tube rack base (1).

4. The butterfly clamp structure of the test tube rack according to claim 3, wherein the support rod (4) is provided with a jack adapted to the insertion rod (10), and the spring box (8) is provided with an insertion rod groove (11) adapted to the insertion rod (10) at the front side thereof.

5. The test tube rack butterfly clip structure according to claim 4, wherein a pull block (15) is welded to a front end of the spring (14).

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