CN217717649U - Multi-clamping-position burette rack - Google Patents
Multi-clamping-position burette rack Download PDFInfo
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- CN217717649U CN217717649U CN202221338314.9U CN202221338314U CN217717649U CN 217717649 U CN217717649 U CN 217717649U CN 202221338314 U CN202221338314 U CN 202221338314U CN 217717649 U CN217717649 U CN 217717649U
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Abstract
The utility model provides a multi-clamping-position burette rack, which comprises a tray, a connecting rod, a supporting rod, a fixing piece and a fixing piece mounting sleeve, wherein a plurality of uniformly distributed burette clamping holes are arranged on the tray and are parallel to the axial direction of the tray; one end of the connecting rod is connected to the top of the tray, and the other end of the connecting rod is hinged below one end of the supporting rod; the mounting is connected in the other end of bracing piece, and mounting detachably joint is in the mounting cover. According to the technical scheme of the utility model, the tray and the connecting rod are connected below the supporting rod to form a cantilever hoisting structure, so that the multi-clamping-position burette rack can be flexibly hung at various required positions, the whole weight is light, and the burette rack is convenient to carry and move and can be flexibly installed; a large number of burette clamping holes can be formed in the tray, so that the experiment requirement is met.
Description
Technical Field
The utility model relates to a titration experiment equipment technical field especially relates to a many screens burette rack.
Background
Titration experiment is the common chemical analysis experiment in laboratory, and marble titration tube frame is used commonly in the laboratory comes the fixed buret, and in order to guarantee to titrate the stable of test tube and make, avoid empting, the base of titration tube frame is the marble, and this kind of titration tube frame's base is because heavy, and the transport of being not convenient for removes, makes the experiment operation inconvenient, and in addition, this kind of titration tube frame once can only fix two burets, is unfavorable for the multitube experiment.
Therefore, a multi-clamping burette rack is needed to solve the problem that the burette rack in the prior art is inconvenient to carry and can fix the small number of burettes.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a many screens buret support to can solve among the prior art at least that the buret support transport is inconvenient and can fix the little problem of buret quantity.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a multi-clamping-position burette rack, which comprises a tray, a connecting rod, a supporting rod, a fixing piece and a fixing piece mounting sleeve, wherein,
a plurality of burette clamping holes are uniformly distributed on the tray and are arranged in a penetrating manner in parallel to the axial direction of the tray;
one end of the connecting rod is connected to the top of the tray, and the other end of the connecting rod is hinged below one end of the supporting rod;
the fixing part is connected to the other end of the supporting rod, and the fixing part is detachably clamped in the fixing part mounting sleeve.
Preferably, the fixing piece mounting sleeve is used for being adhered to a wall or fixed through bolts;
the fixing piece mounting sleeve is provided with a clamping groove which is inwards sunken from the top, and the fixing piece is clamped in the clamping groove from top to bottom.
Preferably, the fixing piece installing sleeve further comprises a buckling plate, one end of the fixing piece installing sleeve is provided with a connecting lug, the other end of the fixing piece installing sleeve is provided with a clamping point, one end of the buckling plate is hinged to the connecting lug, and the other end of the buckling plate is provided with a clamping opening matched with the clamping point;
the mounting cover orientation one side of bracing piece is equipped with the breach that runs through the top, the one end joint of mounting in the draw-in groove, the other end joint in the breach, and with the bracing piece the other end is connected.
Preferably, the fixing part mounting sleeve is provided with a bearing plate, the bearing plate is positioned below the notch and flush with the notch, and the middle part of the supporting rod is in contact with the bearing plate.
Preferably, the connecting rod is hinged with the supporting rod through a universal joint assembly, the universal joint assembly comprises a shell and a rolling ball, the supporting rod is connected to one side of the shell, and the rolling ball is slidably arranged in the shell;
the connecting rod is a telescopic rod, and the top of the connecting rod is connected to the bottom of the rolling ball;
at least the connecting rod and the tray are made of polyetheretherketone.
Preferably, a mounting groove is formed in the shell and comprises a spherical groove section and a cylindrical groove section which are connected with each other, the rolling ball is arranged in the spherical groove section in a sliding mode, the cylindrical groove section is communicated with the spherical groove section and the bottom face of the shell, and the connecting rod penetrates through the cylindrical groove section and is connected with the rolling ball.
Preferably, the tray is circular, and is a plurality of buret card hole is followed the circumference equipartition of tray, every buret card downthehole at least a pair of fixed subassembly that is used for centre gripping buret that is equipped with of buret card.
Preferably, at least one pair of the fixing assemblies are uniformly distributed along the circumferential direction of the burette clamping hole, and a first mounting hole matched with the fixing assemblies is formed in the hole wall of the burette clamping hole;
each fixing assembly comprises a first spring and a clamping plate, the clamping plate is in an arc shape concentric with the burette clamping hole, the first spring is arranged in the mounting hole, a piston rod is arranged on one side of the clamping plate, and the piston rod extends into the mounting hole and is connected with the first spring;
the top of the clamping plate is arc-shaped.
Preferably, fixed subassembly is a pair of, and is a pair of fixed subassembly is followed buret card hole sets up from top to bottom, every fixed subassembly includes annular cushion, the outer fringe joint of cushion in the pore wall in buret card hole, the inner edge of cushion is equipped with along radial setting, and along a plurality of gaps of circumference equipartition.
Preferably, the fixed subassembly is for following 3 of buret card hole's circumference equipartition, the pore wall of buret card hole be equipped with the second mounting hole of fixed subassembly adaptation, every fixed subassembly includes second spring and plunger head, the second spring is located in the second mounting hole, the one end of plunger head stretches into in the second mounting hole with the second spring is connected, and slides spacing in the second mounting hole, the other end of plunger head is the button head form.
Compared with the prior art, the utility model provides a many screens burette rack has following beneficial effect at least: the tray and the connecting rod are connected below the supporting rod to form a cantilever hoisting structure, and the fixing piece mounting sleeve which is connected with the fixing piece in a matching way are used as force bearing parts of the cantilever hoisting structure, so that the multi-clamping-position burette rack can be flexibly hung at various required positions, and the vertical state of the burette can be kept; the utility model relates to a multi-clamping-position burette rack, which hangs and hoists a tray, has light overall weight, is convenient to carry and move, and can be flexibly installed; the burette clamping holes on the tray are used for fixing and clamping the burette, and the tray is arranged at the bottom of the multi-clamping-position burette rack, so that a large number of burette clamping holes can be formed in the tray, and the experiment requirement is met.
The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. The several embodiments of the present invention are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 shows a schematic diagram of a multi-stuck burette stand according to an exemplary embodiment of the present invention;
FIG. 2 is an exploded view of a mounting sleeve and a mounting member of a multi-position burette rack according to an exemplary embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating a first view of a mounting sleeve of a multi-position burette rack according to an exemplary embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating a second view of a mounting sleeve of a multi-position burette rack in accordance with an exemplary embodiment of the present invention;
fig. 5 shows a schematic structural diagram of a mounting sleeve of a fixing member in a multi-position burette rack according to an exemplary embodiment of the present invention;
FIG. 6 illustrates a cross-sectional view of a gimbal assembly in a multi-stuck burette rack in an exemplary embodiment of the present invention;
FIG. 7 shows a horizontally oriented cross-sectional view of a stationary assembly in a multi-position burette rack in accordance with a first exemplary embodiment of the present invention;
FIG. 8 shows a schematic view of the clamping plate of the fixture assembly in a multi-position burette rack according to a first exemplary embodiment of the present invention;
figure 9 shows a vertical cross-sectional view of a stationary assembly in a multi-position burette rack in accordance with a second exemplary embodiment of the present invention;
figure 10 shows a horizontally oriented cross-sectional view of a stationary assembly in a multi-position burette rack in accordance with a second exemplary embodiment of the present invention;
figure 11 shows a horizontal cross-sectional view of a stationary assembly in a multi-position burette rack according to a third exemplary embodiment of the present invention.
The reference numbers illustrate:
the device comprises a tray, a connecting rod, a supporting rod, a fixing part mounting sleeve, a burette 6, a clamping hole, a clamping groove 7, an adhesive layer 8, a buckling plate 9, a buckling point 10, a notch 11, a shell 12, a rolling ball 13, a mounting groove 14, a first spring 15, a clamping plate 16, a rubber cushion 17, a second spring 18, a plunger head 19 and a bearing plate 20.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
It should be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 of the present invention and to simplify the description, but do not indicate or imply that the device or element 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.
In order to solve the problems of the prior art, the utility model provides a multi-clamping burette stand, which is shown in figures 1 and 2 and comprises a tray 1, a connecting rod 2, a supporting rod 3, a fixing piece 4 and a fixing piece mounting sleeve 5, wherein,
a plurality of burette clamping holes 6 are uniformly distributed on the tray 1, and the plurality of burette clamping holes 6 are arranged in parallel to the axial direction of the tray 1 in a penetrating way;
one end of the connecting rod 2 is connected to the top of the tray 1, and the other end is hinged below one end of the supporting rod 3;
the fixing part 4 is connected to the other end of the support rod 3, and the fixing part 4 is detachably clamped in the fixing part mounting sleeve 5.
The utility model relates to a multi-clamping burette rack, which connects a tray 1 and a connecting rod 2 below a support rod 3 to form a cantilever hoisting structure, and a fixing piece mounting sleeve 5 which is matched and connected with a fixing piece 4 is used as a bearing part of the cantilever hoisting structure through the fixing piece 4, thereby flexibly hanging the multi-clamping burette rack at various required positions and keeping the vertical state of a burette through hanging; the utility model relates to a multi-clamping-position burette rack, which adopts a hanging installation mode to hang and hoist a tray 1, compared with the burette rack with a marble base, the whole weight is lighter, and the burette rack is convenient to carry and move and can be flexibly installed; burette card hole 6 on the tray 1 is used for fixing and the centre gripping to the burette, and because tray 1 sets up in the bottom of many screens burette frame, can set up more burette card hole 6 on tray 1 to satisfy the experiment demand.
In the application, the fixing piece mounting sleeve 5 is used for being bonded with a wall or fixed through a bolt; the fixing part mounting sleeve 5 is provided with a clamping groove 7 which is inwards sunken from the top, and the fixing part 4 is clamped in the clamping groove 7 from top to bottom.
The multi-clamping burette stand further comprises a buckle plate 9, one end of the fixing piece mounting sleeve 5 is provided with a connecting lug, the other end of the fixing piece mounting sleeve 5 is provided with a clamping point 10, one end of the buckle plate 9 is hinged to the connecting lug, and the other end of the buckle plate 9 is provided with a bayonet matched with the clamping point 10; one side of mounting cover 5 towards bracing piece 3 is equipped with the breach 11 that runs through the top, and the one end joint of mounting 4 is in draw-in groove 7, and the other end joint is in breach 11, and is connected with the other end of bracing piece 3.
As shown in fig. 3 and 4, the fixing member mounting sleeve 5 is of a box-shaped structure and includes four side walls and a bottom wall, wherein a notch 11 is formed in one side wall, the width of the notch 11 is smaller than that of the slot 7, the depth of the notch 11 is smaller than that of the slot 7, the other end of the fixing member 4 can be exposed through the notch 11 to be connected with the supporting rod 3, and the side wall where the notch 11 is located can limit the fixing member 4, so that the fixing member 4 is prevented from being separated from the horizontal direction. Mounting 4 can set up with draw-in groove 7 adaptation, and wherein the one end of being connected with bracing piece 3 of mounting 4 can outwards bulge to the joint in breach 11, the one end that deviates from bracing piece 3 of mounting 4 can the joint in draw-in groove 7, and does not bulge in the top of draw-in groove 7, so that buckle 9 lock. The thickness of the fixing part 4 is matched with the clamping groove 7, and the bearing strength of the fixing part 4 and the fixing part mounting sleeve 5 can be improved by adjusting the thickness of the fixing part 4.
As shown in fig. 3, in an embodiment of the present application, an adhesive layer 8 is disposed on an outer side of a side wall of the fixing member mounting sleeve 5 opposite to the notch 11, the adhesive layer 8 can be adhered to a smooth plane such as a tile or a glass to fix the multi-clamping burette stand at a desired position, and the material used for the adhesive layer 8 is a common adhesive glue on the market, and can be reused.
In other embodiments of the present application, the side wall of the fixing member mounting sleeve 5 opposite to the notch 11 can be fixed to the mounting position by bolts.
As shown in fig. 3 and 4, the connection lug and the locking point 10 of the fixing member mounting sleeve 5 are respectively disposed on the side walls of the two sides of the notch 11, the connection lug is a pair, one end of the buckle plate 9 is provided with a pair of mounting lugs adapted to the connection lug, the mounting lugs extend downward from the buckle plate 9, the mounting lugs are hinged to the connection lugs through hinge shafts, the other end of the buckle plate 9 extends downward, the protruding portion of the other end of the buckle plate 9 is provided with a locking opening, when the buckle plate 9 is turned and buckled, the buckle plate 9 can at least cover the area where the locking groove 7 is located, so as to limit the fixing member 4 in the vertical direction, the locking point 10 can be locked in the locking opening, when disassembly is required, the locking point 10 can be disengaged from the locking opening by lightly snapping the buckle plate 9, and the fixing member 4 is disengaged from the fixing member mounting sleeve 5.
As shown in fig. 5, in an embodiment of the present application, a supporting plate 20 is disposed on the fixing member mounting sleeve 5, the supporting plate 20 is located below the notch 11 and is flush with the notch 11, the middle portion of the supporting rod 3 contacts the supporting plate 20, and the fixing member mounting sleeve 5 can support the supporting rod 3 through the supporting plate 20, so as to reduce the stress of the notch 11. Reinforcing ribs can be arranged between the bottom surface of the supporting plate 20 and the side wall where the notch 11 is positioned, so that the connecting strength is further improved.
In other embodiments of this application, many screens burette support can also include auxiliary strut (the attached drawing is not shown), all set up mounting installation cover 5 and mounting 4 to two, auxiliary strut's one end articulates in the middle part of bracing piece 3, and auxiliary strut and bracing piece 3 form the contained angle, auxiliary strut's the other end is connected in a mounting 4, this mounting 4 flushes at vertical direction with mounting 4 that is connected with bracing piece 3, two mounting installation covers 5 are setting up from top to bottom along vertical direction in the installation department, with two mounting 4 respectively the joint in connecting in mounting installation cover 5, and keep bracing piece 3 to the horizontality, support bracing piece 3 through auxiliary strut, and improve the bearing capacity of bracing piece 3, improve the intensity that hangs.
In one embodiment of the present application, the connecting rod 2 is hinged with the supporting rod 3 through a universal joint assembly, the universal joint assembly comprises a housing 12 and a rolling ball 13, the supporting rod 3 is connected to one side of the housing 12 through welding, or the supporting rod 3 and the housing 12 are integrally formed, and the rolling ball 13 is slidably arranged in the housing 12; the connecting rod 2 is a telescopic rod, and the top of the connecting rod 2 is connected to the bottom of the rolling ball 13; at least the tie-rods 2 and the tray 1 are made of polyetheretherketone.
In this application, each part such as tray 1, connecting rod 2, bracing piece 3, mounting 4 and mounting installation cover 5 is all preferably made by polyether ether ketone (peek) material, and this material not only acid and alkali-resistance, and weight is lighter simultaneously, and portable, removal can avoid many screens burette support to the problem of corruption because of laboratory acid-base environment.
As shown in fig. 6, in an embodiment of the present application, a mounting groove 14 is provided in the housing 12, the mounting groove 14 includes a spherical groove section and a cylindrical groove section connected to each other, the ball 13 is slidably disposed in the spherical groove section, the cylindrical groove section is communicated with the spherical groove section and the bottom surface of the housing 12, and the connecting rod 2 passes through the cylindrical groove section to be connected with the ball 13.
The spin 13 can realize 360 rotations along the horizontal direction in spherical groove section, and can rotate from top to bottom with certain angle to make the hoist and mount connecting rod 2 in spin 13 below keep perpendicular, in order to satisfy the experimental requirement.
In this application, bracing piece 3 can also be the round bar for the square bar, and connecting rod 2 is the telescopic link, and for the round bar, can adjust length as required.
In an embodiment of the present application, as shown in fig. 6, the connecting rod 2 is a three-section structure, and includes three cylinders that are sequentially sleeved from outside to inside and sequentially clamped end to end, and the length of the three cylinders is adjusted by adjusting the mutual sleeved length to achieve stretching, and the stretched length is fixed by friction.
In other embodiments of the present application, the connecting rod 2 may be provided with a locking screw in a radial direction of the connecting rod 2, thereby serving for fixing the stretched length.
In the application, as shown in fig. 1, the tray 1 is circular, a plurality of burette clamping holes 6 are uniformly distributed along the circumference of the tray 1, at least one pair of fixing components used for clamping burettes is arranged in each burette clamping hole 6, the number of the burette clamping holes 6 is 6-12, and the number of the burette clamping holes 6 can be more than 12 under the condition that the size and the specification of the tray 1 are proper.
The present application realizes the centre gripping to the buret through fixed subassembly, and wherein, fixed subassembly can be the multiform.
As shown in fig. 7 and 8, in the first embodiment of the present application, at least a pair of fixing components are uniformly distributed along the circumference of the burette clamping hole 6, and the hole wall of the burette clamping hole 6 is provided with a first mounting hole adapted to the fixing components; each fixing component comprises a first spring 15 and a clamping plate 16, the clamping plate 16 is in an arc shape concentric with the burette clamping hole 6, the first spring 15 is arranged in the first mounting hole, one side of the clamping plate 16 is provided with a piston rod, and the piston rod extends into the first mounting hole and is connected with the first spring 15; the top of the clamping plate 16 is curved to facilitate the insertion of the burette.
In this embodiment, the burette is clamped by the pair of clamping plates 16, clamping force is provided for the clamping plates 16 through the first spring 15, wherein the first mounting hole comprises an inner hole section and an outer hole section which are connected with each other, the aperture of the inner hole section is larger than that of the outer hole section, the outer hole section is located on the hole wall of the burette clamping hole 6, one end of the piston rod penetrates through the outer hole section to be connected with the clamping plates 16 through welding or integrated forming, the other end of the piston rod extends into the inner hole section, the end part of the other end of the piston rod is provided with a step, the step can be clamped by the inner hole section and is in contact connection with the first spring 15, and under the action of the first spring 15, the piston rod slides along the inner hole section and the outer hole section, so that the clamping plates 16 and the clamping plates 16 of other fixed components clamp the burette together. The clamping plate 16 is arc-shaped and concentric with the burette clamping hole 6, and the top of the inner wall of the clamping plate 16 is in arc transition so as to facilitate the insertion of the burette and the better clamping of the burette, the inner diameter of the clamping plate 16 is smaller than the outer diameter of the burette, and the burette slides in from the top of the clamping plate 16 when being inserted and extrudes the clamping plate 16. The material of the clamping plate 16 can be a material with better corrosion resistance, such as silicon rubber or fluorine rubber. The number of the fixed assemblies can be three, the clamping plates 16 of each fixed assembly are circumferentially and uniformly distributed, and the positions of the clamping plates 16 are the same circle.
As shown in fig. 9 and 10, in the second embodiment of the present application, there are a pair of fixing assemblies, the pair of fixing assemblies are disposed up and down along the burette fastening hole 6, each fixing assembly includes an annular rubber pad 17, an outer edge of the rubber pad 17 is fastened in a hole wall of the burette fastening hole 6, and an inner edge of the rubber pad 17 is provided with a plurality of gaps which are disposed along a radial direction and are uniformly distributed along a circumferential direction. The internal diameter of cushion 17 is less than the internal diameter of buret, and the gap of cushion 17 extends to certain length from the inner edge to the center, and for the setting of non-running through, through the gap structure of cushion 17, can make the buret stretch into buret card hole 6 back, and the inner edge of cushion 17 receives frictional force and stretches out downwards and presss from both sides tight buret.
In this embodiment, carry out the centre gripping to the buret through cushion 17, the outer fringe of cushion 17 can the joint or through the bolt fastening in tray 1, during the preparation, can use cushion 17 to divide the processing of piecemeal about separating tray 1, and the reconnection is connected, carries out the centre gripping to the buret through cushion 17, and is reliable and stable, and is difficult for leading to the buret broken, in addition, sets up two annular cushions 17 from top to bottom, can form the effect of rightting to the buret, guarantees its verticality. The rubber pad 17 can be made of a material with better corrosion resistance, such as silicon rubber or fluorine rubber.
As shown in fig. 11, in the third embodiment of the present application, 3 fixing components are uniformly distributed along the circumference of the burette clamp hole 6, a second mounting hole adapted to the fixing components is formed in the hole wall of the burette clamp hole 6, each fixing component includes a second spring 18 and a plunger head 19, the second spring 18 is arranged in the second mounting hole, one end of the plunger head 19 extends into the second mounting hole and is connected with the second spring 18, the plunger head is connected in the second mounting hole in a sliding limiting manner, and the other end of the plunger head 19 is in a round head shape.
In this embodiment, the second mounting hole includes interconnect's first hole section and second hole section, the aperture of first hole section is greater than the aperture of second hole section, the second hole section is located buret card hole 6's pore wall, the one end of plunger head 19 is located first hole section, and the one end of plunger head 19 is equipped with the shaft shoulder, the shaft shoulder joint is in first hole section, the other end of plunger head 19, button head end sliding connection is in first hole section promptly, and protrusion in first hole section, with the centre gripping between two parties with other fixed subassembly's plunger head 19 jointly. The plunger head 19 can be made of a material with better corrosion resistance, such as silicon rubber or fluorine rubber.
The utility model relates to a many screens burette rack's use as follows:
an operator bonds the bonding layer 8 of the fixing piece mounting sleeve 5 to a position needing to be fixed, inserts the fixing piece 4 into the clamping groove 7 to be clamped out, and turns over the buckle plate 9 to limit the fixing piece 4 in the vertical direction; rotatory regulation spin 13 to make connecting rod 2 be on a parallel with the fixed plane of mounting installation cover 5, adjust connecting rod 2 to required length, make tray 1 highly satisfy the demand, with the buret joint on tray 1 in buret card hole 6, can carry out relevant experiment.
The utility model relates to a many screens buret frame can fix a plurality of burettes simultaneously, and the setting that can be nimble through the cooperation of mounting 4 and mounting installation cover 5 is in various places, and corrosion-resistant, and weight is lighter, portable, removal.
It will be appreciated that the relevant features of the devices described above may be referred to one another. In addition, "first", "second", and the like in the above embodiments are for distinguishing the embodiments, and do not represent merits of the embodiments.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A multi-clamping-position burette stand is characterized by comprising a tray, a connecting rod, a supporting rod, a fixing piece and a fixing piece mounting sleeve, wherein,
a plurality of burette clamping holes are uniformly distributed on the tray and are arranged in a penetrating manner in parallel to the axial direction of the tray;
one end of the connecting rod is connected to the top of the tray, and the other end of the connecting rod is hinged below one end of the supporting rod;
the fixing part is connected to the other end of the supporting rod, and the fixing part is detachably clamped in the fixing part mounting sleeve.
2. The multi-stuck burette rack of claim 1, wherein the fixture mounting sleeve is adapted to be adhered to a wall or bolted;
the fixing piece mounting sleeve is provided with a clamping groove which is inwards sunken from the top, and the fixing piece is clamped in the clamping groove from top to bottom.
3. The multi-clamping-position burette rack according to claim 2, further comprising a buckle plate, wherein one end of the fixing piece mounting sleeve is provided with a connecting lug, the other end of the fixing piece mounting sleeve is provided with a clamping point, one end of the buckle plate is hinged to the connecting lug, and the other end of the buckle plate is provided with a bayonet matched with the clamping point;
the mounting cover orientation one side of bracing piece is equipped with the breach that runs through the top, the one end joint of mounting in the draw-in groove, the other end joint in the breach, and with the bracing piece the other end is connected.
4. The multi-clamping-position burette rack as claimed in claim 3, wherein a supporting plate is arranged on the fixing member mounting sleeve, the supporting plate is positioned below the gap and flush with the gap, and the middle part of the supporting rod is in contact with the supporting plate.
5. The multi-clamping-position burette rack of claim 1, wherein the connecting rod is hinged with the support rod through a universal joint assembly, the universal joint assembly comprises a housing and a rolling ball, the support rod is connected with one side of the housing, and the rolling ball is slidably arranged in the housing;
the connecting rod is a telescopic rod, and the top of the connecting rod is connected to the bottom of the rolling ball;
at least the connecting rod and the tray are made of polyetheretherketone.
6. The multi-clamping-position burette rack as claimed in claim 5, wherein a mounting groove is arranged in the housing, the mounting groove comprises a spherical groove section and a cylindrical groove section which are connected with each other, the rolling ball is slidably arranged in the spherical groove section, the cylindrical groove section is communicated with the spherical groove section and the bottom surface of the housing, and the connecting rod passes through the cylindrical groove section and is connected with the rolling ball.
7. The multi-clamping burette rack of claim 1, wherein the tray is circular, a plurality of burette clamping holes are evenly distributed along the circumference of the tray, and at least one pair of fixing components for clamping burettes is arranged in each burette clamping hole.
8. The multi-clamping-position burette rack according to claim 7, wherein at least one pair of the fixing assemblies are uniformly distributed along the circumference of the burette clamping hole, and the hole wall of the burette clamping hole is provided with a first mounting hole matched with the fixing assemblies;
each fixing assembly comprises a first spring and a clamping plate, the clamping plate is in an arc shape concentric with the burette clamping hole, the first spring is arranged in the mounting hole, a piston rod is arranged on one side of the clamping plate, and the piston rod extends into the mounting hole and is connected with the first spring;
the top of the clamping plate is arc-shaped.
9. The multi-clamping-position burette rack according to claim 7, wherein the fixing components are a pair, the pair of fixing components are arranged up and down along the burette clamping hole, each fixing component comprises an annular rubber pad, the outer edge of the rubber pad is clamped in the hole wall of the burette clamping hole, and a plurality of gaps which are arranged along the radial direction and are uniformly distributed along the circumferential direction are arranged on the inner edge of the rubber pad.
10. The multi-clamping burette rack of claim 7, wherein the number of the fixing components is 3, the fixing components are uniformly distributed along the circumference of the burette clamping hole, the hole wall of the burette clamping hole is provided with a second mounting hole matched with the fixing components, each fixing component comprises a second spring and a plunger head, the second spring is arranged in the second mounting hole, one end of the plunger head extends into the second mounting hole to be connected with the second spring, the plunger head is limited in the second mounting hole in a sliding manner, and the other end of the plunger head is in a round head shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221338314.9U CN217717649U (en) | 2022-05-31 | 2022-05-31 | Multi-clamping-position burette rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221338314.9U CN217717649U (en) | 2022-05-31 | 2022-05-31 | Multi-clamping-position burette rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217717649U true CN217717649U (en) | 2022-11-01 |
Family
ID=83794133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221338314.9U Active CN217717649U (en) | 2022-05-31 | 2022-05-31 | Multi-clamping-position burette rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217717649U (en) |
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2022
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