CN212142739U - Test tube rack - Google Patents

Abstract

The utility model belongs to the technical field of medical instrument, concretely relates to test-tube rack. The utility model discloses the test-tube rack includes branch, be equipped with a plurality of test-tube boxes on the branch, the first test-tube box of neighbouring main support can swing in order under actuating mechanism's effect, the second test-tube box both can keep stewing through coupling mechanism and assistance leg joint, also can slide the back and connect along with first test-tube box swings together through coupling mechanism, adjust in time according to the demand, convenient and fast, and the frame only includes base and support, actuating mechanism, coupling mechanism is also miniaturized, but can set up a plurality of test-tube boxes in order, not only occupation space is little, space utilization is also higher, the test-tube box is conventional cubic in addition, need not to warp because of frame or slewing mechanism, the test-tube accommodation rate is high, through setting up a plurality of second test-tube boxes, the test-tube accommodation capacity can improve greatly, very big spreading value and wide application prospect have.

Description

Test tube rack

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to test-tube rack.

Background

The test tube is the most common instrument in the medical and chemical fields, is used in a large amount in hospital clinical laboratory, especially the blood sampling test tube, and the blood sampling amount of a large hospital in one day can reach four or five thousand, and the total amount is considerable in addition to other samples. Many of such huge samples need to be continuously shaken to promote uniform mixing of the sample and the additive, and there are many test tube holders that use different transmission structures to realize shaking of the test tubes in the conventional technology. But in practical application, not all samples all need rock, also exist a lot only need normally to stand can, and the test tube that holds different demand samples all obtains discontinuously, this has just caused the sample bench and need place a plurality of different test-tube racks, in addition in the test-tube rack technical scheme who has the function of rocking at present, owing to adopted complicated transmission structure, or in order to adapt to transmission structure and the whole shape of test-tube rack has made the adaptation adjustment, the test tube number that can place usually is all very limited, is difficult to satisfy the user demand.

Consequently, medical instrument technical field, need for a test tube holding capacity greatly, occupation space is little, transmission simple structure urgently to can adjust the test tube rack that swings test tube quantity and test tube quantity of stewing according to actual demand is nimble.

Disclosure of Invention

The utility model aims at overcoming prior art's defect, providing a test tube holding capacity is big, occupation space is little, transmission simple structure to can adjust the test-tube rack of swing test tube quantity and the test tube quantity of stewing according to actual demand is nimble.

In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows: a test tube rack comprises a base, wherein a main support and an auxiliary support are respectively and vertically arranged at two opposite ends of the base, and a support rod is fixedly connected between the main support and the auxiliary support; one end of the support rod, which is close to the main support, is penetrated with a first test tube box to form rotary connection, one end of the support rod, which is close to the auxiliary support, is penetrated with a plurality of second test tube boxes to form rotary connection, and the second test tube boxes can slide along the support rod; the sum of the lengths of the first test tube box and all the second test tube boxes along the direction of the supporting rod is smaller than the distance between the opposite side surfaces of the main support and the auxiliary support; the side surface of the first test tube box, which is close to the main support, is provided with an arc-shaped tooth socket taking the support rod as a rotation center, and a driving mechanism for driving the first test tube box to swing around the support rod through the tooth socket is arranged in the main support; and a connecting mechanism is arranged between the first test tube box and the adjacent second test tube box, between the two adjacent second test tube boxes and between the second test tube box and the auxiliary support.

Furthermore, the driving mechanism comprises a first driving wheel and a second driving wheel which are positioned in the main support and correspond to the tooth spaces, a first gear tooth is arranged on a rim of the first driving wheel, and the central angle subtended by the first gear tooth is not more than 90 degrees; a second gear tooth is arranged on the rim of the second driving wheel, and the central angle subtended by the second gear tooth is not more than 90 degrees; the first gear teeth and the second gear teeth face opposite directions; the main support lateral wall corresponds first drive wheel, second drive wheel position, is equipped with respectively and supplies first teeth of a cogwheel, second teeth of a cogwheel to stretch out the main support and with first groove, the second groove of stepping down of tooth's socket meshing.

Furthermore, the first driving wheel is fixedly connected with the output end of the first motor, the second driving wheel is fixedly connected with the output end of the second motor, the first motor and the second motor are respectively and electrically connected with the control module, and the control module is electrically connected with the power module.

Furthermore, the power module is one or more of an external alternating current, an external direct current, a storage battery and a primary battery.

Furthermore, the connecting mechanism comprises a connecting pin arranged on any one of the two opposite surfaces, connecting holes are formed in the other of the two opposite surfaces at positions corresponding to the connecting pin, and at least two groups of connecting pins and connecting holes are formed between the two opposite surfaces.

Further, be located between first test tube box and the second test tube box or adjacent second test tube box between the connecting pin at least two be vertical arrangement, second test tube box and the auxiliary stand between the connecting pin at least two be transverse arrangement.

Furthermore, the edge of the end head of the connecting pin is provided with a chamfer or a fillet, and the edge of the opening of the connecting hole is provided with a chamfer or a fillet.

Furthermore, the ends of the connecting pins and the hole bottoms of the connecting holes are respectively provided with magnetic blocks with opposite magnetic poles.

Furthermore, a handle which is convenient for pushing the second test tube box to slide along the supporting rod is arranged on the vertical side surface of the second test tube box parallel to the supporting rod.

Further, first test tube box, second test tube box are worn to establish branch position and are equipped with and dismantle plug-in type sleeve pipe, the sleeve pipe outer wall is equipped with the rib, first test tube box, second test tube box correspond the position and are equipped with the recess, the sleeve pipe rotates with branch and is connected.

The utility model discloses following beneficial effect has:

be equipped with a plurality of test tube boxes on branch, the first test tube box of neighbouring main support can swing in order under actuating mechanism's effect, the second test tube box both can keep stewing through coupling mechanism and assistance leg joint, it swings along with first test tube box together to connect through coupling mechanism after also can sliding, adjust immediately according to the demand, and convenient and fast, and the frame only includes base and support, simple structure's actuating mechanism, coupling mechanism is also miniaturized, but can set up a plurality of test tube boxes in order, not only occupation space is little, space utilization is also higher, the test tube box is conventional cubic in addition, need not to warp because of frame or slewing mechanism, the test tube accommodation rate is high, through setting up a plurality of second test tube boxes, the test tube accommodation capacity can improve greatly, very big spreading value and wide application prospect have.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the point B of FIG. 2 according to the present invention;

FIG. 5 is a schematic diagram of the right-view operation of the first driving wheel of the present invention;

fig. 6 is a schematic top view of the first driving wheel of the present invention;

fig. 7 is a schematic diagram of the right-view operation of the second driving wheel of the present invention;

fig. 8 is a schematic top view of the second driving wheel according to the present invention.

Detailed Description

Referring to fig. 1 to 8, a test tube rack includes a base 1, a main support 21 and an auxiliary support 22 are respectively vertically disposed at two opposite ends of the base 1, and a support rod 23 is fixedly connected between the main support 21 and the auxiliary support 22; one end of the supporting rod 23, which is close to the main bracket 21, is penetrated with a first test tube box 31 to form rotary connection, one end of the supporting rod 23, which is close to the auxiliary bracket 22, is penetrated with a plurality of second test tube boxes 32 to form rotary connection, and the second test tube boxes 32 can slide along the supporting rod 23; the sum of the lengths of the first test tube box 31 and all the second test tube boxes 32 along the direction of the supporting rod 23 is smaller than the distance between the opposite side surfaces of the main bracket 21 and the auxiliary bracket 22; an arc-shaped tooth groove 41 taking the support rod 23 as a rotation center is arranged on the side surface, close to the main support 21, of the first test tube box 31, and a driving mechanism for driving the first test tube box 31 to swing around the support rod 23 through the tooth groove 41 is arranged in the main support 21; and a connecting mechanism is arranged between the first test tube box 31 and the adjacent second test tube box 32, between the two adjacent second test tube boxes 32, and between the second test tube box 32 and the auxiliary bracket 22. It can be understood that, being equipped with a plurality of test tube boxes on branch 23, the first test tube box 31 of neighbouring main support 21 can be under actuating mechanism's effect swing in order, and second test tube box 32 both can be connected with supplementary support 22 through coupling mechanism and keep stewing, also can slide the back and connect through coupling mechanism and swing along with first test tube box 31 together, can carry out convenient and fast's adjustment according to real-time demand. The length of branch 23 is greater than the sum of the lengths of all test tube boxes along the direction of branch 23, and is to ensure that there is a certain distance between the swinging test tube box (or test tube box group, may be that first test tube box 31 swings together with a plurality of second test tube boxes 32) and the static test tube box (or test tube box group, may be that a plurality of second test tube boxes 32 keep static simultaneously), so as to avoid mutual interference. The first cassette 31 is connected to the support bar 23 in a rotationally fixed manner in the circumferential direction, while the axial position is obviously fixed relative to one another, so that the drive mechanism can be used to drive the first cassette 31 into a pivoting motion by acting on the toothed grooves (41).

Referring to fig. 5 to 8, further, the driving mechanism includes a first driving wheel 42 and a second driving wheel 43 located in the main frame 21 and corresponding to the position of the tooth slot 41, a first gear tooth 44 is provided on a rim of the first driving wheel 42, and a central angle subtended by the first gear tooth 44 is not greater than 90 °; a second gear tooth 45 is arranged on the rim of the second driving wheel 43, and the central angle subtended by the second gear tooth 45 is not more than 90 degrees; the first gear tooth 44 and the second gear tooth 45 face away from each other; the side wall of the main bracket 21 is provided with a first yielding groove 24 and a second yielding groove 25 corresponding to the first driving wheel 42 and the second driving wheel 43 respectively, and the first gear tooth 44 and the second gear tooth 45 extend out of the main bracket 21 and are meshed with the gear groove 41. It can be understood that the first gear 44 of the first driving wheel 42 and the second gear 45 of the second driving wheel 43 respectively extend out of the main frame 21 through the first and second abdicating grooves 24 and 25 to engage with the tooth socket 41, the first gear 44 and the second gear 45 are oppositely oriented, and when the first test tube box 31 is swung to one side, the side gear pushes the first test tube box 31 to the opposite side through the tooth socket 41 (as shown in fig. 5 and 6); after the first test tube box 31 swings to the opposite side, the gear teeth on the opposite side push the first test tube box 31 back through the tooth grooves 41 (see fig. 7 and 8), so that a cycle is completed, and the first gear teeth 44 and the second gear teeth 45 can make the test tube box swing back and forth continuously. The round angle of the gear teeth is set to be not more than 90 degrees in the embodiment because the swing amplitude of the test tube does not need to be too large, the tooth grooves 41 can be always corresponding to the driving wheel, but the gear teeth can cause interference in the reciprocating swing process, so a certain interval is left between the action of the two sets of gear teeth, it is obvious that normal driving can be realized theoretically as long as the central angle of the two sets of gear teeth is not more than 180 degrees, only the swing angle needs to be large enough, but any angle between 90 degrees and 180 degrees is taken as simple transformation of the technical scheme, and reciprocating swing of the object to be shaken can be realized in special occasions.

Further, the first driving wheel 42 is fixedly connected to an output end of a first motor 46, the second driving wheel 43 is fixedly connected to an output end of a second motor 47, the first motor 46 and the second motor 47 are electrically connected to a control module 49, respectively, and the control module 49 is electrically connected to a power module 48. Further, the power module 48 is one or more of an external ac, an external dc, a storage battery, and a primary battery. It will be appreciated that the motors output rotational motion to the drive wheels, the power module 48 provides motive power to the drive mechanism, and the control module 49 distributes power from the power module 48 to the first motor 46 and the second motor 47 and regulates them to rotate synchronously. In addition, the first driving wheel 42 and the second driving wheel 43 can start to act at the positions of the test tube box at the highest points of the two swinging ends just through debugging, because the speed of the test tube box at the highest point of the swinging is zero, and the tangential acceleration is also the largest, the loss of the driving mechanism is minimized when the test tube box is pushed, the service life can be prolonged, and the noise interference can be reduced.

Further, the connecting mechanism comprises a connecting pin 51 arranged on any one of the two opposite surfaces, a connecting hole 52 is arranged on the other one of the two opposite surfaces corresponding to the connecting pin 51, and at least two groups of connecting pins 51 and connecting holes 52 are arranged between the two opposite surfaces. It can be understood that the connecting pin 51 and the connecting hole 52 are arranged between the second test tube box 32 and the auxiliary support 22, the adjacent second test tube box 32 is static and balanced through the connecting mechanism, the second test tube box 32 can swing along with the first test tube box 31 after the connecting pin 51 and the connecting hole 52 which are arranged between the first test tube box 31 and the adjacent second test tube box 32 are plugged, and the adjusted second test tube box 32 can swing along with the second test tube box 32 which is close to the main support 21 or can still along with the second test tube box 32 which is close to the auxiliary support 22 after the connecting pin 51 and the connecting hole 52 which are arranged between the two adjacent second test tube boxes 32 are plugged. In the present embodiment, in order to ensure smooth transmission or stable balance, at least two sets of the connecting pins 51 and the connecting holes 52 are provided between two opposite surfaces, but in practice, one set may be used, and the sizes of the connecting pins 51 and the connecting holes 52 may be slightly larger, but there is still a case of poor transmission or balance, but if the tolerance is high, a single set of connection is also an implementation that can be used.

Further, at least two of the connecting pins 51 between the first test tube box 31 and the second test tube box 32 or between the adjacent second test tube boxes 32 are vertically arranged, and at least two of the connecting pins 51 between the second test tube boxes 32 and the auxiliary support 22 are horizontally arranged. It can be understood that the second test tube box 32 near one side of the main support 21 needs to swing, so that the arrangement is vertical, the connection and transmission are more stable, and the arrangement is naturally diversified when multiple groups are arranged; the second cuvette holder 32, which is adjacent to the sub-holder 22, does not necessarily have a uniform distribution of the weight of the accommodated cuvettes when it is held still, but is supported only by the central support rod 23, which is easily rotated, and thus is disposed in a horizontal direction, and is more stably held still after being connected.

Further, the edge of the end of the connecting pin 51 is provided with a chamfer or a fillet, and the edge of the opening of the connecting hole 52 is provided with a chamfer or a fillet. Furthermore, the ends of the connecting pins 51 and the bottoms of the holes of the connecting holes 52 are respectively provided with magnetic blocks with opposite magnetic poles. Immediately, the provision of the chamfer or fillet facilitates the insertion of the connecting pin 51 into the connecting hole, improving the fault-tolerant rate and the connection efficiency.

Further, a handle 33 for pushing the second test tube box 32 to slide along the supporting rod 23 is disposed on a vertical side surface of the second test tube box 32 parallel to the supporting rod 23. It will be appreciated that the provision of the handle 33 facilitates the pushing of the second cassette 32, the bottom surface is awkward, the top surface is provided with tube receiving holes, the side perpendicular to the support bar 23 is provided with attachment means and is difficult to operate, and is therefore disposed on the vertical side of the second cassette 32 parallel to the support bar 23.

Further, first test tube box 31, second test tube box 32 wear to establish branch 23 position and are equipped with and dismantle the plug-in type sleeve pipe, the sleeve pipe outer wall is equipped with the rib, first test tube box 31, second test tube box 32 correspond the position and are equipped with the recess, the sleeve pipe rotates with branch and is connected. It will be appreciated that the first and second test tube cases 31 and 32 need to be arranged to be rubbed against the support bar 23 at the position where they are inserted into the support bar 23, so that a sleeve is arranged at this position to protect the test tube cases, and the sleeve is arranged in an alternative shape to prolong the service life of the test tube rack.

It can be understood that the utility model discloses an improve the setting of focus on with actuating mechanism's structure, position, relation of connection, especially swiftly realize the quantity of swing test tube box and stationary test tube box through sliding, so similar to control module 49, control module's kernel can be singlechip or PLC, and these are conventional technique or the conventional selection in this technical field, and for the skilled person is known, not the improvement focus of this technical scheme again, and the explanation is no longer repeated here for a short time.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

It is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention, and are not intended to indicate or imply that the claimed components or mechanisms must be in a particular orientation, constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be regarded as equivalent replacement modes, and all are included in the scope of the present invention.

Claims (9)

1. The utility model provides a test-tube rack which characterized in that: the test tube box comprises a rack, wherein a first test tube box (31) and a plurality of second test tube boxes (32) are connected to the rack in a rotating mode, the first test tube box (31) can swing under the action of a driving mechanism, and the second test tube boxes (32) can keep relatively static with the rack or swing together with the first test tube box (31).

2. A test tube rack according to claim 1, wherein: the second test tube box (32) can slide along the axial direction of the swing center and is connected with the rack or the first test tube box (31) through a connecting mechanism.

3. A test tube rack according to claim 2, wherein: the rack comprises a base (1), a main support (21) and an auxiliary support (22) are respectively and vertically arranged at two opposite ends of the base (1), and a support rod (23) is fixedly connected between the main support (21) and the auxiliary support (22); the test tube box is characterized in that the supporting rod (23) is rotatably connected with a first test tube box (31) and a plurality of second test tube boxes (32), the first test tube box (31) is close to the main support (21), the second test tube boxes (32) are close to the auxiliary support (22), and the second test tube boxes (32) can slide along the supporting rod (23).

4. A test tube rack according to claim 3, wherein: the side face, close to the main support (21), of the first test tube box (31) is provided with a tooth groove (41), the tooth groove (41) is arc-shaped, the support rod (23) serves as a rotation center, the driving mechanism is arranged in the main support (21), and the driving mechanism drives the first test tube box (31) to swing around the support rod (23) through the tooth groove (41).

5. A test tube rack according to claim 4, characterized in that: the driving mechanism comprises a first driving wheel (42) and a second driving wheel (43) which correspond to the tooth grooves (41), a first gear tooth (44) is arranged on the rim of the first driving wheel (42), a second gear tooth (45) is arranged on the rim of the second driving wheel (43), and the first gear tooth (44) and the second gear tooth (45) face away from each other; the side wall of the main support (21) corresponds to the positions of the first driving wheel (42) and the second driving wheel (43), and is respectively provided with a first yielding groove (24) and a second yielding groove (25) which are used for extending the main support (21) and are meshed with the tooth grooves (41), wherein the first tooth teeth (44) and the second tooth teeth (45) are provided.

6. A test tube rack according to claim 5, characterized in that: the first gear teeth (44) are aligned at a central angle not greater than 90 DEG, and the second gear teeth (45) are aligned at a central angle not greater than 90 deg.

7. A test tube rack according to claim 6, characterized in that: the first driving wheel (42) is fixedly connected with the output end of the first motor (46), the second driving wheel (43) is fixedly connected with the output end of the second motor (47), the first motor (46) and the second motor (47) are respectively electrically connected with the control module (49), and the control module (49) is electrically connected with the power module (48).

8. A test tube rack according to claim 3, wherein: the connecting mechanism is arranged between the first test tube box (31) and the adjacent second test tube box (32), between the two adjacent second test tube boxes (32), and between the second test tube box (32) and the auxiliary bracket (22).

9. A test tube rack according to claim 8, wherein: the connecting mechanism comprises a connecting pin (51) arranged on any one of the two opposite surfaces, and a connecting hole (52) matched with the other surface of the two opposite surfaces is formed in the position, corresponding to the connecting pin (51), of the other surface.

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