CN211402405U - Test-tube rack pusher and full-automatic urine visible component analyzer - Google Patents

Abstract

The utility model relates to a detection and analysis experimental facilities field provides a test-tube rack pusher, including transmission mesa and driving piece and the shifting block frame of setting in the transmission mesa below, driving piece drive shifting block frame along the transmission mesa antedisplacement or backward shift, be provided with two shifting blocks on the shifting block frame, the shifting block be used for propelling movement the test-tube rack on the transmission mesa, the shifting block on all be provided with spacing limit, ejector pad limit and spacing reset piece, the ejector pad limit promote the test-tube rack antedisplacement when contradicting with the test-tube rack, spacing limit remove the rear to the test-tube rack until the shifting block when contradicting with the test-tube rack, spacing reset piece make spacing limit no longer resume original state with the shifting block of test-tube rack conflict. Will the utility model discloses a test-tube rack pusher uses in full-automatic urine tangible composition analysis appearance, and the test-tube rack is located any position department on the transmission mesa, and the propelling movement task of test-tube rack can both be accomplished to test-tube rack pusher.

Description

Test-tube rack pusher and full-automatic urine visible component analyzer

Technical Field

The utility model relates to a detection and analysis experimental facilities field especially relates to a test-tube rack pusher and full-automatic urine tangible composition analysis appearance.

Background

All adopt automatic sample feeding equipment among the various current detection and analysis laboratory glassware, be about to wait to examine the sample and place on the test-tube rack, send into the sample connection of instrument with the test-tube rack through the instrument, the back is released automatically after the survey finishes, reduces manual operation, improves experimental efficiency. Because the test tube rack is generally divided into multiple stages of operation from the instrument feeding to the instrument pushing, each stage of operation has a corresponding driving part, and the driving parts of the adjacent two stages are uniformly controlled by the program in the control module to operate to transfer the test tube rack at the position where the stages are connected. The test tube positioning device has high requirements on the sequential logic design of the control module, is closely related to the matching between each driving part and each transmission part, has a slightly poor time sequence, and is easy to shake and even cause the condition of inaccurate test tube positioning when the test tube rack is transferred and connected by the operation of two adjacent stages.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a test-tube rack pusher, the test-tube rack is when the local handing-over that adjacent two-stage operation links up, and the transmission task of test-tube rack can independently be accomplished in back one-level operation and need not have any action interaction with the operation of preceding one-level, avoids the driving piece of adjacent two-stage to produce the chronogenesis matching problem and makes the test-tube rack shake of handing-over fix a position inaccurately even.

The technical solution of the utility model is to provide a test-tube rack pusher, including transmission mesa and driving piece and shifting block frame of setting in the transmission mesa below, driving piece drive shifting block frame along the transmission mesa antedisplacement or backward shift, be provided with two shifting blocks on the shifting block frame, the shifting block be used for propelling movement the test-tube rack on the transmission mesa, the shifting block on all be provided with spacing limit, ejection limit and spacing reset piece, the ejection limit promote the test-tube rack antedisplacement when contradicting with the test-tube rack, spacing limit remove the rear to the test-tube rack until the shifting block when contradicting with the test-tube rack to the test-tube rack, spacing reset piece make spacing limit no longer resume original state with the shifting block of test-tube rack conflict.

When the test tube rack is positioned on the transmission table surface in front of the shifting block frame, the driving piece drives the shifting block frame to move forwards, and the pushing edge of the shifting block can push the test tube rack to move forwards; when the test-tube rack is located on the transmission table board behind the shifting block rack, the driving piece drives the shifting block rack to move backwards, the position avoiding edge of the shifting block is abutted against the test-tube rack and avoids the position of the test-tube rack, the shifting block is moved to the rear of the test-tube rack, the position avoiding reset piece enables the shifting block to rapidly recover to an original state after the position avoiding, the driving piece drives the shifting block rack to move forwards again, and the pushing edge of the shifting block pushes the test-tube rack to move forwards to complete the transmission task.

Compared with the prior art, the utility model discloses a test-tube rack pusher has following advantage: when the test tube racks are connected at the place where the two adjacent stages of operation are connected, the pushing task of the test tube racks can be independently finished by only one driving piece; and no matter the test-tube rack is located any position department on the transmission mesa, the utility model discloses a test-tube rack pusher can both accomplish the propelling movement task of test-tube rack.

Preferably, the transmission table top is provided with a protective table at the end part of the transmission table top, namely the initial position of transmission, and the protective table is used for preventing the test tube rack from being pushed down by the collision of the position avoiding edges.

Preferably, the transmission table top is provided with two stroke grooves, the stroke grooves correspond to the moving paths of the two shifting blocks respectively, the shifting blocks extend out of the corresponding stroke grooves to the upper part of the transmission table top respectively, one stroke groove is provided with a protective vertical edge at the side edge, and the other stroke groove is provided with a protective turned edge at the side edge; the test tube rack pushing device further comprises a test tube rack which is matched with the test tube rack, and a position avoiding notch is formed in the position, corresponding to the protection turned edge, of the test tube rack. By adopting the structure, the test tube rack stably advances along the protective vertical edge and the protective turned edge, and the protective vertical edge and the protective turned edge ensure that the test tube rack cannot be inclined or toppled left and right.

Preferably, keep away the position piece that resets and be the extension spring, the one end of extension spring is connected on the shifting block that corresponds, the other end of extension spring is connected on shifting block frame. When the shifting block shifts or rotates under the action of external force, the tension spring deforms, and when the external force causing the shifting block to rotate disappears, the tension spring immediately restores the deformation to enable the shifting block to shift reversely or rotate until the original state is restored.

Preferably, a guide rail is further arranged below the transmission table board, a sliding block in sliding connection with the guide rail is arranged at the bottom of the shifting block frame, and the shifting block frame is driven by the driving piece to slide along the guide rail. By adopting the structure, the block shifting frame can be ensured to move stably.

Preferably, the below of transmission mesa is provided with the opto-coupler that resets, and the initial position that resets that the opto-coupler and the tip of transmission mesa were transmitted promptly is corresponding, and the corresponding position department of shifting block frame is provided with the response piece that resets, and the opto-coupler that resets senses the response piece that resets and sends the signal of resetting when shifting block frame is located the initial position of transmission. The reset electric signal is used for controlling the motor to rotate reversely or stop rotating, so that the shifting block frame moves to the starting position and then stops.

Preferably, the initiating terminal and the terminating terminal of the transmission table surface are respectively provided with a first detection optocoupler and a second detection optocoupler, the first detection optocoupler and the second detection optocoupler are a group of correlation optocouplers for transmitting/receiving optical signals, and along with the smooth transmission or the blocking of light between the first detection optocoupler and the second detection optocoupler, the correlation optocouplers for transmitting/receiving optical signals in the group correspondingly generate different levels. The level generated by the pair of light coupling is used for controlling the motor to work, for example, the motor rotates forwards and the shifting block frame moves forwards to push the test tube rack, or the motor is in a standby state.

Preferably, the shifting block is hinged to two ends of the shifting block frame, and the shifting block rotates around a hinged point when the position avoiding edge of the shifting block abuts against the test tube rack until the shifting block moves to the rear of the test tube rack. By adopting the structure, the function of avoiding the position of the test tube rack when the shifting block abuts against the test tube rack on the position avoiding side is simply realized.

Preferably, the shifting block is connected to the shifting block frame through a boss and a stepped shaft, the shifting block is sleeved on the boss and is in interference fit with the boss, the boss is sleeved on the stepped shaft, and the stepped shaft is fixed to the shifting block frame through a bolt or a screw. Adopt this structure, avoid producing wearing and tearing between shifting block and the shifting block frame, and shifting block and boss take interference fit, the shifting block can only drive the boss and rotate together, so can alleviate the rocking degree of shifting block when rotating.

The to-be-solved technical problem of the utility model is to provide a full-automatic urine is with the tangible composition analysis appearance, make the test-tube rack get into behind this full-automatic urine is with the tangible composition analysis appearance, when the local handing-over that adjacent two-stage operation links up, as long as a driving piece just can independently accomplish the propelling movement task of test-tube rack, the operation of adjacent two-stage need not have any action and is mutual.

The technical solution of the utility model is that, a full-automatic urine visible component analyzer is provided, including any one of the aforesaid test-tube rack pusher.

Compared with the prior art, the utility model discloses a full-automatic urine has the tangible composition analysis appearance when handing-over test-tube rack in the adjacent two-stage operation of inside, as long as a driving piece just can independently accomplish the propelling movement task of test-tube rack, and no matter the test-tube rack is located any position department on the transmission mesa, the utility model discloses a test-tube rack propelling device among the full-automatic urine has the tangible composition analysis appearance can both accomplish the propelling movement task of test-tube rack.

Drawings

Fig. 1 is a schematic structural view of the test tube rack pushing device of the present invention without a table top.

Fig. 2 is the schematic view of the local structure of the test tube rack pushing device with the table top of the utility model.

Fig. 3 is a front view of the test tube rack carried by the test tube rack pushing device of the utility model.

Fig. 4 is a plan view of the left and right shifting blocks at the rear of the test tube rack pushing device of the utility model.

Fig. 5 is a plan view of the left and right shifting blocks of the test tube rack pushing device of the present invention.

Fig. 6 is a plan view of the test tube rack located in front of the push block of the test tube rack pushing device of the present invention.

As shown in the figure, 1, a right shifting block, 1-1, a top pushing edge, 1-2, a position avoiding edge, 2, a tension spring, 3, a shifting block frame, 3-1, a reset induction sheet, 4, a transmission belt, 5, a guide rail, 6, a motor, 7, a left shifting block, 8, a reset optical coupler, 9, a support, 10, a driven wheel, 11, a boss, 12, a stepped shaft, 13, a transmission table board, 13-1, a protection curling edge, 13-2, a protection table, 13-3, a protection vertical edge, 14, a first detection optical coupler, 15, a second detection optical coupler, 16 and a test tube frame.

Detailed Description

For a better understanding of the present application, various aspects of the present application will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the present application and does not limit the scope of the present application in any way. Like reference numerals refer to like elements throughout the specification.

In the drawings, the thickness, size, and shape of an object have been slightly exaggerated for convenience of explanation. The figures are purely diagrammatic and not drawn to scale.

It will be further understood that the terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "including," and/or "containing," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Further, when a statement such as "… at least one" appears after the list of listed features, the entire listed feature is modified rather than modifying individual elements in the list.

As shown in fig. 1 and 2, the test tube rack pushing device of the present invention includes a support 9, a guide rail 5, a driving member, a shifting block rack 3, and a transmission table 13, wherein the guide rail 5, the driving member, and the transmission table 13 are all disposed on the support 9; the driving piece comprises a motor 6 and a synchronous belt transmission assembly, a transmission belt 4 in the synchronous belt transmission assembly is arranged in parallel with a guide rail 5, a shifting block frame 3 is clamped and fixed on the transmission belt 4, a sliding block in sliding connection with the guide rail 5 is arranged at the bottom of the shifting block frame 3, and the shifting block frame 3 slides along the guide rail 5 under the driving of the transmission belt 4; the left end and the right end of the shifting block frame 3 are provided with a left shifting block 7 and a right shifting block 1, the right shifting block 1 is provided with a top pushing edge 1-1 and a position avoiding edge 1-2, the left shifting block 7 is also provided with a same pushing edge and a position avoiding edge, in the embodiment, the position avoiding edges on the left shifting block 7 and the right shifting block 1 are inclined edges, and the pushing edge is a straight edge. The transmission table board 13 is arranged above the shifting block frame 3 and the driving piece, two stroke grooves respectively corresponding to the left shifting block 7 and the right shifting block 1 are arranged on the transmission table board 13, and the left shifting block 7 and the right shifting block 1 respectively extend out of the corresponding stroke grooves and can move in the stroke grooves along with the sliding of the shifting block frame 3. The left shifting block 7 and the right shifting block 1 are respectively sleeved on corresponding bosses 11, the bosses 11 are sleeved on stepped shafts 12, the stepped shafts 12 are fixed on the shifting block frame 3 through bolts or screws, and the lower bottom surfaces of the bosses 11 are in contact with the shifting block frame 3. The left shifting block 7 and the right shifting block 1 are respectively provided with a tension spring 2, the other end of the tension spring 2 is connected to the shifting block frame 3, the shifting block is deformed under the action of external force when rotating, the tension spring 2 can deform, and when the external force causing the shifting block to rotate disappears, the tension spring 2 immediately recovers deformation to enable the shifting block to reversely rotate until the original state is recovered. The reset optical coupler 8 is arranged at the position, corresponding to the reset position, of the shifting block frame 3 on the support 9, the reset induction sheet 3-1 is arranged at the position, corresponding to the shifting block frame 3, of the shifting block frame 3, after the shifting block frame 3 slides forwards to the designated position along the guide rail 5, the motor 6 rotates reversely, the shifting block frame 3 is retracted, until the reset induction sheet 3-1 reaches the position of the reset optical coupler 8, the reset optical coupler 8 senses the reset induction sheet 3-1 and sends a reset electric signal, the motor 6 stops rotating, and the shifting block frame 3 stops moving. In the embodiment, some contents are not shown in the figure, the material of the boss 11 is plastic or wear-resistant rubber, and the shifting block and the boss 11 are in interference fit, so that the shifting block and the boss 11 do not rotate relatively, and the shifting block can only drive the boss 11 to rotate together, so that the shaking degree of the shifting block during rotation can be reduced; a gap of 0.1mm is reserved between the end part of the stepped shaft 12 and the boss 11 or the shifting block, so that the stepped shaft 12 cannot block the shifting block from driving the boss 11 to rotate. The reset position of the block-pulling frame 3 is the initial position of transmission, and is also the position corresponding to the driven wheel 10 in the synchronous belt transmission assembly.

As shown in fig. 2 and 3, a protection edge 13-1 is arranged on one side of the right side stroke slot opposite to the transmission table top 13, a position avoiding notch is arranged at the bottom of one side of the test tube rack 16 corresponding to the protection edge 13-1, a protection vertical edge 13-3 is arranged on one side of the left side stroke slot opposite to the transmission table top 13, and the protection vertical edge 13-3 and the protection edge 13-1 are arranged to enable the test tube rack 16 to stably move in the moving process and prevent the test tube rack 16 from being inclined or toppled left and right. The end part of the transmission table top 13, namely the initial position of transmission, is also provided with a protective table 13-2, the poking block frame 3 can drive the test tube rack 16 positioned behind the poking block frame to move back together in the resetting process, and the protective table 13-2 stops the test tube rack 16 from continuing to retreat at the end part of the transmission table top 13, so that the test tube rack 16 is prevented from being brought down to the transmission table top 13. A first detection optocoupler 14 is mounted on the outer side surface of the protection platform 13-2, a second detection optocoupler 15 is mounted on the transmission platform surface 13 at a position where the transmission end point corresponds to the first detection optocoupler 14, the first detection optocoupler 14 is responsible for emitting optical signals, and the second detection optocoupler 15 is responsible for receiving optical signals, which are a group of correlation optocouplers; when the test tube rack 16 is not arranged on the transmission table top 13, the second detection optocoupler 15 can receive the optical signal emitted by the first detection optocoupler 14 and generate a low level; when a test tube rack 16 is arranged on the transmission table top 13, the transmission of light between the first detection optocoupler 14 and the second detection optocoupler 15 is blocked, and the second detection optocoupler 15 cannot receive the light signal emitted by the first detection optocoupler 14 and generates high level.

As shown in fig. 4 to 6, when the test tube rack 16 is located behind the dial block rack 3, the left dial block 7 and the right dial block 1 are retracted to drive the test tube rack 16 to move together in the resetting process of the dial block rack 3, the test tube rack 16 stops moving due to being blocked before moving to the protective table 13-2, the left dial block 7 and the right dial block 1 continue to be retracted, the inclined sides of the two dial blocks gradually rotate under the collision with the test tube rack 16 until the left dial block 7 and the right dial block 1 are retracted to the rear of the test tube rack 16, and the two dial blocks return to the original state under the restoring action of the tension spring 2, that is, the pushing sides of the two dial blocks contact with the rear side of the test tube rack 16, so that the test tube rack 16 can be ready to be pushed at any time. In other embodiments, the pushing edges of the two shifting blocks may also be semi-circular arcs, and the semi-circular arcs contact with the test tube rack 16 through two end points of the arc edges. In addition, the inclined edge used for enabling the test tube rack 16 to pass through on the left shifting block 7 and the right shifting block 1 can also be an arc edge, and the arc surface can rotate under the conflict with the test tube rack 16 and can enable the test tube rack 16 to pass through.

The utility model discloses a test-tube rack pusher still includes control module, and this control module can receive the signal of telecommunication that the opto-coupler 8 that resets and the second detected opto-coupler 15 and sent to according to the signal of telecommunication control motor 6 corotation, reversal or stall that these two opto-couplers sent, thereby reach and make shifting block frame 3 drive left shifting block 7 and 1 propelling movement test-tube rack of right shifting block, shifting block frame 3 resets or shifting block frame 3 stop motion's working effect.

The utility model discloses a test-tube rack pusher theory of operation as follows:

after the device is powered on, the shifting block frame 3 is in a reset state, namely is located at the starting position of transmission, and the control module receives a reset electric signal sent by the reset optocoupler 8; when no test tube rack 16 is placed on the transmission table top 13, the control module receives a low level signal sent by the second detection optocoupler 15, and the control module controls the motor 6 to enter a standby state; after a test tube rack 16 is placed on the transmission table board 13, the control module receives a high level signal sent by a second detection optical coupler 15, the control module immediately controls the motor 6 to rotate forwards, so that the transmission belt 4 drives the shifting block frame 3 to slide forwards along the guide rail 5, the left shifting block 7 and the right shifting block 1 respectively move in respective stroke grooves, the pushing edges of the left shifting block 7 and the right shifting block 1 contact the test tube rack 16 and then continue to move forwards until the test tube rack 16 is pushed to a specified position, the control module controls the motor 6 to rotate backwards, so that the transmission belt 4 drives the shifting block frame 3 to slide backwards along the guide rail 5 until the reset induction sheet 3-1 on the shifting block frame 3 reaches the reset optical coupler 8, the control module receives a reset electrical signal induced by the reset optical coupler 8, the control module controls the motor 6 to stop rotating, and the shifting block frame 3 returns to a reset state and stops moving. This moment the utility model discloses a test-tube rack propelling movement task is accomplished to test-tube rack pusher.

When the driving belt 4 drives the dial block frame 3 to slide backwards along the guide rail 5, if a test tube rack is arranged behind the dial block frame 3, the test tube rack 16 is driven to move together when the left dial block 7 and the right dial block 1 are withdrawn to contact with the test tube rack until the test tube rack 16 moves to the front of the protective table 13-2, the test tube rack 16 stops moving due to the blocking of the protective table 13-2, the left dial block 7 and the right dial block 1 are withdrawn continuously, the inclined edges of the two dial blocks rotate gradually under the interference of the test tube rack 16 until the left dial block 7 and the right dial block 1 are withdrawn to the rear of the test tube rack 16, the two dial blocks return to the original state under the restoring action of the tension spring 2, the pushing edges of the two dial blocks are contacted with the rear side of the test tube rack 16, and after the dial block frame 3 returns to the reset state, the control module controls the motor 6 to rotate forwards due to the fact that the high level signal sent by the second detection 15 is received, make the utility model discloses a test-tube rack pusher continues to carry out test-tube rack propelling movement task and gets back to the reset state after accomplishing the task.

So, no matter the test-tube rack is located any position department on the transmission mesa 13, no matter the test-tube rack is located the place ahead or the rear of group piece frame 3 promptly, the utility model discloses a test-tube rack pusher can both accomplish the propelling movement task of test-tube rack automatically.

With above-mentioned test-tube rack pusher, use in full-automatic urine tangible composition analysis appearance, when making the adjacent two-stage operation handing-over test-tube rack in the instrument, as long as a driving piece just can independently accomplish the propelling movement task of test-tube rack, and no matter the test-tube rack is located any position department on the transmission mesa, the utility model discloses a propelling movement task of test-tube rack can both be accomplished to test-tube rack pusher among the full-automatic urine tangible composition analysis appearance.

Claims (10)

1. The utility model provides a test-tube rack pusher, includes transmission mesa (13) and sets up driving piece and shifting block frame (3) in transmission mesa (13) below, driving piece drive shifting block frame (3) along transmission mesa (13) antedisplacement or backward shift, be provided with two shifting blocks on shifting block frame (3), the shifting block be used for propelling movement the test-tube rack on transmission mesa (13), its characterized in that, the shifting block on all be provided with spacing limit, ejection limit and spacing piece that resets of keeping away, the topside of pushing away promote the test-tube rack and move forward when contradicting with the test-tube rack, spacing limit when contradicting with the test-tube rack to the test-tube rack spacing until the shifting block remove to the rear of test-tube rack, spacing piece that resets and make spacing limit no longer resume original state with the shifting block of test-tube rack conflict.

2. The test tube rack pushing device according to claim 1, wherein the conveying table (13) is provided with a protective table (13-2) at the end part, i.e. the starting position of the conveying, and the protective table (13-2) is used for preventing the test tube rack from being pushed down to the conveying table (13) by the interference of the position avoiding edge.

3. The test tube rack pushing device according to claim 1, wherein two stroke grooves are formed in the transmission table top (13), the stroke grooves correspond to moving paths of the two shifting blocks respectively, the shifting blocks extend out of the corresponding stroke grooves to the upper side of the transmission table top (13), one stroke groove is provided with a protective vertical edge (13-3) at the side edge, and the other stroke groove is provided with a protective edge roll (13-1) at the side edge; the test tube rack pushing device further comprises a test tube rack (16) which is used in a matched mode, and a position avoiding notch is formed in the position, corresponding to the protection turned edge (13-1), of the test tube rack (16).

4. The test tube rack pushing device according to claim 1, wherein the position avoiding reset member is a tension spring (2), one end of the tension spring (2) is connected to the corresponding shifting block, and the other end of the tension spring (2) is connected to the shifting block rack (3).

5. The test tube rack pushing device according to claim 1, wherein a guide rail (5) is further arranged below the transmission table top (13), a sliding block connected with the guide rail (5) in a sliding manner is arranged at the bottom of the block shifting frame (3), and the block shifting frame (3) is driven by the driving piece to slide along the guide rail (5).

6. The test tube rack pushing device according to claim 1, wherein a reset optical coupler (8) is arranged below the transmission table top (13), the reset optical coupler (8) corresponds to the end part of the transmission table top (13), namely the transmission starting position, a reset induction sheet (3-1) is arranged at the position corresponding to the shifting block frame (3), and the reset optical coupler (8) induces the reset induction sheet (3-1) and sends a reset electric signal when the shifting block frame (3) is located at the transmission starting position.

7. The test-tube rack pushing device according to claim 1, wherein a first detection optocoupler (14) and a second detection optocoupler (15) are respectively arranged at the starting end and the terminating end of the transmission table top (13), the first detection optocoupler (14) and the second detection optocoupler (15) are a set of correlation optocouplers for transmitting/receiving optical signals, and the correlation optocouplers for transmitting/receiving optical signals generate different levels correspondingly as light between the first detection optocoupler (14) and the second detection optocoupler (15) propagates smoothly or is blocked.

8. The test tube rack pushing device according to claim 1, wherein the shifting blocks are hinged to two ends of the shifting block rack (3), and when the position avoiding edges of the shifting blocks abut against the test tube rack, the shifting blocks rotate around the hinged points until the shifting blocks move to the rear of the test tube rack.

9. The test tube rack pushing device according to claim 8, wherein the shifting block is connected to the shifting block frame (3) through a boss (11) and a stepped shaft (12), the shifting block is sleeved on the boss (11) and is in interference fit, the boss (11) is sleeved on the stepped shaft (12), and the stepped shaft (12) is fixed to the shifting block frame (3) through a bolt or a screw.

10. A fully automatic urine visible component analyzer comprising a test tube rack pushing device according to any one of claims 1 to 9.

Images