CN207866843U - Spot sample device - Google Patents

Spot sample device Download PDF

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Publication number
CN207866843U
CN207866843U CN201820306488.4U CN201820306488U CN207866843U CN 207866843 U CN207866843 U CN 207866843U CN 201820306488 U CN201820306488 U CN 201820306488U CN 207866843 U CN207866843 U CN 207866843U
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CN
China
Prior art keywords
stop block
fixing bracket
elastic
spotting needle
elastic component
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Active
Application number
CN201820306488.4U
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Chinese (zh)
Inventor
费少伟
王友明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Mindray Bio Medical Electronics Co Ltd
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Suzhou Hyssen Electronic Technology Ltd
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Priority to CN201820306488.4U priority Critical patent/CN207866843U/en
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Abstract

A kind of spot sample device, spotting needle are mounted on stop block, which can be mounted on fixing bracket up or down.Elastic mechanism is installed, which exports an elastic forepressure in vertical direction with angle makes fixing bracket and stop block keep being relatively fixed under the force effect that rubs to correspondingly generate frictional force between stop block and fixing bracket.When the spotting needle is pricked partially, such as is pricked on test tube wall, which will promote stop block to overcome frictional force the active force of spotting needle and be relatively fixed holder and move upwards.Since the elastic forepressure that the elastic mechanism is provided not is to act directly on spotting needle, it is used to make fixing bracket and stop block holding to be relatively fixed, and the direction of motion (vertical direction) of elastic forepressure direction and spotting needle is at angle, during spotting needle moves up, elastic mechanism will not apply spotting needle excessive active force, cross senior general's test tube so as to avoid spotting needle stress and prick the fact that broken.

Description

Spot sample device
Technical field
This application involves medical instruments, and in particular to a kind of spot sample device for inhaling sample and point sample.
Background technology
Common medical analytical instrument usually requires to carry out inhaling sample and printing operation to sample to be analyzed.For example, with it is complete from For dynamic dry chemical Urine Analyzer, due to the advantages that work efficiency is high, detection sample speed is fast, it is widely used in major doctor Treat mechanism and hospital.And the spot sample device mating with it needs to check that a large amount of urine specimen, spot sample device acupuncture treatment prick inclined phenomenon Frequent occurrence, it just needs this when the spotting needle of sample application unit in deviation, there is acupuncture treatment defencive function.
In order to realize that acupuncture treatment defencive function, common point sample needle construction are by installing a spring on spotting needle, passing through Spring force controls the upper and lower position of needle.But since the compression travel of spring is limited, and as compression travel increases, spring Thrust also increases, this results in occurring spotting needle since spring force is excessive and test tube being pricked to broken situation.
Invention content
The application provides a kind of novel spot sample device.
According to the one side of the application, a kind of spot sample device is provided in a kind of embodiment, including:
Spotting needle, for inhaling sample and point sample;
Stop block, the spotting needle are fixedly mounted on stop block;
Fixing bracket, the stop block can be mounted on fixing bracket up or down;
At least one elastic mechanism, the elastic mechanism are mounted between stop block and fixing bracket, and the elastic machine Structure exports an elastic forepressure in vertical direction with angle, and the fixing bracket and stop block are made in the elastic forepressure It is relatively fixed with lower holding;
And driving mechanism, the driving mechanism drive fixing bracket, and spotting needle is made to complete to inhale sample and point sample.
As being further improved for the spot sample device, the elastic forepressure of the elastic mechanism substantially hangs down with vertical direction Directly.
As being further improved for the spot sample device, the elastic mechanism includes elastic component and fitting, the abutting Part is connect with elastic component, and resists stop block or fixing bracket.
As being further improved for the spot sample device, the elastic component is mounted on stop block or fixing bracket, and institute It states elastic component both ends and respectively connects at least one fitting, the fitting of the elastic component both sides supports under the elastic force effect of elastic component Firmly corresponding fixing bracket or stop block.
As being further improved for the spot sample device, the convex wall that there are two the stop block tools is vertically arranged, The elastic component is arranged two convex wall intermediate regions, and the elastic component both ends are respectively connected with fitting, the fitting difference Fixing bracket is resisted across corresponding convex wall.
As being further improved for the spot sample device, the elastic component is mounted on stop block or fixing bracket, described Fitting is arranged in one end of elastic component, and resists corresponding fixing bracket or backstop under the effect of the elastic force of the elastic component Block makes fixing bracket and stop block push against.
As being further improved for the spot sample device, the fixing bracket has the first guide part of vertical direction, institute Stop block is stated to be slidably mounted on the first guide part.
As being further improved for the spot sample device, first guide part is the groove that cross section is U-shaped, described to stop Block is arranged in the groove.
As being further improved for the spot sample device, the fixing bracket or stop block have for coordinating with fitting The second guide part, second guide part have vertical direction guide frame, the fitting be mounted on the second guide part It is interior.
As being further improved for the spot sample device, second guide part is the groove that cross section is U-shaped.
According to the spot sample device of above-described embodiment, spotting needle is mounted on stop block, which can be up or down On fixing bracket.Elastic mechanism is installed between stop block and fixing bracket, the elastic mechanism export one with it is vertical Direction makes fixing bracket and stop block under the force effect that rubs at the elastic forepressure of angle to correspondingly generate frictional force Holding is relatively fixed.When the spotting needle is pricked partially, such as is pricked on test tube wall, which will promote the active force of spotting needle Stop block overcomes frictional force and is relatively fixed holder and moves upwards.Since the elastic forepressure that the elastic mechanism is provided is not Act directly on spotting needle, be used to make fixing bracket and stop block holding be relatively fixed, and elastic forepressure direction with The direction of motion (vertical direction) of spotting needle is at angle, and during spotting needle moves up, elastic mechanism will not be to spotting needle Apply excessive active force, crosses senior general's test tube so as to avoid spotting needle stress and prick the fact that broken.
Description of the drawings
Fig. 1 is the partial structural diagram of spot sample device in a kind of embodiment of the application;
Fig. 2 is the structural schematic diagram of spotting needle position associated components in a kind of embodiment of the application;
Fig. 3 is schematic diagram when spotting needle pricks inclined in a kind of embodiment of the application;
Fig. 4 is the sectional view of structure shown in Fig. 2;
Fig. 5 is the sectional view of fixing bracket, stop block and elastic construction fit structure in a kind of embodiment of the application.
Specific implementation mode
Below by specific implementation mode combination attached drawing, invention is further described in detail.Wherein different embodiments Middle similar component uses associated similar element numbers.In the following embodiments, many datail descriptions be in order to The application is better understood.However, those skilled in the art can be without lifting an eyebrow recognize, which part feature It is dispensed, or can be substituted by other elements, material, method in varied situations.In some cases, this Shen Please it is relevant some operation there is no in the description show or describe, this is the core in order to avoid the application by mistake More descriptions are flooded, and to those skilled in the art, these relevant operations, which are described in detail, not to be necessary, they It can completely understand relevant operation according to the general technology knowledge of description and this field in specification.
It is formed respectively in addition, feature described in this description, operation or feature can combine in any suitable way Kind embodiment.Meanwhile each step in method description or action can also can be aobvious and easy according to those skilled in the art institute The mode carry out sequence exchange or adjustment seen.Therefore, the various sequences in the description and the appended drawings are intended merely to clearly describe a certain A embodiment is not meant to be necessary sequence, and wherein some sequentially must comply with unless otherwise indicated.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object, Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and It is indirectly connected with (connection).
Embodiment one:
A kind of spot sample device is present embodiments provided, suction sample and point sample to sample are used for, in order to subsequently to sample Analyzing processing.The spot sample device can be used cooperatively with Different categories of samples analyzer, for example, with dry chemical Urine Analyzer is mating makes With.
It please refers to Fig.1 with 2, which includes spotting needle 100, stop block 200, fixing bracket 300, at least one bullet Property mechanism 400 and driving mechanism 500.
The spotting needle 100 is mainly used for inhaling sample and point sample.It can connect baric systerm, be realized pair by air pressure change The suction and discharge of sample.The spotting needle 100 is fixedly mounted on stop block 200, is moved with 200 one of stop block.The backstop Block 200 can be mounted on fixing bracket 300 up or down so that when spotting needle 100 is obstructed in the movement direction can with it is solid Fixed rack 300 generates relative motion.Driving mechanism 500 drives fixing bracket 300, and spotting needle 100 is made to complete to inhale sample and point sample.
Elastic mechanism 400 is mounted between stop block 200 and fixing bracket 300, and elastic mechanism 400 exports one and erects Histogram is to the elastic forepressure at angle, to correspondingly generate frictional force.The fixing bracket 300 and stop block 200 rub at this It wipes and keeps being relatively fixed under force effect.It refers to that stop block 200 is kept with fixing bracket 300 under certain effect power that this, which is relatively fixed, It is fixedly connected, and when stop block 200 and spotting needle 100 are applied in the external force of bigger, fixing bracket 300 and stop block will be destroyed Being fixedly connected between 200, and relative motion occurs.
This structure ensures under normal circumstances, when driving device driving fixing bracket 300 moves downward, stop block 200 And the spotting needle 100 on stop block 200 is kept fixed under the action of frictional force with fixing bracket 300, thus with 300 one movement of fixing bracket.When the spotting needle 100 is pricked partially, such as is pricked on test tube wall, referring to FIG. 3, the test tube wall pair The active force of spotting needle 100 will promote stop block 200 to overcome frictional force and destroy between fixing bracket 300 and stop block 200 It is relatively fixed, so that stop block 200 and spotting needle 100 is relatively fixed holder 300 and move upwards.Since the elastic mechanism 400 is carried The elastic forepressure of confession is not to act directly on spotting needle 100, is mainly used for making fixing bracket 300 and stop block 200 Holding is relatively fixed, and the direction of motion (vertical direction) of elastic forepressure direction and spotting needle 100 is at angle, in spotting needle During 100 move up, elastic mechanism 400 will not apply spotting needle 100 excessive active force, so as to avoid spotting needle 100 stress cross senior general's test tube and prick the fact that broken.
The elastic forepressure of the elastic mechanism 400 is arranged in vertical direction with angle, and angle a values are:0 ° of < a < 180°.Preferably be that the elastic forepressure of elastic mechanism 400 is substantially vertical with vertical direction, i.e. when a substantially takes 90 °, the elasticity Influence of the precompression to spotting needle 100 can be reduced to it is as small as possible, to avoid applying excessive downward work to spotting needle 100 Firmly, cause to prick broken test tube.
On the other hand, elastic forepressure is exported using elastic mechanism 400 here, be advantageous in that, the elastic mechanism 400 With elastic deformation characteristic.When stop block 200 and spotting needle 100 are applied in the external force of bigger, elastic mechanism 400 can occur one To enable stop block 200 to be more smoothly relatively fixed holder 300 relative motion occurs for fixed destruction of edition type.When external force disappears Except when, which can reply again makes 200 relatively-stationary state of fixing bracket 300 and stop block.
In a kind of embodiment, which includes elastic component and fitting, which connect with elastic component, and Resist stop block 200 or fixing bracket 300.The elastic forepressure that elastic mechanism 400 exports is applied to stop block by fitting 200 or fixing bracket 300 on.
It please refers to Fig.4 with 5, in a kind of embodiment, which is mounted on stop block 200 (in other embodiment It may be mounted on fixing bracket 300).402 both ends of elastic component respectively connect at least one fitting 401,402 both sides of elastic component Fitting 401 resist corresponding fixing bracket 300 under the elastic force effect of elastic component 402 and (can also be supported in other embodiment Firmly stop block 200).The distending effect of fitting 401 is realized by elastic component 402 and is fixed.
Further, in order to allow elastic mechanism 400 preferably to complete to coordinate with stop block 200 and fixing bracket 300, It please please refer to Fig.2 with 5, in a kind of embodiment, there are two the convex wall 201 being vertically arranged, the elasticity for the stop block 200 tool Part 402 is arranged two 201 intermediate regions of convex wall.402 both ends of elastic component are respectively connected with fitting 401, which divides Not Chuan Guo corresponding convex wall 201 resist fixing bracket 300.
Referring to FIG. 5, spring can be used in the elastic component 402.Backstop cylinder can be used in the fitting 401.Certainly, other realities It applies in example, elastic component 402 can also use the structures such as shrapnel.
As shown in figure 5, in the present embodiment, which uses two, is arranged in parallel in stop block up and down On 200 (or fixing brackets 300).
Other than using structure shown in Fig. 5, in other embodiments, which can be mounted in stop block 200 Or on fixing bracket 300, and fitting 401 is arranged in one end of elastic component 402, and is acted in the elastic force of the elastic component 402 Under resist corresponding fixing bracket 300 or stop block 200, so that fixing bracket 300 and stop block 200 is pushed against.For example, elastic component 402 are mounted on fixing bracket 300, and the position abutted with stop block 200,402 one end of elastic component are provided on fixing bracket 300 Fitting 401 be pressed on stop block 200, so that the abutting portion on stop block 200 and fixing bracket 300 is pushed against and fix.
In any of the above structure, moved according to the path of setting to be oriented to stop block 200, it, should in a kind of embodiment There is fixing bracket 300 first guide part of vertical direction, the stop block 200 to be slidably mounted on the first guide part.
Referring to FIG. 2, in a kind of embodiment, which is the groove 310 that cross section is U-shaped, the stop block 200 It is arranged in groove 310.
Further, it is moved according to the path of setting to be oriented to fitting 401, in a kind of embodiment, fixing bracket 300 Or there is stop block 200 the second guide part for coordinating with fitting 401, second guide part to have the guiding of vertical direction Structure, the fitting 401 are mounted in the second guide part.For example, the second guide part is cross section be the groove of U-shaped (in figure not It shows).
Certainly, in other embodiments, first guide part and the second guide part also select guide rail, guide shaft or pilot hole etc. Structure.
Referring to FIG. 1, in the present embodiment, which includes driving motor 501 and synchronous belt drive mechanism 502, the driving motor 501 and synchronous belt drive mechanism 502 are mounted on module carrier 503, and driving motor 501 drives synchronous belt Transmission mechanism 502 moves.The fixing bracket 300 is fixedly mounted on the synchronous belt of synchronous belt drive mechanism 502, is moved down in realization It is dynamic.
Guide rail 504 for carrying out vertical direction guiding to fixing bracket 300 can also be set on module carrier 503.Gu Fixed rack 300 is moved along guide rail 504.Certainly, the module carrier 503 can be can also be by other driving devices fixedly Drive and is moved along the longitudinal direction to realize.
Here by taking the structure that module carrier 503 can be moved forward and backward as an example, spotting needle 100 is driven to driving mechanism 500 Workflow is summarized as follows:
Drive module holder 503 is whole to be moved forward and backward, and the position that spotting needle 100 may be implemented reaches sample bits and point sample Position.When spotting needle 100 is moved to sample bits, driving motor 501 starts, and spotting needle 100 is moved downward along guide rail 504, enters In test tube, sample (such as urine) is sucked out, then spotting needle 100 rises to horizontal position, and module carrier 503 is moved, moved to backward When test strips position, urine is dripped on test paper, to complete sample presentation task.
This 100 device of spotting needle of the present embodiment keeps spotting needle 100 by the elastic forepressure of elastic mechanism 400 Position, when spotting needle 100 pricks test tube wall, stopper is up slided, to play the purpose of protection spotting needle 100.This knot Structure oppresses backstop using elastic forepressure, entire spotting needle 100 and stop block 200 is installed a struc-ture, as one It is whole, then again toward the dress above of fixing bracket 300, the positioning accuracy not only ensured but also it is effectively protected spotting needle 100.
When spotting needle 100 pricks test tube wall, spotting needle 100 is up slided together with stopper.Referring to FIG. 3, one In kind embodiment, the stop block 200 or spotting needle 100 can be equipped with the optocoupler catch 600 integrally moved, optocoupler catch 600 Top is provided with detection optocoupler (not shown).When stop block 200 and spotting needle 100 move upwards, optocoupler catch 600 It moves upwards, when being moved to the detection zone of detection optocoupler, it is different that detection optocoupler can detect that the acupuncture treatment of spotting needle 100 occurs Often, alarm is sent out, to prompt medical staff to push down on spotting needle 100, raw bits, this process is pushed to be known as point sample 100 manual duplicate sample of needle.
Use above specific case is illustrated the present invention, is merely used to help understand the present invention, not limiting The system present invention.For those skilled in the art, according to the thought of the present invention, can also make several simple It deduces, deform or replaces.

Claims (10)

1. a kind of spot sample device, which is characterized in that including:
Spotting needle, for inhaling sample and point sample;
Stop block, the spotting needle are fixedly mounted on stop block;
Fixing bracket, the stop block can be mounted on fixing bracket up or down;
At least one elastic mechanism, the elastic mechanism is mounted between stop block and fixing bracket, and the elastic mechanism is defeated Go out an elastic forepressure in vertical direction with angle, the fixing bracket and stop block under elastic forepressure effect Holding is relatively fixed;
And driving mechanism, the driving mechanism drive fixing bracket, and spotting needle is made to complete to inhale sample and point sample.
2. spot sample device as described in claim 1, which is characterized in that the elastic forepressure and vertical direction of the elastic mechanism It is substantially vertical.
3. spot sample device as described in claim 1, which is characterized in that the elastic mechanism includes elastic component and fitting, institute It states fitting to connect with elastic component, and resists stop block or fixing bracket.
4. spot sample device as claimed in claim 3, which is characterized in that the elastic component is mounted on stop block or fixing bracket On, and the elastic component both ends respectively connect at least one fitting, the elastic force of the fittings of the elastic component both sides in elastic component Corresponding fixing bracket or stop block are resisted under effect.
5. spot sample device as claimed in claim 3, which is characterized in that there are two be vertically arranged for stop block tool Convex wall, the elastic component are arranged two convex wall intermediate regions, and the elastic component both ends are respectively connected with fitting, the fitting It is each passed through corresponding convex wall and resists fixing bracket.
6. spot sample device as claimed in claim 3, which is characterized in that the elastic component is mounted on stop block or fixing bracket On, the fitting is arranged in one end of elastic component, and corresponding fixed branch is resisted under the effect of the elastic force of the elastic component Frame or stop block make fixing bracket and stop block push against.
7. spot sample device as claimed in any one of claims 1 to 6, which is characterized in that the fixing bracket has vertical direction First guide part, the stop block are slidably mounted on the first guide part.
8. spot sample device as claimed in claim 7, which is characterized in that first guide part is the groove that cross section is U-shaped, The stop block is arranged in the groove.
9. such as claim 3-6 any one of them spot sample devices, which is characterized in that the fixing bracket or stop block have use In the second guide part coordinated with fitting, second guide part has the guide frame of vertical direction, the fitting peace In the second guide part.
10. spot sample device as claimed in claim 9, which is characterized in that second guide part is that cross section is the recessed of U-shaped Slot.
CN201820306488.4U 2018-03-06 2018-03-06 Spot sample device Active CN207866843U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820306488.4U CN207866843U (en) 2018-03-06 2018-03-06 Spot sample device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820306488.4U CN207866843U (en) 2018-03-06 2018-03-06 Spot sample device

Publications (1)

Publication Number Publication Date
CN207866843U true CN207866843U (en) 2018-09-14

Family

ID=63456143

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820306488.4U Active CN207866843U (en) 2018-03-06 2018-03-06 Spot sample device

Country Status (1)

Country Link
CN (1) CN207866843U (en)

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GR01 Patent grant
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CP03 Change of name, title or address

Address after: Unit 501, Building 218, Sangtian Street, Suzhou Industrial Park, Jiangsu Province

Patentee after: SUZHOU MAIRUI TECHNOLOGY Co.,Ltd.

Address before: Unit 213-216, A3 Building, 218 Xinghu Street, Suzhou Industrial Park, Jiangsu Province

Patentee before: Suzhou Hyssen Electronics Co.,Ltd.

CP03 Change of name, title or address
TR01 Transfer of patent right

Effective date of registration: 20231219

Address after: 518057 the 1-4 floor of MINDRAY building, science and technology south twelve Road, Nanshan District high tech Industrial Park, Shenzhen, Guangdong.

Patentee after: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd.

Address before: Unit 501, Building 218, Sangtian Street, Suzhou Industrial Park, Jiangsu Province

Patentee before: SUZHOU MAIRUI TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right