CN212301076U

CN212301076U - Electric lifting nitrogen blow-drying instrument

Info

Publication number: CN212301076U
Application number: CN202020769789.8U
Authority: CN
Inventors: 黄玉婷; 张冰泉; 庄世煊; 刘小波; 郭剑秋; 曾敢辉
Original assignee: Zhongfang Textile & Apparel Testing Fujian Co ltd
Current assignee: Zhongfang Textile & Apparel Testing Fujian Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-01-05
Anticipated expiration: 2030-05-11

Abstract

The utility model relates to a check out test set technical field, concretely relates to electric lift's nitrogen gas weathers appearance, its characterized in that: including base, bracing piece and blow the needle mount, the bracing piece is fixed to be located the base upper end, blows the needle mount and goes up fixed mounting and have many to blow the needle, blows the needle mount and installs on the slip table, on the bracing piece was located that the slip table can reciprocate through slide mechanism, still was equipped with on the bracing piece to be used for driving the slip table and carries out the actuating mechanism who reciprocates. The utility model has the advantages of simple overall structure, practical reliable can conveniently drive and blow the needle mount and rise or descend to the height of needle mount is blown in the adjustment, at the in-process that removes, blows the needle and can aim at the corresponding sample bottle in below all the time, and whole operation process is comparatively simple, convenient, and labour saving and time saving.

Description

Electric lifting nitrogen blow-drying instrument

Technical Field

The utility model relates to a check out test set technical field, specificly relate to an electronic lift's nitrogen gas weathers appearance.

Background

The nitrogen blow-drying instrument is also called as: nitrogen gas enrichment facility, nitrogen gas sweep the appearance, nitrogen blows concentrated appearance, for short: the nitrogen blowing instrument and the nitrogen blowing instrument are used for sample preparation in liquid phase, gas phase and mass spectrometry, and can play a role in isolating oxygen and preventing oxidation because nitrogen is inactive gas.

Current nitrogen gas weathers the appearance by heating device usually, sample positioner and air feeder triplex are formed, nitrogen gas blows the needle through nitrogen at last through air feeder's gas blow pipe and blows in the sample bottle that is fixed in on the sample positioner and place in heating device, the organic solvent in the sample in the messenger sample bottle volatilizees rapidly, thereby the realization is to the concentration of sample, however, current blow needle mount fixedly connected with cylinder sleeve usually and locate on the slide bar through cylinder sleeve cover, and hand-held reciprocating through operating personnel, after the removal is accomplished, the rethread knob is screwed fixedly, at the in-process that removes, still must adjust the angle that blows the needle mount, make blow the needle can aim at the corresponding sample bottle in below, whole operation process is comparatively troublesome, it is comparatively inconvenient to adjust, and waste time and energy.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an overall structure is simple, practical reliable, can conveniently drive and blow the needle mount and rise or descend to the adjustment blows the height of needle mount, at the in-process that removes, blows the needle and can aim at the corresponding sample bottle in below all the time, and whole operation process is comparatively simple, convenient, and labour saving and time saving's an electronic lift's nitrogen gas weathers appearance.

In order to solve the technical problem, the utility model discloses a technical scheme as follows: the utility model provides an appearance is weathered to electronic lift's nitrogen gas, includes base, bracing piece and blows the needle mount, and the bracing piece is fixed to be located the base upper end, blows on the needle mount fixed mounting have many to blow the needle, blows the needle mount and installs on the slip table, on the bracing piece was located that the slip table can reciprocate through slide mechanism, still was equipped with on the bracing piece and is used for driving the actuating mechanism that the slip table reciprocated.

Further, slide mechanism includes ball slider and slide rail, ball slider and slide rail sliding fit, ball slider and slip table fixed connection, the slide rail is vertical fixed mounting on the bracing piece.

Further, actuating mechanism includes driving motor and transmission lead screw, driving motor fixed mounting is on the mounting panel of bracing piece upper end, driving motor's output shaft passes through the shaft coupling and is connected with the transmission lead screw transmission, the transmission lead screw both ends are all on rotatable locating corresponding fixing base through the bearing, fixing base fixed mounting is on the bracing piece, set up the screw hole with transmission lead screw looks adaptation in the slip table, the transmission lead screw passes the screw hole and with slip table screw-thread fit, driving motor and machine controller electric connection, machine controller is used for controlling driving motor's rotation, machine controller locates in the base.

Further, the driving motor is a speed reduction motor.

Furthermore, the upper end and the lower end of the slide rail are respectively provided with a buffer block, and the buffer blocks are fixedly arranged on the corresponding fixed seats.

Further, motor controller includes microcontroller, relay group and power module, and power module and external power source electric connection are for microcontroller and relay group power supply after the power module steady voltage, and microcontroller's output passes through compound transistor array and connects the relay group, and the relay group includes two relays, and two relays correspond corotation and the reversal of control driving motor respectively.

Furthermore, the input end of the microcontroller is electrically connected with an ascending key and a descending key, and the ascending key and the descending key are arranged on the base.

Furthermore, the base is also provided with a flip cover for covering the ascending key and the descending key, and the flip cover is hinged with the base.

Further, blow needle mount and slip table detachable and be connected, blow fixedly connected with on the needle mount and be the connecting block of right angle form, the connecting block passes through the knob and is connected with the slip table.

Furthermore, the sliding table is provided with an embedded groove matched with the connecting block, and the connecting block is embedded in the embedded groove in a separable mode.

From the above description, the electric lifting nitrogen blow-drying instrument provided by the utility model has the advantages that the whole structure is simple, practical and reliable, the blow needle fixing frame can be conveniently driven to ascend or descend, so that the height of the blow needle fixing frame can be adjusted, the blow needle fixing frame does not need to be held by an operator to move in the moving process, the blow needle can always aim at a corresponding sample bottle below in the moving process, the whole operation process is simple and convenient, and time and labor are saved; the sliding fit of the ball sliding block and the sliding rail can ensure the stability and smoothness of the sliding table during up-and-down movement; the forward rotation or the reverse rotation of the driving motor can be controlled conveniently, so that the transmission screw rod is driven to rotate, and the sliding table is lifted or lowered; through setting up the blowing needle mount and the slip table into detachable connection, can conveniently unscrew the knob to carry out quick dismantlement to the blowing needle mount.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the electric lifting nitrogen blow-drying instrument of the utility model.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

Fig. 4 is a schematic perspective view of the sliding table.

Fig. 5 is a control schematic diagram of the electric lifting nitrogen blow-drying instrument of the utility model.

In the figure, 1-base; 2-a support rod; 21-mounting a plate; 3-blowing needle fixing frame; 31-blowing needle; 4-a slide table; 41-caulking groove; 5-a sliding mechanism; 51-a ball slide; 52-a slide rail; 53-buffer block; 6-a drive mechanism; 61-a drive motor; 62-a transmission screw rod; 63-a coupler; 64-a fixed seat; 71-a microcontroller; 72-a relay set; 721-a relay; 73-a power supply module; 74-a composite transistor array; 75-up button; 76-down button; 8-turning over a cover; 91-connecting blocks; 92-knob.

Detailed Description

The present invention will be further described with reference to the following detailed description.

As shown in figure 1, an electronic lift's nitrogen gas weathers appearance, include base 1, bracing piece 2 and blow needle mount 3, bracing piece 2 is fixed to be located base 1 upper end, blow needle mount 3 and go up fixed mounting and have many to blow needle 31, blow needle mount 3 and install on slip table 4, slip table 4 can reciprocate through slide mechanism 5 to locate on bracing piece 2, still be equipped with on bracing piece 2 and be used for driving slip table 4 carries out the actuating mechanism 6 that reciprocates.

Through adopting above-mentioned structure, can conveniently drive blow needle mount 3 and rise or descend to the adjustment blow the height of needle mount 3, at the removal in-process, need not that the operating personnel is holding blow needle mount 3 and remove, and at the in-process that removes, blow needle 31 and aim at the corresponding sample bottle in below all the time, whole operation process is comparatively simple, convenient, and labour saving and time saving.

As shown in fig. 2, the sliding mechanism 5 includes a ball slider 51 and a slide rail 52, the ball slider 51 is in sliding fit with the slide rail 52, the ball slider 51 is fixedly connected with the sliding table 4, the slide rail 52 is vertically and fixedly mounted on the support rod 2, and by adopting this structure, stability and smoothness when the sliding table 4 moves up and down can be ensured.

As shown in fig. 2, the driving mechanism 6 includes a driving motor 61 and a transmission screw rod 62, the driving motor 61 is fixedly installed on the mounting plate 21 at the upper end of the supporting rod 2, the output shaft of the driving motor 61 is in transmission connection with the transmission screw rod 62 through a coupler 63, both ends of the transmission screw rod 62 are rotatably installed on corresponding fixing seats 64 through bearings, the fixing seats 64 are fixedly installed on the supporting rod 2, threaded holes matched with the transmission screw rod 62 are formed in the sliding table 4, the transmission screw rod 62 passes through the threaded holes and is in threaded fit with the sliding table 4, by adopting this structure, the driving motor 61 can be conveniently driven to rotate by controlling the forward rotation or reverse rotation of the driving motor 61 and make the sliding table 4 ascend or descend, and the driving motor 61 is electrically connected with a motor controller, the motor controller is used for controlling the rotation of the driving motor 61, the motor controller is arranged in the base 1, and preferably, the driving motor 61 is a speed reducing motor.

As shown in fig. 2, the upper and lower ends of the slide rail 52 are provided with a buffer block 53, the buffer blocks 53 are fixedly mounted on the corresponding fixing seats 64, the buffer blocks 53 can be provided with through holes for the transmission screw rods 62 to pass through, and the buffer blocks 53 can be rubber blocks.

As shown in fig. 5, the motor controller includes a microcontroller 71, a relay 721 group 72 and a power module 73, the power module 73 is electrically connected to an external power source, the power module 73 supplies power to the microcontroller 71 and the relay 721 group 72 after stabilizing voltage, the microcontroller 71 may use a PIC single chip, the power module 73 can stabilize voltage of 24V to 5V to supply power to the PIC single chip and can also output 24V voltage to supply power to the relay 721 group 72, an output end of the microcontroller 71 is connected to the relay 721 group 72 through a composite transistor array 74, the composite transistor array 74 may use ULN2003, which is composed of seven NPN composite transistors and can be used to drive the relay 721 group 72, the relay 721 group 72 includes two relays 721, and the two relays 721 respectively control forward rotation and reverse rotation of the driving motor 61, the forward rotation and reverse rotation of the drive motor 61 can be controlled by outputting positive and negative voltages and phase inversion.

As shown in fig. 3 and fig. 5, an input terminal of the microcontroller 71 is electrically connected to an up button 75 and a down button 76, the up button 75 and the down button 76 are both disposed on the base 1, the lifting button 75 can be pressed to lift the blowing pin fixing frame 3, and when the pressing is stopped, the blowing needle fixing frame 3 can stop rising, the descending button 76 can be pressed to make the blowing needle fixing frame 3 descend, when the pressing is stopped, the blowing needle fixing frame 3 can stop descending, so as to adjust the depth of the blowing needle 31 extending into the test tube or sample bottle to adapt to different sample volumes, when the lifting key 75 is pressed, the driving motor 61 is enabled to rotate forwards, thereby driving the blowing needle fixing frame 3 to ascend, and similarly, when the descending key 76 is pressed, so that the driving motor 61 rotates reversely to drive the blowing needle fixing frame 3 to descend.

As shown in fig. 3, the base 1 is further provided with a flip cover 8 for covering the ascending key 75 and the descending key 76, the flip cover 8 is hinged to the base 1, and by the arrangement of the flip cover 8, after the position adjustment of the blowing needle fixing frame 3 is completed, the flip cover 8 can be closed, so that the phenomenon that the blowing needle 31 is touched by mistake during the blowing process of the blowing needle 31 to cause the ascending or descending of the blowing needle 31 is avoided, and the normal use of the nitrogen blow drying instrument is further ensured.

As shown in fig. 2, blow needle mount 3 with 4 detachable connections of slip table, blow the connecting block 91 that fixedly connected with is the right angle form on the needle mount 3, connecting block 91 through knob 92 with slip table 4 connects, through adopting this structure, can conveniently unscrew knob 92, thus it is right blow needle mount 3 and carry out quick dismantlement.

As shown in fig. 4, an embedding groove 41 adapted to the connecting block 91 is formed in the sliding table 4, the connecting block 91 is detachably embedded in the embedding groove 41, and the blowing needle fixing frame 3 can be quickly and accurately mounted on the sliding table 4 through the arrangement of the embedding groove 41.

An electric lift's nitrogen gas weathers appearance's application method as follows: when the device is used, the blowing needle fixing frame 3 is moved to the highest position by pressing the ascending key 75, then a test tube or a sample bottle is placed at a positioning frame on the base 1, then the descending key 76 is pressed to enable the blowing needle fixing frame 3 to move downwards and enable the blowing needle 31 to extend into the test tube or the sample bottle, the depth of the blowing needle 31 extending into the test tube or the sample bottle is determined according to the sample capacity in the test tube or the sample bottle, then the blowing needle 31 is blown with nitrogen, after the sample in the test tube or the sample bottle is gasified, the ascending key 75 can be pressed again to enable the blowing needle 31 to be far away from the test tube or the sample bottle, and then the test tube or the sample bottle is removed from the positioning frame of the base 1.

The aforesaid is only a plurality of concrete implementation manners of the utility model, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. The utility model provides an electronic lift's nitrogen gas weathers appearance, includes base, bracing piece and blows the needle mount, the bracing piece is fixed to be located the base upper end, blow fixed mounting on the needle mount and have many to blow needle, its characterized in that: the blowing needle fixing frame is installed on the sliding table, the sliding table is arranged on the supporting rod in a manner that the sliding table can move up and down through the sliding mechanism, and the supporting rod is further provided with a driving mechanism used for driving the sliding table to move up and down.

2. An electrically-operated lift nitrogen blow-dry apparatus according to claim 1, characterised in that: slide mechanism includes ball slider and slide rail, ball slider with slide rail sliding fit, ball slider with slip table fixed connection, the slide rail is vertical fixed mounting in on the bracing piece.

3. An electrically-operated lift nitrogen blow-dry apparatus according to claim 2, characterised in that: actuating mechanism includes driving motor and transmission lead screw, driving motor fixed mounting in on the mounting panel of bracing piece upper end, driving motor's output shaft pass through the shaft coupling with the transmission lead screw transmission is connected, transmission lead screw both ends all through the bearing rotatable locate on the corresponding fixing base, fixing base fixed mounting in on the bracing piece, set up in the slip table with the screw hole of transmission lead screw looks adaptation, transmission lead screw passes the screw hole and with slip table screw-thread fit, driving motor and machine controller electric connection, machine controller is used for control driving motor's rotation, machine controller locates in the base.

4. An electrically-operated lift nitrogen blow-dry apparatus according to claim 3, characterised in that: the driving motor is a speed reducing motor.

5. An electrically-operated lift nitrogen blow-dry apparatus according to claim 3, characterised in that: the upper end and the lower end of the sliding rail are respectively provided with a buffer block, and the buffer blocks are fixedly arranged on the corresponding fixed seats.

6. An electrically-operated lift nitrogen blow-dry apparatus according to claim 3, characterised in that: the motor controller comprises a microcontroller, a relay group and a power module, the power module is electrically connected with an external power supply, the microcontroller supplies power to the relay group after the power module is stabilized, the output end of the microcontroller is connected with the relay group through a composite transistor array, the relay group comprises two relays, and the two relays respectively correspond to control the positive rotation and the reverse rotation of the driving motor.

7. An electrically-operated lift nitrogen blow-dry apparatus according to claim 6, characterised in that: the input end of the microcontroller is electrically connected with a rising key and a falling key, and the rising key and the falling key are arranged on the base.

8. An electrically-powered lift nitrogen blow dryer as claimed in claim 7, wherein: the base is further provided with a turnover cover used for covering the ascending key and the descending key, and the turnover cover is hinged to the base.

9. An electrically-operated lift nitrogen blow-dry apparatus according to claim 1, characterised in that: the blowing needle fixing frame is detachably connected with the sliding table, a right-angle connecting block is fixedly connected to the blowing needle fixing frame, and the connecting block is connected with the sliding table through a knob.

10. An electrically-powered lift nitrogen blow dryer as claimed in claim 9, wherein: the sliding table is provided with an embedded groove matched with the connecting block, and the connecting block is embedded in the embedded groove in a separable mode.