CN207764144U - A kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system - Google Patents

Abstract

The utility model provides a kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system, including babinet, lifting gear, calibrating installation, cover body and the locking device for preventing cover body to be detached from babinet；The lifting gear is installed on babinet installation cavity, and lifting gear includes the dial gauge being fixed on box body wall, supporting rack, the first elevating mechanism and the second elevating mechanism；The calibrating installation is installed on cabinet wall, and calibrating installation connect with dial gauge and realizes being detachably connected for dial gauge；Cover body can be fitted in box outer surface and can prevent the dust and vapor in babinet outside, and locking device is for preventing cover body and the non-artificial disengaging of babinet.The utility model uses secondary lifting mode, not only set a distance can either be rapidly achieved by rodless cylinder, but also can slowly be adjusted by leading screw；Ensure integral elevating precision using external percentage table, the high-precision without long range is processed, and cost is relatively low；Easy to operate, flexible adjustment, obtained result is more accurate.

Description

A kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system

Technical field

The utility model is related to field universities teaching equipment fields, and in particular to a kind of unilateral Nuclear Magnetic Resonance Measurement Instrument tutoring system.

Background technology

Unilateral Nuclear Magnetic Resonance Measurement instrument is applied to the fields such as pop, biomedicine, food and rubber material.Its equipment Simply, at low cost, transportability is strong and can realize that the advantages such as real non-destructive detection have wide foreground.

Therefore, in addition to be applied to it is actual research and produce field other than, unilateral Nuclear Magnetic Resonance Measurement instrument is also applied to college Instruments used for education field.In the prior art, the unilateral Nuclear Magnetic Resonance Measurement instrument of teaching needs to coordinate teaching use, and existing deposits at present The Nuclear Magnetic Resonance Measurement instrument function Nuclear Magnetic Resonance Measurement instrument that is still not perfect, therefore can not will be used applied to actual production Use is directly brought, the utility model is to be improved according to the Nuclear Magnetic Resonance Measurement instrument for being applied to actual production.

Utility model content

The Nuclear Magnetic Resonance Measurement instrument function applied to actual production to be solved in the utility model of being is incomplete to ask Topic provides a kind of Nuclear Magnetic Resonance Measurement instrument tutoring system for the above-mentioned deficiency in the presence of the prior art.

To achieve the above object, the utility model uses the following technical solution：

A kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system, including babinet, lifting gear, calibrating installation, cover body and anti- The locking device that only cover body is detached from babinet；

The lifting gear is installed on babinet installation cavity, and lifting gear includes the dial gauge being fixed on box body wall, support Frame, the first elevating mechanism and the second elevating mechanism；

Support frame as described above is the plate that inverted section is " L " type, and vertical section is equipped with threaded hole, is further fixed on and prolongs on supporting rack The measurement plate below dial gauge is extended to, which can contact with the feeler lever of dial gauge；

First elevating mechanism and the second elevating mechanism are respectively positioned in installation cavity, and first elevating mechanism is no bar Cylinder, rodless cylinder are vertically fixed on babinet by bolt, the movement of second elevating mechanism and rodless cylinder Sliding block is fixedly connected；

Second elevating mechanism includes pedestal, leading screw and two blocks that are slidably installed；The pedestal is fixed on rodless cylinder Mobile sliding block on, described leading screw one end is vertically installed at by bearing on pedestal, and the block that is slidably installed described in two is respectively equipped with For the mounting hole of fixing support rack, two are slidably installed block respectively by vertical fixed guide rod in mounting base and mounting base cunning Dynamic connection, and two are slidably installed between block and are fixedly connected by connecting plate, connecting plate is equipped with the threaded hole coordinated with leading screw, silk Thick stick passes through the threaded hole so that two guide rods for being slidably installed the respective place in block edge move back and forth up and down when leading screw rotates；

The leading screw is fixed with first gear close to the place of the bearing, and one is further fixed on pedestal can positive and negative rotation Motor, motor shaft pass through the pedestal and are equipped with the second gear engaged with first gear, the first gear number of teeth in end More than the second gear number of teeth；

The calibrating installation includes the measurement plate being fixed on lifting gear, the dial gauge right over measurement plate and incites somebody to action Dial gauge is connected to the connecting component on cabinet wall；

The measurement plate is L-shaped, and vertical edge is fixed on lifting gear edge, and horizontal sides are hanging；The dial gauge is set to The surface of the horizontal sides, and make horizontal sides described in the feeler lever face of dial gauge；

The cabinet wall is equipped with T-type sliding slot, and the connecting component includes the second sliding block and is located above the second sliding block The first sliding block；Second sliding block is inType, the vertical section of second sliding block is by the first T-shaped bolt-connection in T-type On sliding slot, and the first bolt is located at one end that the first spring is fixed on the end face of the nut in T-type sliding slot, first spring The other end it is embedding there are one spherical shell, being equipped in the spherical shell can freely roll but cannot roll out in spherical shell completely Ball, the part and T-type sliding slot bottom of ball exposing spherical shell are tangent；The second sliding block horizontal segment top is equipped with and opens Mouthful, be equipped with the slide bar being placed in parallel and the supporting rod being fixed on inner wall in the opening, the slide bar far from T-type sliding slot one End is stretched out across the second sliding block opening inner wall, mounted on bearings close to one end of T-type sliding slot；First sliding block is close to second Slider end is equipped with lug boss, and the lug boss is passed through for supporting rod and can be moved by the effect of slide bar in opening；Described The shrapnel for being additionally provided with limiting plate on one end far from T-type sliding slot on one sliding block and being fixed on limiting plate, the limiting plate are L-shaped And horizontal component end is fixed with the first sliding block, the shrapnel is obliquely fixed on limiting plate vertical portion outer lower end；

The dial gauge back side is fixed with fixed plate, and the fixed plate is in inverted L-type, and the shrapnel and limiting plate stretch into Into the inner space of fixed plate, and so that fixed plate and limiting plate are close under shrapnel effect；

The babinet is in hexahedron structure, and babinet one side is provided with the first hole, and the another two sides of babinet offer the respectively Two holes, the cover body cross section are inShape, cover body can be bonded with body side, the both sides of the edge of the side of cover body opening Seam allowance is extended to form to middle part, is respectively set on the two opposite inner walls of cover body there are one spacing head, each equal position of spacing head In sealing first hole and the second hole in the sliding slot on cabinet exterior and when cover body being enable to hang over cabinet exterior；

The locking device is installed on babinet top, and the locking device includes pressing plate, operating lever, the first guide rod, Two guide rods, voussoir, the first compressed spring and the second compressed spring；

Wherein, babinet top offers a control flume, and control flume is close to the edge of babinet wherein side, the pressing plate and behaviour Make bar and connect T-shaped structure, the bottom end of first guide rod is fixed in control flume in the blind hole on bottom, and top is placed through Pressing plate in control flume, and it is cased with the first compressed spring on the part between pressing plate and hole bottom in the first guide rod, And first compressed spring one end is made to be against hole bottom, the other end is contacted with pressing plate, and the first guide rod stretches out the end of pressing plate It is fixed with the first spacing collar；Bottom in control flume is fixed in second guide rod bottom end, and top passes through pressing plate, the second guide rod to stretch The end for going out pressing plate is fixed with one second spacing collar；It is further opened with a pilot hole being connected to control flume on babinet top, is oriented to Hole is through the body side of side where it, and the voussoir is located in pilot hole, and voussoir both sides are slidably connected with pilot hole inner wall, Voussoir top is fixed with the guide head of " L " shape, and wherein one section of guide head is vertically fixed on voussoir, and another section passes through the Stretched into the slide opening on wall box after two compressed springs, second compressed spring both ends respectively with wall box and guide head Another section squeeze contact, and enable the voussoir bevelled side of tool and pressing plate end thereof contacts；In the pressing plate and control flume Bottom at a distance so as to extend out to pilot hole outer and be pressed in and be affixed on outside babinet for the voussoir other side when pressing plate is not pressed down The cover body upper end of side.

Further, the leading screw is fixed with first gear close to the place of the bearing, and one is further fixed on pedestal Can positive and negative rotation motor, motor shaft passes through the pedestal and is equipped with the second gear that is engaged with first gear in end, described the One number of gear teeth is more than the second gear number of teeth.

Further, inductive switch is equipped with outside the babinet, inductive switch is located at immediately below dial gauge and close to percentage Table feeler lever, the inductive switch are connected with rodless cylinder switch, and when inductive switch senses measurement plate, rodless cylinder is kept quiet Only state.

Compared with the prior art, the utility model has the advantages that：

1, the utility model uses secondary lifting mode, and not only set a distance, but also energy can either be rapidly achieved by rodless cylinder It is slowly adjusted by leading screw；Ensure integral elevating precision using external percentage table simultaneously, is not necessarily to the high-precision of long range Processing, cost are relatively low；

2, the utility model is easy to operate, flexible adjustment, and obtained result is more accurate.Dial gauge is mainly passed through into connection Component is connected in nuclear magnetic resonance test tutoring system, and dial gauge feeler lever is set to the surface of measurement plate horizontal sides, lifting dress It sets during moving up and down, drift condition when being contacted by dial gauge probe and measurement plate judges that the lifting gear location is No is required accurate location.By the way that the second sliding block and the first bolt is arranged, allow dial gauge as needed in nuclear magnetic resonance Vertical shift in tutoring system is tested, by the way that the first spring and the ball in spherical shell is arranged, when dial gauge needs vertical move When dynamic, the nut of the first bolt is loosened, pins the first bolt, the first spring-compressed, the second sliding block can drive rolling with vertical shift Pearl rolls in sliding slot bottom, reaches required position, unclamps the first bolt, and the elastic force of the first spring makes the second sliding block stablize required Nut is tightened at position again, can prevent the second sliding block from acutely being shaken when nut is not tightened, so that dial gauge vertical shift When, it can be moved to accurate stable required position, realize the flexible selection that dial gauge installation fixing position is set；By be arranged slide bar, Supporting rod and the first sliding block, supporting rod pass through the first sliding block lug boss, support the gravity of the first sliding block, make the first sliding block and slide bar Cooperation, and make being moved horizontally along supporting rod for the first sliding block stabilization, to enable dial gauge is stable and accurate to be moved horizontally to Required position；By the way that fixed plate, limiting plate and shrapnel is arranged, the first sliding block and dial gauge is made to realize stable be detachably connected. It follows that the utility model is simple in structure, it is easy to make, teaching equipment buying expenses can be substantially reduced, relative to daily religion It is very economical for be applicable in；

3, the setting of locking device prevents unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system during transport, cover body and case Body is detached from, even if measuring instrument occurs accident and topples over, cover body will not be detached from babinet；The effect of locking device also resides in, can Make cover body clamping babinet, keep sealing effect more preferable, only need push bar that can remove cover body, locking device is easy to use.

Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through Research and practice to the utility model and be understood by the person skilled in the art.

Description of the drawings

Fig. 1 is the utility model entirety side view；

Fig. 2 is the utility model entirety front view；

Fig. 3 is I --- I sectional views in Fig. 2；

Fig. 4 is a kind of lifting gear schematic diagram；

Fig. 5 is a kind of calibrating installation schematic diagram；

Fig. 6 is babinet and the vertical view after cover body assembly；

Fig. 7 is locking device schematic diagram；

Fig. 8 is locking device another kind schematic diagram.

Reference numeral：Babinet 1, sliding slot 11, the first hole 12, support leg 13, cover body 14, spacing head 141, lifting gear 2, Supporting rack 21, measurement plate 211, rodless cylinder 22, mobile sliding block 221, the second elevating mechanism 23, pedestal 231, leading screw 232, sliding Mounting blocks 233, connecting plate 234, guide rod 235, first gear 236, second gear 237, motor 238, dial gauge 3, calibration cartridge Set the 4, first sliding block 41, supporting rod 411, limiting plate 412, shrapnel 413, the second sliding block 42, the first bolt 421, the first spring 422, spherical shell 423, slide bar 43, locking device 5, pressing plate 51, operating lever 52, the first guide rod 53, the second guide rod 54, wedge Block 55, guide head 551, the first compressed spring 56, the second compressed spring 57.

Specific implementation mode

In order to make, technological means of the utility model, creation characteristic, reached purpose and effect are more clear and are easy to Understand, utility model is further elaborated with reference to the accompanying drawings and detailed description：

Referring to Fig. 1 to Fig. 8, a kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system, including babinet 1, lifting gear 2, calibration Device 4, cover body 14 and the locking device 5 for preventing cover body 14 to be detached from babinet 1；

The lifting gear 2 is installed on 1 installation cavity of babinet, lifting gear 2 include the dial gauge 3 being fixed on 1 wall of babinet, Supporting rack 21, the first elevating mechanism and the second elevating mechanism 23；

Support frame as described above 21 is the plate that inverted section is " L " type, and vertical section is equipped with threaded hole, horizontal segment in vertical section Side is equipped with two pieces of reinforcing plates, and the measurement plate 211 for extending to 3 lower section of dial gauge is further fixed in reinforcing plate, with 21 liters of supporting rack During drop, which can contact with the feeler lever of dial gauge 3；21 horizontal segment of supporting rack is for placing magnet, measurement plate 211 can be that one end is fixed on the level board on supporting rack 21 in vertical section.

First elevating mechanism and the second elevating mechanism 23 are respectively positioned in installation cavity, and first elevating mechanism is nothing Bar cylinder 22, rodless cylinder 22 are vertically fixed on by bolt on babinet 11, second elevating mechanism 23 and no bar The mobile sliding block 221 of cylinder 22 is fixedly connected；

Second elevating mechanism 23 includes pedestal 231, leading screw 232 and two blocks 233 that are slidably installed；The pedestal 231 It being fixed on the mobile sliding block 221 of rodless cylinder 22,232 one end of the leading screw is vertically installed at by bearing on pedestal 231, and two A block 233 that is slidably installed is respectively provided with the mounting hole of fixing support rack 21, and two blocks 233 that are slidably installed pass through peace respectively Vertical fixed guide rod 235 is slidably connected with mounting base on dress seat, and two are slidably installed between block 233 through connecting plate 234 It is fixedly connected, connecting plate 234 is equipped with the threaded hole coordinated with leading screw 232, and leading screw 232 passes through the threaded hole so that leading screw Two guide rods 235 of the block 233 along respective place that are slidably installed move back and forth up and down when 232 rotation.The block 233 that is slidably installed provides 21 installation site of supporting rack；Guide rod 235 can reduce by 232 radial force of leading screw, and then reduce leading screw 232 and rub.

Calibrating installation 4 includes the measurement plate 211 being fixed on lifting gear 2, the dial gauge right over measurement plate 211 3 and by dial gauge 3 be connected to nuclear magnetic resonance test tutoring system 1 inner wall of babinet on connecting component.

The measurement plate 211 is L-shaped, and vertical edge is fixed on 2 edge of lifting gear, and horizontal sides are hanging；The dial gauge 3 Set on the surface of the horizontal sides, and make horizontal sides described in the feeler lever face of dial gauge 3.

1 inner wall of the babinet is equipped with T-type sliding slot, and the connecting component is including the second sliding block 42 and is located at the second sliding block 42 First sliding block 41 of top；Second sliding block 42 is inThe vertical section of type, second sliding block 42 passes through the first T-shaped spiral shell Bolt 42131 is connected on T-type sliding slot, and the first bolt 421 is located on the end face of the nut in T-type sliding slot and is fixed with the first spring The other end of 422 one end, first spring 422 is embedding there are one spherical shell, and interior be equipped with of the spherical shell 423 can freely roll The ball in spherical shell 423 is moved but cannot roll out completely, ball exposes part and the T-type sliding slot bottom of spherical shell 423 Portion is tangent；Second sliding block, 42 horizontal segment top is equipped with opening, and the slide bar 43 being placed in parallel is equipped in the opening and is fixed Supporting rod 411 on inner wall, the one end of the slide bar 43 far from T-type sliding slot pass through the second sliding block 42 opening inner wall to stretch out, lean on One end of nearly T-type sliding slot is mounted on bearings；First sliding block 41 is equipped with lug boss, the protrusion close to 42 end of the second sliding block Portion passed through for supporting rod 411 and can in opening by the effect of slide bar 43 movement, herein slide bar 43 and lug boss can there are many Set-up mode coordinates, and one of which is that lug boss is arranged and 43 matched screw thread of slide bar on 43 position of slide bar；Described The shrapnel 413 for being additionally provided with limiting plate 412 on one end far from T sliding slots on one sliding block 41 and being fixed on limiting plate 412, the limit Position plate 412 is L-shaped and horizontal component end is fixed with the first sliding block 41, and it is perpendicular that the shrapnel 413 is obliquely fixed on limiting plate 412 Straight portion outboard bottom end.

3 back side of the dial gauge is fixed with fixed plate, and the fixed plate is in inverted L-type, the shrapnel 413 and limiting plate 412 extend into the inner space of fixed plate, and so that fixed plate and limiting plate 412 are close under the effect of shrapnel 413.It is installing When, shrapnel 413 is press from the inclined-plane under original state close to limiting plate 412 by the back side of dial gauge 3, and by fixed plate Vertical edge is inserted into the space between limiting plate 412 and the first sliding block 41, slowly decontrols dial gauge 3, under the action of shrapnel 413, 413 at least part of shrapnel is tightly attached to 3 back side of dial gauge, and fixed plate and limiting plate 412 are close to.

Unilateral Nuclear Magnetic Resonance Measurement instrument shell, including：Babinet 1, cover body 14 and the lock for preventing cover body 14 to be detached from babinet 1 Tight device 5；Cover body 14 is for preventing dust and vapor from entering in babinet 1；

The babinet 1 is in hexahedron structure, and 1 one side of babinet is provided with the first hole 12, and 1 another two sides of babinet open up respectively There are the second hole, 14 cross section of the cover body to be inShape, cover body 14 can be bonded with 1 side of babinet, the side that cover body 14 is open Both sides of the edge extend to form seam allowance to middle part, seam allowance can be such that cover body 14 and babinet 1 is more preferably bonded, two opposite in cover body 14 It is respectively set on inner wall there are one spacing head 141, each spacing head 141 is respectively positioned on the sliding slot 11 on 1 outer wall of babinet Nei and makes Cover body 14 can seal first hole, 12 and second hole when hanging over 1 outer wall of babinet, such spacing head 141 enters sliding slot 11 When, cover body 14 would not be fallen from babinet 1；

The locking device 5 is installed on 1 top of babinet, and locking device 5 is installed on 1 top of babinet can be convenient for users to behaviour Make, the locking device 5 includes pressing plate 51, operating lever 52, the first guide rod 53, the first guide rod 54, the compression of voussoir 55, first Spring 56 and the second compressed spring 57；

Wherein, 1 top of babinet offers a control flume, and control flume is close to the edge of the wherein side of babinet 1, the pressing plate 51 T-shaped structure is connect with operating lever 52, the bottom end of first guide rod 53 is fixed in control flume in the blind hole on bottom, top The pressing plate 51 being placed through in control flume, and be cased on the part between pressing plate 51 and hole bottom in the first guide rod 53 First compressed spring 56, and 56 one end of the first compressed spring is made to be against hole bottom, the other end is contacted with pressing plate 51, and first leads The end that pressing plate 51 is stretched out to bar 53 is fixed with the first spacing collar；Bottom in control flume is fixed in first guide rod, 54 bottom end, Top passes through pressing plate 51, the end that the first guide rod 54 stretches out pressing plate 51 to be fixed with one second spacing collar, design two guide rods 235 Effect be that pressing plate 51 will not rotate, operating lever 52 is designed at the middle part of pressing plate 51, and stress is flat when more pressing plate 51 can be made to be depressed Weighing apparatus；It is further opened with a pilot hole being connected to control flume on 1 top of babinet, pilot hole is through 1 side of babinet of side where it, institute It states voussoir 55 to be located in pilot hole, and 55 both sides of voussoir are slidably connected with pilot hole inner wall, specifically, voussoir 55 is located at pilot hole It is respectively fixed with a raised line on interior both sides, offers two bar shaped deep gouges in pilot hole inner wall, each raised line can be heavy in bar shaped Sliding, 55 top of voussoir are fixed with the guide head 551 of " L " shape in slot, and wherein one section of guide head 551 is vertically fixed on wedge On block 55, another section is stretched into after the second compressed spring 57 in the slide opening on 1 side wall of babinet, 57 liang of second compressed spring End is contacted with another section of extruding of 1 side wall of babinet and guide head 551 respectively, and voussoir 55 is enable to have bevelled side and pressure 51 end thereof contacts of plate；In the pressing plate 51 and control flume bottom at a distance so that voussoir 55 when pressing plate 51 is not pressed down The other side can extend out to outside pilot hole and be pressed in 14 upper end of cover body for being affixed on 1 outside of babinet；When user firmly overcomes the first pressure When contracting spring 56 depresses operating lever 52, pressing plate 51 is moved to counterbore, and voussoir 55 shifts to the under the effect of the second compressed spring 57 One guide rod 53, just can remove cover body 14 at this time.

Further, 11 outside of the babinet is equipped with inductive switch, and inductive switch is located at immediately below dial gauge 3 and close to hundred 3 feeler lever of table, inductive switch is divided to be connected with the switch of rodless cylinder 22, rodless cylinder 22 when inductive switch senses measurement plate 211 Remains stationary state.When measuring, 3 feeler lever of dial gauge is contacted with measurement plate 211, if falling the first elevating mechanism at this time and forgetting Fall the second elevating mechanism 23, then when reusing, the promotion of the first elevating mechanism makes measurement plate 211 be hit with 3 feeler lever of dial gauge, It is easily damaged, inductive switch can make when not falling the second elevating mechanism 23, and the first elevating mechanism can not decline, and prevent the situation Generation.

The utility model use principle is：In the utility model, dial gauge 3 is connected by connecting component on 1 inner wall of babinet, And 3 feeler lever of dial gauge is set to the surface of 211 horizontal sides of measurement plate, during lifting gear 2 moves up and down, passes through dial gauge 3 Drift condition when probe and measurement plate 211 contact judges whether 2 location of lifting gear is required accurate location.Pass through Second sliding block 42 and the first bolt 421 are set, keep dial gauge 3 vertical in nuclear magnetic resonance test tutoring system as needed It is mobile, by the way that the first spring 422 and the ball in spherical shell 423 is arranged, when dial gauge 3 needs vertical shift, pine The nut of dynamic first bolt 421 pins the first bolt 421, and the compression of the first spring 422, the second sliding block 42 can be with vertical shift, band Dynamic ball is rolled in sliding slot bottom, is reached required position, is unclamped the first bolt 421, the elastic force of the first spring 422 makes the second sliding block 42 stabilizations tighten nut at required position, can prevent the second sliding block 42 from being shaken when nut is not tightened, so that dial gauge 3 Vertical shift energy accurate stable is moved to required position；By the way that slide bar 43, supporting rod 411 and the first sliding block 41, support is arranged Bar 411 passes through 41 lug boss of the first sliding block, supports the gravity of the first sliding block 41, and the first sliding block 41 and slide bar 43 is made to coordinate, and makes What the first sliding block 41 was stablized moves horizontally along supporting rod 411, to enable dial gauge 3 it is stable and accurate be moved horizontally to it is required Position；By the way that fixed plate, limiting plate 412 and shrapnel 413 is arranged, the first sliding block 41 and dial gauge 3 is made to realize the detachable of stabilization Connection；2 application method of lifting gear in the utility model is：It is first provided with the dial gauge 3 in precalculated position, supporting rack 21 is with After one elevating mechanism completes first segment promotion, 211 position of measurement plate is adjacent to 3 feeler lever of dial gauge, then is lifted and delayed by second segment Slow 21 position of supporting rack that adjusts allows measurement plate 211 to be contacted with 3 feeler lever of dial gauge；Determine whether to reach by the reading of dial gauge 3 again Corresponding position, not having to lifting device itself has more high-precisions, only needs it to have adjustment effect, also just overcomes two level liter The uncontrollable problem of drop mode overall precision；Using the utility model cover body 14 when, first operating lever 52 is pressed, and then wedge Block 55 moves into pilot hole, spacing head 141 is directed at sliding slot 11, cover body 14 packs into babinet 1 above babinet 1, works as cover body 14 movements to terminal when, decontrol operating lever 52, cover body 14 just can lock with babinet 11；When needing to remove cover body 14, Ke Yizai Push bar 52, voussoir 55 enter pilot hole, remove cover body 14.

Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the right of the utility model.

Claims (3)

1. a kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system, which is characterized in that including babinet, lifting gear, calibrating installation, cover Body and the locking device for preventing cover body to be detached from babinet；

The lifting gear is installed on babinet installation cavity, and lifting gear includes the dial gauge being fixed on box body wall, supporting rack, One elevating mechanism and the second elevating mechanism；

Support frame as described above is the plate that inverted section is " L " type, and vertical section is equipped with threaded hole, is further fixed on and extends on supporting rack Measurement plate below dial gauge, the measurement plate can be contacted with the feeler lever of dial gauge；

First elevating mechanism and the second elevating mechanism are respectively positioned in installation cavity, and first elevating mechanism is no bar gas Cylinder, rodless cylinder are vertically fixed on babinet by bolt, the mobile cunning of second elevating mechanism and rodless cylinder Block is fixedly connected；

Second elevating mechanism includes pedestal, leading screw and two blocks that are slidably installed；The pedestal is fixed on the shifting of rodless cylinder On movable slider, described leading screw one end is vertically installed at by bearing on pedestal, and the block that is slidably installed described in two is respectively provided with The mounting hole of fixing support rack, two are slidably installed block respectively by vertical fixed guide rod in mounting base and mounting base sliding company It connects, and two are slidably installed between block and are fixedly connected by connecting plate, connecting plate is equipped with the threaded hole coordinated with leading screw, and leading screw is worn The threaded hole is crossed so that two guide rods for being slidably installed the respective place in block edge move back and forth up and down when leading screw rotates；

The leading screw is fixed with first gear close to the place of the bearing, be further fixed on pedestal one can positive and negative rotation electricity Machine, motor shaft pass through the pedestal and are equipped with the second gear engaged with first gear in end, and the first gear number of teeth is big In the second gear number of teeth；

The calibrating installation includes the measurement plate being fixed on lifting gear, the dial gauge right over measurement plate and by percentage Table is connected to the connecting component on cabinet wall；

The measurement plate is L-shaped, and vertical edge is fixed on lifting gear edge, and horizontal sides are hanging；The dial gauge is set to described The surface of horizontal sides, and make horizontal sides described in the feeler lever face of dial gauge；

The cabinet wall is equipped with T-type sliding slot, the connecting component include the second sliding block and above the second sliding block the One sliding block；Second sliding block is inType, the vertical section of second sliding block is by the first T-shaped bolt-connection in T-type sliding slot On, and the first bolt is located at one end that the first spring is fixed on the end face of the nut in T-type sliding slot, first spring it is another One end is embedding there are one spherical shell, and interior be equipped with of the spherical shell can freely roll but cannot roll out the rolling in spherical shell completely Pearl, the part and T-type sliding slot bottom of ball exposing spherical shell are tangent；The second sliding block horizontal segment top is equipped with and opens Mouthful, be equipped with the slide bar being placed in parallel and the supporting rod being fixed on inner wall in the opening, the slide bar far from T-type sliding slot one End is stretched out across the second sliding block opening inner wall, mounted on bearings close to one end of T-type sliding slot；First sliding block is close to second Slider end is equipped with lug boss, and the lug boss is passed through for supporting rod and can be moved by the effect of slide bar in opening；Described The shrapnel for being additionally provided with limiting plate on one end far from T-type sliding slot on one sliding block and being fixed on limiting plate, the limiting plate are L-shaped And horizontal component end is fixed with the first sliding block, the shrapnel is obliquely fixed on limiting plate vertical portion outer lower end；

The dial gauge back side is fixed with fixed plate, and the fixed plate is in inverted L-type, and the shrapnel and limiting plate extend into solid In the inner space of fixed board, and so that fixed plate and limiting plate are close under shrapnel effect；

The babinet is in hexahedron structure, and babinet one side is provided with the first hole, and the another two sides of babinet offer the second hole respectively Hole, the cover body cross section are in " Π " shape, and cover body can be bonded with body side, and the both sides of the edge of the side of cover body opening are in Portion extends to form seam allowance, is respectively set on the two opposite inner walls of cover body there are one spacing head, each spacing head is respectively positioned on babinet First hole and the second hole are sealed in sliding slot on outer wall and when cover body being enable to hang over cabinet exterior；

The locking device is installed on babinet top, and the locking device includes pressing plate, operating lever, the first guide rod, second leads To bar, voussoir, the first compressed spring and the second compressed spring；

Wherein, babinet top offers a control flume, and control flume is close to the edge of babinet wherein side, the pressing plate and operating lever T-shaped structure is connected, the bottom end of first guide rod is fixed in control flume in the blind hole on bottom, and top is placed through control Pressing plate in slot, and it is cased with the first compressed spring on the part between pressing plate and hole bottom in the first guide rod, and make It obtains first compressed spring one end and is against hole bottom, the other end is contacted with pressing plate, and the end that the first guide rod stretches out pressing plate is fixed There is the first spacing collar；Bottom in control flume is fixed in second guide rod bottom end, and top passes through pressing plate, the second guide rod to stretch out pressure The end of plate is fixed with one second spacing collar；It is further opened with a pilot hole being connected to control flume on babinet top, pilot hole passes through The body side of side where wearing it, the voussoir is located in pilot hole, and voussoir both sides are slidably connected with pilot hole inner wall, voussoir Top is fixed with the guide head of " L " shape, and wherein one section of guide head is vertically fixed on voussoir, and another section passes through the second pressure It is stretched into the slide opening on wall box after contracting spring, second compressed spring both ends are another with wall box and guide head respectively One section squeezes contact, and voussoir is enable to have bevelled side and pressing plate end thereof contacts；The pressing plate and bottom phase in control flume Every a distance, so as to extend out to pilot hole outer and be pressed in and be affixed on the outside of babinet for the voussoir other side when pressing plate is not pressed down Cover body upper end.

2. a kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system according to claim 1, which is characterized in that the leading screw leans on The place of the nearly bearing is fixed with first gear, be further fixed on pedestal one can positive and negative rotation motor, motor shaft passes through institute It states pedestal and is equipped with the second gear engaged with first gear in end, the first gear number of teeth is more than the second gear number of teeth.

3. a kind of unilateral Nuclear Magnetic Resonance Measurement instrument tutoring system according to claim 2, which is characterized in that outside the babinet Portion is equipped with inductive switch, and inductive switch is located at immediately below dial gauge and close to dial gauge feeler lever, the inductive switch and no bar gas Cylinder switch connection, the rodless cylinder remains stationary state when inductive switch senses measurement plate.