CN217569198U - Water bath centrifuge - Google Patents

Abstract

The utility model provides a water bath centrifuge, an inner sleeve is connected inside a centrifuge body, and a centrifugal cavity with an opening end at the top end is arranged on the inner sleeve; the bottom end of the inner sleeve is connected with a water pressure sensor; one end of the water pump pipe is connected with the inner sleeve and communicated with the centrifugal cavity, and the other end of the water pump pipe is communicated with the inner cavity of the water bath device through the water pump; one end of the water outlet pipe is connected with the bottom end of the inner sleeve and communicated with the centrifugal cavity, the other end of the water outlet pipe is communicated with the inner cavity of the water bath device, and meanwhile, the water outlet pipe is connected with an electric execution valve; the controller is respectively and electrically connected with the water pressure sensor, the water pump and the electric execution valve. The utility model provides a water bath centrifuge makes centrifugation and water bath go on in same centrifugal cavity to not only can improve its price/performance ratio, can reduce the contact frequency of people and sample and carrier moreover.

Description

Water bath centrifuge

Technical Field

The utility model relates to a centrifuge technical field, more specifically the utility model relates to a water bath centrifuge that says so.

Background

The water bath centrifuge in the existing market has the main characteristics that: the centrifugal water bath centrifuge not only has the function of a water bath kettle, but also has the function of a centrifuge, and is a water bath centrifuge with the combination of a constant temperature function and a separation function; however, with the development of market demand and the advancement of scientific and technological applications, the functional requirements become more and more extensive.

The existing water bath centrifugal machine can only meet the application in the initial stage of the market, and has the main defects that: firstly, the water bath of the sample is constant in temperature and the separation is completed in different cavities, so that the cost performance is low; secondly, the separated sample needs to be manually extracted into a water bath kettle for water bath, the human contacts with the sample and the carrier frequently, the risk of virus infection is high, and the workload is heavy.

Therefore, how to provide a water bath centrifuge which enables the centrifugation and the water bath to be carried out in the same centrifugal cavity is a technical problem which needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a water bath centrifuge makes centrifugation and water bath go on in same centrifugal cavity to not only can improve its price/performance ratio, need not to put the water bath in the water bath through artificial after the sample separation moreover, consequently can reduce the contact frequency of people and sample and carrier, then can alleviate work load and improve work efficiency.

In order to realize the purpose, the utility model adopts the following technical scheme:

a water bath centrifuge comprising: the organism still includes:

the inner sleeve is inverted concave, is connected to the inside of the machine body and is provided with a centrifugal cavity with the top end being an opening end, and a mounting opening communicated with the centrifugal cavity is communicated with the center of the inner sleeve; the bottom end of the inner sleeve is connected with a water pressure sensor;

one end of the water pumping pipe is connected to the inner sleeve and communicated with the centrifugal cavity, and the other end of the water pumping pipe penetrates through the side wall of the machine body and is positioned outside the machine body and communicated with an inner cavity of the water bath device through a water pump;

one end of the water outlet pipe is connected to the bottom end of the inner sleeve and communicated with the centrifugal cavity, the other end of the water outlet pipe penetrates through the side wall of the machine body and is positioned outside the machine body and communicated with an inner cavity of the water bath device, and meanwhile, the water outlet pipe is connected with an electric execution valve;

and the controller is respectively and electrically connected with the water pressure sensor, the water pump and the electric execution valve.

Preferably, the method further comprises the following steps: first temperature sensor and second temperature sensor, just first temperature sensor connects the bottom of endotheca, second temperature sensor connects the lateral wall of endotheca is close to the position of installing port, just second temperature sensor is in position on the endotheca is less than the position of installing port, just first temperature sensor with second temperature sensor all with controller electric connection.

Preferably, the method further comprises the following steps: and one end of the overflow pipe is connected to a position, lower than and close to the mounting port, of the side wall of the inner sleeve and is communicated with the centrifugal cavity, the other end of the overflow pipe penetrates through the side wall of the machine body and is positioned outside the machine body and is communicated with the water outlet pipe, and meanwhile, the communication position of the overflow pipe and the water outlet pipe is positioned between the electric execution valve and one end, far away from the inner sleeve, of the water outlet pipe.

Preferably, one end of the pump water pipe communicated with the centrifugal cavity is connected with a nozzle.

Preferably, the nozzle is in a two-step stepped shaft shape, the periphery of the large-diameter section of the nozzle is respectively provided with a plurality of first spray holes at intervals along the circumferential direction of the periphery of the large-diameter section of the nozzle, and is provided with a plurality of second spray holes at intervals, the first spray holes are close to the small-diameter section of the nozzle, the second spray holes are far away from the small-diameter section of the nozzle, one end, far away from the large-diameter section of the nozzle, of the small-diameter section of the nozzle is provided with a guide groove, the guide groove extends along the axial direction of the nozzle until the extending end of the guide groove is respectively communicated with the first spray holes and the second spray holes, and one end, far away from the large-diameter section of the nozzle, of the guide groove is communicated with one end, communicated with the centrifugal cavity, of the pump water pipe.

Preferably, a hexagonal hole is formed in one end, far away from the small-diameter section of the nozzle, of the large-diameter section of the nozzle.

Can know via foretell technical scheme, compare with prior art, the utility model discloses a water bath centrifuge can realize following technological effect:

the above technical scheme, the utility model, make centrifugation and water bath go on in same centrifugal cavity to not only can improve its price/performance ratio, need not to place the water bath in the water bath through artificial after the sample separation moreover, consequently can reduce the contact frequency of people and sample and carrier, then can alleviate work load and improve work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall structure diagram of the connection of a water bath centrifuge and a water bath device of the present invention;

FIG. 2 is a schematic view of the connection structure between the water bath centrifuge and the water bath apparatus according to the present invention;

fig. 3 is a schematic structural view of the inner sleeve of the present invention;

FIG. 4 is a top view of a water bath centrifuge of the present invention;

FIG. 5 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a schematic structural view of the sealing member of the present invention;

FIG. 7 is a schematic view of the backside of FIG. 6;

FIG. 8 is a schematic view of the nozzle;

FIG. 9 is a schematic view of the large diameter portion of the nozzle at an end thereof remote from the small diameter portion of the nozzle;

FIG. 10 is a cross-sectional view taken at B-B of FIG. 9;

fig. 11 is a three-dimensional exploded view of the adapter of the present invention;

fig. 12 is a front view of the adapter of the present invention;

FIG. 13 is a cross-sectional view taken at C-C of FIG. 12;

fig. 14 is a top view of the lower fitting block of the present invention;

fig. 15 is a bottom view of the lower fitting block of the present invention;

fig. 16 is a top view of the upper fitting block of the present invention;

fig. 17 is a bottom view of the upper fitting block of the present invention;

fig. 18 is a schematic structural view of the lower elastic claw of the present invention;

fig. 19 is a schematic structural view of the upper elastic claw of the present invention;

fig. 20 is a schematic structural view of the lifting rod of the present invention.

Wherein, 10-organism; 1-inner sleeve; 101-centrifugal chamber; 102-a mounting port; 103-water pressure sensor; 104-a first temperature sensor; 105-a second temperature sensor; 2-a pump water pipe; 20-a water bath device; 3-water outlet pipe; 301-electric actuator valves; 4-an overflow pipe; 5-a nozzle; 51-a first orifice; 52-second nozzle hole; 53-diversion trench; 54-hexagonal holes; 6-a drive shaft; 7-horizontal rotor; 8-hanging basket; 9-an adapter; 100-centrifuging the tube; 91-matching blocks; 92-lower matching block; 93-upper elastic jaw; 94-lower resilient jaws; 95-lifting the rod; 96-ring; 97-magnetic steel; 11-test tube well a; 21-test tube well B;13-D type counter bore; 81-groove; 71-screws; 211 — a first tapered hole; 212-a second tapered bore; 106-a centrifuge body; 107-a machine cover; 108 a pick-and-place window; 60-a seal; 601-sealing sleeve; 602-a sealing ring; 600-mating holes; 620-annular slot; 24-a central through hole; 14-bottom surface counter bore; 31-a first collar; 32-a first card leg; 321-an upper leg section; 322-mid-leg section; 323-lower leg section; 41-a second collar; 42-a second catch leg; 421-long hole; 22-buckling; 12-guiding counter bores; 82-a boss; 83-a de-weighting hole; 23-fitting a counter bore; 201-a first delivery pipe; 202-water supply joint; 203-a first bellows; 204-a water supply pipe; 301-a second delivery duct; 302-a drain connector; 303-a second bellows; 304-a drain pipe; 305-three-way connection.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The embodiment of the utility model discloses water bath centrifuge, include: the body 10 further includes:

the device comprises an inner sleeve 1, wherein the inner sleeve 1 is inverted concave, the inner sleeve 1 is connected inside a machine body 10, a centrifugal cavity 101 with the top end being an opening end is formed in the inner sleeve 1, and a mounting opening 102 communicated with the centrifugal cavity 101 penetrates through the center of the inner sleeve 1; the bottom end of the inner sleeve 1 is connected with a water pressure sensor 103;

one end of the water pumping pipe 2 is connected to the inner sleeve 1 and communicated with the centrifugal cavity 101, and the other end of the water pumping pipe 2 penetrates through the side wall of the machine body 10 and is positioned outside the machine body 10 and communicated with the inner cavity of the water bath device 20 through a water pump;

one end of the water outlet pipe 3 is connected to the bottom end of the inner sleeve 1 and communicated with the centrifugal cavity 101, the other end of the water outlet pipe 3 penetrates through the side wall of the machine body 10 and is positioned outside the machine body 10 and communicated with the inner cavity of the water bath device 20, and meanwhile, the water outlet pipe 3 is connected with an electric execution valve 301;

and the controller is electrically connected with the water pressure sensor 103, the water pump and the electric execution valve 301 respectively.

Wherein, the utility model provides a be connected with actuating mechanism in organism 10 (actuating mechanism is prior art, actuating mechanism includes the motor, the motor is connected in organism 10, and the output shaft vertical arrangement of motor), the output shaft of motor has the drive shaft 6 of vertical arrangement in the actuating mechanism, the top of drive shaft 6 passes installing port 102 and enters into to centrifugal cavity 101, and be located the drive shaft 6 top in centrifugal cavity 101 and be connected with horizontal rotor 7 (the horizontal rotor 7 of this application is CN213762353U a horizontal rotor who is used for automatic centrifuge, the structure of horizontal rotor is no longer repeated here), be connected with hanging flower basket 8 on the horizontal rotor 7 (hanging flower basket 8 of this application is the hanging flower basket structure of a horizontal rotor of CN212092795U, wherein the bottom of hanging flower basket 8 link up has the wash port, other no longer describe again, see CN 212092795U's hanging flower basket structure for details), adapter 9 has been placed in the hanging flower basket 8, can peg graft centrifugal test tube 100 in the adapter 9.

Also, the adapter 9 includes: an upper matching block 91, a lower matching block 92, an upper elastic claw 93, a lower elastic claw 94, a lifting rod 95, a circular ring 96 and magnetic steel 97; the bottom surface of the upper matching block 91 is detachably clamped with the top surface of the lower matching block 92, the corresponding positions of the surfaces of the upper matching block 91 and the lower matching block 92 are respectively and symmetrically provided with a test tube hole A11 and a test tube hole B21, and the upper elastic claw 93 and the lower elastic claw 94 are respectively inserted at two ends of the test tube hole A11; the center of the top surface of the upper matching block 91 is provided with a D-shaped counter bore 13, and the bottom end of the lifting rod 95 is inserted into the D-shaped counter bore 13 and fixed; the upper part of the lifting rod 95 is provided with a groove 81 along the circumferential direction, a plurality of grooves 81 are distributed along the length direction of the lifting rod 95, and a circular ring 96 is sleeved in the groove 81; the magnetic steel 97 is fixed at the bottom end of the lifting rod 95 through the screw 71. The test tube hole B21 is provided with a first tapered hole 211 and a second tapered hole 212 from top to bottom, wherein the first tapered hole 211 is used for carrying sharp-bottomed centrifuge test tubes with different capacities, and the second tapered hole 212 is used for carrying round-bottomed centrifuge test tubes with different capacities. (join in marriage under 92 central point puts and has seted up central through hole 24, goes up and joins in marriage a 91 top surface central point and puts and has seted up D type counter bore 13, and the bottom surface counter bore 14 has been seted up to the bottom surface, and in the D type counter bore 13 was inserted to shadoof 95 bottom, magnet steel 97 put into bottom surface counter bore 14, passed magnet steel 97 and last piece 91 of joining in marriage through screw 71, and the screw hole of screw in shadoof 95 bottom is fixed.

Be equipped with the spacing groove in the test tube hole A11, go up elasticity jack catch 93 and lower elasticity jack catch 94 and install respectively at the spacing inslot, the spacing groove can restrict and go up elasticity jack catch 93 and elasticity jack catch 94 down and follow test tube hole A11 axial rotation.

The upper elastic claw 93 comprises a first clamping ring 31 and a plurality of first clamping legs 32, and one ends of the plurality of first clamping legs 32 are symmetrically fixed along the circumferential direction of the first clamping ring 31; the top end of the test tube hole A11 is a conical structure with an opening smaller than the inner diameter of the hole, the first clamping ring 31 is clamped in a limiting groove at the top end of the test tube hole A11, and the first clamping leg 32 is inserted in the test tube hole A11.

The first clamping leg 32 is provided with an upper leg section 321, a middle leg section 322 and a lower leg section 323 in sequence in a direction away from the first clamping ring 31, and the distance between the upper leg section 321, the middle leg section 322 and the round mandrel of the first clamping ring 31 is gradually reduced. The upper leg section 321, the middle leg section 322 and the lower leg section 323 are respectively used for supporting and fixing centrifugal test tubes 100 with different diameters, and due to different distances from the circular mandrel of the first clamping ring 31, the rebound resilience is different, the larger the force arm is, the better the rebound resilience is, and the repeated positioning precision of the centrifugal test tube 100 is good; the large centrifugal test tube has small return displacement and small required force arm, so the large centrifugal test tube is mainly supported by the upper leg section 321, the medium centrifugal test tube is mainly supported by the middle leg section 322, and the small centrifugal test tube has large return displacement and large required force arm, so the small centrifugal test tube is mainly supported by the lower leg section 323.

The lower elastic claw 94 comprises a second clamping ring 41 and a plurality of second clamping legs 42, and one ends of the plurality of second clamping legs 42 are symmetrically fixed along the circumferential direction of the second clamping ring 41; one end of the second clamping leg 42, which is far away from the second clamping ring 41, is of an arc structure; the bottom end of the test tube hole A11 is of a conical structure, the opening of the conical structure is smaller than the inner diameter of the test tube hole, the second clamping ring 41 is clamped in the limiting groove at the bottom end of the test tube hole A11, and the second clamping leg 42 is inserted in the test tube hole A11.

Advantageously, the second clip leg 42 has a long hole 421 formed on the surface thereof, which can weaken the rigidity of the second clip leg 42 and enable better deformation without losing resilience.

The top surface of the lower matching block 92 is provided with at least one convex buckle 22, and the bottom surface of the upper matching block 91 is provided with a guide counter bore 12 corresponding to the buckle 22.

The upper part of the lifting rod 95 is provided with a groove 81 along the circumferential direction, a plurality of grooves 81 are distributed along the length direction of the lifting rod 95, and a circular ring 96 is sleeved in the groove 81; the center of the top surface of the upper matching block 91 is provided with a D-shaped counter bore 13, and the bottom end of the lifting rod 95 is inserted into the D-shaped counter bore 13 and fixed.

The fixed position of the lifting rod 95 and the D-shaped counter bore 13 is a D-shaped rod shape consistent with the shape of the D-shaped counter bore 13.

Advantageously, the lifting rod 95 is provided with a boss 82 on the top peripheral side, so as to prevent the lifting rod 95 from separating from the manipulator when the manipulator is powered off.

The magnetic steel 97 is fixed at the bottom end of the lifting rod 95. The magnetic steel 97 can generate a fixed magnetic field, so that electric control detection is facilitated.

The surfaces of the upper matching block 91 and the lower matching block 92 are provided with weight removing holes 83. The weight of each set of adapter is ensured to be within the tolerance range by adjusting the size of the weight removing hole 83, so that the centrifugal requirement is met; meanwhile, when applied to a centrifuge, the weight removal hole 83 can also serve as a drain line to drain condensed water.

Advantageously, the bottom surface of the lower distribution block 92 is provided with a matching counter bore 23 which can be assembled with the buckle 22, and when the lower distribution blocks 92 are stacked, the buckle 22 can be inserted into the matching counter bore 23 to reduce the stacking height, thereby reducing the occupied space of storage and transportation).

The working principle of the utility model is as follows: after the culture solution is cultured and the centrifugal test tube 100 is assembled, the manipulator places the culture solution in the adapter 9, and then places the adapter 9 in the basket 8 of the centrifuge through the manipulator (the utility model discloses a body 10 can be the body of the existing normal temperature centrifuge, also can be the body of the existing refrigerated centrifuge, mainly include centrifuge body 106 and cover 107, the top of centrifuge body 106 has the opening communicated with centrifugal chamber 101, the cover 107 covers on the opening at the top of centrifugal chamber 101, and one end of cover 107 is articulated with centrifuge body 106, other end and the side wall of the top opening of centrifugal chamber 101 open-close type contact, it has the window 108 to put through on the cover 107 simultaneously, it is equipped with the dust door to put the window 108 to put on the window 108, before the manipulator places the adapter 9 in the basket 8 of the centrifuge, open the dust door first, then enable the manipulator to enter into centrifugal chamber 101 through the window 108, so as to place the adapter 9 in the basket 8 of the centrifuge, after the completion, set up the dust door on the window 108;

the centrifuge starts to operate according to the preset parameters, the separation process is carried out on the culture solution (the centrifugal principle of the centrifuge of the utility model is the same as that of the centrifuge in the prior art, and is not repeated herein), and meanwhile, the water bath device 20 (the water bath device 20 is the prior art, and has been well applied in the centrifugation field, and is not repeated herein for the structure of the water bath device 20 and the water bath principle thereof) preheats water, so as to prepare for the water bath;

and (4) after centrifugation, entering a water bath process: the controller controls the water pump to work, so as to pump the constant temperature water in the inner cavity of the water bath device 20, so as to enable the constant temperature water in the inner cavity of the water bath device 20 to be sent into the centrifugal cavity 101 through the water pumping pipe 2, and detect the water level height in the centrifugal cavity 101 through the water pressure sensor 103, when the water level height in the centrifugal cavity 101 detected by the water pressure sensor 103 reaches the water bath standard, then corresponding signals are transmitted to the controller, the controller can control the water pump to stop working, then the water in the centrifugal cavity 101 can sequentially pass through the drain holes at the bottom end of the hanging basket 8 and the second taper hole 212 communicated with the centrifugal test tube 100 on the adapter 9, so as to realize the water bath effect on the centrifugal test tube 100, after the culture solution water bath is completed (at present, in the centrifugal field, the time of the culture solution water bath is the technical common knowledge in the field), then the electric execution valve 301 is controlled to be opened through the controller, then the water in the centrifugal cavity 101 can be discharged through the water outlet pipe 3 (the placement height of the water bath centrifuge of the utility model discloses a water bath centrifuge is higher than the placement height of the water bath device 20), and flow back to the inner cavity of the water bath device 20.

The structure and the working principle of the controller are mature technologies in the prior art, and specifically, the controller can be a PLC controller, which is not described herein again.

In addition, specifically, a first through hole penetrates through the bottom end of the inner sleeve 1, the water pressure sensor 103 is fixed in the first through hole, the outer wall of the water pressure sensor 103 is hermetically connected with the inner wall of the first through hole, meanwhile, a probe of the water pressure sensor 103 extends into the centrifugal cavity 101, and other parts of the water pressure sensor 103 are located outside the centrifugal cavity 101, so that the probe of the water pressure sensor 103 can contact with water in the centrifugal cavity 101 to measure the water level of the water in the centrifugal cavity 101, and other parts of the water pressure sensor 103 do not contact with the water to prolong the service life of the water pressure sensor 103.

The above technical scheme of the utility model, make centrifugation and water bath go on in same centrifugal chamber 101 to not only can improve its price/performance ratio, need not to put the water bath in the water bath through artificial after the sample separation moreover, consequently can reduce the contact frequency of people and sample and carrier, then can alleviate work load and improve work efficiency.

In order to further optimize the technical scheme, the method further comprises the following steps: a seal 60 positioned within the mounting opening 102, the seal 60 comprising: a sealing sleeve 601 and a sealing ring 602; one end of the sealing sleeve 601 is an open end, the other end of the sealing sleeve 601 is a closed end, a matching hole 600 penetrates through the closed end of the sealing sleeve 601, the sealing ring 602 and the sealing sleeve 601 are arranged concentrically with the mounting opening 102, the hole wall of the central hole of the sealing ring 602 is integrally connected to the edge of the open end of the sealing sleeve 601, the diameter of the central hole of the sealing ring 602 is equal to the diameter of the opening of the sealing sleeve 601, an annular slot 620 is formed in the sealing ring 602 in the circumferential direction, and the annular slot 620 and the sealing sleeve 601 are located on the same side of the sealing ring 602;

the sealing ring 602 is lapped on the top end of the side wall of the mounting port 102, meanwhile, the top end of the side wall of the mounting port 102 is inserted into the annular slot 620, the sealing sleeve 601 is fixed in the machine body 10, the top end of the driving shaft 6 sequentially penetrates through the matching hole 600, the central hole of the sealing sleeve 601 and the central hole of the sealing ring 602 to extend into the centrifugal cavity 101, and the driving shaft 6 can rotate relative to the sealing element 60.

The utility model discloses an above-mentioned technical scheme, sealing member 60 is difficult for making the water in the centrifugal chamber 101 enter into to organism 10 in through installing port 102 to improve the utility model discloses a life.

In order to further optimize the above technical solution, the method further comprises: the temperature sensor comprises a first temperature sensor 104 and a second temperature sensor 105, the first temperature sensor 104 is connected to the bottom end of the inner sleeve 1, the second temperature sensor 105 is connected to the side wall of the inner sleeve 1 close to the mounting opening 102, the position of the second temperature sensor 105 on the inner sleeve 1 is lower than the position of the mounting opening 102, and the first temperature sensor 104 and the second temperature sensor 105 are both electrically connected with the controller.

The bottom end of the inner sleeve 1 is penetrated with a second through hole, the first temperature sensor 104 is fixed in the second through hole, the outer wall of the first temperature sensor 104 is hermetically connected with the inner wall of the second through hole, meanwhile, the probe of the first temperature sensor 104 extends into the centrifugal cavity 101, and other parts of the first temperature sensor 104 are positioned outside the centrifugal cavity 101, so that the probe of the first temperature sensor 104 can be contacted with water in the centrifugal cavity 101 to measure the temperature of the bottom end of the water in the centrifugal cavity 101, and other parts of the first temperature sensor 104 are not contacted with the water to prolong the service life of the first temperature sensor 104. Similarly, a third through hole penetrates through the side wall of the inner sleeve 1 corresponding to the position of the second temperature sensor 105, the second temperature sensor 105 is fixed in the third through hole, the outer wall of the second temperature sensor 105 is hermetically connected with the inner wall of the third through hole, meanwhile, the probe of the second temperature sensor 105 extends into the centrifugal cavity 101, and other parts of the second temperature sensor 105 are located outside the centrifugal cavity 101, so that not only can the probe of the second temperature sensor 105 contact with water in the centrifugal cavity 101 to measure the temperature of the top end of the water in the centrifugal cavity 101, but also other parts of the second temperature sensor 105 do not contact with water, and the service life of the second temperature sensor 105 can be prolonged.

The utility model discloses a temperature of water bottom in first temperature sensor 104 real-time supervision centrifugal cavity 101, through the temperature on second temperature sensor 105 real-time supervision centrifugal cavity 101 water top, and first temperature sensor 104 and second temperature sensor 105 all convey temperature information to the controller, then the controller can do the contrast with the temperature information of first temperature sensor 104 and second temperature sensor 105 conveying, because the temperature that gets into in centrifugal cavity 101 can attenuate gradually, then when the difference in temperature between first temperature sensor 104 and the second temperature sensor 105 is great, the controller is in the work of control water pump, promptly: when making the thermostatted water in the water bath device 20 inner chamber send into to centrifugal chamber 101 through pump water pipe 2, the controller can control electronic executive valve 301 and open, makes in the centrifugal chamber 101 on one side mend the thermostatted water through pump water pipe 2, on the other side through the water outlet pipe 3 discharge the water of temperature decay in the centrifugal chamber 101, and because the water that is used for the water bath in the centrifugal chamber 101 is the developments, also can say that, this embodiment of this application has realized the water bath function of developments.

In order to further optimize the technical scheme, the method further comprises the following steps: the overflow pipe 4, the one end of overflow pipe 4 is connected on the position that the endotheca 1 lateral wall is less than and is close to installing port 102, and with centrifugal cavity 101 switch-on simultaneously, the other end runs through the lateral wall that the organism 10 is located the outside of organism 10 to the switch-on is on outlet pipe 3, and the switch-on department of overflow pipe 4 and outlet pipe 3 is located between the one end that electronic execution valve 301 and outlet pipe 3 kept away from endotheca 1 simultaneously.

The above technical scheme is adopted in the utility model, after the water level in centrifugal chamber 101 exceeded predetermined water level, can flow back to water bath device 20 in through overflow pipe 4, then can play the guard action to centrifuge.

In order to further optimize the technical scheme, one end of the water pumping pipe 2 communicated with the centrifugal cavity 101 is connected with a nozzle 5.

The above technical scheme is adopted in the utility model, the primary function is in letting rivers evenly pour into centrifugal chamber 101 along the circumference of nozzle 5 to make rivers be difficult for splashing on other part surfaces, thereby provide the utilization ratio to the thermostatted water.

In order to further optimize the above technical solution, the nozzle 5 is in a two-step stepped shaft shape, the outer periphery of the large diameter section of the nozzle 5 is respectively provided with a plurality of first nozzle holes 51 at intervals along the circumferential direction thereof, and is provided with a plurality of second nozzle holes 52 at intervals, the plurality of first nozzle holes 51 are all close to the small diameter section of the nozzle 5, the plurality of second nozzle holes 52 are all far away from the small diameter section of the nozzle 5, and one end of the small diameter section of the nozzle 5, which is far away from the large diameter section of the nozzle 5, is provided with a guide groove 53, and the guide groove 53 extends along the axial direction of the nozzle 5 until the extending end of the guide groove 53 is respectively communicated with the plurality of first nozzle holes 51, and is simultaneously respectively communicated with the plurality of second nozzle holes 52, and one end of the guide groove 53, which is far away from the large diameter section of the nozzle 5, is communicated with one end of the pump water pipe 2, which is communicated with the centrifugal cavity 101.

The above technical scheme is adopted in the utility model, water in the pump water pipe 2 enters into guiding gutter 53, then guiding gutter 53 can be with water reposition of redundant personnel to in a plurality of first orifices 51 and a plurality of second orifice 52, then a plurality of first orifices 51 with the thermostatted water along the circumference of nozzle 5 spout to be close to the within range of nozzle 5 path section, a plurality of second orifices 52 spout the thermostatted water along the circumference of nozzle 5 to keep away from the within range of nozzle 5 path section simultaneously, thereby improve the spray area to the thermostatted water, fall into the homogeneity in centrifugal cavity 101 with improving the thermostatted water, then do benefit to the equilibrium to centrifugal cavity 101 water bath.

In order to further optimize the technical scheme, a hexagonal hole 54 is formed at one end of the large-diameter section of the nozzle 5, which is far away from the small-diameter section of the nozzle 5.

The above technical scheme is adopted in the utility model, T type hexagonal spanner can be inserted in hexagonal hole 54, then conveniently revolves the one end (guiding gutter 53 and pump water pipe 2 threaded connection) of twisting the nozzle 5 at pump water pipe 2 and centrifugal chamber 101 switch-on through T type hexagonal spanner.

In order to further optimize the technical scheme, a filter screen is inserted at one end of the water outlet pipe 3 close to the inner sleeve 1.

Specifically, the inner wall of the water outlet pipe 3 close to one end of the inner sleeve 1 is provided with an annular clamping groove along the circumferential direction, the filter screen and the water outlet pipe 3 are concentrically arranged, and the outer edge of the filter screen is clamped in the annular clamping groove.

The utility model discloses a debris that the filter screen filtration produced because of improper reason, wherein the filter screen can be the stainless steel filter screen of 30 meshes.

In order to further optimize the above technical solution, the pump water pipe 2 includes: the water bath device comprises a first conveying pipe 201, a water supply joint 202, a first corrugated pipe 203 and a water supply pipe 204, wherein a fourth through hole penetrates through the side wall of the machine body 10, the water supply joint 202 is fixed in the fourth through hole, one end of the water supply joint 202 is located in the machine body 10, the other end of the water supply joint 202 is located outside the machine body, the first conveying pipe 201 is located outside the machine body 10, the first corrugated pipe 203 and the water supply pipe 204 are located in the machine body 10, one end of the water supply pipe 204 is connected to the bottom end of the inner sleeve 1, the other end of the water supply pipe 204 is sequentially connected with the first corrugated pipe 203, the water supply joint 202 and the first conveying pipe 201, and the other end of the first conveying pipe 201 is connected to an inner cavity of the water bath device 20.

In order to further optimize the above technical solution, the water outlet pipe 3 includes: a second delivery pipe 301, a drainage joint 302, a second corrugated pipe 303 and a drainage pipe 304, wherein a fifth through hole penetrates through the side wall of the machine body 10, the drainage joint 302 is fixed in the fifth through hole, one end of the drainage joint 302 is located in the machine body 10, the other end of the drainage joint 302 is located outside the machine body, the second delivery pipe 301 is located outside the machine body 10, the second corrugated pipe 303 and the drainage pipe 304 are located in the machine body 10, one end of the drainage pipe 304 is connected to the bottom end of the inner sleeve 1, the other end of the drainage pipe 304 is connected to the second corrugated pipe 303, the second corrugated pipe 303 is respectively connected to the overflow pipe 4 and one end of the drainage joint 302 located in the machine body 10 through a three-way connector 305, one end of the drainage joint 302 located outside the machine body 10 is connected to one end of the second delivery pipe 301, and the other end of the second delivery pipe 301 is connected to the inner cavity of the water bath device 20.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. A water bath centrifuge comprising: machine body (10), characterized by further comprising:

the engine body is characterized by comprising an inner sleeve (1), wherein the inner sleeve (1) is inverted concave, the inner sleeve (1) is connected to the inside of the engine body (10), a centrifugal cavity (101) with the top end being an open end is formed in the inner sleeve (1), and a mounting opening (102) communicated with the centrifugal cavity (101) penetrates through the center of the inner sleeve (1); the bottom end of the inner sleeve (1) is connected with a water pressure sensor (103);

one end of the pump water pipe (2) is connected to the inner sleeve (1) and communicated with the centrifugal cavity (101), and the other end of the pump water pipe penetrates through the side wall of the machine body (10) and is positioned outside the machine body (10) and communicated with an inner cavity of the water bath device (20) through a water pump;

one end of the water outlet pipe (3) is connected to the bottom end of the inner sleeve (1) and communicated with the centrifugal cavity (101), the other end of the water outlet pipe penetrates through the side wall of the machine body (10) and is located outside the machine body (10) and communicated with the inner cavity of the water bath device (20), and meanwhile, the water outlet pipe (3) is connected with an electric execution valve (301);

the controller is respectively and electrically connected with the water pressure sensor (103), the water pump and the electric execution valve (301).

2. The water bath centrifuge of claim 1, further comprising: first temperature sensor (104) and second temperature sensor (105), just first temperature sensor (104) is connected the bottom of endotheca (1), second temperature sensor (105) are connected the lateral wall of endotheca (1) is close to the position of installing port (102), just second temperature sensor (105) are in position on endotheca (1) is less than the position of installing port (102), just first temperature sensor (104) with second temperature sensor (105) all with controller electric connection.

3. The water bath centrifuge of claim 1, further comprising: one end of the overflow pipe (4) is connected to a position where the side wall of the inner sleeve (1) is lower than and close to the mounting port (102) and is communicated with the centrifugal cavity (101), the other end of the overflow pipe (4) penetrates through the side wall of the machine body (10) and is located outside the machine body (10) and communicated with the water outlet pipe (3), and meanwhile the communicated position of the overflow pipe (4) and the water outlet pipe (3) is located between the electric execution valve (301) and one end, far away from the inner sleeve (1), of the water outlet pipe (3).

4. A water bath centrifuge according to claim 1, characterized in that the end of the pump water pipe (2) connected with the centrifugal chamber (101) is connected with a nozzle (5).

5. The waterbath centrifuge according to claim 4, wherein the nozzle (5) is in a two-step stepped shaft shape, the outer periphery of the large diameter section of the nozzle (5) is provided with a plurality of first nozzle holes (51) at intervals along the circumferential direction thereof, and a plurality of second nozzle holes (52) at intervals, the first nozzle holes (51) are close to the small diameter section of the nozzle (5), the second nozzle holes (52) are far away from the small diameter section of the nozzle (5), and one end of the small diameter section of the nozzle (5) far away from the large diameter section of the nozzle (5) is provided with a diversion trench (53), and the diversion trench (53) extends along the axial direction of the nozzle (5) until the extension end of the diversion trench (53) is respectively communicated with the first nozzle holes (51), and simultaneously is communicated with the second nozzle holes (52), and one end of the diversion trench (53) far away from the large diameter section of the nozzle (5) is communicated with one end of the centrifugal chamber (101) communicated with the pump water pipe (2).

6. The centrifuge as claimed in claim 5, wherein the end of the large diameter section of the nozzle (5) far from the small diameter section of the nozzle (5) is provided with a hexagonal hole (54).

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