CN216113385U

CN216113385U - Liquid helium dewar bearing structure

Info

Publication number: CN216113385U
Application number: CN202122651351.7U
Authority: CN
Inventors: 张良梁; 崔科
Original assignee: Wuhan Zhongke Xingda Technology Co ltd
Current assignee: Wuhan Zhongke Xingda Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-22
Anticipated expiration: 2031-11-01

Abstract

The utility model relates to the technical field of liquid helium dewars, and discloses a liquid helium dewar supporting structure which comprises a stable transverse plate positioned above the ground, wherein a liquid helium dewar is arranged on the upper surface of the stable transverse plate, spiral positioning devices are fixedly arranged at four corners of the upper surface of the stable transverse plate, a stable support is fixedly arranged on the upper surface of the stable transverse plate, a rotatable rotating rod is arranged at the top of the stable support, and a worm wheel is fixedly arranged on the outer surface of the rotating rod. This liquid helium dewar bearing structure drives through control rotation handle and rotation screw rod and stabilizes the plectane and fixed awl downstream and insert the ground and install fixedly to stabilizing the diaphragm, has better fixed effect to stabilizing diaphragm and liquid helium dewar, effectively avoids leading to the impaired condition to appear in the liquid helium dewar because of the external force influence, is favorable to the better stability of assurance liquid helium dewar in the use, is convenient for better use.

Description

Liquid helium dewar bearing structure

Technical Field

The utility model relates to the technical field of liquid helium dewars, in particular to a liquid helium dewar supporting structure.

Background

For example, chinese patent application No. 201921540597.3, a liquid helium dewar with high stability, is described basically as: including upper end open-ended barrel, the barrel cover is established at liquid helium dewar body lower extreme, and the cover is equipped with rather than sliding fit's lantern ring on the barrel outer fringe, and a plurality of upper flutes have been seted up to lantern ring lower extreme circumference equipartition, and the hinge is connected with the pendulum rod in the upper flute, the pendulum rod upper end is through pivot hinged joint in the upper flute, and this strong liquid helium dewar of stability stabilizes to the pendulum rod of liquid helium dewar body outside direction slope through usable a plurality of lower extremes, can increase the stability ability of liquid helium dewar body, can pack up a plurality of pendulum rods when not using, does not occupy unnecessary space, conveniently removes along with liquid helium dewar body.

The existing liquid helium dewar generally adopts several groups of supporting rods to be matched with each other to support the liquid helium dewar stably in the using process, but the supporting effect of the supporting and stabilizing mode on the liquid helium dewar in the using process is poor, the liquid helium dewar is easily damaged due to the influence of external force, the liquid helium dewar is not favorable for better use, and the use convenience is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a liquid helium Dewar supporting structure, which solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a liquid helium dewar supporting structure comprises a stabilizing transverse plate located above the ground, wherein the upper surface of the stabilizing transverse plate is provided with a liquid helium dewar, four corners of the upper surface of the stabilizing transverse plate are fixedly provided with spiral positioning devices, the upper surface of the stabilizing transverse plate is fixedly provided with a stabilizing support, the top of the stabilizing support is provided with a rotatable rotating rod, the outer surface of the rotating rod is fixedly provided with a worm wheel, the outer surface of the rotating rod is fixedly provided with a pressing vertical rod, the top of the pressing vertical rod is rotatably provided with an arc-shaped pressing plate contacted with the outer surface of the liquid helium dewar, the middle part of the pressing vertical rod is provided with a rotatable rotating rod, the outer surface of the rotating rod is fixedly provided with an extrusion rod, the bottom of the extrusion rod is rotatably provided with a movable clamping plate sliding with the upper surface of the stabilizing transverse plate, the upper surface of the stabilizing transverse plate is fixedly provided with a mounting support, the top of installing support is equipped with rotatable worm, the worm wheel meshes with the worm, the front end fixed mounting of worm has the rotation handle.

Preferably, spiral positioner includes the cross mount of fixed mounting in stable diaphragm upper surface four corners, and the upper surface of cross mount is equipped with rotatable rotation screw rod, and the top fixed mounting who rotates the screw rod has rotatory handle, rotates the stable plectane of the surface threaded connection of screw rod, and the lower fixed surface who stabilizes the plectane installs the stationary cone, and the lower fixed surface who stabilizes the plectane installs linking bridge, and the bottom of linking bridge is equipped with rotatable promotion branch, and the bottom that promotes branch is rotatable be equipped with the upper surface mutual gliding promotion support of stable diaphragm.

Preferably, the number of the fixed cones is sixteen groups, and the lengths of the sixteen groups of fixed cones are all two hundred eighty millimeters.

Preferably, T-shaped sliding grooves are formed in four corners of the upper surface of the stabilizing transverse plate, T-shaped sliding blocks are fixedly mounted on the lower surface of the pushing support, and the T-shaped sliding grooves are connected with the T-shaped sliding blocks in a sliding mode.

Preferably, the number of the pushing struts is sixteen groups, and the lengths of the sixteen groups of pushing struts are three hundred and fifty millimeters.

Preferably, the lower fixed surface of the movable clamping plate is provided with a stable sliding block, the middle part of the upper surface of the stable transverse plate is provided with a stable sliding groove, and the stable sliding block is connected with the stable sliding groove in a sliding manner.

Preferably, the number of the pressing vertical rods is eight, and the length of each of the eight groups of pressing vertical rods is eight hundred fifty-five millimeters.

Preferably, the stable transverse plate and the liquid helium dewar are both made of cast iron, and the outer surfaces of the stable transverse plate and the liquid helium dewar are uniformly coated with antirust coatings.

Preferably, the outer surface of the rotating handle is provided with an anti-slip layer, and the outer surface of the anti-slip layer is uniformly coated with friction anti-slip lines.

Preferably, the number of the arc pressing plates is four, and the inner side surfaces of the four arc pressing plates are fixedly provided with a plurality of groups of anti-skidding convex particles.

(III) advantageous effects

Compared with the prior art, the utility model provides a liquid helium Dewar supporting structure, which has the following beneficial effects:

1. this liquid helium dewar bearing structure drives through control rotation handle and rotation screw rod and stabilizes the plectane and fixed awl downstream and insert the ground and install fixedly to stabilizing the diaphragm, has better fixed effect to stabilizing diaphragm and liquid helium dewar, effectively avoids leading to the impaired condition to appear in the liquid helium dewar because of the external force influence, is favorable to the better stability of assurance liquid helium dewar in the use, is convenient for better use.

2. This liquid helium dewar bearing structure rotates handle drive worm and worm wheel through control and rotates to drive and presses montant and arc press the surface of pressing the pressing plate to liquid helium dewar and press stably, has better fixed effect of pressing down to the surface of liquid helium dewar, can more effectual assurance liquid helium dewar stability in the use, be convenient for better use, effectively improved the convenience of liquid helium dewar when using.

3. This liquid helium dewar bearing structure rotates through rotating handle drive worm and worm wheel and drives to press down the montant and promote the squeeze bar and remove splint inwards and remove the bottom of liquid helium dewar and assist the centre gripping fixed when removing, very big improvement to the stability of liquid helium dewar centre gripping, be convenient for better use the liquid helium dewar, help the improvement of convenience in use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is an exploded view of the spiral positioning device of the present invention.

In the figure: 1. stabilizing the transverse plate; 2. a liquid helium dewar; 3. a screw positioning device; 301. a cross-shaped fixing frame; 302. rotating the screw; 303. rotating the handle; 304. stabilizing the circular plate; 305. a fixed cone; 306. connecting a bracket; 307. pushing the supporting rod; 308. pushing the bracket; 4. a stabilizing support; 5. rotating the rod; 6. a worm gear; 7. pressing the vertical rod; 8. an arc-shaped pressing plate; 9. rotating the rod; 10. an extrusion stem; 11. moving the clamping plate; 12. mounting a bracket; 13. a worm; 14. the handle is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a liquid helium Dewar supporting structure comprises a stabilizing transverse plate 1 positioned above the ground, a liquid helium Dewar 2 is arranged on the upper surface of the stabilizing transverse plate 1, spiral positioning devices 3 are fixedly arranged at four corners of the upper surface of the stabilizing transverse plate 1, a stabilizing support 4 is fixedly arranged on the upper surface of the stabilizing transverse plate 1, a rotatable rotating rod 5 is arranged at the top of the stabilizing support 4, a worm wheel 6 is fixedly arranged on the outer surface of the rotating rod 5, a pressing vertical rod 7 is fixedly arranged on the outer surface of the rotating rod 5, an arc-shaped pressing plate 8 which is contacted with the outer surface of the liquid helium Dewar 2 is rotatably arranged at the top of the pressing vertical rod 7, the pressing vertical rod 7 and the arc-shaped pressing plate 8 are driven by controlling a rotating handle 14 to drive a worm 13 and the worm wheel 6 to rotate to press and stabilize the outer surface of the liquid helium Dewar 2, a better pressing and fixing effect is achieved on the outer surface of the liquid helium Dewar 2, and the stability of the liquid helium Dewar 2 in the using process can be more effectively guaranteed, the liquid helium Dewar is convenient to use better, the convenience of the liquid helium Dewar 2 in use is effectively improved, the rotatable rotating rod 9 is arranged in the middle of the pressing vertical rod 7, the extrusion rod 10 is fixedly arranged on the outer surface of the rotating rod 9, the movable clamping plate 11 which slides with the upper surface of the stabilizing transverse plate 1 is rotatably arranged at the bottom of the extrusion rod 10, the pressing vertical rod 7 is driven to rotate by rotating the handle 14 to drive the worm 13 and the worm wheel 6 to drive the pressing vertical rod 7 to move, meanwhile, the extrusion rod 10 and the movable clamping plate 11 are pushed to move inwards to carry out auxiliary clamping and fixing on the bottom of the liquid helium Dewar 2, the stability of clamping the liquid helium Dewar 2 is greatly improved, the liquid helium Dewar 2 is convenient to use better, the improvement of the convenience in use is facilitated, the mounting bracket 12 is fixedly arranged on the upper surface of the stabilizing transverse plate 1, the rotatable worm 13 is arranged at the top of the mounting bracket 12, the worm wheel 6 is meshed with the worm 13, a turning handle 14 is fixedly mounted at the front end of the worm 13.

In order to improve the positioning stability, the spiral positioning device 3 comprises a cross fixing frame 301 fixedly arranged at four corners of the upper surface of the stabilizing transverse plate 1, a rotatable rotating screw 302 is arranged on the upper surface of the cross fixing frame 301, a rotating handle 303 is fixedly arranged at the top end of the rotating screw 302, a stabilizing circular plate 304 is connected with the outer surface of the rotating screw 302 in a threaded manner, a fixing cone 305 is fixedly arranged on the lower surface of the stabilizing circular plate 304, the stabilizing circular plate 304 and the fixing cone 305 are driven by controlling the rotating handle 303 and the rotating screw 302 to move downwards and be inserted into the ground for mounting and fixing the stabilizing transverse plate 1, the stabilizing transverse plate 1 and the liquid helium dewar 2 have better fixing effect, the situation that the liquid helium dewar 2 is damaged due to the influence of external force is effectively avoided, the stability of the liquid helium dewar 2 in the using process is better ensured, and the use is better facilitated, the lower surface of the stabilizing circular plate 304 is fixedly provided with a connecting bracket 306, the bottom of the connecting bracket 306 is provided with a rotatable pushing support rod 307, and the bottom of the pushing support rod 307 is rotatably provided with a pushing bracket 308 which slides with the upper surface of the stabilizing transverse plate 1.

In order to improve the stability of fixation, sixteen groups of the fixing cones 305 are arranged, the length of each of the sixteen groups of the fixing cones 305 is two hundred eighty millimeters, and the sixteen groups of the fixing cones 305 are matched with each other to improve the stability of fixation.

In order to improve the moving stability, T-shaped sliding grooves are formed in four corners of the upper surface of the stabilizing transverse plate 1, T-shaped sliding blocks are fixedly mounted on the lower surface of the pushing support 308, the T-shaped sliding grooves are connected with the T-shaped sliding blocks in a sliding mode, the T-shaped sliding grooves in the four corners of the upper surface of the stabilizing transverse plate 1 are matched with the T-shaped sliding blocks in the lower surface of the pushing support 308, and the moving stability is improved.

In order to improve the convenience of pushing, sixteen groups of pushing struts 307 are arranged, the lengths of the sixteen groups of pushing struts 307 are all three hundred fifty millimeters, and the sixteen groups of pushing struts 307 are matched with each other, so that the convenience of pushing is improved.

In order to improve the sliding stability, the stabilizing slide block is fixedly arranged on the lower surface of the movable clamp plate 11, the stabilizing slide groove is formed in the middle of the upper surface of the stabilizing transverse plate 1 and is in sliding connection with the stabilizing slide groove, and the stabilizing slide block on the lower surface of the movable clamp plate 11 is matched with the stabilizing slide groove in the middle of the upper surface of the stabilizing transverse plate 1, so that the sliding stability is improved.

In order to improve the extrusion stability, the number of the pressing vertical rods 7 is eight, the length of each of the eight groups of pressing vertical rods 7 is eight hundred and fifty-five millimeters, and the eight groups of pressing vertical rods 7 are matched with each other to improve the extrusion stability.

In order to prolong the service life, the stabilizing transverse plate 1 and the liquid helium dewar 2 are made of cast iron, the outer surfaces of the stabilizing transverse plate 1 and the liquid helium dewar 2 are uniformly coated with antirust coatings, the antirust coatings on the outer surfaces of the stabilizing transverse plate 1 and the liquid helium dewar 2 are prevented from being corroded, and the service life is prolonged.

In order to improve the anti-skid effect, the outer surface of the rotating handle 14 is provided with the anti-skid layer, the outer surface of the anti-skid layer is evenly coated with the friction anti-skid grains, and the friction anti-skid grains on the outer surface of the rotating handle 14 increase the friction force and improve the anti-skid effect.

In order to improve the pressing stability, the four groups of arc-shaped pressing plates 8 are arranged, the inner side surfaces of the four groups of arc-shaped pressing plates 8 are fixedly provided with a plurality of groups of anti-skidding convex particles, and the anti-skidding convex particles on the inner side surfaces of the four groups of arc-shaped pressing plates 8 increase the friction force and improve the pressing stability.

When using, place the device at the assigned position, place liquid helium dewar 2 at the upper surface of stable diaphragm 1 afterwards, rotatory handle 303 of control drives to rotate screw rod 302 and rotates and drive stable plectane 304 downstream afterwards, stable plectane 304 drives fixed awl 305 downstream and inserts ground and fix, control is rotated handle 14 afterwards and is driven worm 13 and rotate, worm 13 drives worm wheel 6 and rotates, worm wheel 6 drives dwang 5 and rotates, dwang 5 drives and presses montant 7 and rotates, it drives arc and presses the laminating of pressure board 8 and carry out the stable operation at liquid helium dewar 2's surface to press montant 7, it is fixed to promote the supplementary centre gripping of bottom of liquid helium dewar 2 with movable clamp plate 11 inward movement when pressing montant 7 pivoted, the stability of liquid helium dewar 2 use has been guaranteed.

In conclusion, this liquid helium dewar bearing structure, through control rotation handle 303 and rotation screw 302 drive stable plectane 304 and fixed awl 305 downward movement insert ground and install fixedly to stabilizing diaphragm 1, have better fixed effect to stabilizing diaphragm 1 and liquid helium dewar 2, effectively avoid leading to liquid helium dewar 2 to appear impaired condition because of the influence of external force, be favorable to the better stability of guaranteeing liquid helium dewar 2 in the use, be convenient for better use.

This liquid helium dewar bearing structure rotates 14 drive worms 13 and worm wheel 6 through control and rotates to drive and presses montant 7 and arc to press down the surface of liquid helium dewar 2 and press the pressure plate 8 to press down stably, has better fixed effect of pressing down to the surface of liquid helium dewar 2, can be more effectual the stability of assurance liquid helium dewar 2 in the use, be convenient for better use, effectively improved the convenience of liquid helium dewar 2 when using.

This liquid helium dewar bearing structure rotates through rotating 14 drive worms 13 of handle and worm wheel 6 and drives and press montant 7 and promote the extrusion stem 10 and remove splint 11 inwards and remove and carry out supplementary centre gripping fixed to liquid helium dewar 2's bottom in the removal, very big improvement to the stability of liquid helium dewar 2 centre gripping, be convenient for better use liquid helium dewar 2, help the improvement of convenience in use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid helium dewar bearing structure, is including stable diaphragm (1) that is located the ground top, the upper surface of stabilizing diaphragm (1) is equipped with liquid helium dewar (2), its characterized in that: the spiral positioning device (3) is fixedly arranged at the four corners of the upper surface of the stable transverse plate (1), the stable transverse plate (1) is fixedly provided with the stable support (4), the top of the stable support (4) is provided with the rotatable rotating rod (5), the outer surface of the rotating rod (5) is fixedly provided with the worm wheel (6), the outer surface of the rotating rod (5) is fixedly provided with the pressing vertical rod (7), the top of the pressing vertical rod (7) is rotatably provided with the arc-shaped pressing plate (8) which is contacted with the outer surface of the liquid helium Dewar (2), the middle of the pressing vertical rod (7) is provided with the rotatable rotating rod (9), the outer surface of the rotating rod (9) is fixedly provided with the extrusion rod (10), the bottom of the extrusion rod (10) is rotatably provided with the movable clamping plate (11) which slides with the upper surface of the stable transverse plate (1), last fixed surface of stabilizing diaphragm (1) installs installing support (12), the top of installing support (12) is equipped with rotatable worm (13), worm wheel (6) and worm (13) meshing, the front end fixed mounting of worm (13) has rotation handle (14).

2. A liquid helium dewar support structure according to claim 1 wherein: spiral positioner (3) are including fixed mounting in cross mount (301) of stabilizing diaphragm (1) upper surface four corners, the upper surface of cross mount (301) is equipped with rotatable rotation screw rod (302), the top fixed mounting who rotates screw rod (302) has rotatory handle (303), the stable plectane (304) of the surface threaded connection of rotation screw rod (302), the lower fixed surface of stabilizing plectane (304) installs stationary cone (305), the lower fixed surface of stabilizing plectane (304) installs linking bridge (306), the bottom of linking bridge (306) is equipped with rotatable promotion branch (307), the rotatable promotion support (308) that is equipped with and stabilizes the upper surface mutual slip of diaphragm (1) of bottom that promotes branch (307).

3. A liquid helium dewar support structure according to claim 2 wherein: the number of the fixed cones (305) is sixteen groups, and the lengths of the sixteen groups of the fixed cones (305) are all two hundred eighty millimeters.

4. A liquid helium dewar support structure according to claim 2 wherein: t-shaped sliding grooves are formed in four corners of the upper surface of the stabilizing transverse plate (1), T-shaped sliding blocks are fixedly mounted on the lower surface of the pushing support (308), and the T-shaped sliding grooves are connected with the T-shaped sliding blocks in a sliding mode.

5. A liquid helium dewar support structure according to claim 2 wherein: the number of the pushing struts (307) is sixteen groups, and the lengths of the sixteen groups of pushing struts (307) are all three hundred and fifty millimeters.

6. A liquid helium dewar support structure according to claim 1 wherein: the lower fixed surface of the movable clamping plate (11) is provided with a stable sliding block, the middle part of the upper surface of the stable transverse plate (1) is provided with a stable sliding groove, and the stable sliding block is connected with the stable sliding groove in a sliding mode.

7. A liquid helium dewar support structure according to claim 1 wherein: the number of the pressing vertical rods (7) is eight, and the length of each eight group of pressing vertical rods (7) is eight hundred fifty-five millimeters.

8. A liquid helium dewar support structure according to claim 1 wherein: the stable transverse plate (1) and the liquid helium dewar (2) are both made of cast iron, and the outer surfaces of the stable transverse plate (1) and the liquid helium dewar (2) are uniformly coated with antirust coatings.

9. A liquid helium dewar support structure according to claim 1 wherein: the outer surface of the rotating handle (14) is provided with an anti-slip layer, and the outer surface of the anti-slip layer is uniformly coated with friction anti-slip lines.

10. A liquid helium dewar support structure according to claim 1 wherein: the number of the arc pressing plates (8) is four, and the inner side surfaces of the four arc pressing plates (8) are fixedly provided with a plurality of groups of anti-skidding convex particles.