CN204883024U - Heavy -calibre is bloated cover of elastic connection for speculum - Google Patents

Heavy -calibre is bloated cover of elastic connection for speculum Download PDF

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Publication number
CN204883024U
CN204883024U CN201520697295.2U CN201520697295U CN204883024U CN 204883024 U CN204883024 U CN 204883024U CN 201520697295 U CN201520697295 U CN 201520697295U CN 204883024 U CN204883024 U CN 204883024U
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CN
China
Prior art keywords
mandrel
expansion sleeve
expansion
screw
reflecting mirror
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Withdrawn - After Issue
Application number
CN201520697295.2U
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Chinese (zh)
Inventor
陈晓娟
吴文凯
汪宝旭
朱明智
傅学农
阙兴华
徐元利
黄湛
陈刚
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General Engineering Research Institute China Academy of Engineering Physics
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General Engineering Research Institute China Academy of Engineering Physics
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Priority to CN201520697295.2U priority Critical patent/CN204883024U/en
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Abstract

The utility model discloses a heavy -calibre is bloated cover of elastic connection for speculum, wherein, the terminal surface stacks up the center of being equipped with and connects screw and a plurality of dabber through -hole of evenly locating around the center connection screw, and the first end of terminal surface pad and the first end of inflation cover are connected, and the external diameter that the inflation overlaps slightly is less than the diameter of the connection counter bore of heavy -calibre speculum, and the inner wall surface of inflation cover is the interior conical surface, evenly is equipped with a plurality of axial grooves on the circumference wall of the cover that expands, in the central through hole of inflation cover was arranged in to the dabber, the dabber be solid cylinder and its outer peripheral face for the male cone (strobilus masculinus) with interior cone combined with, and a plurality of dabber screws are connected with a plurality of first interior heavy dabber screw one -to -ones of holding the terminal surface of dabber of locating after passing a plurality of dabber through -holes of terminal surface pad respectively. Heavy -calibre is bloated cover of elastic connection for speculum simple structure, atress balanced, firm reliable, be convenient for install and remove, easily overhaul, maintain or change, need not the adjustment during installation, can accurate positioning installation heavy -calibre lens, guaranteed the installation quality.

Description

A kind of large caliber reflecting mirror elasticity connects expansion set
Technical field
The utility model relates to a kind of catoptron coupling arrangement, particularly relates to a kind of large caliber reflecting mirror elasticity and connects expansion set.
Background technology
Large caliber reflecting mirror is used for large scientific facilities engineering project now, because structure is thick and heavy, to involve great expense and position accuracy demand accurately makes its positioning regulating structure must be accurate and reliable.Many large caliber reflecting mirrors limit because space uses, locator meams is installed at general employing back, namely the method that mechanical parts is bonding with eyeglass back is adopted, but because adhering process is wayward and bonding rear very difficult removal adhesive linkage, therefore need to consider a kind of connected mode being applied to large caliber reflecting mirror newly.
Traditional expansion set is made up of inner sleeve, overcoat and intermediate sleeve, the friction force produced after being compressed by the conical surface between them comes transmitting torque and axial force, but this kind of structure is owing to only having a clearance groove, exist by force unbalance in the course of work, cause connected piece can not uniform stressed, and motion transmission error is large, cannot accurately locate fixing connected piece, moreover its Material selec-tion is not suitable for accurate ray machine use occasion yet.
Utility model content
The purpose of this utility model is just to provide a kind of large caliber reflecting mirror elasticity to connect expansion set to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of large caliber reflecting mirror elasticity connects expansion set, described large caliber reflecting mirror has columniform connection counterbore, described large caliber reflecting mirror connects expansion set by elasticity and comprises end washers, expansion sleeve and mandrel, described end washers is provided with center connecting screw hole for connecting other parts and is multiplely evenly located at around the connecting screw hole of described center and for the mandrel through hole of connecting mandrel, the first end of described end washers is connected with the first end of described expansion sleeve, described expansion sleeve is the sleeve with central through hole, the external diameter of described expansion sleeve is slightly less than the diameter of the connection counterbore of described large caliber reflecting mirror, the inner wall surface of described expansion sleeve is the inner conical surface that first end diameter is less than the second end, the circumferential wall of described expansion sleeve is evenly provided with multiple axial groove, described mandrel is placed in the central through hole of described expansion sleeve, described mandrel is solid cylinder and its outer peripheral face is first end diameter is less than the male cone (strobilus masculinus) of the second end diameter, the external diameter of described male cone (strobilus masculinus) is slightly less than the corresponding internal diameter of described inner conical surface, the first end end face of described mandrel is provided with multiple interior heavy mandrel screw, the first end of described mandrel is connected by multiple mandrel screw with the first end of described end washers, connects one to one after multiple described mandrel screw is each passed through multiple mandrel through holes of described end washers with multiple described mandrel screw.
In said structure, end washers as installation foundation, both for connecting expansion sleeve and mandrel, again for connecting other parts; Expansion sleeve and mandrel with the use of, can cooperatively interact between inner conical surface and male cone (strobilus masculinus), when mandrel moves to its first end direction, the inner conical surface of male cone (strobilus masculinus) to expansion sleeve of mandrel has an outside thrust, this thrust forces expansion sleeve outwards to expand, and the axial groove on expansion sleeve makes it expand can to realize; The expansion of expansion sleeve makes the inwall close contact of the connection counterbore of itself and large caliber reflecting mirror and realizes being fastenedly connected, thus realizes this elasticity connection expansion set and be connected with firm between large caliber reflecting mirror.Gap between the connection counterbore of expansion sleeve and large caliber reflecting mirror is obtained by the swelling varying dimensions calculating expansion sleeve, ensures that tension force is suitable simultaneously, does not loosen and be no more than the allowable stress range of eyeglass after meeting swelling.
For the ease of processing and assembling, the first end annular end face of described expansion sleeve is evenly provided with multiple interior heavy expansion sleeve screw, described end washers being also provided with multiple expansion sleeve through hole for connecting expansion sleeve be uniformly distributed in around the connecting screw hole of described center, connecting one to one with multiple described expansion sleeve screw after multiple expansion sleeve screw is each passed through multiple described expansion sleeve through hole.
In order to make the outside surface of end washers smooth so that be connected with other parts, described end washers is the right cylinder that external diameter is greater than described expansion sleeve external diameter, is equipped with for placing screw nut and the larger counterbore of diameter in described mandrel through hole and described expansion sleeve through hole near the side of described end washers second end.
As preferably, the axial groove on described expansion sleeve is all-round 24 clearance grooves evenly splitting setting.Make expansion sleeve distending Shi Cong center evenly open like this, ensure heavy caliber eyeglass uniform force, unstressed centrostigma, and load-bearing capacity is high.
For the ease of more firmly connecting other parts, the first end end face of described mandrel is provided with interior heavy and and the corresponding center screw that be connected consistent with the center connecting screw hole diameter in described end washers.
The center screw of described mandrel is also provided with and center counterbore that diameter larger identical with described center screw near the position of described mandrel second end.This center counterbore is for placing the screw front end be connected with other parts.
Described male cone (strobilus masculinus) is identical with the tapering of described inner conical surface and be 1:7.For ensureing tension force, selection tapering is 1:7, but not the tapering of the general expansion set of Standard, convenience when simultaneously ensure that dismounting and not coming off when being connected.
Position near first end in the circumferential wall of described expansion sleeve is provided with the larger bulge loop of external diameter, and the external diameter of described bulge loop is greater than the diameter of the connection counterbore of described large caliber reflecting mirror.This bulge loop can make to keep a fixed gap between large caliber reflecting mirror and end washers, is beneficial to the normal use of large caliber reflecting mirror.
In order to realize the thrust transmission between expansion sleeve and mandrel better, the surface smoothness of the surface of contact of described expansion sleeve and described mandrel is Ra0.4, and effective contact area of the surface of contact of described expansion sleeve and described mandrel is not less than 70%.
Particularly, described end washers, described expansion sleeve and described mandrel all adopt indium Steel material to make.
The beneficial effects of the utility model are:
The utility model is by utilizing the cone match between the male cone (strobilus masculinus) of mandrel and the inner conical surface of expansion sleeve, mandrel is converted into expansionary force to expansion sleeve to the part of the power of end washers movement, thus realize being connected with the firm of large caliber reflecting mirror, its structure is simple, stress equalization, solid and reliable, be convenient to mounting or dismounting, be easy to maintenance, safeguard or change, without the need to adjustment during installation, automatic centering, can accurate location and installation heavy caliber eyeglass, effectively ensure that installation quality, and long service life.
Accompanying drawing explanation
Fig. 1 is that large caliber reflecting mirror described in the utility model elasticity connects the stereographic map of expansion set;
Fig. 2 is that large caliber reflecting mirror described in the utility model elasticity connects the vertical view of expansion set;
One of Fig. 3 cut-open view when to be large caliber reflecting mirror described in the utility model connect expansion set application by elasticity, it is A-A cut-open view in Fig. 2 that the large caliber reflecting mirror in figure connects expansion set by elasticity;
It is B-B cut-open view in Fig. 2 that large caliber reflecting mirror elasticity in the cut-open view two, figure of Fig. 4 when to be large caliber reflecting mirror described in the utility model connect expansion set application by elasticity connects expansion set.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As Figure 1-Figure 4, large caliber reflecting mirror 9 described in the utility model has columniform connection counterbore 12, large caliber reflecting mirror described in the utility model connects expansion set by elasticity and comprises end washers 1, expansion sleeve 2 and mandrel 7, end washers 1 is provided with the center connecting screw hole 11 for connecting other parts, evenly to be located at around center connecting screw hole 11 and to be evenly located at around center connecting screw hole 11 with six for the mandrel through hole 6 of connecting mandrel 7 and expansion sleeve through hole 4 for being connected expansion sleeve 2 for six, be equipped with for placing screw nut and the larger counterbore of diameter in mandrel through hole 6 and expansion sleeve through hole 4 near the side of end washers 1 second end, the first end (lower end in figure) of end washers 1 is connected with the first end (upper end in figure) of expansion sleeve 2, expansion sleeve 2 is for having the sleeve of central through hole, the external diameter of expansion sleeve 2 is slightly less than the diameter of the connection counterbore 12 of large caliber reflecting mirror 9, position near first end in the circumferential wall of expansion sleeve 2 is provided with the larger bulge loop of external diameter 15, the external diameter of bulge loop 15 is greater than the diameter of the connection counterbore 12 of large caliber reflecting mirror 9, the inner wall surface of expansion sleeve 2 is the inner conical surface that first end diameter is less than the second end (lower end in figure), the circumferential wall of expansion sleeve 2 is evenly provided with all-round 24 clearance grooves 14 evenly splitting setting, mandrel 7 is placed in the central through hole of expansion sleeve 2, mandrel 7 is solid cylinder and its outer peripheral face is the male cone (strobilus masculinus) that first end (upper end in figure) diameter is less than the second end (lower end in figure) diameter, male cone (strobilus masculinus) is identical with the tapering of inner conical surface and be 1:7, the external diameter of male cone (strobilus masculinus) is slightly less than the corresponding internal diameter of inner conical surface, the first end end face of mandrel 7 is provided with mandrel screw 8 heavy in six, the first end of mandrel 7 is connected by six mandrel screws 5 with the first end of end washers 1, connect one to one with six mandrel screws 8 after six mandrel screws 5 are each passed through six mandrel through holes 6 of end washers 1, the first end end face of mandrel 7 is provided with interior sinking and consistent with center connecting screw hole 11 diameter in the end washers 1 and corresponding center screw (Tu Zhongyu center connecting screw hole 11 is labeled as one) be connected, the center screw of mandrel 7 is also provided with and center counterbore 10 that diameter larger identical with center screw near the position of mandrel 7 second end, the first end annular end face of expansion sleeve 2 is evenly provided with expansion sleeve screw 13 heavy in six, connect one to one with six expansion sleeve screws 13 after six expansion sleeve screws 3 are each passed through six expansion sleeve through holes 4, the nut of mandrel screw 5 and the nut of expansion sleeve screw 3 are placed in the counterbore of corresponding mandrel through hole 6 and expansion sleeve through hole 4 respectively, the surface smoothness of the surface of contact of expansion sleeve 2 and mandrel 7 is Ra0.4, and effective contact area of the surface of contact of expansion sleeve 2 and mandrel 7 is not less than 70%, and end washers 1, expansion sleeve 2 and mandrel 7 all adopt indium Steel material to make.
As shown in Figure 3 and Figure 4, in use, first by integrally mounted to end washers 1, expansion sleeve 2 and mandrel 7, be spirally connected fastening between end washers 1 and expansion sleeve 2 with six expansion sleeve screws 3, six mandrel screws 5 between end washers 1 and mandrel 7 are in releasing orientation.During installation, expansion set entirety is put into the connection counterbore 12 of large caliber reflecting mirror 9, by six expansion sleeve screws 3 between the even afterburning fastening end washers 1 of torque spanner and mandrel 7, mandrel 7 is moved to the direction of end washers 1, under taper-face contact effect, the inner conical surface of male cone (strobilus masculinus) to expansion sleeve 2 of mandrel 7 has an outside thrust, this thrust forces expansion sleeve 2 outwards to expand, the expansion of expansion sleeve 2 makes the inwall close contact of the connection counterbore 12 of itself and large caliber reflecting mirror 9 and realizes being fastenedly connected, thus realize this elasticity and connect expansion set and be connected with firm between large caliber reflecting mirror 9.According to application needs, other screw is adopted the end washers 1 that this elasticity connects expansion set to be connected with other parts.
Above-described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of above-described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.

Claims (10)

1. a large caliber reflecting mirror elasticity connects expansion set, described large caliber reflecting mirror has columniform connection counterbore, it is characterized in that: described large caliber reflecting mirror connects expansion set by elasticity and comprises end washers, expansion sleeve and mandrel, described end washers is provided with center connecting screw hole for connecting other parts and is multiplely evenly located at around the connecting screw hole of described center and for the mandrel through hole of connecting mandrel, the first end of described end washers is connected with the first end of described expansion sleeve, described expansion sleeve is the sleeve with central through hole, the external diameter of described expansion sleeve is slightly less than the diameter of the connection counterbore of described large caliber reflecting mirror, the inner wall surface of described expansion sleeve is the inner conical surface that first end diameter is less than the second end, the circumferential wall of described expansion sleeve is evenly provided with multiple axial groove, described mandrel is placed in the central through hole of described expansion sleeve, described mandrel is solid cylinder and its outer peripheral face is first end diameter is less than the male cone (strobilus masculinus) of the second end diameter, the external diameter of described male cone (strobilus masculinus) is slightly less than the corresponding internal diameter of described inner conical surface, the first end end face of described mandrel is provided with multiple interior heavy mandrel screw, the first end of described mandrel is connected by multiple mandrel screw with the first end of described end washers, connects one to one after multiple described mandrel screw is each passed through multiple mandrel through holes of described end washers with multiple described mandrel screw.
2. large caliber reflecting mirror elasticity according to claim 1 connects expansion set, it is characterized in that: the first end annular end face of described expansion sleeve is evenly provided with multiple interior heavy expansion sleeve screw, described end washers being also provided with multiple expansion sleeve through hole for connecting expansion sleeve be uniformly distributed in around the connecting screw hole of described center, connecting one to one with multiple described expansion sleeve screw after multiple expansion sleeve screw is each passed through multiple described expansion sleeve through hole.
3. large caliber reflecting mirror elasticity according to claim 2 connects expansion set, it is characterized in that: described end washers is the right cylinder that external diameter is greater than described expansion sleeve external diameter, being equipped with near the side of described end washers second end in described mandrel through hole and described expansion sleeve through hole for placing screw nut and the larger counterbore of diameter.
4. the large caliber reflecting mirror according to claim 1,2 or 3 connects expansion set by elasticity, it is characterized in that: the axial groove on described expansion sleeve is all-round 24 clearance grooves evenly splitting setting.
5. the large caliber reflecting mirror according to claim 1,2 or 3 connects expansion set by elasticity, it is characterized in that: the first end end face of described mandrel is provided with interior heavy and and the corresponding center screw that be connected consistent with the center connecting screw hole diameter in described end washers.
6. large caliber reflecting mirror elasticity according to claim 5 connects expansion set, it is characterized in that: the center screw of described mandrel is also provided with and center counterbore that diameter larger identical with described center screw near the position of described mandrel second end.
7. the large caliber reflecting mirror according to claim 1,2 or 3 connects expansion set by elasticity, it is characterized in that: described male cone (strobilus masculinus) is identical with the tapering of described inner conical surface and be 1:7.
8. the large caliber reflecting mirror according to claim 1,2 or 3 connects expansion set by elasticity, it is characterized in that: the position near first end in the circumferential wall of described expansion sleeve is provided with the larger bulge loop of external diameter, and the external diameter of described bulge loop is greater than the diameter of the connection counterbore of described large caliber reflecting mirror.
9. the large caliber reflecting mirror according to claim 1,2 or 3 connects expansion set by elasticity, it is characterized in that: the surface smoothness of the surface of contact of described expansion sleeve and described mandrel is Ra0.4, and effective contact area of the surface of contact of described expansion sleeve and described mandrel is not less than 70%.
10. the large caliber reflecting mirror according to claim 1,2 or 3 connects expansion set by elasticity, it is characterized in that: described end washers, described expansion sleeve and described mandrel all adopt indium Steel material to make.
CN201520697295.2U 2015-09-09 2015-09-09 Heavy -calibre is bloated cover of elastic connection for speculum Withdrawn - After Issue CN204883024U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520697295.2U CN204883024U (en) 2015-09-09 2015-09-09 Heavy -calibre is bloated cover of elastic connection for speculum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520697295.2U CN204883024U (en) 2015-09-09 2015-09-09 Heavy -calibre is bloated cover of elastic connection for speculum

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105182501A (en) * 2015-09-09 2015-12-23 中国工程物理研究院总体工程研究所 Elastic connection expansion sleeve for large-diameter reflector
CN105963920A (en) * 2016-07-04 2016-09-28 佛山市乙太医疗用品有限公司 Functional exercising neck collar capable of resistively swinging front and back and connecting device used by same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105182501A (en) * 2015-09-09 2015-12-23 中国工程物理研究院总体工程研究所 Elastic connection expansion sleeve for large-diameter reflector
CN105182501B (en) * 2015-09-09 2017-12-15 中国工程物理研究院总体工程研究所 A kind of large caliber reflecting mirror elastic connection expansion set
CN105963920A (en) * 2016-07-04 2016-09-28 佛山市乙太医疗用品有限公司 Functional exercising neck collar capable of resistively swinging front and back and connecting device used by same

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20151216

Effective date of abandoning: 20171215

AV01 Patent right actively abandoned