CN211554477U

CN211554477U - Astronomical telescope finder support

Info

Publication number: CN211554477U
Application number: CN202020409570.7U
Authority: CN
Inventors: 陈萩林; 王新伟; 钟家跃
Original assignee: Nanjing Dongkeda Photoelectric Technology Co ltd
Current assignee: Nanjing Dongkeda Photoelectric Technology Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-09-22
Anticipated expiration: 2030-03-26

Abstract

The utility model relates to an astronomical telescope finder support, which belongs to the technical field of astronomical telescope corollary equipment, and comprises a base arranged on the top wall of an astronomical telescope, wherein the length direction of the base is parallel to the length direction of the astronomical telescope, a support bracket for supporting the finder mirror is arranged on the top wall of the base, two opposite support seats are arranged on the top walls at the two ends of the base along the width direction of the top wall, clamps for clamping finder mirrors with different diameters are arranged on the top walls of the support seats, and a driving component for adjusting the distance between the clamps is arranged on the top wall of the base; when the observation personnel need put the finder mirror on the support, steadily place the finder mirror on supporting the bracket earlier, reuse drive assembly to make anchor clamps press from both sides the finder mirror tight to improve the suitability of this support.

Description

Astronomical telescope finder support

Technical Field

The utility model belongs to the technical field of astronomical telescope corollary equipment's technique and specifically relates to an astronomical telescope finder support is related to.

Background

Large telescopes are usually accompanied by small, low-power telescopes to help observers to find the celestial body position. The star finder is a refraction telescope specially used for visual star finding, is attached to a lens cone of a main telescope and is used for searching a celestial body to be observed, and has the function of guiding the celestial body to be observed to the center of a visual field of the main telescope. In order to quickly and accurately search celestial bodies with observation, the position of the finder mirror needs to be calibrated through the finder support, so that the optical axis of the finder mirror is parallel to the optical axis of the astronomical telescope, and the target observed by the finder mirror and the main mirror of the astronomical telescope is consistent.

At present, in a chinese utility model patent with the publication number CN201322823, an astronomical telescope finder support is disclosed, comprising a support body, wherein the upper part of the support body is provided with a containing part, the containing part is matched with the finder, an elastic fixing device is arranged in the containing part, the elastic fixing device is in press connection with the finder, the elastic fixing device comprises four elastic sheet clamping grooves and elastic sheets, the elastic sheet clamping grooves are arranged on the inner wall of the containing part, the elastic sheets are provided with a first folding edge and a second folding edge, the first folding edge is inserted into the elastic sheet clamping grooves, the second folding edge is in press connection with the finder, two elastic sheets are arranged at the front end of the containing part, and the other two elastic sheets are arranged at the rear; the accommodating part of the bracket also comprises two adjusting screw through holes which are respectively positioned at two ends of the accommodating part, and the mapping included angle of the two through holes on the end surface of the accommodating part is ninety degrees; the utility model discloses a labour saving and time saving when the calibration.

The above prior art solutions have the following drawbacks: the star finder support in the prior art cannot be adapted to star finders with different diameters, so that the problem of low adaptability of the star finder support is caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an astronomical telescope finder support solves the low problem of finder support suitability.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an astronomical telescope finder support, is including setting up the base on the astronomical telescope roof, the length direction of base is parallel with astronomical telescope's length direction, be equipped with the bearing bracket of bearing finder mirror on the roof of base, all be equipped with two relative supporting seats along its width direction on the roof at base both ends, be equipped with the anchor clamps that are used for the finder mirror of the different diameters of centre gripping on the roof of supporting seat, be equipped with the drive assembly who adjusts distance between anchor clamps on the roof of base.

Through adopting above-mentioned technical scheme, when utilizing this support to survey the celestial body, utilize the support bracket, make things convenient for the observation personnel will seek the planet mirror tentatively firm, utilize anchor clamps will seek the planet mirror further firm, carry on back mutually or move in opposite directions through two anchor clamps of drive assembly drive, anchor clamps can press from both sides the planet mirror of looking for of different diameters tightly to improve the suitability of this support.

The utility model discloses further set up to: the utility model discloses a star finder's structure, including anchor clamps, supporting seat, clamping block, semicircular bayonet socket, bayonet socket and star finder, anchor clamps include bracing piece and fixture block, the diapire of bracing piece is connected with the roof of supporting seat, the fixture block sets up on the relative lateral wall of two bracing pieces, inwards sunken being equipped with semicircular bayonet socket on the lateral wall of fixture block, the bayonet socket pegs graft with the star finder mutually, two be equipped with the T shape spout on the relative lateral wall of bracing piece, be equipped with on the lateral wall of fixture block and slide complex bead with the T shape spout, be close to two of star finder mesh survey end be equipped with the regulating part that is used for calibrating the star finder on the fixture block, keep.

By adopting the technical scheme, through the matching of the T-shaped sliding groove and the convex edge, observation personnel can conveniently replace the clamping block with the adaptive caliber according to the finder mirrors with different diameters, so that the adaptability of the support is ensured, the driving assembly is utilized to control the two supporting seats to slide oppositely to clamp the finder mirrors, and time and labor are saved when the worker adjusts the distance between the two supporting seats; the star finder is convenient for workers to calibrate when observing the celestial body by using the adjusting piece; the rubber pad is arranged, so that the static friction force between the star finder and the clamping block is increased, and the stability of the star finder in use is improved.

The utility model discloses further set up to: the adjusting piece comprises two screw rods, first threaded holes are formed in the side wall and the top wall of the clamping block, and one ends of the two screw rods, penetrating through the first threaded holes, are abutted to the cylinder wall of the star finder.

Through adopting above-mentioned technical scheme, set up first screw hole on the lateral wall of fixture block and roof, utilize the screw to calibrate the star finder mirror, because there are two fixture blocks on a set of anchor clamps, just have four screws on two fixture blocks, make things convenient for the observer to calibrate the position of star finder mirror from a plurality of positions.

The utility model discloses further set up to: the inner wall of the bayonet is provided with a bearing groove communicated with the first threaded hole, one end of the screw rod extending into the bayonet is provided with an elastic block, one end of the elastic block close to the screw rod is located in the bearing groove, and one end of the elastic block far away from the screw rod is abutted against the cylinder wall of the finder mirror.

Through adopting above-mentioned technical scheme, when inwards twisting the position of revolving the screw rod calibration finder mirror, the screw rod can scratch the outer wall of finder mirror, through setting up the elastic block, plays certain guard action to the finder mirror, and the gap when considering finder mirror and bayonet socket to peg graft is less, utilizes and accepts the groove, plays certain accommodation effect to the elastic block.

The utility model discloses further set up to: and a screw cap is arranged at one end of the screw rod, which is far away from the bayonet.

By adopting the technical scheme, in order to ensure that the observers have good experience when the screwing screw is calibrated, the screw cap is arranged, and the observers can conveniently screw the screw.

The utility model discloses further set up to: and a second threaded hole is formed in the side wall of the supporting rod, and a screw penetrates through the second threaded hole to be in threaded connection with the fixture block.

Through adopting above-mentioned technical scheme, realize spacing to the finder mirror horizontal direction through the fixture block, through the cooperation of screw and second screw hole, realize spacing to the vertical direction of finder mirror to guarantee the stability of finder mirror in the use.

The utility model discloses further set up to: drive assembly includes micro motor, micro motor sets up on the roof of base and with two supporting seats with arranging, the both sides of base roof upwards extend and are equipped with the baffle, micro motor's motor shaft is connected with two-way screw rod, two-way screw rod is kept away from micro motor's one end and is rotated and connect on the lateral wall of baffle, the length direction of two-way screw rod is perpendicular with the length direction of base, two-way screw rod's both ends are equipped with soon to opposite first screw thread and second screw thread, first screw thread is smooth with the disconnected part of second screw thread, two the supporting seat is threaded connection respectively on first screw thread and second screw thread, neighbouring two-way screw rod is equipped with the guide that is used for making two supporting seats stable sliding on the roof of base.

By adopting the technical scheme, a small and exquisite micro motor is used as a driving source, so that a larger space cannot be occupied on the base, and the lightness of the appearance of the bracket is kept; when an observer stably places the finder on the support bracket, the micro motor drives the two-way screw to rotate, and the two support seats slide back to back or oppositely under the action of the guide piece, so that the two clamping blocks can clamp the finder; through the cooperation of micro motor, two-way screw rod and guide, the workman labour saving and time saving when adjusting the distance of supporting seat.

The utility model discloses further set up to: the guide piece comprises two guide rods fixed on the base, the guide rods are connected between the two baffles, the length direction of the guide rods is parallel to that of the bidirectional screw, and the guide rods penetrate through the supporting seat.

Through adopting above-mentioned technical scheme, through the guide bar, play the effect of stabilizing the direction to two support pads to guarantee the stability of fixture block centre gripping finder mirror.

The utility model discloses further set up to: the shape of the longitudinal section of the bearing bracket is Y-shaped, the bearing bracket comprises a bearing rod and two limiting pieces connected to the top wall of the bearing rod, one of the limiting pieces is provided with an elastic rope on the top wall, the other limiting piece is provided with a sleeve frame on the top wall, and one end of the elastic rope close to the sleeve frame is provided with a drag hook.

Through adopting above-mentioned technical scheme, the bracket plays preliminary stable effect to the finder star mirror, and the observation personnel will find the star mirror steadily place the back on the bracket pole, through the cooperation of drag hook with the cover frame, make things convenient for the observation personnel further to stably place the finder star mirror on the bracket, are favorable to follow-up anchor clamps to carry out the centre gripping to the finder star mirror.

To sum up, the utility model discloses a beneficial technological effect does:

1. the adaptability is good: through the matching of the T-shaped sliding groove and the convex edge, observation personnel can conveniently replace the clamping blocks with different calibers according to the finder mirrors with different diameters, so that the adaptability of the support is improved;

2. time and labor are saved: the micro motor is used for driving the bidirectional screw to rotate, and the two supporting seats move in the opposite direction or in the opposite direction under the action of the guide rod, so that the star finder is clamped by the clamping block, and an observer can save time and labor when adjusting the distance between the two supporting seats; when an observer needs to calibrate the finder mirror, the screw is conveniently screwed by the observer through the screw cap, so that the observer is time-saving and labor-saving in calibrating the finder mirror;

3. the stability is good: the side wall of the clamping block, which is far away from the visual measurement end of the star finder, is provided with the rubber pad, so that the static friction force between the star finder and the clamping block is favorably increased, and the stability of the star finder in use is improved; after the observer slides the fixture block into the T-shaped sliding groove, the screw penetrates through the second threaded hole, the fixture block is limited in the horizontal direction, and therefore the stability of the finder mirror in the using process is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

FIG. 2 is a schematic structural view of a support bracket for embodying the present embodiment.

Fig. 3 is a schematic structural view for embodying the clamp and the adjusting member in the present embodiment.

Fig. 4 is a schematic structural view for embodying the driving assembly in the present embodiment.

In the figure, 1, a base; 2. a support bracket; 21. a support rod; 22. a limiting sheet; 23. a lug; 24. a connecting rod; 25. an elastic cord; 26. sleeving a frame; 27. pulling a hook; 3. a supporting seat; 4. a star finder; 5. a clamp; 51. a support bar; 511. a second threaded hole; 512. a screw; 52. a clamping block; 521. a bayonet; 5211. a rubber pad; 6. a drive assembly; 61. a micro motor; 62. a bidirectional screw; 621. a first thread; 622. a second thread; 63. a baffle plate; 7. a T-shaped chute; 8. a rib; 9. an adjustment member; 91. a screw; 10. a first threaded hole; 11. a receiving groove; 12. an elastic block; 13. screwing a cover; 14. a guide member; 141. a guide rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an astronomical telescope finder support, solve the low problem of finder support suitability, this support is including setting up base 1 on the astronomical telescope roof, the length direction of base 1 is parallel with the length direction of astronomical telescope, be equipped with support bracket 2 on the roof of base 1, the shape of the longitudinal section of support bracket 2 is the Y font, support bracket 2 includes support rod 21 and two longitudinal section's shape is curved spacing piece 22, the diapire of two spacing pieces 22 is connected with the roof of support rod 21, be equipped with two relative lugs 23 on the roof of one of them spacing piece 22, be connected with connecting rod 24 between two lugs 23, be equipped with the elastic rope 25 that the cross-section is rectangle on the connecting rod 24, be equipped with jacket frame 26 on the roof of another spacing piece 22, the one end that elastic rope 25 is close to jacket frame 26 is equipped with drag hook 27; two opposite supporting seats 3 are arranged on the top walls of two ends of the base 1 along the width direction of the top walls, clamps 5 for clamping finder mirrors 4 with different diameters are arranged on the top walls of the supporting seats 3, and a driving assembly 6 for adjusting the distance between the clamps 5 is arranged on the top wall of the base 1; observation personnel before the observation, steadily place finder 4 on support bracket 2 earlier, under the effect of elasticity rope 25, articulate drag hook 27 in cover frame 26 to the realization is to the preliminary fixed of finder 4, and observation personnel recycles drive assembly 6 drive two supporting seats 3 and move in opposite directions or back of the body mutually, makes two anchor clamps 5 centre gripping finder 4, and through drive assembly 6 and anchor clamps 5's cooperation, but the finder 4 of the different diameters of this support adaptation.

Referring to fig. 3, the fixture 5 includes a support rod 51 and a fixture block 52, the bottom wall of the support rod 51 is connected with the top wall of the support base 3, T-shaped sliding grooves 7 are formed in the opposite side walls of the two support rods 51, the sliding length of the fixture block 52 is equal to the length of the T-shaped sliding grooves, protruding ribs 8 matched with the T-shaped sliding grooves 7 are formed in the side walls of the fixture block 52, and second threaded holes 511 are formed in the side walls of the support rods 51; the side wall of the fixture block 52 is provided with a semicircular bayonet 521 in an inward concave manner, the two fixture blocks 52 close to the eye-measuring end of the finder mirror 4 are provided with adjusting parts 9, and the inner walls of the two bayonet 521 far away from the eye-measuring end of the finder mirror 4 are provided with rubber pads 5211 (figure 1) which play a role in stabilizing the finder mirror 4 (figure 1); when the observer installs the fixture block 52 on the finder mirror 4 with different diameters, the fixture block 52 slides downwards from the top wall of the support rod 51 to the end of the T-shaped chute 7, the screw 512 penetrates through the second threaded hole 511 to be in threaded connection with the fixture block 52, the fixture block 52 is further fixed, the operation is simple and convenient, and when the two bayonets 521 are connected with the finder mirror 4 in a clamping manner, the observer calibrates the finder mirror 4 by using the adjusting part 9.

Referring to fig. 3, the adjusting part 9 includes two screws 91, the side wall and the top wall of the fixture block 52 are both provided with first threaded holes 10, one ends of the two screws 91 extending out of the first threaded holes 10 are provided with screw caps 13, one ends of the two screws 91 penetrating through the first threaded holes 10 are connected with elastic blocks 12, the elastic blocks 12 are cylindrical, the inner wall of the bayonet 521 is provided with receiving grooves 11 communicated with the first threaded holes 10, one ends of the elastic blocks 12 close to the screws 91 are located in the receiving grooves 11, one ends of the elastic blocks 12 far away from the screws 91 are abutted against the cylinder wall of the finder mirror 4 (fig. 1), and the elastic blocks 12 are utilized to protect the cylinder wall of the finder mirror 4 to prevent scraping; when an observer clamps the finder mirror 4 by using the fixture block 52, the rotary cover 13 is screwed, and the finder mirror 4 is calibrated simply and conveniently; and four screws 91 are arranged on one group of fixture blocks 52, so that the finder mirror 4 can be conveniently calibrated in multiple directions by a tester.

Referring to fig. 4, the driving assembly 6 includes a micro motor 61, the micro motor 61 is disposed on the top wall of the base 1 and is in the same row with the two supporting seats 3, two sides of the top wall of the base 1 extend upward to form a baffle 63, a motor shaft of the micro motor 61 is connected with a bidirectional screw 62, one end of the bidirectional screw 62, which is far away from the micro motor 61, is rotatably connected to a side wall of the baffle 63, the length direction of the bidirectional screw 62 is perpendicular to the length direction of the base 1, two ends of the bidirectional screw 62 are provided with a first thread 621 and a second thread 622 with opposite rotation directions, the unconnected part of the first thread 621 and the second thread 622 is smooth, the two supporting seats 3 are respectively in threaded connection with the first thread 621 and the second thread 622, and the base 1 is provided with a guiding element 14; the guide member 14 includes two guide rods 141, the length direction of the two guide rods 141 is parallel to the length direction of the two-way screw 62, the two guide rods 141 are connected between the two baffles 63, and the two guide rods 141 pass through the support base 3; when the observer needs to further stabilize the finder mirror 4 (fig. 1), the micro motor 61 is used to drive the bidirectional screw 62 to rotate, and under the stable guiding action of the guide rod 141, the two supporting seats 3 slide in the opposite direction or in the opposite direction, so that the two clamping blocks 52 can clamp the finder mirror 4, thereby saving time and labor when the observer adjusts the distance between the two supporting seats 3.

The implementation principle of the embodiment is as follows: before observation, an observer stably places the finder 4 on the support bracket 2, and winds the elastic rope 25 around the finder 4, so that the draw hook 27 is hooked in the sleeve frame 26, and the stability of the finder 4 is ensured; in an initial state, the two supporting seats 3 are far away from each other, an observer slides and installs the clamping blocks 52 with adaptive calibers on the side walls of the supporting rods 51 according to the diameter of the finder mirror 4, and then drives the two-way screw 62 to rotate by using the micro motor 61, so that the two supporting seats 3 slide and move along the guide rod 141 in opposite directions until the two clamping blocks 52 are clamped, the finder mirror 4 can be clamped, and then the rotary cover 13 is screwed, so that the observer can conveniently calibrate the finder mirror 4; the utility model discloses the adaptation has good suitability in the finder 4 of different diameters.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an astronomical telescope finder support which characterized in that: including setting up base (1) on the astronomical telescope roof, the length direction of base (1) is parallel with the length direction of astronomical telescope, be equipped with support bracket (2) of bearing star finder (4) on the roof of base (1), all be equipped with two relative supporting seats (3) along its width direction on the roof at base (1) both ends, be equipped with anchor clamps (5) that are used for the star finder (4) of the different diameters of centre gripping on the roof of supporting seat (3), be equipped with drive assembly (6) of adjusting distance between anchor clamps (5) on the roof of base (1).

2. The astronomical telescope finder mount of claim 1, wherein: anchor clamps (5) are including bracing piece (51) and fixture block (52), the diapire of bracing piece (51) is connected with the roof of supporting seat (3), fixture block (52) set up on the relative lateral wall of two bracing pieces (51), inwards sunken semicircular bayonet socket (521) that is equipped with on the lateral wall of fixture block (52), bayonet socket (521) are pegged graft mutually with hunter mirror (4), two be equipped with T shape spout (7) on the relative lateral wall of bracing piece (51), be equipped with on the lateral wall of fixture block (52) and slide complex bead (8) with T shape spout (7), be close to two of hunter mirror (4) mesh end be equipped with on fixture block (52) and be used for calibrating regulating part (9) of hunter mirror (4), keep away from two of hunter mirror (4) mesh end be equipped with rubber pad (5211) on the inner wall of bayonet socket (521).

3. The astronomical telescope finder mount according to claim 2, wherein: the adjusting piece (9) comprises two screw rods (91), first threaded holes (10) are formed in the side wall and the top wall of the clamping block (52), and one end, penetrating through the first threaded holes (10), of each of the two screw rods (91) abuts against the cylinder wall of the finder mirror (4).

4. The astronomical telescope finder mount of claim 3, wherein: the inner wall of the bayonet (521) is provided with a bearing groove (11) communicated with the first threaded hole (10), one end of the screw rod (91) extending into the bayonet is provided with an elastic block (12), one end of the elastic block (12) close to the screw rod (91) is located in the bearing groove (11), and one end, far away from the screw rod (91), of the elastic block (12) is abutted to the wall of the finder mirror (4).

5. The astronomical telescope finder mount of claim 4, wherein: and a screw cap (13) is arranged at one end of the screw rod (91) far away from the bayonet (521).

6. The astronomical telescope finder mount according to claim 2, wherein: the side wall of the supporting rod (51) is provided with a second threaded hole (511), and a screw (512) penetrates through the second threaded hole (511) to be in threaded connection with the fixture block (52).

7. The astronomical telescope finder mount of claim 1, wherein: drive assembly (6) includes micro motor (61), micro motor (61) set up on the roof of base (1) and with two support seat (3) with arranging, the both sides of base (1) roof upwards extend and are equipped with baffle (63), the motor shaft of micro motor (61) is connected with two-way screw rod (62), the one end rotation that micro motor (61) were kept away from in two-way screw rod (62) is connected on the lateral wall of baffle (63), the length direction of two-way screw rod (62) is perpendicular with the length direction of base (1), the both ends of two-way screw rod (62) are equipped with first screw thread (621) and second screw thread (622) that revolve to opposite, first screw thread (621) are smooth with the disconnected part of second screw thread (622), two threaded connection is on first screw thread (621) and second screw thread (622) respectively in support seat (3), the top wall of the base (1) is provided with a guide piece (14) which is adjacent to the two-way screw (62) and used for enabling the two supporting seats (3) to stably slide.

8. The astronomical telescope finder mount of claim 7, wherein: the guide piece (14) comprises two guide rods (141) fixed on the base (1), the guide rods (141) are connected between the two baffles (63), the length direction of the guide rods (141) is parallel to the length direction of the bidirectional screw (62), and the guide rods (141) penetrate through the supporting seat (3).

9. The astronomical telescope finder mount of claim 1, wherein: the shape of the longitudinal section of the support bracket (2) is Y-shaped, the support bracket (2) comprises a support rod (21) and two limiting pieces (22) connected to the top wall of the support rod (21), one of the limiting pieces is provided with an elastic rope (25) on the top wall of the limiting pieces (22), the other limiting piece is provided with a sleeve frame (26) on the top wall of the limiting pieces (22), and one end, close to the sleeve frame (26), of the elastic rope (25) is provided with a drag hook (27).