CN213948502U

CN213948502U - Photoelectric detector moving platform

Info

Publication number: CN213948502U
Application number: CN202023216578.0U
Authority: CN
Inventors: 张见; 赵东; 刘朝阳; 杨成东; 陶旭; 李晨; 于庆南; 李晖; 裴晓芳; 巫君杰
Original assignee: Binjiang College of Nanjing University of Information Engineering
Current assignee: Binjiang College of Nanjing University of Information Engineering
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-08-13
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to a photoelectric detector moving platform, wherein, but a height-adjusting's universal wheel is respectively installed to base bottom surface four corners position. The base up end fixed mounting has electric putter, and mount pad bottom intermediate position rotates with the electric putter upper end to be connected, and terminal surface an organic whole is provided with first retaining ring under the mount pad, and first retaining ring cover is on electric putter. The electric push rod is further sleeved with a second positioning ring, two opposite sliding blocks are integrally arranged in the second positioning ring, two vertical sliding grooves are correspondingly clamped on the outer side surface of the electric push rod, a spring is fixed at the bottom of each sliding groove, and the sliding blocks are in sliding fit with the corresponding sliding grooves and press the upper ends of the corresponding springs. The lower end of the first positioning ring is meshed with the upper end of the second positioning ring. The utility model discloses a moving platform can adjust detector to horizontality fast, realizes the quick adjustment of detector detection direction, has improved the work efficiency when measuring.

Description

Photoelectric detector moving platform

Technical Field

The utility model belongs to the technical field of photoelectric detection, concretely relates to photoelectric detector moving platform.

Background

The photoelectric detector has wide application in military and civil fields, and the principle is that the conductivity of an irradiated material is changed due to radiation, and the photoelectric detector is mainly used for ray measurement and detection, industrial automatic control, photometric measurement and the like in visible light or near infrared bands. The traditional measuring instrument needs a measuring person to install the detector on the support to calibrate and measure each measuring point, the existing photoelectric detector is still uneven on the ground in the use environment, the photoelectric detector may be in an inclined state to measure, or the mounting support needs to be adjusted repeatedly to a horizontal state, when multi-direction measurement is carried out, the existing mounting support cannot be used for quickly carrying out horizontal adjustment and fixing the measuring direction of the detector, and the working efficiency of the measuring person is influenced.

Disclosure of Invention

To the problem pointed out in the above-mentioned background art, the utility model provides a but quick adjustment level and detector measuring direction's photoelectric detector moving platform.

The utility model discloses the technical scheme who adopts does:

a photoelectric detector moving platform comprises a base and a mounting seat for fixing a detector, wherein four corners of the bottom surface of the base are respectively provided with a universal wheel with adjustable height; an electric push rod is fixedly arranged on the upper end face of the base, the middle position of the bottom of the mounting seat is rotatably connected with the upper end of the electric push rod, a first positioning ring is integrally arranged on the lower end face of the mounting seat, the lower end of the first positioning ring is in a sawtooth shape, and the first positioning ring is sleeved on the electric push rod; the electric push rod is also sleeved with a second positioning ring, the upper end of the second positioning ring is in a sawtooth shape matched with the first positioning ring, two opposite sliding blocks are integrally arranged in the second positioning ring, two vertical sliding grooves are correspondingly formed in the outer side surface of the electric push rod, a spring is fixed at the bottom of each sliding groove, and the sliding blocks are in sliding fit with the corresponding sliding grooves and press the upper ends of the corresponding springs; the lower end of the first positioning ring is meshed with the upper end of the second positioning ring.

Furthermore, a screw rod is arranged at the top of the universal wheel, a screw hole matched with the screw rod is formed in the position, corresponding to the universal wheel, of the lower end surface of the base, and the screw rod is screwed in the screw hole; the screw rod outside threaded connection has the internal thread cover, internal thread cover upper end an organic whole is provided with the round snap ring, the screw bottom be provided with the internal thread cover with snap ring assorted draw-in groove, the internal thread cover with the snap ring rotationally sets up in the draw-in groove.

Further, the sliding block is in clearance fit with the sliding groove.

Furthermore, a first cavity is formed in the upper end face of the base, the electric push rod is embedded in the first cavity, and a telescopic rod of the electric push rod extends upwards.

Furthermore, the upper part of the mounting seat is open, a second cavity is arranged in the mounting seat, the height of the second cavity is not more than that of a probe head on the detector, and a clamping block is arranged in the second cavity in a sliding manner; and a bolt is connected to one side of the mounting seat through threads, penetrates into the second cavity from outside to inside and props against the clamping block, and the detector is arranged in the second cavity and is fixed with the clamping block through the bolt.

Furthermore, guide grooves are symmetrically formed in two sides of the second cavity, guide blocks matched with the guide grooves are integrally arranged at two ends of the clamping block, and the guide blocks are in sliding fit with the corresponding guide grooves.

Furthermore, a push rod for pushing the moving platform is installed on the upper end face of the base.

Furthermore, a placing hole is formed in the upper end face of the base, the placing hole and the push rod are both of a table body structure with a wide bottom and a narrow top, the push rod is arranged in the placing hole in a sliding mode, and the upper end of the push rod is exposed; the lower end of the push rod is in interference fit with the upper end of the placing hole.

The beneficial effects of the utility model reside in that:

the utility model discloses a moving platform bottom universal wheel height-adjustable to can adjust detector to the horizontality fast, grasp the second holding ring and push down rotatable mount pad, loosen the second holding ring after, two holding rings are engaged with again, realize the quick adjustment of detector detection direction, improve the work efficiency when measuring.

Drawings

Fig. 1 is a schematic structural diagram of a moving platform of a photoelectric detector according to the present invention;

FIG. 2 is a top view of the mount;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a schematic view of a second positioning ring and a power push rod;

reference numerals: 1-base, 101-clamping groove, 102-first cavity, 103-placing hole, 2-screw rod, 3-universal wheel, 4-internal thread sleeve, 401-snap ring, 5-electric push rod, 501-sliding groove, 6-mounting seat, 601-second cavity, 602-guide groove, 7-first positioning ring, 8-second positioning ring, 801-sliding block, 9-spring, 10-detector, 11-bolt, 12-clamping block, 1201-guide block and 13-push rod.

Detailed Description

The following describes the moving platform of the photodetector according to the present invention in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 4, a moving platform for a photoelectric detector comprises a base 1 and a mounting base 6 for fixing a detector 10, wherein four corners of the bottom surface of the base 1 are respectively provided with a universal wheel 3 with adjustable height. The upper end face of the base 1 is fixedly provided with an electric push rod 5, the middle position of the bottom of the mounting seat 6 is connected with the upper end of the electric push rod 5 in a rotating mode, a first positioning ring 7 is integrally arranged on the lower end face of the mounting seat 6, the lower end of the first positioning ring 7 is in a sawtooth shape, and the first positioning ring 7 is sleeved on the electric push rod 5. The electric push rod 5 is further sleeved with a second positioning ring 8, the upper end of the second positioning ring 8 is in a sawtooth shape matched with the first positioning ring 7, two opposite sliding blocks 801 are integrally arranged in the second positioning ring 8, two vertical sliding grooves 501 are correspondingly formed in the outer side face of the electric push rod 5, a spring 9 is fixed at the bottom of each sliding groove 501, and the sliding blocks 801 are in sliding fit with the corresponding sliding grooves 501 and press the upper ends of the corresponding springs 9. The lower end of the first retaining ring 7 engages the upper end of the second retaining ring 8.

The slide 801 is in clearance fit with the slide 501. This arrangement prevents the second retaining ring 8 from rotating about the power putter 5 and thereby affecting the directional fixation of the detector 10.

The upper end face of the base 1 is provided with a first cavity 102, the electric push rod 5 is embedded in the first cavity 102, and the telescopic rod of the electric push rod 5 extends upwards. Set up like this and conveniently accomodate electric putter 5, can reduce the height of above-mentioned device when the transportation, practice thrift the space and conveniently place.

Specifically, the top of the universal wheel 3 is provided with a screw rod 2, a screw hole matched with the screw rod 2 is formed in the position, corresponding to the universal wheel 3, of the lower end face of the base 1, and the screw rod 2 is screwed in the screw hole. The outer side of the screw rod 2 is in threaded connection with an internal thread sleeve 4, the upper end of the internal thread sleeve 4 is integrally provided with a circle of clamping ring 401, the bottom of the screw hole is provided with a clamping groove 101 matched with the internal thread sleeve 4 and the clamping ring 401, and the internal thread sleeve 4 and the clamping ring 401 are rotatably arranged in the clamping groove 101.

The upper part of the mounting seat 6 is open, a second cavity 601 is arranged in the mounting seat, the height of the second cavity 601 does not exceed the height of a probe head on the detector 10, and a clamping block 12 is arranged in the second cavity 601 in a sliding mode. A bolt 11 is connected to one side of the mounting seat 6 through threads, the bolt 11 penetrates into the second cavity 601 from outside to inside to support the clamping block 12, and the detector 10 is arranged in the second cavity 601 and fixed through the bolt 11 and the clamping block 12. The arrangement can realize the installation of the detector 10 by utilizing the inner wall of the second cavity 601 and the clamping block 12, and improve the installation efficiency of the detector 10.

In addition, guide grooves 602 are symmetrically formed in two sides of the second cavity 601, adaptive guide blocks 1201 are integrally formed at two ends of the clamping block 12, and the guide blocks 1201 are in sliding fit with the corresponding guide grooves 602. The arrangement is convenient for the clamping block 12 to slide in the second cavity 601 in a reciprocating manner, and the clamping block 12 is prevented from being inclined when clamped to affect installation.

As the improvement of the scheme, a push rod 13 for pushing the moving platform is arranged on the upper end surface of the base 1. The upper end face of the base 1 is provided with a placing hole 103, the placing hole 103 and the push rod 13 are both of a platform body structure with a wide lower part and a narrow upper part, the push rod 13 is arranged in the placing hole 103 in a sliding mode, and the upper end of the push rod 13 is exposed. Push rod 13 lower extreme and place hole 103 upper end interference fit, the convenience is fixed push rod 13, and the gripping push rod 13 of being convenient for removes, only need apply decurrent pressure alright with accomodate push rod 13 to push rod 13 when unmovable, easy operation facilitates the use. Accomodate push rod 13 and can practice thrift the space when the transportation and conveniently place, can avoid push rod 13 to influence the normal measurement of detector 10 simultaneously.

During the use, fix detector 10 on mount pad 6, hold push rod 13 and remove detector 10 to measuring the place through universal wheel 3, when measuring the place unevenness and lead to detector 10 to incline, rotate the internal thread cover 4 of slope one side, internal thread cover 4 is fixed with base 1 through snap ring 401, has realized that screw rod 2 stretches out and draws back and drives universal wheel 3 lift, adjusts detector 10 to the horizontality through lift universal wheel 3.

When different directions need to be measured, the second positioning ring 8 is held by one hand to slide downwards, the first positioning ring 7 and the second positioning ring 8 are completely separated by overcoming the elastic force of the spring 9, the mounting seat 6 is rotated by the other hand to drive the detector 10 to rotate, and when a detection head of the detector 10 is aligned to a new detection position, the second positioning ring 8 is released to reset the second positioning ring 8 through the spring 9, so that the mounting seat 6 is fixed.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A photoelectric detector moving platform is characterized by comprising a base (1) and a mounting seat (6) for fixing a detector (10), wherein four corners of the bottom surface of the base (1) are respectively provided with a universal wheel (3) with adjustable height; an electric push rod (5) is fixedly installed on the upper end face of the base (1), the middle position of the bottom of the installation seat (6) is rotatably connected with the upper end of the electric push rod (5), a first positioning ring (7) is integrally arranged on the lower end face of the installation seat (6), the lower end of the first positioning ring (7) is in a sawtooth shape, and the electric push rod (5) is sleeved with the first positioning ring (7); a second positioning ring (8) is further sleeved on the electric push rod (5), the upper end of the second positioning ring (8) is in a sawtooth shape matched with the first positioning ring (7), two opposite sliding blocks (801) are integrally arranged in the second positioning ring (8), two vertical sliding chutes (501) are correspondingly formed in the outer side surface of the electric push rod (5), a spring (9) is fixed at the bottom of each sliding chute (501), and the sliding blocks (801) are in sliding fit with the corresponding sliding chutes (501) and press the upper ends of the corresponding springs (9); the lower end of the first positioning ring (7) is engaged with the upper end of the second positioning ring (8).

2. The photodetector moving platform according to claim 1, wherein a screw (2) is disposed on the top of the universal wheel (3), a screw hole adapted to the screw (2) is disposed on the lower end surface of the base (1) corresponding to the universal wheel (3), and the screw (2) is screwed into the screw hole; screw rod (2) outside threaded connection has internal thread cover (4), and internal thread cover (4) upper end an organic whole is provided with round snap ring (401), the screw bottom be provided with internal thread cover (4) and snap ring (401) assorted draw-in groove (101), internal thread cover (4) and snap ring (401) rotationally set up in draw-in groove (101).

3. The photodetector motion stage of claim 1, wherein the slider (801) is in clearance fit with the runner (501).

4. The photodetector moving platform according to claim 1, wherein a first cavity (102) is formed on an upper end surface of the base (1), the electric push rod (5) is embedded in the first cavity (102), and a telescopic rod of the electric push rod (5) extends upwards.

5. The photodetector moving platform according to claim 1, wherein the upper part of the mounting seat (6) is open, a second cavity (601) is arranged in the mounting seat, the height of the second cavity (601) does not exceed the height of a detecting head on the detector (10), and a clamping block (12) is arranged in the second cavity (601) in a sliding manner; one side of the mounting seat (6) is in threaded connection with a bolt (11), the bolt (11) penetrates into the second cavity (601) from outside to inside to prop against the clamping block (12), and the detector (10) is arranged in the second cavity (601) and fixed with the clamping block (12) through the bolt (11).

6. The photodetector moving platform according to claim 5, wherein guide grooves (602) are symmetrically formed in two sides of the second cavity (601), adaptive guide blocks (1201) are integrally formed at two ends of the clamping block (12), and the guide blocks (1201) are in sliding fit with the corresponding guide grooves (602).

7. The photodetector mobile platform according to any one of claims 1 to 6, characterized in that a push rod (13) for pushing the mobile platform is installed on the upper end surface of the base (1).

8. The photodetector moving platform according to claim 7, wherein a placing hole (103) is formed in the upper end surface of the base (1), the placing hole (103) and the push rod (13) are both in a platform structure with a wide bottom and a narrow top, the push rod (13) is slidably disposed in the placing hole (103), and the upper end of the push rod (13) is exposed; the lower end of the push rod (13) is in interference fit with the upper end of the placing hole (103).