CN210923402U

CN210923402U - Laser test light source fixing device

Info

Publication number: CN210923402U
Application number: CN201921543425.1U
Authority: CN
Inventors: 温高森; 李胜红; 曾晶霞; 李国辉
Original assignee: Suzhou Baichuangda Environmental Protection Technology Co ltd
Current assignee: Suzhou Baichuangda Environmental Protection Technology Co ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-07-03
Anticipated expiration: 2029-09-17
Also published as: JP3224508U

Abstract

The utility model relates to an air particulate matter detects technical field, specifically is a laser test light source fixing device, has set up fixing base and chucking lid, and the circular arc concave surface has all been seted up to one side that fixing base and chucking lid laminated each other, and the fixing base passes through guiding hole and gib block and chucking lid sliding connection. Meanwhile, a plurality of limiting holes are formed in the surface of the guide strip, sliding holes are formed in the two sides of the clamping cover, limiting pins are inserted into the sliding holes, a pull rod is fixedly connected to one end of each limiting pin, sliding columns are designed on the two sides of the pull rod, and one ends of the sliding columns, which penetrate through the limiting grooves, are connected with reset springs. The use only needs to place laser test light source in the circular arc concave surface in the fixing base, then buckles the chucking lid, and the spacer pin is automatic card income spacing downthehole realization fixed under reset spring's pulling, only need when opening the pulling rod extract the spacer pin can, installation dismouting operation, it is both convenient and soft.

Description

Laser test light source fixing device

Technical Field

The utility model relates to an air particulate matter detects technical field, specifically is a laser test light source fixing device.

Background

Dust in the air, especially fine dust, can seriously threaten the health of human bodies, and dust detection is also the key point of air detection at present. The light scattering technology is one of the main methods of dust concentration in the detection air, adopts the laser source as the light source of surveying the dust often, and in the laboratory, cylindric semiconductor laser test light source is often used, in the test, need to fix the test light source strictly in the settlement position, and the deviation can not take place in the experiment in the light source axle center, otherwise, in time slight removal deviation all can influence the test result, and the device of fixed laser test light source at present is the fixed metal ferrule of nut more, and this kind of fixing device has following problem:

(1) the nut needs to be screwed for fixing and disassembling, so that the device is too mechanized, not convenient and flexible enough, and the efficiency of field installation and disassembly can be influenced;

(2) the metal pipe hoop directly contacts with the metal laser test light source, slight vibration generated by the experiment platform can be directly transmitted to the laser test light source, the vibration can cause deviation of the axis of the light source, and finally the test result is directly influenced to generate errors.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a laser test light source fixing device through setting up fixing base and chucking lid and traveller and reset spring, can realize quick assembly disassembly, can alleviate vibrations through the design of damping spring with the rubber pad, has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a laser test light source fixing device, includes the base, the fixedly connected with telescopic link is located at the center of base top surface, the one end fixedly connected with fixing base of base is kept away from to the telescopic link, four perpendicular gibs of four corners fixedly connected with of fixing base top surface, a plurality of spacing holes have been seted up on the surface of perpendicular gib, the upper portion of fixing base is provided with the chucking lid, the guiding hole has been seted up on the vertical direction in chucking lid four corners, the slide opening has all been seted up to the both sides of chucking lid, the inside of slide opening is pegged graft and is had the spacer pin, the one end fixedly connected with pull rod of spacer pin, the side design of pull rod has the traveller, fixedly connected with reset spring on. The arc concave surface has all been seted up to one side that fixing base and chucking lid laminated each other, a plurality of spring grooves have been seted up on the surface of arc concave surface, and is a plurality of the equal fixedly connected with damping spring in inside in spring groove, damping spring leaves the one end fixedly connected with rubber pad in spring groove.

Optionally, both sides of the clamping cover are designed with limiting grooves, the sliding columns penetrate through the limiting grooves, and the sliding columns can slide in the limiting grooves.

Optionally, the position of the guide hole corresponds to the position of the guide strip, the size of the guide hole is matched with the size of the guide strip, and the guide hole is slidably connected with the guide strip

Optionally, the sliding hole is vertically communicated with the guide hole.

Optionally, the clamping cover is slidably connected to the fixing seat through a guide hole and a guide strip.

Optionally, the position of the limiting pin corresponds to the position of the limiting hole, and the size of the limiting pin is matched with the size of the limiting hole.

Optionally, the number of the pull rods is two, and the two pull rods are located on two sides of the clamping cover, four sliding columns are designed on two sides of each pull rod, and the four sliding columns correspond to each other in position. One end fixedly connected with reset spring behind the traveller runs through the spacing groove, connect on a reset spring between two travelers of symmetry, reset spring has two.

(III) advantageous effects

The utility model provides a laser test light source fixing device possesses following beneficial effect:

1. the fixing base and the clamping cover are arranged, the arc concave surfaces are arranged on one sides of the fixing base and the clamping cover which are mutually attached, and the fixing base is connected with the clamping cover in a sliding mode through the guide holes and the guide strips. Meanwhile, a plurality of limiting holes are formed in the surface of the guide strip, sliding holes are formed in the two sides of the clamping cover, limiting pins are inserted into the sliding holes, a pull rod is fixedly connected to one end of each limiting pin, sliding columns are designed on the two sides of the pull rod, and one ends of the sliding columns, which penetrate through the limiting grooves, are connected with reset springs. The use only needs to place laser test light source in the circular arc concave surface in the fixing base, then buckles the chucking lid, and the spacer pin is automatic card income spacing downthehole realization fixed under reset spring's pulling, only need when opening the pulling rod extract the spacer pin can, installation dismouting operation, it is both convenient and soft.

2. This device has seted up a plurality of spring grooves on the circular arc concave surface of fixing base and chucking lid, the equal fixedly connected with damping spring in inside in a plurality of spring grooves, damping spring keeps away from the one end fixedly connected with rubber pad in spring groove, in two circular arc concave surfaces from top to bottom, press from both sides through damping spring and rubber pad and fix laser test light source, the direct contact of similar ferrule and metal laser test light source has been eliminated, vibrations on the experiment platform can be imitated through damping spring and rubber pad and weaken, the vibrations that significantly reduce are to the image of laser test light source axle center deviation, because the light source rocks the error that leads to when can effectively reduce the experiment test.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the fixing base and the clamping cover of the present invention;

FIG. 3 is a schematic front view of the fixing base and the clamping cover of the present invention;

fig. 4 is a schematic top view of the clamping cover of the present invention.

In the figure: 1-base, 2-telescopic rod, 3-fixing seat, 4-guide strip, 5-clamping cover, 6-pull rod, 7-slide hole, 8-limit pin, 9-limit hole, 10-spring groove, 11-damping spring, 12-rubber pad, 13-slide column, 14-limit groove, 15-reset spring, 16-guide hole and 17-arc concave surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Please refer to fig. 1 to 4, which illustrate a technical solution of the present invention: : the utility model provides a laser test light source fixing device, the on-line screen storage device comprises a base 1, the fixedly connected with telescopic link 2 of center department of base 1 top surface, base 1's one end fixedly connected with fixing base 3 is kept away from to telescopic link 2, four perpendicular gibs 4 of four corners fixedly connected with of 3 top surfaces of fixing base, a plurality of spacing holes 9 have been seted up on the surface of perpendicular gib block 4, the upper portion of fixing base 3 is provided with chucking lid 5, guiding hole 16 has been seted up on the vertical direction in 5 four corners of chucking lid, sliding hole 7 has all been seted up to chucking lid 5's both sides, the inside of sliding hole 7 is pegged graft and is had spacer pin 8, the one end fixedly connected with pull rod 6 of spacer pin 8, the side design of pull rod. Circular arc concave surface 17 has all been seted up to one side that fixing base 3 and chucking lid 5 laminated each other, and a plurality of spring groove 10 have been seted up on the surface of circular arc concave surface 17, the equal fixedly connected with damping spring 11 in inside of a plurality of spring groove 10, and damping spring 11 keeps away from the one end fixedly connected with rubber pad 12 of spring groove 10.

As an optimal technical solution of the utility model:

both sides of the clamping cover 5 are provided with limit grooves 14, the sliding column 13 penetrates through the limit grooves 14, the sliding column 13 can slide in the limit grooves 14, and the limit pin 8 can be prevented from falling off the sliding hole 7 through the limit of the limit grooves 14.

As an optimal technical solution of the utility model:

the position of the guide hole 16 corresponds to the position of the guide strip 4, the size of the guide hole 16 is matched with the size of the guide strip 4, and the guide hole 16 is connected with the guide strip 4 in a sliding mode.

As an optimal technical solution of the utility model:

the sliding hole 7 is vertically communicated with the guide hole 16, and the limit pin 8 can be transversely inserted into the guide hole 16 through the sliding hole 7.

As an optimal technical solution of the utility model:

the clamping cover 5 is connected with the fixing seat 3 in a sliding mode through the guide hole 16 and the guide strip 4, so that the clamping cover 5 can be in butt joint with the fixing seat 3 quickly, and the clamping cover is convenient to install, disassemble, assemble and adjust.

As an optimal technical solution of the utility model:

the position of the limiting pin 8 corresponds to the position of the limiting hole 9, the size of the limiting pin 8 is matched with the size of the limiting hole 9, the limiting pin 8 can be clamped into the limiting hole 9 to limit the position of the clamping cover block 5, and the clamping cover 5 is fixed.

As an optimal technical solution of the utility model:

two pull rods 6 are symmetrically arranged and located on two sides of the clamping cover 5, four sliding columns 13 are arranged on two sides of each pull rod 6, and the positions of the four sliding columns 13 correspond to each other. One end of each sliding column 13 after penetrating through the limiting groove 14 is fixedly connected with a return spring 15, two symmetrical sliding columns 13 are connected to one return spring 15, and the number of the return springs 15 is two. The user can follow both sides and come the pulling spacer pin 8 through pulling pull rod 6, again because reset spring 15's pulling force, spacer pin 8 can automatic re-setting, easy to assemble, dismouting and adjustment.

In conclusion, this laser test light source fixing device has set up fixing base 3 and chucking lid 5, and circular arc concave surface 17 has all been seted up to one side that fixing base 3 and chucking lid 5 laminated each other, and fixing base 3 passes through guiding hole 16 and gib block 4 and chucking lid 5 sliding connection. Meanwhile, a plurality of limiting holes 9 are formed in the surface of the guide strip 4, sliding holes 7 are formed in the two sides of the clamping cover 5, limiting pins 8 are inserted into the sliding holes 7, one ends of the limiting pins 8 are fixedly connected with pull rods 6, sliding columns 13 are designed on the two sides of the pull rods 6, and one ends of the sliding columns 13, penetrating through the limiting grooves 14, are connected with return springs 15. The laser testing light source is placed in the arc concave surface 17 in the fixing seat 3 when the laser testing light source is used, then the clamping cover 5 is buckled, the limiting pin 8 is automatically clamped into the limiting hole 9 under the pulling of the reset spring 15 to be fixed, only the pull rod 6 needs to be pulled out of the limiting pin 8 when the laser testing light source is opened, the mounting, dismounting and mounting operations are convenient and soft. Simultaneously, a plurality of spring grooves 10 have been seted up to this device on the circular arc concave surface 17 of fixing base 3 and chucking lid 5, the equal fixedly connected with damping spring 11 in inside of a plurality of spring grooves 10, damping spring 11 keeps away from one end fixedly connected with rubber pad 12 of spring groove 10, in two circular arc concave surfaces 17 about, press from both sides through damping spring 11 and rubber pad 12 and press from both sides the tight laser test light source of fixing, the direct contact of similar ferrule and metal laser test light source has been eliminated, the last vibrations of experiment platform can be imitated through damping spring 11 and rubber pad 12 and weaken, the image of the vibrations to laser test light source axle center deviation that significantly reduces, because the light source rocks the error that leads to during the experiment test can effectively be reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a laser test light source fixing device, includes base (1), its characterized in that: the center of the top surface of the base (1) is fixedly connected with a telescopic rod (2), one end of the telescopic rod (2) far away from the base (1) is fixedly connected with a fixed seat (3), four corners of the top surface of the fixed seat (3) are fixedly connected with four vertical guide strips (4), the surface of each vertical guide strip (4) is provided with a plurality of limiting holes (9), the upper part of the fixed seat (3) is provided with a clamping cover (5), the four corners of the clamping cover (5) are provided with guide holes (16) in the vertical direction, two sides of the clamping cover (5) are provided with sliding holes (7), limiting pins (8) are inserted into the sliding holes (7), one end of each limiting pin (8) is fixedly connected with a pull rod (6), the side edge of each pull rod (6) is provided with a sliding column (13), and the sliding columns (13) are fixedly connected with reset springs (15), circular arc concave surface (17) have all been seted up to one side that fixing base (3) and chucking lid (5) laminated each other, a plurality of spring groove (10) have been seted up on the surface of circular arc concave surface (17), and are a plurality of the equal fixedly connected with damping spring (11) in inside of spring groove (10), the one end fixedly connected with rubber pad (12) of spring groove (10) are kept away from in damping spring (11).

2. The laser test light source fixing device of claim 1, wherein: both sides of chucking lid (5) all design have spacing groove (14), traveller (13) run through in spacing groove (14), traveller (13) can slide in spacing groove (14).

3. The laser test light source fixing device of claim 1, wherein: the position of the guide hole (16) corresponds to the position of the guide strip (4), the size of the guide hole (16) is matched with the size of the guide strip (4), and the guide hole (16) is connected with the guide strip (4) in a sliding mode.

4. The laser test light source fixing device of claim 1, wherein: the sliding hole (7) is vertically communicated with the guide hole (16).

5. The laser test light source fixing device of claim 1, wherein: the clamping cover (5) is connected with the fixed seat (3) in a sliding mode through the guide hole (16) and the guide strip (4).

6. The laser test light source fixing device of claim 1, wherein: the position of the limiting pin (8) corresponds to the position of the limiting hole (9), and the size of the limiting pin (8) is matched with the size of the limiting hole (9).

7. The laser test light source fixing device of claim 1, wherein: the utility model discloses a quick-witted, including pull rod (6), draw rod (6) symmetry has two, is located the both sides of chucking lid (5), pull rod (6) both sides design has traveller (13) four, four traveller (13) position corresponds each other, one end fixedly connected with reset spring (15) behind spacing groove (14) is run through in traveller (13), connects on a reset spring (15) between two travelers (13) of symmetry, and reset spring (15) have two.