Fixture for small pipe fitting of spectrograph

Abstract

The utility model belongs to the technical field of pipe fitting clamps, and particularly relates to a spectrograph small pipe fitting clamp which comprises a shell, a sliding block is connected to the inner wall of the shell in a sliding mode, an annular protrusion is fixedly connected to the outer surface of the shell, a fixing ring is fixedly connected to the inner wall of the shell, and a clamping assembly is arranged in the shell. According to the spectrograph small pipe clamp, by designing the sliding block, the vertical rod, the round rod, the inclined groove in the straight rod and other assemblies, convenient and stable clamping operation is achieved, a user only needs to press a pressing opening to enable the sliding block to downwards press and slide, the vertical rod and the round rod can be driven to move, the round rod slides in the inclined groove to push the straight rod to contract, and the clamping effect is good. And the clamping pieces move in the direction far away from the circle center of the shell, so that the small pipe fitting is easily inserted into the shell. By means of the design, operation steps are simplified, working efficiency is improved, meanwhile, the small pipe fitting is prevented from being abraded with the clamping piece in the inserting and pulling-out process, and the service life of the clamping piece is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe clamp technical field, concretely is a small pipe clamp of spectrometer. BACKGROUND

[0002] Spectral analysis is an important chemical component analysis method, is widely used in metal industry, environmental pollution monitoring, food hygiene and other fields. In spectral analysis, usually need to process the sample to be measured into a larger plane, and cover it completely on the excitation hole of the spectrometer, in order to carry out accurate analysis.

[0003] At present, when small pipe component is detected in spectrometer, small pipe is inserted into the cavity of clamp slowly, and the spring is extruded, so that the spring is deformed, the small pipe is clamped, and the small pipe is pulled out slowly after detection is completed, but this way, the small pipe is worn with the spring in the process of insertion and pulling out, the service life of the spring is reduced, and the detection of the small pipe by the device is affected, therefore, a small pipe clamp of spectrometer is provided. UTILITY MODEL CONTENT

[0004] The utility model discloses a small pipe clamp of spectrometer can solve the problem proposed in the background art.

[0005] In order to achieve the above object, the small pipe clamp of spectrometer provided by the utility model, including the shell, the inner wall of the shell is slidably connected with the sliding block, the outer surface of the shell is fixedly connected with the annular protrusion, the inner wall of the shell is fixedly connected with the fixed ring, the shell is provided with the clamping assembly, and the clamping assembly comprises:

[0006] The fixed sleeve penetrates the shell and is fixedly connected with the shell, and the straight rod is sleeved with the fixed sleeve.

[0007] The compression spring is fixedly connected with the fixed sleeve and the straight rod at both ends, and the inclined slot is formed in the outer wall of the straight rod.

[0008] And the clamping piece is fixedly connected to the end of the straight rod away from the fixed sleeve.

[0009] Preferably, the outer wall of the sliding block is provided with a pressing port, the lower side of the sliding block is fixedly connected with the vertical rod, the outer wall of the vertical rod is fixedly connected with the circular rod, and the lower side of the sliding block is fixedly connected with the guide rod. By pressing the pressing port, the sliding block is pressed down, the vertical rod is driven to move, and then the circular rod moves. The circular rod slides in the inclined slot, drives the straight rod to contract, makes the clamping piece move away from the center of the shell, and then the small pipe can be inserted into the shell. The use of the guide rod can ensure the stability of the sliding block.

[0010] Preferably, the sliding block is elastically connected with the fixed ring through a reset spring, the reset spring is sleeved on the outside of the guide rod, by loosening the sliding block, the reset spring drives the sliding block to reset, at the same time, the compression spring drives the clamping piece to fix the small pipe, and the fixing is stable.

[0011] Preferably, the round rod can slide in the inclined groove.

[0012] Preferably, the clamping assembly is provided with two groups, and the two groups of clamping assemblies are symmetrically arranged with the center line of the sliding block as the axis of symmetry.

[0013] Preferably, a groove is formed in the inner wall of the shell.

[0014] The utility model provides a kind of small pipe fixture of spectrometer.It has the following beneficial effects:

[0015] (1), the small pipe fixture of spectrometer is designed through sliding block, vertical rod, round rod and inclined groove on straight rod etc., realize a kind of convenient and stable clamping operation, user only needs to press the pressing port and make sliding block to depress sliding, it can drive vertical rod and round rod movement, round rod slides in inclined groove and then pushes straight rod to contract, so that clamping piece moves to the direction of far from the center of shell, to easily insert small pipe into shell.This design not only simplifies operation steps, improves work efficiency, at the same time, prevent small pipe from being worn in the process of insertion and extraction with clamping piece, guarantee the service life of clamping piece.

[0016] (2), the small pipe fixture of spectrometer is combined through reset spring and compression spring, realizes the function of automatic reset and firm fixation, when loosening sliding block, reset spring will drive sliding block to reset, at the same time, compression spring also will play a role, drive clamping piece to tightly clamp small pipe, ensure its stability in analysis process.This design not only guarantees the firm fixation of small pipe when spectrally analyzing, avoids analysis error caused by shaking or falling, at the same time, groove can be adapted to one end of small pipe, further determine the position of small pipe, guarantee the center axis of small pipe and the axis of excitation hole of spectrometer coincide as far as possible, improve detection accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in embodiment or prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to the structure shown in these drawings without creating creative labor.

[0018] Figure 1 For the overall three-dimensional structure of the utility modelFigure 1 ;

[0019] Figure 2 The whole three-dimensional structure of the present application Figure 2 ;

[0020] Figure 3 The whole cross-sectional structure of the present application

[0021] Figure 4 The partial structure of the present application

[0022] Figure 5 The shell structure of the present application

[0023] Explanation of the reference numerals:

[0024] 1, shell; 2, sliding block; 3, annular protrusion; 4, fixed ring; 5, clamping assembly; 101, groove; 21, pressing port; 22, vertical rod; 23, round rod; 24, guide rod; 25, return spring; 51, fixed sleeve; 52, straight rod; 53, compression spring; 54, inclined slot; 55, clamping piece.

[0025] The realization, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0027] Please refer to Figures 1-5 The present application provides a kind of small pipe clamp of spectrometer, including shell 1, the inner wall of shell 1 is slidably connected with sliding block 2, the outer surface of shell 1 is fixedly connected with annular protrusion 3, the inner wall of shell 1 is fixedly connected with fixed ring 4, clamping assembly 5 is arranged in shell 1, clamping assembly 5 is provided with two groups, and two groups of clamping assembly 5 are symmetrically arranged with the center line of sliding block 2 as symmetry axis.

[0028] In the embodiment of the utility model, in order to be able to fix small pipe fittings, specifically, clamping assembly 5 includes fixed sleeve 51, compression spring 53 and clamping piece 55, fixed sleeve 51 penetrates shell 1 and is fixedly connected with shell 1, fixed sleeve 51 is sleeved with straight rod 52, the both ends of compression spring 53 are fixed with fixed sleeve 51 and straight rod 52 respectively, the outer wall of straight rod 52 is provided with inclined slot 54, clamping piece 55 is fixedly connected at the end of straight rod 52 away from fixed sleeve 51, the outer wall of sliding block 2 is provided with pressing port 21, the downside of sliding block 2 is fixedly connected with vertical rod 22, the outer wall of vertical rod 22 is fixedly connected with round rod 23, the downside of sliding block 2 is fixedly connected with guide rod 24, sliding block 2 and fixed ring 4 are elastically connected through reset spring 25, reset spring 25 is sleeved on the outside of guide rod 24, round rod 23 can slide in inclined slot 54, by pressing pressing port 21, sliding block 2 is pressed down and slides, drives vertical rod 22 to move, and then round rod 23 moves, round rod 23 slides in inclined slot 54, drives straight rod 52 to contract, makes clamping piece 55 move away from the center of shell 1, and then small pipe fittings can be inserted into shell 1, through the use of guide rod 24, the stability of sliding block 2 sliding down can be guaranteed, and at the same time, after small pipe fittings are inserted into shell 1, sliding block 2 is loosened again, reset spring 25 drives sliding block 2 to reset, and at the same time, compression spring 53 drives clamping piece 55 to fix small pipe fittings, and the fixing is stable, this design not only simplifies the operation steps, improves the work efficiency, and prevents small pipe fittings from being abraded by clamping piece 55 during insertion and extraction, and guarantees the service life of clamping piece 55.

[0029] Further, after the detection of the small pipe fitting is completed, the clamping piece 55 is pressed again to move away from the small pipe fitting, so that the small pipe fitting is easily extracted.

[0030] Further, the inner wall of the shell 1 is provided with a groove 101, which can be matched with one end of the small pipe fitting, further determining the position of the small pipe fitting, ensuring that the center axis of the small pipe fitting and the axis of the excitation hole of the spectrometer coincide as much as possible, and improving the detection accuracy.

[0031] It should be noted that the above-mentioned electrical components are all products of the prior art, which are selected, installed and debugged by those skilled in the art according to the needs of use, to ensure that each electrical appliance can work normally, and the components are all general standard components or components known to those skilled in the art, the structure and principle of which can be known by technical personnel through technical manual or through conventional experimental methods, which are not limited here

[0032] In use, by pressing the pressing port 21, the sliding block 2 is pressed to slide, the vertical rod 22 is driven to move, and then the round rod 23 is moved, the round rod 23 slides in the inclined groove 54, the straight rod 52 is retracted, the clamping piece 55 is moved away from the center of the shell 1, the small pipe can be inserted into the shell 1, after the small pipe is inserted into the shell 1, the sliding block 2 is released, the reset spring 25 drives the sliding block 2 to reset, at the same time, the compression spring 53 drives the clamping piece 55 to fix the small pipe, the fixing is stable, the shell 1 is inverted, one end of the annular protrusion 3 is aligned with the excitation hole of the spectrometer and is in close contact, the cavity is aligned with the excitation hole of the spectrometer, the detection of the small pipe is completed, after the detection of the small pipe is completed, the clamping piece 55 is away from the small pipe by pressing the pressing port 21 again, and the small pipe is easily pulled out.

[0033] The preferred embodiments are only used for describing the present application, and do not limit the patent range of the present application, and any equivalent structural transformation, direct / indirect application in other related technical fields within the patent protection range of the present application is included in the patent protection range of the present application.

Claims

1. A spectrograph mini-tube clamp comprising a housing (1), characterised in that: The inner wall of the shell (1) is slidably connected with a sliding block (2), the outer surface of the shell (1) is fixedly connected with an annular protrusion (3), the inner wall of the shell (1) is fixedly connected with a fixed ring (4), the shell (1) is provided with a clamping assembly (5), the clamping assembly (5) comprises: A fixed sleeve (51) penetrates through the shell (1) and is fixedly connected with the shell (1), the fixed sleeve (51) is sleeved with a straight rod (52); A compression spring (53) is fixed at both ends of the fixed sleeve (51) and the straight rod (52), and an inclined groove (54) is formed in the outer wall of the straight rod (52); And a clamping piece (55) is fixedly connected to one end of the straight rod (52) away from the fixed sleeve (51).

2. A spectrograph tube holder according to claim 1, characterised in that: A pressing opening (21) is formed in the outer wall of the sliding block (2), a vertical rod (22) is fixedly connected to the lower side of the sliding block (2), a round rod (23) is fixedly connected to the outer wall of the vertical rod (22), and a guide rod (24) is fixedly connected to the lower side of the sliding block (2).

3. A spectrograph tube holder according to claim 2, wherein: The sliding block (2) and the fixed ring (4) are elastically connected through a reset spring (25), and the reset spring (25) is sleeved outside the guide rod (24).

4. A spectrograph tube holder according to claim 2, wherein: The round rod (23) can slide in the inclined groove (54).

5. A spectrograph tube holder according to claim 1, wherein: The clamping assembly (5) is provided with two groups, and the two groups of clamping assemblies (5) are symmetrically arranged with the center line of the sliding block (2) as the axis of symmetry.

6. A spectrograph tube holder according to claim 1, wherein: A groove (101) is formed in the inner wall of the shell (1).

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