CN210115859U

CN210115859U - Sealing tool for adsorption tube

Info

Publication number: CN210115859U
Application number: CN201920823752.6U
Authority: CN
Inventors: 马媛
Original assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Current assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-02-28
Anticipated expiration: 2029-06-03

Abstract

The application discloses a sealing tool for a sorbent tube. A sealing tool for adsorption tube includes the base member and revolves and twist the instrument be equipped with the draw-in groove on the base member, this draw-in groove can cooperate with the first nut in the brass cap on the adsorption tube for first nut with do not have relative rotation between the base member, it is used for revolving soon to twist the instrument second nut in the brass cap to twist. According to the utility model discloses a sealed instrument for adsorption tube can conveniently accomplish the sealed of adsorption tube.

Description

Sealing tool for adsorption tube

Technical Field

The utility model relates to an automotive filed particularly, relates to a sealing tool for adsorption tube.

Background

The whole vehicle air quality analysis method can use an adsorption tube, such as a Tenax adsorption tube, wherein the Tenax adsorption tube is a stainless steel tube filled with a special adsorbent, and two ends of the Tenax adsorption tube are sealed and stored by special brass caps. The sealing performance of the adsorption tube is important in order that substances adsorbed in the packing of the adsorption tube are not easily volatilized.

The Tenax sorbent tube is recyclable and needs to be aged after each test for further use next. The aged sorbent tubes also need to be sealed to prevent contamination of the sorbent tubes during storage.

The existing sealing tool needs to take a large amount of strength to lock the brass cap on the adsorption tube, and the tool is continuously used to lead the hands of a user to be sour, numb and painful, so that the sealing performance of the adsorption tube is influenced, and the test work is finally influenced.

Therefore, it is necessary to sufficiently study the existing problems or disadvantages including the above-mentioned cases so as to improve them.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sealing tool for adsorption tube, it can conveniently accomplish the sealed of adsorption tube.

According to the utility model discloses a sealing tool for adsorption tube that an aspect provided, a sealing tool for adsorption tube includes the base member and revolves the instrument of twisting be equipped with the draw-in groove on the base member, this draw-in groove can cooperate with the first nut in the brass cap on the adsorption tube for first nut can not be relative the base member rotates, it is used for revolving the twist to revolve the instrument of twisting second nut in the brass cap.

According to the utility model discloses a sealing tool for adsorption tube is proposed to an aspect, the draw-in groove configure into with first nut form fit in the brass cap.

According to one aspect of the present invention, a sealing tool for a sorbent tube is provided, the screwing tool being configured to form fit with a second nut in a brass cap.

According to one aspect of the present invention, a sealing tool for a suction pipe is provided, wherein the screwing tool is configured as a wrench.

According to the utility model discloses a sealing tool for adsorption tube that an aspect provided be equipped with the recess on the base member, the recess is used for at least partially holding the adsorption tube.

According to the utility model discloses a sealing tool for adsorption tube that an aspect provided, the base member includes fixed establishment, is used for fixing the base member.

According to the utility model discloses a sealing tool for adsorption tube that an aspect provided, fixed establishment includes the double-screw bolt be equipped with the screw in the base member, the double-screw bolt can rotate in the screw, the base member still includes the backstop face the double-screw bolt is relative screw pivoted in-process, the tip of double-screw bolt is relative the distance of backstop face produces the change, makes can fix the base member perhaps loosens the base member.

According to the utility model discloses a sealing tool for adsorption tube that an aspect provided, fixed establishment includes the handle bar, the handle bar with the double-screw bolt is connected with anti-rotating, the handle bar is along the perpendicular to the direction of the axis of double-screw bolt extends, through the handle bar can rotate the double-screw bolt.

According to the utility model discloses a sealing tool for adsorption tube that an aspect provided the tip of double-screw bolt is equipped with the installation face, the installation face can with the backstop face cooperation, thereby fixes the base member or unclamp the base member.

The beneficial effects of the utility model include: the adsorption tube provided with the brass cap can be fixedly arranged on the base body, and the brass cap can be screwed by the screwing tool, so that the adsorption tube can be reliably and conveniently sealed.

Drawings

The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts unless otherwise specified. Wherein:

FIG. 1 schematically shows a sorbent tube with brass caps mounted at both ends;

FIG. 2 schematically illustrates a front view of a substrate according to one embodiment of the present application;

FIG. 3 schematically illustrates a right side view of the base of FIG. 2;

fig. 4 schematically shows a screwing tool according to an embodiment of the present application.

Detailed Description

It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.

According to an embodiment of the present invention, shown in conjunction with fig. 1, fig. 2, fig. 3 and fig. 4, it can be seen that: the sealing tool for the sorbent tube comprises a base body 2 and a screwing tool 3, wherein a clamping groove 21 is arranged on the base body, the clamping groove can be matched with a first nut 41 in a brass cap on the sorbent tube 1 (for example, the outer contour of the first nut 41 is clamped into the inner contour of the clamping groove), so that the first nut cannot rotate relative to the base body, and the screwing tool is used for screwing a second nut 42 in the brass cap. The brass caps are mounted on both ends of the adsorption tube by pre-screwing, for example, and after the brass caps are mounted, the brass caps can play a role in sealing the adsorption tube. On the brass cap a first nut and a second nut are provided, for example in the mounted state, the first nut being arranged closer to the centre of symmetry of the suction tube relative to the second nut, the first nut being configured with a larger diameter than the second nut. The first nut and the second nut can rotate relatively, so that the adsorption pipe is further sealed or the adsorption pipe is unsealed.

One example of sealing an adsorption tube with a sealing tool for an adsorption tube according to the present application is: under the condition that brass caps are pre-installed at two ends of an adsorption tube, firstly, a first nut in the brass cap at one end of the adsorption tube is clamped in a clamping groove on a base body, and then a second nut in the brass cap is screwed by a screwing tool so as to rotate relative to the first nut, so that one end of the adsorption tube is sealed; then taking the first nut in the brass cap at the end of the adsorption tube out of the clamping groove on the base body, clamping the first nut in the brass cap at the other end of the adsorption tube in the clamping groove on the base body, and repeating the steps; and finally, sealing of both ends of the adsorption tube is completed. In this process, the substrate may be placed on a table, for example.

According to an embodiment of the invention, the clamping groove is configured to form fit with a first nut in the brass cap, and the screwing tool is configured to form fit with a second nut in the brass cap. For example, the screwing tool is configured as a wrench.

According to an embodiment of the present invention, a groove is provided on the base body, the groove being adapted to at least partially accommodate the adsorption tube.

According to an embodiment of the invention, the base body comprises a fixing mechanism for fixing the base body, for example, in a position where the base body is fixed to the table.

According to the utility model discloses an embodiment, fixing mechanism includes the double-screw bolt be equipped with the screw in the base member, the double-screw bolt can rotate in the screw, the base member still includes the backstop face the double-screw bolt is relative screw pivoted in-process, the tip of double-screw bolt is relative the distance of backstop face changes, makes can fix the base member or loosen the base member. For example, the base body is first moved from the side onto the table with the table top plate between the stud and the stop surface, and then the table top plate is clamped by the stud and the stop surface by means of the provided relative movement between the stud and the stop surface and the change in distance, so that the base body is fixed to the table.

According to an embodiment of the present invention, the fixing mechanism includes a handle bar, the handle bar with the stud is connected with anti-rotation, the handle bar is along perpendicular to the direction of the axis of the stud extends, through the handle bar can rotate the stud.

According to an embodiment of the present invention, the end of the stud is provided with a mounting surface, which can be engaged with the stop surface, thereby fixing the base body or releasing the base body.

Illustratively, according to an embodiment of the present invention, a matched substrate can be manufactured according to the size of the adsorption tube; meanwhile, a matched wrench is manufactured according to the size of the brass cap on the adsorption tube, and the brass cap is applied with force through the wrench, so that the adsorption tube can be easily sealed.

The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.

Claims

1. The utility model provides a sealing tool for adsorption tube, its characterized in that, a sealing tool for adsorption tube includes the base member and revolves the instrument of twisting be equipped with the draw-in groove on the base member, this draw-in groove can cooperate with the first nut in the brass cap on the adsorption tube for first nut can not be relative the base member rotates, it is used for revolving and twists to revolve the instrument of twisting the second nut in the brass cap.

2. The sealing tool for a sorbent tube of claim 1, wherein the catch is configured to form fit with a first nut in the brass cap.

3. The sealing tool for a sorbent tube of claim 1, wherein the turning tool is configured to form fit with a second nut in a brass cap.

4. The sealing tool for a sorbent tube of claim 3, wherein the screwing tool is configured as a wrench.

5. Sealing tool for a sorbent tube according to claim 1, wherein a recess is provided on the base body for at least partially receiving the sorbent tube.

6. The sealing tool for a sorbent tube of claim 1, wherein the substrate comprises a securing mechanism for securing the substrate.

7. The sealing tool for a sorbent tube according to claim 6, wherein the securing mechanism comprises a stud, a threaded bore is provided in the base, the stud is rotatable in the threaded bore, the base further comprises a stop surface, and the distance of the end of the stud from the stop surface changes during rotation of the stud relative to the threaded bore, such that the base can be secured or released.

8. The sealing tool for a sorbent tube of claim 7, wherein the securing mechanism comprises a hand lever, the hand lever being connected with the stud in a rotationally fixed manner, the hand lever extending in a direction perpendicular to an axis of the stud, by means of which the stud can be rotated.

9. A sealing tool for a sorbent tube according to claim 7, wherein a mounting surface is provided at the end of the stud, the mounting surface being engageable with the stop surface to secure or release the substrate.