CN216923537U

CN216923537U - A trachea joint device that is used for graphite stove graphite spare inner chamber to blast

Info

Publication number: CN216923537U
Application number: CN202220615832.4U
Authority: CN
Inventors: 李军伟; 李军利; 张淑亚; 吴乐乐
Original assignee: Pingdingshan Shuangye Carbon Co ltd
Current assignee: Pingdingshan Shuangye Carbon Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-08
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses a gas pipe joint device for purging an inner cavity of a graphite piece of a graphite furnace, which comprises a shell, a sleeve and a clamping plate, wherein the sleeve is arranged on the outer wall of the shell in a penetrating manner, the clamping plate is arranged on the outer wall of the shell, a screw rod is arranged on the inner wall of the sleeve in a penetrating manner, a rotating handle is arranged at one end of the screw rod, and a bearing is arranged at one end of the screw rod. According to the utility model, the effect of preventing air leakage of air pipes of different types by adjusting the first sealing strips is realized by installing the first sealing strips, the screw rod and the first spring, the first supporting rod is driven to move by the movement of the screw rod, the pulley is driven to move by the movement of the first supporting rod, the first sealing strips are driven to move by the movement of the pulley, the first spring is driven to move by the movement of the first sealing strips, the air pipes are driven to move by the movement of the first spring, the second sealing strips are driven to move by the movement of the second sealing strips, and the function of preventing air leakage of air pipes of different types by adjusting the first sealing strips is realized.

Description

A trachea joint device that is used for graphite stove graphite spare inner chamber to blast

Technical Field

The utility model relates to the technical field of graphite furnaces, in particular to a gas pipe connector device for purging an inner cavity of a graphite piece of a graphite furnace.

Background

The graphite furnace is a non-flame atomizer, is applied to the atomic absorption spectrometry, it is a kind of widely applied in electric heat atomizer, he has overcome the disadvantage of the flame method, the essence of the graphite atomizer is the graphite resistance heater, it utilizes the great current to heat the graphite pipe of the high resistance, produce the high temperature up to 3000 duC, make it melt with a small amount of test solution solid among them, can obtain the free atom, the whole analytical procedure has four parts to make up, dry, ash, atomize, purify.

The existing gas pipe joint device has the following defects:

patent document CN213667625U discloses a gas pipe joint, wherein the right item of protection "includes a first connecting pipe and a second connecting pipe which are connected with each other, the front end of the first connecting pipe is provided with a first connecting part for connecting with a gas pipe, the rear end of the second connecting pipe is provided with a second connecting part for connecting with the gas pipe, the rear end of the first connecting pipe is provided with a third connecting part for connecting with the second connecting pipe, and the front end of the second connecting pipe is provided with a fourth connecting part for connecting with the first connecting pipe; the inner wall of the third connecting portion is provided with at least one limiting protrusion, the side wall of the fourth connecting portion is provided with a limiting sliding groove which is matched and positioned with the limiting protrusion, the limiting sliding groove comprises a guide groove and a limiting groove which are mutually communicated, an included angle is limited between the guide groove and the limiting groove, and the guide groove is communicated with the front end of the fourth connecting portion. The air pipe joint adopting the technical scheme of the utility model has the advantages of good tightness, difficult falling, easy disassembly and assembly, convenient operation of a user and capability of connecting and fixing multiple sections of air pipes. "but there is not corresponding adjustment mechanism and causes the trachea of different models to be unable to use, very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gas pipe connector device for purging an inner cavity of a graphite piece of a graphite furnace, which aims to solve the problem of lack of an adjusting mechanism in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a gas pipe joint device for purging an inner cavity of a graphite piece of a graphite furnace comprises a shell, a sleeve and a clamping plate, wherein the sleeve is arranged on the outer wall of the shell in a penetrating mode, and the clamping plate is arranged on the outer wall of the shell;

a screw rod penetrates through the inner wall of the sleeve, a rotating handle is mounted at one end of the screw rod, a bearing is mounted at one end of the screw rod, a first supporting rod is mounted at one end of the bearing, a first spring is mounted on the outer wall of the first supporting rod, and a first sealing strip is mounted at one end of the first spring;

second branch is installed to the inner wall of shell, the slide is installed to the inner wall of shell, the second spring is installed to the inner wall of shell, the protection pad is installed to the outer wall of shell.

Preferably, the pull handle is installed at the top of cardboard, and the fixture block is installed to the bottom of cardboard, and the filter screen is installed to the bottom of fixture block, and the outer wall of fixture block is equipped with the bayonet socket.

Preferably, the outer wall of the housing is provided with a connecting block.

Preferably, the outer wall of the second supporting rod is provided with a third spring, one end of the third spring is provided with a clamping head, and the inner wall of the clamping head is provided with a roller through a rotating ring.

Preferably, the pulley is installed to the inner wall of slide, and the one end of pulley and the one end of first branch are connected.

Preferably, one end of the second spring is provided with a second sealing strip.

Preferably, the outer wall of the housing is provided with an opening.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through installing the first sealing strip, the screw rod and the first spring, the effect that the adjustment of the first sealing strip enables the air pipes of different types to be sealed and prevented from air leakage is realized, the rotating handle is rotated to drive the screw rod to rotate, the screw rod rotates to drive the bearing to rotate, the bearing rotates to drive the screw rod to move, the screw rod moves to drive the first supporting rod to move, the first supporting rod moves to drive the pulley to move, the pulley moves to drive the first sealing strip to move, the first sealing strip moves to drive the first spring to move, the air pipe moves to drive the second sealing strip to move, the second sealing strip moves to drive the second spring to move, the second spring moves to enable the air pipes of different types to be sealed, and the function that the adjustment of the first sealing strip enables the air pipes of different types to be sealed and prevented from air leakage is realized;

2. the anti-stain blocking device is provided with the clamping block, the third spring and the filter screen, so that the effects of damaging the anti-stain blocking device and quickly cleaning the filter screen are achieved, the opening is used for facilitating the fixation of the clamping block, the pull handle is pulled to drive the clamping plate to move, the clamping plate moves to drive the clamping block to move, the clamping block moves to drive the bayonet to move, the bayonet moves to drive the roller to rotate, the roller rotates to drive the clamping head to move, the clamping head moves to drive the third spring to move, the clamping head moves to move out of the bayonet, the clamping head moves out of the bayonet to pull out the filter screen to achieve the damage of the anti-stain blocking device, and the functions of damaging the anti-stain blocking device and quickly cleaning the filter screen are achieved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the sleeve portion of the present invention;

FIG. 4 is a schematic view of a part of the card board of the present invention.

In the figure: 1. a housing; 101. connecting blocks; 2. a sleeve; 201. turning a handle; 202. a bearing; 203. a screw rod; 204. a first support bar; 205. a first spring; 206. a first seal strip; 3. clamping a plate; 301. pulling a handle; 302. a clamping block; 303. filtering with a screen; 4. a second support bar; 401. a roller; 402. a third spring; 403. clamping a head; 5. a slideway; 501. a pulley; 6. a second spring; 601. a second seal strip; 7. a protective pad; 701. and (4) opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an air pipe joint device for purging an inner cavity of a graphite piece of a graphite furnace comprises a housing 1, a sleeve 2 and a clamping plate 3, wherein the housing 1 is used for protecting the device, the sleeve 2 is used for supporting a screw rod 203, the clamping plate 3 is used for supporting a clamping block 302, the sleeve 2 is installed on the outer wall of the housing 1 in a penetrating manner, the clamping plate 3 is installed on the outer wall of the housing 1, a second supporting rod 4 is installed on the inner wall of the housing 1, the second supporting rod 4 is used for supporting a third spring 402, a slideway 5 is installed on the inner wall of the housing 1, the slideway 5 is used for providing a place for movement of a pulley 501, a second spring 6 is installed on the inner wall of the housing 1, the second spring 6 is used for supporting a second sealing strip 601, a protective pad 7 is installed on the outer wall of the housing 1, the protective pad 7 is used for protecting the housing 1, and a connecting block 101 is installed on the outer wall of the housing 1, the connecting block 101 is used for facilitating the connection of pipelines;

a screw rod 203 is installed on the inner wall of the sleeve 2 in a penetrating manner, a rotating handle 201 is installed at one end of the screw rod 203, a bearing 202 is installed at one end of the screw rod 203, a first support 204 is installed at one end of the bearing 202, a first spring 205 is installed on the outer wall of the first support 204, a first sealing strip 206 is installed at one end of the first spring 205, a second sealing strip 601 is installed at one end of a second spring 6, a pulley 501 is installed on the inner wall of the slideway 5, one end of the pulley 501 is connected with one end of the first support 204, the rotating handle 201 is rotated to drive the screw rod 203 to rotate, the screw rod 203 is rotated to drive the bearing 202 to rotate, the screw rod 203 is moved, the first support 204 is moved to drive the pulley 501 to move, the pulley 501 is moved to drive the first sealing strip 206 to move, the first sealing strip 206 is moved to drive the first spring 205 to move, the first spring 205 moves to move the air pipe, and the air pipe moves to drive the second sealing strip 601 to move, the second sealing strip 601 moves to drive the second spring 6 to move, the second spring 6 moves to seal air pipes of different types, and the function of preventing air leakage of the air pipes of different types by adjusting the first sealing strip 206 is realized;

the top of the clamping plate 3 is provided with a pull handle 301, the bottom of the clamping plate 3 is provided with a clamping block 302, the bottom of the clamping block 302 is provided with a filter screen 303, the outer wall of the clamping block 302 is provided with a clamping opening, the outer wall of the second supporting rod 4 is provided with a third spring 402, one end of the third spring 402 is provided with a clamping head 403, the inner wall of the clamping head 403 is provided with a roller 401 through a rotating ring, the outer wall of the shell 1 is provided with an opening 701, the opening 701 has the effect of facilitating the fixation of the clamping block 302, the pull handle 301 is pulled to drive the clamping plate 3 to move, the clamping plate 3 moves to drive the clamping block 302 to move, the clamping block 302 moves to enable the clamping opening to move, the clamping opening moves to drive the roller 401 to rotate, the roller 401 rotates to enable the clamping head 403 to move, the clamping head 403 moves to drive the third spring 402 to move, the third spring 402 moves to enable the clamping head 403 to move out of the clamping opening, the clamping head 403 moves out to enable the filter screen 303 to be pulled out to achieve the damage of the stain blocking device, and achieve the functions of preventing the damage of the stain blocking device and the fast cleaning of the filter screen 303.

The working principle is that the shell 1 is used for protecting the device, the sleeve 2 is used for supporting the screw rod 203, the clamping plate 3 is used for supporting the clamping block 302, the second support rod 4 is used for supporting the third spring 402, the slide 5 is used for providing a place for the movement of the pulley 501, the second spring 6 is used for supporting the second sealing strip 601, the protective pad 7 is used for protecting the shell 1, the rotating handle 201 rotates to drive the screw rod 203 to rotate, the screw rod 203 rotates to drive the bearing 202 to rotate, the bearing 202 rotates to drive the screw rod 203 to move, the screw rod 203 moves to drive the first support rod 204 to move, the first support rod 204 moves to drive the pulley 501 to move, the pulley 501 moves to drive the first sealing strip 206 to move, the first spring 206 moves to drive the first spring 205 to move, the first spring 205 moves to drive the air pipe to move, the air pipe moves to drive the second sealing strip 601 to move, the second sealing strip 601 moves to drive the second spring 6 to move, the second spring 6 moves to enable air pipes of different models to be sealed, the function that adjustment of the first sealing strip 206 enables air pipes of different models to be sealed and air leakage is prevented is achieved, the opening 701 is convenient to fix the clamping block 302, the pulling handle 301 is pulled to drive the clamping plate 3 to move, the clamping plate 3 moves to drive the clamping block 302 to move, the clamping block 302 moves to enable the bayonet to move, the bayonet moves to drive the roller 401 to rotate, the roller 401 rotates to enable the clamping head 403 to move, the clamping head 403 moves to drive the third spring 402 to move, the clamping head 403 moves out of the bayonet to enable the filter screen 303 to be pulled out, the stain interception preventing device is damaged, and the functions of rapidly cleaning the filter screen 303 are achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a trachea joint device that is used for graphite stove graphite spare inner chamber to blast, includes shell (1), sleeve (2) and cardboard (3), its characterized in that: the outer wall of the shell (1) is provided with a sleeve (2) in a penetrating manner, and the outer wall of the shell (1) is provided with a clamping plate (3);

a screw rod (203) is installed on the inner wall of the sleeve (2) in a penetrating mode, a rotating handle (201) is installed at one end of the screw rod (203), a bearing (202) is installed at one end of the screw rod (203), a first supporting rod (204) is installed at one end of the bearing (202), a first spring (205) is installed on the outer wall of the first supporting rod (204), and a first sealing strip (206) is installed at one end of the first spring (205);

second branch (4) are installed to the inner wall of shell (1), slide (5) are installed to the inner wall of shell (1), second spring (6) are installed to the inner wall of shell (1), protective pad (7) are installed to the outer wall of shell (1).

2. The air pipe connector device for purging the inner cavity of the graphite piece of the graphite furnace as claimed in claim 1, wherein: the top of cardboard (3) is installed and is drawn handle (301), and fixture block (302) are installed to the bottom of cardboard (3), and filter screen (303) are installed to the bottom of fixture block (302), and the outer wall of fixture block (302) is equipped with the bayonet socket.

3. The air pipe connector device for purging the inner cavity of the graphite piece of the graphite furnace as claimed in claim 1, wherein: the outer wall of the shell (1) is provided with a connecting block (101).

4. The air pipe connector device for purging the inner cavity of the graphite piece of the graphite furnace as claimed in claim 1, wherein: third spring (402) is installed to the outer wall of second branch (4), and dop (403) are installed to the one end of third spring (402), and gyro wheel (401) are installed through the swivel to the inner wall of dop (403).

5. The air pipe connector device for purging the inner cavity of the graphite piece of the graphite furnace as claimed in claim 1, wherein: pulley (501) are installed to the inner wall of slide (5), and the one end of pulley (501) is connected with the one end of first branch (204).

6. The air pipe connector device for purging the inner cavity of the graphite piece of the graphite furnace as claimed in claim 1, wherein: and a second sealing strip (601) is arranged at one end of the second spring (6).

7. The air pipe joint device for purging the inner cavity of the graphite piece of the graphite furnace as claimed in claim 1, wherein: the outer wall of the shell (1) is provided with an opening (701).