CN217177976U

CN217177976U - Sealing element for stainless steel pressure gauge

Info

Publication number: CN217177976U
Application number: CN202123409716.1U
Authority: CN
Inventors: 李军
Original assignee: Wuxi Kaifeng Pressure Gauges Co ltd
Current assignee: Wuxi Kaifeng Pressure Gauges Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-12
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a sealing member for stainless steel manometer relates to stainless steel manometer sealing technical field, the on-line screen storage device comprises a base, supporting mechanism and pushing mechanism, supporting mechanism includes two convex cardboards, the bottom vertical fixation of two convex cardboards is equipped with the pull rod, one side lateral wall that the bottom of pull rod is close to the base is fixed and is equipped with the fixture block, the draw-in groove with the fixture block joint is seted up to the lateral wall of connecting block, pushing mechanism includes threaded rod and sleeve, the sleeve cup joints the outer wall at two semi-circular thread cardboards, the threaded rod rotates to run through behind two semi-circular thread cardboard inner chambers and is connected with the briquetting that can push down the stainless steel manometer shell. The utility model discloses rotate earlier and peg graft the base through the screwed joint of internal thread hole with external device, with the muffjoint at two semicircular thread cardboard outer walls, rotate the threaded rod at two semicircular thread cardboard inner chambers again, drive the stainless steel manometer promptly and push down, until with the interface butt joint of stainless steel manometer in the internal thread hole of base.

Description

Sealing element for stainless steel pressure gauge

Technical Field

The utility model relates to a stainless steel manometer seals technical field, specifically is a sealing member for stainless steel manometer.

Background

The stainless steel pressure gauge is widely applied to the fields of mines, petroleum, chemical industry, traffic, machinery and the like, is particularly suitable for various corrosive environments, and enables the transmission mechanism to drive the display mechanism to display numerical values through external pressure change. Stainless steel manometer accessible diaphragm deformation drives drive mechanism, thereby it changes to show pressure, whether stainless steel manometer and equipment interface junction leakproofness are directly concerned with numerical value display and show the accuracy, current stainless steel manometer and equipment interface junction are through the screwed joint butt joint, set up the rubber packing ring as sealing medium at the kneck simultaneously, when the installation, the phenomenon of dislocation or smooth silk easily appears in the screw thread butt joint, influence kneck leakproofness, so the design production a sealing member for the stainless steel manometer here, so that solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealing member for stainless steel manometer to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a sealing member for stainless steel manometer, includes base, supporting mechanism and pushes down the mechanism, and the internal thread hole of pegging graft is seted up with external equipment screwed joint rotation to the base, and the base passes through the internal thread hole and pegs graft with external equipment screwed joint, can fix the base earlier.

The supporting mechanism comprises two arc-shaped clamping plates which are symmetrically distributed, a pull rod is vertically fixedly arranged at the bottom end of each arc-shaped clamping plate, a clamping block is fixedly arranged on the side wall, close to the base, of the bottom end of each pull rod, two connecting blocks are symmetrically and fixedly arranged on the outer wall of the base, clamping grooves connected with the clamping blocks are formed in the side walls of the connecting blocks, and the two arc-shaped clamping plates are symmetrically distributed on the two sides of the stainless steel pressure gauge and are clamped with the clamping blocks.

The pressing mechanism comprises a threaded rod and a sleeve, wherein semicircular notches are formed in one side, close to each other, of the upper ends of two arc-shaped clamping plates, semicircular thread clamping plates are vertically and fixedly arranged at the upper ends of the semicircular notches, the sleeve is sleeved on the outer walls of the two semicircular thread clamping plates, the threaded rod is rotatably connected with a pressing block capable of pressing down a stainless steel pressure gauge shell after penetrating through the inner cavities of the two semicircular thread clamping plates, the two semicircular thread clamping plates are butted together to form a circular threaded sleeve, the sleeve is sleeved on the outer walls of the two semicircular thread clamping plates, the pressing block is arranged on the outer wall of the stainless steel pressure gauge, the side wall of the outer wall of the stainless steel pressure gauge is far away from the base, the threaded rod is rotated by bare hands, the inner cavities of the two semicircular thread clamping plates of the threaded rod can be rotated to drive the pressing block to be pressed down, when the pressing block is abutted against the side wall of the stainless steel pressure gauge, the stainless steel pressure gauge can be pressed down until an interface of the stainless steel pressure gauge is butted in an inner threaded hole of the base, seamless butt joint is realized, the sealing performance of the joint is ensured, the mode of thread butt joint adopted by transmission is changed, and the operation is simple and convenient.

The outer wall of threaded rod slides and cup joints the pressure disk that is located the sleeve top, and the outer wall of threaded rod slides and cup joints the spring that pushes down the pressure disk in real time, utilizes the elastic potential energy of spring to push down the pressure disk in real time to can cup joint the sleeve all the time at two semi-circular thread cardboard outer walls through the pressure disk, avoid two semi-circular thread cardboard separation, influence whole supporting mechanism's normal support and use.

In a further embodiment, the hollow rubber sealing disc is fixedly arranged inside the internal thread hole, when the splicing sleeve of the truncated cone-shaped butt joint cover is inserted into the internal thread hole of the base and the external equipment threaded joint is spliced with the internal thread hole of the base, the hollow rubber sealing disc is used as a medium for middle splicing, the sealing performance during splicing can be enhanced, the sealing performance of the joint is further enhanced, and the normal use of the stainless steel pressure gauge is ensured.

In further embodiment, both sides lateral wall all distributes to the slope of a side top that is close to the base about the inside of draw-in groove, and lateral wall is parallel about the fixture block is inside with the draw-in groove, with draw-in groove slope distribution, inside the fixture block card advances the draw-in groove, after upwards straining the pull rod, the fixture block is difficult for breaking away from in the draw-in groove, ensures the stability of stainless steel manometer installation.

In further embodiment, the briquetting is the arc structure for the briquetting can be better with the outer wall laminating of stainless steel manometer, both sides are all fixed and are equipped with spacing fixture block around the bottom of briquetting, utilize spacing fixture block to block respectively in stainless steel manometer's outer wall both sides, avoid misplacing between stainless steel manometer and the briquetting, lead to the installation positional deviation to appear.

In further embodiment, the internal thread hole upper end of base is equipped with docking mechanism, docking mechanism includes that round platform shape docks the cover and round platform shape docks the cover inner wall and is equipped with seal ring, the bottom mounting that round platform shape docks the cover is equipped with the grafting cover of pegging graft with the internal thread hole, it is downthehole to insert the internal thread of base with the grafting cover of round platform shape dock the cover, then round platform shape dock the cover as the connecting piece with the butt joint of stainless steel manometer interface, through be equipped with seal ring at round platform shape dock cover inner wall, as long as the laminating is pushed down at the sealed ring of round platform shape dock the cover to the stainless steel manometer interface, just can guarantee the leakproofness, numerical value display's accuracy is improved.

In a further embodiment, the outer wall bilateral symmetry of round platform shape butt joint cover is fixed and is equipped with two extension pieces, extension piece bottom vertical fixation is equipped with inverted T type guide bar, inverted T type spout with inverted T type guide bar slip grafting is seted up to the upper end of base, the stainless steel manometer that the round platform shape butt joint cover was followed and is pushed down pushes down in step, in order to ensure the stability that the round platform shape butt joint cover pushed down, inverted T type guide bar through extension piece lower extreme slides along inverted T type spout is inside in step, neither influence the position adjustment of round platform shape butt joint cover, stability when can strengthen round platform shape butt joint cover adjustment position again.

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

the utility model relates to a sealing member for stainless steel manometer, earlier rotate the base through the screwed joint of internal thread hole with external equipment and peg graft, then just guarantee two semicircular thread cardboard butt joints in stainless steel manometer's both sides with two convex cardboard symmetric distributions and constitute circular screw sleeve together, and overlap the muffjoint at two semicircular thread cardboard outer walls, simultaneously with the fixture block joint in the draw-in groove, rotate the threaded rod at two semicircular thread cardboard inner chambers again, can drive the briquetting and push down, drive the stainless steel manometer promptly and push down, until the interface butt joint with the stainless steel manometer at the internal thread hole of base, realize seamless butt joint, guarantee the leakproofness of junction, change the mode that the screw thread butt joint was adopted in the transmission, easy operation is convenient.

Drawings

FIG. 1 is an exploded view of the structure of an embodiment of the present invention;

fig. 2 is a sectional view of a base structure according to an embodiment of the present invention;

fig. 3 is an exploded view of the local structure of the base and the limiting fixture block in the embodiment of the present invention;

fig. 4 is an exploded view of two semicircular threaded snap-gauge structures according to an embodiment of the present invention;

fig. 5 is a schematic view of a partial structure of a pressing mechanism according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a pressing block structure according to an embodiment of the present invention.

In the figure: 1. a base; 11. connecting blocks; 12. a hollow rubber sealing disc; 13. a card slot; 2. a support mechanism; 21. an arc-shaped clamping plate; 22. a semicircular threaded snap plate; 23. a pull rod; 24. a clamping block; 3. a pressing mechanism; 31. a threaded rod; 32. briquetting; 33. a sleeve; 34. pressing a plate; 35. a spring; 36. a limiting clamping block; 4. a docking mechanism; 41. a truncated cone shaped docking cover; 42. an extension block; 43. an inverted T-shaped guide bar; 44. and (4) inserting a sleeve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-6, the present embodiment provides a sealing member for a stainless steel pressure gauge, including a base 1, a supporting mechanism 2 and a pressing mechanism 3, wherein the base 1 is provided with an internal threaded hole rotatably inserted into a threaded joint of an external device, and the base 1 is inserted into the threaded joint of the external device through the internal threaded hole, so that the base 1 can be fixed first.

The supporting mechanism 2 comprises two arc-shaped clamping plates 21, the two arc-shaped clamping plates 21 are symmetrically distributed, a pull rod 23 is vertically and fixedly arranged at the bottom end of each arc-shaped clamping plate 21, a clamping block 24 is fixedly arranged on the side wall, close to the base 1, of the bottom end of each pull rod 23, two connecting blocks 11 are symmetrically and fixedly arranged on the outer wall of the base 1, clamping grooves 13 connected with the clamping blocks 24 are formed in the side walls of the connecting blocks 11, the two arc-shaped clamping plates 21 are symmetrically distributed on the two sides of the stainless steel pressure gauge, and the clamping blocks 24 are connected in the clamping grooves 13 in a clamping mode.

The pressing mechanism 3 comprises a threaded rod 31 and a sleeve 33, wherein semicircular notches are respectively formed in the mutually close sides of the upper ends of two circular arc-shaped clamping plates 21, semicircular thread clamping plates 22 are vertically and fixedly arranged at the upper ends of the semicircular notches, the sleeve 33 is sleeved on the outer walls of the two semicircular thread clamping plates 22, the threaded rod 31 is rotatably connected with a pressing block 32 capable of pressing down the shell of the stainless steel pressure gauge after penetrating through the inner cavities of the two semicircular thread clamping plates 22, the two semicircular thread clamping plates 22 are butted together to form a circular thread sleeve, the sleeve 33 is sleeved on the outer walls of the two semicircular thread clamping plates 22, the pressing block 32 is arranged on the side wall, far away from the base 1, of the outer wall of the stainless steel pressure gauge, the threaded rod 31 is rotated by bare hands, so that the inner cavities of the two semicircular thread clamping plates 22 of the threaded rod 31 can be rotated to drive the pressing block 32 to be pressed down, and when the pressing block 32 is abutted against the side wall of the stainless steel pressure gauge, can push down the stainless steel manometer, until with the interface butt joint of stainless steel manometer in the interior screw hole of base 1, realize seamless butt joint, guarantee the leakproofness of junction, change the mode that the transmission adopted the screw thread butt joint, easy operation is convenient.

When installing the stainless steel manometer, rotate earlier base 1 through the screwed joint of internal thread hole with external device and peg graft, then with two circular arc cardboard 21 symmetric distributions in the both sides of stainless steel manometer and guarantee that two semicircular thread cardboard 22 dock and form circular screw sleeve together, simultaneously with the 24 joints of fixture block in draw-in groove 13, and overlap sleeve 33 at two semicircular thread cardboard 22 outer walls, rotate threaded rod 31 in two semicircular thread cardboard 22 inner chambers again, can drive briquetting 32 and push down, drive the stainless steel manometer promptly and push down, until dock the interface of stainless steel manometer in the internal thread hole of base 1, change the mode that the screw thread butted is adopted in the transmission, easy operation is convenient.

In order to further improve the connection sealing performance, the upper end of the internal thread hole of the base 1 is provided with the docking mechanism 4, the docking mechanism 4 comprises a truncated cone-shaped docking cover 41, the inner wall of the truncated cone-shaped docking cover 41 is provided with a sealing gasket, the bottom end of the truncated cone-shaped docking cover 41 is fixedly provided with an inserting sleeve 44 inserted into the internal thread hole, the inserting sleeve 44 of the truncated cone-shaped docking cover 41 is inserted into the internal thread hole of the base 1, then the truncated cone-shaped docking cover 41 serves as a connecting piece in docking with a stainless steel pressure gauge interface, the sealing gasket is arranged on the inner wall of the truncated cone-shaped docking cover 41, as long as the stainless steel pressure gauge interface is pressed and attached to the sealing gasket of the truncated cone-shaped docking cover 41, the sealing performance can be guaranteed, and the accuracy of numerical value display is improved.

Example 2

Referring to fig. 1-6, a further improvement is made on the basis of embodiment 1:

the outer wall of threaded rod 31 slides and cup joints pressure disk 34 that is located the sleeve 33 top, and the outer wall of threaded rod 31 slides and cup joints the spring 35 that pushes down pressure disk 34 in real time, utilizes spring 35's elastic potential energy to push down pressure disk 34 in real time to can cup joint sleeve 33 at two semi-circular thread cardboard 22 outer walls all the time through pressure disk 34, avoid two semi-circular thread cardboard 22 to separate, influence the normal support use of whole supporting mechanism 2.

The fixed cavity rubber seal dish 12 that is equipped with in inside in internal thread hole, the internal thread hole that inserts base 1 and external device screwed joint and the internal thread hole grafting of base 1 when the grafting cover 44 of round platform shape butt joint cover 41, through setting up the medium that cavity rubber seal dish 12 docks as the centre, leakproofness when can strengthening the butt joint further strengthens junction leakproofness, ensures stainless steel pressure gauge's normal use.

The lateral wall all distributes to the slope of one side top that is close to base 1 about the inside of draw-in groove 13, and lateral wall is parallel about draw-in groove 13 is inside about lateral wall and draw-in groove 24 about, with draw-in groove 13 slope distribution, inside draw bar 23 upwards taut when draw-in groove 13 is gone into to the draw-in block 24 card, and draw-in groove 13 is difficult to be broken away from in to the draw-in block 24, ensures the stability of stainless steel manometer installation.

Be the arc structure with briquetting 32 for briquetting 32 can be better with the outer wall laminating of stainless steel manometer.

Both sides are all fixed to be equipped with spacing fixture block 36 around the bottom of briquetting 32, utilize spacing fixture block 36 to block respectively in the outer wall both sides of stainless steel manometer, avoid misplacing between stainless steel manometer and the briquetting 32, lead to the installation position deviation to appear.

The outer wall bilateral symmetry of round platform shape butt joint cover 41 is fixed and is equipped with two extension pieces 42, extension piece 42 bottom vertical fixation is equipped with inverted T type guide bar 43, inverted T type spout with inverted T type guide bar 43 slip grafting is seted up to the upper end of base 1, round platform shape butt joint cover 41 is pressed down in step along the stainless steel manometer of pushing down, in order to ensure the stability that round platform shape butt joint cover 41 pushed down, inverted T type guide bar 43 through extension piece 42 lower extreme slides along inverted T type spout is inside in step, neither influence the position adjustment of round platform shape butt joint cover 41, stability when can strengthen round platform shape butt joint cover 41 adjustment position again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealing member for stainless steel manometer, includes base (1), supporting mechanism (2) and pushes down mechanism (3), its characterized in that: the base (1) is provided with an internal threaded hole which is rotationally inserted with a threaded joint of external equipment;

the supporting mechanism (2) comprises two arc-shaped clamping plates (21), the two arc-shaped clamping plates (21) are symmetrically distributed, a pull rod (23) is vertically and fixedly arranged at the bottom end of each arc-shaped clamping plate (21), a clamping block (24) is fixedly arranged on the side wall, close to the base (1), of the bottom end of each pull rod (23), two connecting blocks (11) are symmetrically and fixedly arranged on the outer wall of the base (1), and clamping grooves (13) clamped with the clamping blocks (24) are formed in the side wall of each connecting block (11);

the pressing mechanism (3) comprises a threaded rod (31) and a sleeve (33), wherein semicircular notches are formed in the sides, close to each other, of the upper ends of the two arc-shaped clamping plates (21), semicircular thread clamping plates (22) are vertically and fixedly arranged at the upper ends of the semicircular notches, the sleeve (33) is sleeved on the outer walls of the two semicircular thread clamping plates (22), and the threaded rod (31) is rotatably connected with a pressing block (32) capable of pressing down a stainless steel pressure gauge shell after rotatably penetrating through the inner cavities of the two semicircular thread clamping plates (22);

the outer wall of threaded rod (31) slides and is cup jointed pressure disk (34) that are located sleeve (33) top, the outer wall of threaded rod (31) slides and is cup jointed spring (35) that pushes down pressure disk (34) in real time.

2. The sealing member for a stainless steel pressure gauge according to claim 1, wherein: the inside in internal thread hole is fixed and is equipped with hollow rubber seal dish (12).

3. The sealing member for a stainless steel pressure gauge according to claim 1, wherein: the side walls of the upper side and the lower side of the interior of the clamping groove (13) are obliquely distributed above one side close to the base (1), and the side walls of the upper side and the lower side of the clamping block (24) are parallel to the side walls of the interior of the clamping groove (13).

4. The sealing member for a stainless steel pressure gauge according to claim 1, wherein: the pressing block (32) is of an arc-shaped structure, and the front side and the rear side of the bottom end of the pressing block (32) are both fixedly provided with limiting clamping blocks (36).

5. The sealing member for a stainless steel pressure gauge according to claim 1, wherein: the butt joint mechanism (4) is arranged at the upper end of the internal thread hole of the base (1), the butt joint mechanism (4) comprises a truncated cone-shaped butt joint cover (41) and a sealing washer is arranged on the inner wall of the truncated cone-shaped butt joint cover (41), and a plug-in sleeve (44) which is plugged with the internal thread hole is fixedly arranged at the bottom end of the truncated cone-shaped butt joint cover (41).

6. The seal according to claim 5, wherein: the outer wall bilateral symmetry of round platform shape butt joint cover (41) is fixed and is equipped with two and extends piece (42), it is equipped with handstand T type guide bar (43) to extend piece (42) bottom vertical fixation, the handstand T type spout of pegging graft with handstand T type guide bar (43) slip is seted up to the upper end of base (1).