CN214222320U

CN214222320U - Negative pressure rubber joint

Info

Publication number: CN214222320U
Application number: CN202022883773.2U
Authority: CN
Inventors: 赵建设; 赵少朋
Original assignee: Henan Huayuan Water Supply Equipment Co ltd
Current assignee: Henan Huayuan Water Supply Equipment Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-09-17
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a negative pressure rubber joint relates to rubber joint technical field, specifically be including rubber joint, the first connecting plate of one side fixedly connected with and the second connecting plate of rubber joint, first connecting plate and second connecting plate symmetric distribution are at rubber joint's both ends, one side fixedly connected with spliced pole of second connecting plate, the fixed surface of spliced pole is connected with the screw rod, one side fixedly connected with fixing base of first connecting plate, the sliding surface of screw rod connects in the inside of fixing base, the equal threaded connection in both sides that the screw rod is close to the fixing base has tight set nut. This negative pressure rubber joint through the setting of first solid fixed ring, makes this negative pressure rubber joint possess the fixed clamp tightly and the effectual effect of using, sets up through the cooperation of the solid fixed ring of second and dead lever, can strengthen rubber joint's leakproofness at the in-process that uses, improves rubber joint's security and stability to play the effect that the leakproofness is good, reached convenient dismantlement and the purpose that the practicality is strong.

Description

Negative pressure rubber joint

Technical Field

The utility model relates to a rubber joint technical field specifically is a negative pressure rubber joint.

Background

The negative pressure resistant rubber joint is widely used in basic engineering of chemical engineering, building, water supply, water drainage, petroleum, light and heavy industries, refrigeration, sanitation, water heating, fire fighting, electric power and the like. The rubber joint has good strength, ensures that the rubber joint cannot be stretched and torn in the using process, can be transversely restored to the original shape after compression deformation, has good pressure resistance, ensures the safety of the weakest part of the rubber joint, and particularly has to be additionally provided with a secondary device when the rubber joint is used at a high pressure of more than 2.0 MPa.

The existing negative pressure rubber joint has the defects of inconvenient installation and poor sealing effect. Therefore, a negative pressure rubber joint is urgently needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a negative pressure rubber joint has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a negative pressure rubber joint comprises a rubber joint, wherein one side of the rubber joint is fixedly connected with a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are symmetrically distributed at two ends of the rubber joint, one side of the second connecting plate is fixedly connected with a connecting column, the surface of the connecting column is fixedly connected with a screw, one side of the first connecting plate is fixedly connected with a fixed seat, the surface of the screw rod is connected inside the fixed seat in a sliding way, both sides of the screw rod close to the fixed seat are both connected with fastening nuts in a threaded way, the bottom of the fastening nut is abutted against the surface of the fixed seat, the number of the connecting columns and the number of the fixed seats are four, one side fixedly connected with connecting rod that the rubber connects, one side of connecting rod is rotated and is connected with first solid fixed ring, the opposite side of connecting rod is rotated and is connected with the solid fixed ring of second.

Optionally, one side fixedly connected with fixed column of first solid fixed ring, one side fixedly connected with gag lever post of fixed column, the through-hole has all been seted up to one side of first solid fixed ring and the solid fixed ring of second, the size of gag lever post and the size looks adaptation of the solid fixed ring's of first solid fixed ring and second through-hole.

Optionally, a limiting bump is fixed on one side of the limiting rod, a guide column is fixedly connected to the surface of the limiting rod, and a fixing rod is slidably connected to one side of the guide column.

Optionally, a rectangular groove is formed in the surface of the fixing rod, and the size of the guide column is matched with the size of the rectangular groove.

Optionally, a limiting groove is formed in one end of the fixing rod, the size of the limiting lug is matched with that of the limiting groove, and the number of the first fixing rings and the number of the second fixing rings are two and are symmetrically distributed at two ends of the rubber joint respectively.

Optionally, the number of the connecting columns and the number of the fixing seats are four, the connecting columns and the fixing seats are respectively and uniformly distributed on one sides of the first connecting plate and the second connecting plate, and the number of the screw rods is four.

(III) advantageous effects

The utility model provides a negative pressure rubber joint possesses following beneficial effect:

1. this negative pressure rubber joint through the setting of first solid fixed ring, makes this negative pressure rubber joint possess the fixed clamp tightly and the effectual effect of using, sets up through the cooperation of the solid fixed ring of second and dead lever, can strengthen rubber joint's leakproofness at the in-process that uses, improves rubber joint's security and stability to play the effect that the leakproofness is good, reached convenient dismantlement and the purpose that the practicality is strong.

2. This negative pressure rubber joint through the setting of tight set nut, makes this negative pressure rubber joint possess the effect of being convenient for adjust and install, sets up through the cooperation of spliced pole and screw rod, can conveniently adjust the distance between first connecting plate and the second connecting plate at the in-process that uses to play the effect that improves work efficiency, reached the purpose of being convenient for to install and operate in a flexible way.

Drawings

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

FIG. 2 is a schematic structural view of the fixing rod of the present invention;

FIG. 3 is a schematic structural view of the stop lever of the present invention;

fig. 4 is a schematic structural view of the present invention from above.

In the figure: 1. a rubber joint; 2. a first connecting plate; 3. a second connecting plate; 4. connecting columns; 5. a screw; 6. a fixed seat; 7. tightening the nut; 8. a connecting rod; 9. a first retaining ring; 10. a second retaining ring; 11. fixing a column; 12. a limiting rod; 13. a limiting bump; 14. a guide post; 15. fixing the rod; 16. a rectangular groove; 17. a limiting groove.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a negative pressure rubber joint comprises a rubber joint 1, wherein a first connecting plate 2 and a second connecting plate 3 are fixedly connected to one side of the rubber joint 1, the first connecting plate 2 and the second connecting plate 3 are symmetrically distributed at two ends of the rubber joint 1, a connecting column 4 is fixedly connected to one side of the second connecting plate 3, a screw 5 is fixedly connected to the surface of the connecting column 4, a fixing seat 6 is fixedly connected to one side of the first connecting plate 2, the surface of the screw 5 is slidably connected to the inside of the fixing seat 6, the number of the connecting columns 4 and the number of the fixing seats 6 are four, the connecting columns 4 and the fixing seats 6 are respectively and uniformly distributed at one sides of the first connecting plate 2 and the second connecting plate 3, the number of the screws 5 is four, fastening nuts 7 are respectively and threadedly connected to two sides of the screws 5, which are close to the fixing seats 6, the bottoms of the fastening nuts 7 are abutted, one side of the rubber joint 1 is fixedly connected with a connecting rod 8, one side of the connecting rod 8 is rotatably connected with a first fixing ring 9, the other side of the connecting rod 8 is rotatably connected with a second fixing ring 10, one side of the first fixing ring 9 is fixedly connected with a fixing column 11, one side of the fixing column 11 is fixedly connected with a limiting rod 12, one sides of the first fixing ring 9 and the second fixing ring 10 are respectively provided with a through hole, the size of the limiting rod 12 is matched with the size of the through holes of the first fixing ring 9 and the second fixing ring 10, one side of the limiting rod 12 is fixedly provided with a limiting lug 13, the surface of the limiting rod 12 is fixedly connected with a guide post 14, one side of the guide post 14 is slidably connected with a fixing rod 15, the surface of the fixing rod 15 is provided with a rectangular groove 16, the size of the guide post 14 is matched with the size of the rectangular groove 16, one end of the fixing, the number of the first fixing rings 9 and the number of the second fixing rings 10 are two, and the two fixing rings are respectively and symmetrically distributed at two ends of the rubber joint 1.

When the rubber joint 1 is used, firstly, the fastening nut 7 can be screwed, the material of the rubber joint 1 is soft, the fastening nut 7 rotates to press the fixing seat 6 downwards, the first connecting plate 2 is enabled to move downwards, the distance between the first connecting plate 2 and the second connecting plate 3 is adjusted, the rubber joint 1 is convenient to install, at the moment, the first fixing ring 9 and the second fixing ring 10 are in an open state, the limiting rod 12 and the fixing rod 15 are in the same horizontal line, after the rubber joint 1 is installed, the first fixing ring 9 and the second fixing ring 10 are closed, as the limiting rod 12 and the fixing rod 15 are in the same horizontal line, the fixing rod 15 penetrates through the second fixing ring 10, then the fixing rod 15 is pulled to separate the limiting lug 13 from the limiting groove 17, the guide column 14 slides in the rectangular groove 16 of the fixing rod 15, finally, the fixing rod 15 rotates ninety degrees, and the fixing rod 15 is abutted to one side of the second fixing ring 10, fix rubber joint 1 and seal, when needs are dismantled, can on the contrary with the aforesaid to play the effect that the leakproofness is good, reached convenient dismantlement and the purpose that the practicality is strong.

The utility model discloses a theory of operation and beneficial effect: this negative pressure rubber joint, setting through first solid fixed ring 9, make this negative pressure rubber joint possess the fixed clamp and press from both sides tight and the effectual effect of application, cooperation setting through solid fixed ring 10 of second and dead lever 15, the leakproofness of rubber joint 1 can be strengthened at the in-process that uses, improve the security and the stability of rubber joint 1, thereby the effect that the leakproofness is good has been played, the purpose that convenient dismantlement and practicality are strong has been reached, setting through lock nut 7, make this negative pressure rubber joint possess the effect of being convenient for adjust and installation, cooperation setting through spliced pole 4 and screw rod 5, the in-process of using can conveniently adjust the distance between first connecting plate 2 and the second connecting plate 3, thereby the effect of improving work efficiency has been played, the purpose of being convenient for installation and flexible operation has been reached.

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 negative pressure rubber joint, includes rubber joint (1), its characterized in that: the rubber joint comprises a rubber joint (1), a first connecting plate (2) and a second connecting plate (3) are fixedly connected to one side of the rubber joint (1), the first connecting plate (2) and the second connecting plate (3) are symmetrically distributed at two ends of the rubber joint (1), a connecting column (4) is fixedly connected to one side of the second connecting plate (3), a screw rod (5) is fixedly connected to the surface of the connecting column (4), a fixing seat (6) is fixedly connected to one side of the first connecting plate (2), the screw rod (5) is connected to the inside of the fixing seat (6) in a surface sliding mode, tightening nuts (7) are in threaded connection with the two sides of the screw rod (5) close to the fixing seat (6), the bottom of each tightening nut (7) is abutted to the surface of the fixing seat (6), the connecting columns (4) and the fixing seats (6) are four in number, a connecting rod (8) is fixedly connected to one side of the rubber joint (1), one side of connecting rod (8) is rotated and is connected with first solid fixed ring (9), the opposite side of connecting rod (8) is rotated and is connected with solid fixed ring of second (10).

2. The negative pressure rubber joint as set forth in claim 1, wherein: one side fixedly connected with fixed column (11) of first solid fixed ring (9), one side fixedly connected with gag lever post (12) of fixed column (11), the through-hole has all been seted up to one side of the solid fixed ring of first solid fixed ring (9) and the solid fixed ring of second (10), the size of gag lever post (12) and the size looks adaptation of the through-hole of the solid fixed ring of first solid fixed ring (9) and second (10).

3. The negative pressure rubber joint as set forth in claim 2, wherein: a limiting bump (13) is fixed on one side of the limiting rod (12), a guide column (14) is fixedly connected to the surface of the limiting rod (12), and a fixing rod (15) is slidably connected to one side of the guide column (14).

4. The negative pressure rubber joint as set forth in claim 3, wherein: the surface of the fixed rod (15) is provided with a rectangular groove (16), and the size of the guide column (14) is matched with that of the rectangular groove (16).

5. The negative pressure rubber joint as set forth in claim 4, wherein: spacing groove (17) have been seted up to the one end of dead lever (15), the size of spacing lug (13) and the size looks adaptation of spacing groove (17), the quantity of the solid fixed ring of first solid fixed ring (9) and second (10) is two, and the difference symmetric distribution is at the both ends of rubber joint (1).

6. The negative pressure rubber joint as set forth in claim 1, wherein: the quantity of spliced pole (4) and fixing base (6) is four, spliced pole (4) and fixing base (6) evenly distributed respectively in one side of first connecting plate (2) and second connecting plate (3), the quantity of screw rod (5) is four.