CN213840028U

CN213840028U - Three-way check valve convenient to install

Info

Publication number: CN213840028U
Application number: CN202022657015.9U
Authority: CN
Inventors: 贾晓君; 罗先顺; 刘建
Original assignee: Bsg Fluid Technology Co ltd
Current assignee: Bsg Fluid Technology Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-30
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a three-way check valve convenient to installation, concretely relates to check valve field, which comprises a valve body, the left and right sides of valve body all is provided with the connecting pipe, two connecting blocks of top fixedly connected with of valve body the top of connecting block is all inserted and is equipped with the bracing piece, two the top fixedly connected with roof of bracing piece, interior storehouse has been seted up to the inside of roof, the top fixedly connected with support of interior storehouse inner wall, the middle part of support is run through and is inserted and be equipped with the dwang, the surface of dwang is through the inner wall swing joint of embedded bearing and support, the bottom of roof is run through and is inserted and be equipped with the inserted bar, the surface of inserted bar is through the inner wall swing joint of embedded bearing and roof, the three first conical gear of fixed surface connection of dwang. The utility model discloses a clamping bar for the valve body can be fixed at the middle part of two connecting pipes, and the personnel of being convenient for connect the flange of valve body and connecting pipe.

Description

Three-way check valve convenient to install

Technical Field

The utility model relates to a three-way check valve field, concretely relates to three-way check valve convenient to installation.

Background

The check valve is a valve whose opening and closing part is a circular valve clack and acts by self weight and medium pressure to block medium backflow, belongs to the automatic valve class, and is also called a check valve, a one-way valve, a backflow valve or an isolation valve.

In the prior art, when the personnel install the tee bend check valve in the middle of two sections unsettled pipelines, because do not have bearing structure to support the tee bend check valve, generally through the manpower support, the staff need support the tee bend check valve on one side, is connected the flange department of tee bend check valve with the flange department of pipeline on one side, and its operation is too troublesome, and inconvenient staff's installation increases staff's intensity of labour, is unfavorable for people's use.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a three-way check valve convenient to installation through the clamping bar to solve among the prior art because the middle part of two sections pipelines does not have bearing structure to support three-way check valve and lead to personnel to need support the check valve on one side, be connected its problem of operating too troublesome with check valve and pipeline on one side.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the three-way check valve convenient to install comprises a valve body, wherein connecting pipes are arranged on the left side and the right side of the valve body, two connecting blocks are fixedly connected to the top of the valve body, supporting rods are inserted into the tops of the two connecting blocks, a top plate is fixedly connected to the tops of the two supporting rods, an inner bin is arranged inside the top plate, a support is fixedly connected to the top of the inner wall of the inner bin, a rotating rod is inserted into the middle of the support in a penetrating manner, the surface of the rotating rod is movably connected with the inner wall of the support through an embedded bearing, an inserting rod is inserted into the bottom of the top plate in a penetrating manner, the surface of the inserting rod is movably connected with the inner wall of the top plate through an embedded bearing, three first bevel gears are fixedly connected to the surface of the rotating rod, a second bevel gear is fixedly connected to the top of the inserting rod, threaded rods are arranged on the left side and the right side of the inner wall of the inner bin, and the upper end and the lower end of each threaded rod are movably connected with the inner wall of the inner bin through an embedded bearing, the surfaces of the two threaded rods are fixedly connected with third bevel gears, the inserted link, the rotating rod and the threaded rods form a linkage structure through the first bevel gear, the second bevel gear and the third bevel gear, the surfaces of the two threaded rods are sleeved with threaded sleeves, the left side and the right side of the inner bin are both provided with moving grooves, moving blocks are arranged inside the two moving grooves, the surfaces of the two moving blocks are both fixedly connected with the surfaces of the thread sleeves at corresponding positions, the annular ring has all been seted up to the left and right sides of interior storehouse bottom, two the bottom of thread bush all passes the inside of two annular rings and extends to the outside of roof, two the equal fixedly connected with fixed block in bottom of thread bush, two both ends all articulate around the fixed block has the clamping bar, per two in the left and right sides the clamping bar is close to the equal fixedly connected with magnetic path in bottom of one side each other.

Further, two the inside of connecting block has all been seted up and has been pressed from both sides the groove, two the inside all fixedly connected with spring in clamp groove, two the front end all fixedly connected with clamp splice, two of spring the rear end all fixedly connected with pull rod, two of clamp splice the rear end of pull rod all passes and presss from both sides the groove and extends to the outside in clamp groove, two the fixed slot has all been seted up to the position department that the bracing piece is close to the clamp splice.

Furthermore, first rubber pads are glued on the surfaces of the rear ends of the two pull rods, and a plurality of groups of first anti-skid grains are formed in the first rubber pads.

Furthermore, the number of the supports is two, and the two supports are arranged on the left side and the right side of the inner bin by taking a center line in the vertical direction of the front surface of the inner bin as a symmetry axis.

Furthermore, a second rubber pad is glued on the bottom end surface of the inserted bar, and a plurality of groups of second anti-skid grains are formed in the second rubber pad.

Furthermore, every two of left and right sides one side that the clamping bar is close to each other all is the cambered surface setting, every two of left and right sides one side that the clamping bar is close to each other all laminates with the surface of connecting pipe mutually.

Furthermore, a third rubber pad is glued to one side, close to each other, of each two clamping rods on the left side and the right side, and a plurality of groups of third anti-skidding lines are arranged on the third rubber pads.

The utility model has the advantages of as follows:

the utility model makes the fixed block move along the vertical direction by the rotation of the inserted rod by personnel, thereby driving the threaded rod to do circular motion, under the limit action of the threaded structure of the surface of the threaded rod and the inner wall of the threaded sleeve and the moving groove, when the bottom of the fixed block is attached to the surface of the connecting pipe, then the clamping rod is rotated towards the direction close to each other by personnel, the clamping rod clamps the surface of the connecting pipe by fixing through the magnetic block, because the clamping rod clamps the surface of the connecting pipe, the valve body is fixed at the middle position of the two connecting pipes, when the personnel connects the valve body and the flange of the connecting pipe, the personnel do not need to support the valve body by manpower all the time to conveniently connect the valve body and the connecting pipe, thereby facilitating the use of users, shortening the time consumed by the personnel during the installation, reducing the physical power consumed by the personnel during the, personnel can remove the pull rod to the direction of keeping away from the clamp groove for the clamp splice breaks away from the inside of fixed slot, thereby can make the fixed establishment of the device can demolish, has realized that it can used repeatedly, has saved manufacturing cost, has improved the device's practical practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of a front view of the present invention;

fig. 2 is a schematic cross-sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

FIG. 4 is a schematic side view of the fixing block, the clamping bar and the magnetic block of the present invention;

fig. 5 is the structure schematic diagram of the valve body, the connecting block and the supporting rod of the present invention.

In the figure: 1. a valve body; 2. a connecting pipe; 3. a connecting block 4 and a support rod; 5. a top plate; 6. an inner bin; 7. a support; 8. rotating the rod; 9. inserting a rod; 10. a first bevel gear; 11. a second bevel gear; 12. a threaded rod; 13. a third bevel gear; 14. a threaded sleeve; 15. a moving groove; 16. a moving block; 17. annular ring; 18. a fixed block; 19. a clamping bar; 20. a magnetic block; 21. a clamping groove; 22. a spring; 23. a clamping block; 24. a pull rod; 25. and fixing the grooves.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to the attached drawings 1-5 of the specification, the three-way check valve convenient to install of the embodiment comprises a valve body 1, connecting pipes 2 are arranged on the left side and the right side of the valve body 1, two connecting blocks 3 are fixedly connected to the top of the valve body 1, supporting rods 4 are inserted into the tops of the two connecting blocks 3, top plates 5 are fixedly connected to the tops of the two supporting rods 4, an inner bin 6 is arranged inside the top plate 5, a support 7 is fixedly connected to the top of the inner wall of the inner bin 6, a rotating rod 8 is inserted into the middle of the support 7 in a penetrating manner, the surface of the rotating rod 8 is movably connected with the inner wall of the support 7 through an embedded bearing, an inserting rod 9 is inserted into the bottom of the top plate 5 in a penetrating manner, the surface of the inserting rod 9 is movably connected with the inner wall of the top plate 5 through an embedded bearing, three first bevel gears 10 are fixedly connected to the surface of the rotating rod 8, the top of the inserted link 9 is fixedly connected with a second bevel gear 11, the left side and the right side of the inner wall of the inner bin 6 are both provided with a threaded rod 12, the upper end and the lower end of the threaded rod 12 are both movably connected with the inner wall of the inner bin 6 through an embedded bearing, the surfaces of the two threaded rods 12 are both fixedly connected with a third bevel gear 13, the inserted link 9, the rotating link 8 and the threaded rod 12 form a linkage structure through a first bevel gear 10, the second bevel gear 11 and the third bevel gear 13, the surfaces of the two threaded rods 12 are both sleeved with threaded sleeves 14, the left side and the right side of the inner bin 6 are both provided with moving grooves 15, the two moving blocks 16 are both arranged inside the moving grooves 15, the surfaces of the two moving blocks 16 are both fixedly connected with the surfaces of the threaded sleeves 14 at corresponding positions, the left side and the right side of the bottom of the inner bin 6 are both provided with annular holes 17, the bottoms of the two threaded sleeves 14 both penetrate through the insides of the two annular holes 17 and extend to the outside of the top plate 5, two the bottom of thread bush 14 is fixedly connected with fixed block 18 all, two both ends all articulate there is clamping bar 19 around fixed block 18, every two in the left and right sides clamping bar 19 is close to the bottom of one side all fixedly connected with magnetic path 20 each other.

Furthermore, there are two supports 7, and two supports 7 are arranged on the left side and the right side of the inner bin 6 by taking the central line of the front vertical direction of the inner bin 6 as a symmetry axis.

Furthermore, a second rubber pad is glued on the bottom end surface of the inserted link 9, and a plurality of groups of second anti-skid grains are formed on the second rubber pad.

Furthermore, every two of the left and right sides one side that clamping rod 19 is close to each other all is the cambered surface setting, every two of the left and right sides one side that clamping rod 19 is close to each other all laminates with the surface of connecting pipe 2 mutually.

Furthermore, a third rubber pad is glued to one side of each two clamping rods 19 on the left side and the right side, which are close to each other, and a plurality of groups of third anti-skidding threads are arranged on the third rubber pads.

The implementation scenario is specifically as follows: in the actual use process, a person places the valve body 1 in the middle of the two connecting pipes 2, holds the surfaces of the inserting rods 9 by hands, the second rubber pads on the surfaces of the inserting rods 9 increase the friction force between the hands of the person and the surfaces of the inserting rods 9, so that the person can hold the inserting rods 9 more stably, then rotates the inserting rods 9 to make the inserting rods 9 perform circular motion to drive the second bevel gears 11 to perform circular motion, and makes the rotating rods 8 perform circular motion under the mutual meshing action of the second bevel gears 11 and the first bevel gears 10 close to the second bevel gears 8, due to the existence of the two brackets 7, under the supporting action of the two brackets 7, the rotating rods 8 are more stably in the rotating process, the rotating rods 8 perform circular motion to drive the other two first bevel gears 10 to perform circular motion, and under the meshing action between the other two first bevel gears 10 and the two third bevel gears 13, the two threaded rods 12 are enabled to do circular motion, under the action of the threaded structures on the surfaces of the threaded rods 12 and the inner walls of the threaded sleeves 14 and the limiting action of the moving grooves 15 and the moving blocks 16, the threaded sleeves 14 are enabled to move in the direction away from the inner bin 6 along the vertical direction, so that the fixed blocks 18 are driven to move towards the surfaces close to the connecting pipes 2, when the fixed blocks 18 are attached to the surfaces of the connecting pipes 2, the clamping rods 19 on the left side and the right side are respectively rotated, the clamping rods 19 do circular motion towards the direction close to each other until the two magnetic blocks 20 are contacted with each other, the clamping rods 19 are fixed, as the sides, close to each other, of the clamping rods 19 are all arc-shaped, the surface contact of the clamping rods 19 and the connecting pipes 2 can be more sufficient, under the action of third rubber pads on the surfaces of the clamping rods 19, the friction force between the surfaces of the clamping rods 19 and the surfaces of the connecting pipes 2 is increased, and the clamping rods 19 clamp the connecting pipes 2 more firmly, the valve body 1 is fixed in the middle of the two connecting pipes 2, and the embodiment specifically solves the problem that in the prior art, due to the fact that no supporting structure supports the valve body 1, personnel need to support the valve body 1 manually, and the operation is too troublesome.

Further, two clamp groove 21 has all been seted up to the inside of connecting block 3, two the inside of clamp groove 21 is fixedly connected with spring 22 all, two the front end of spring 22 is fixedly connected with clamp splice 23 all, two the rear end of clamp splice 23 is fixedly connected with pull rod 24 all, two the rear end of pull rod 24 all passes clamp groove 21 and extends to the outside of clamp groove 21, two fixed slot 25 has all been seted up to the position department that the bracing piece 4 is close to clamp splice 23.

Furthermore, first rubber pads are glued on the surfaces of the rear ends of the two pull rods 24, and a plurality of groups of first anti-skid grains are arranged on the first rubber pads.

The implementation scenario is specifically as follows: in the in-process of in-service use, when personnel need pull down bracing piece 4 and roof 5, the surface of pull rod 24 is held to personnel, under the effect of the first rubber pad in pull rod 24 surface, increase the frictional force between 24 surfaces of pull rod and the personnel hand, make personnel can be more firm with what pull rod 24 held, afterwards, move pull rod 24 to the direction of keeping away from connecting block 3, make clamp splice 23 to the direction removal of keeping away from fixed slot 25, thereby break away from the inside of fixed slot 25, personnel alright take off bracing piece 4 and roof 5, this embodiment is in order to realize device's fixture repeatedly usable, and manufacturing cost is saved.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. Three-way check valve convenient to installation, including valve body (1), its characterized in that: the connecting pipe is characterized in that connecting pipes (2) are arranged on the left side and the right side of the valve body (1), two connecting blocks (3) are fixedly connected to the top of the valve body (1), supporting rods (4) are inserted into the tops of the two connecting blocks (3), a top plate (5) is fixedly connected to the tops of the two supporting rods (4), an inner bin (6) is arranged inside the top plate (5), a support (7) is fixedly connected to the top of the inner wall of the inner bin (6), a rotating rod (8) is inserted into the middle of the support (7) in a penetrating manner, the surface of the rotating rod (8) is movably connected with the inner wall of the support (7) through an embedded bearing, an inserting rod (9) is inserted into the bottom of the top plate (5) in a penetrating manner, the surface of the inserting rod (9) is movably connected with the inner wall of the top plate (5) through an embedded bearing, and three first bevel gears (10) are fixedly connected to the surface of the rotating rod (8), the top of the inserted bar (9) is fixedly connected with a second bevel gear (11), the left side and the right side of the inner wall of the inner bin (6) are respectively provided with a threaded bar (12), the upper end and the lower end of each threaded bar (12) are movably connected with the inner wall of the inner bin (6) through an embedded bearing, the surfaces of the two threaded bars (12) are respectively fixedly connected with a third bevel gear (13), the inserted bar (9), the rotating bar (8) and the threaded bars (12) form a linkage structure through a first bevel gear (10), the second bevel gear (11) and the third bevel gear (13), the surfaces of the two threaded bars (12) are respectively sleeved with a threaded sleeve (14), the left side and the right side of the inner bin (6) are respectively provided with a moving groove (15), the insides of the two moving grooves (15) are respectively provided with a moving block (16), the surfaces of the two moving blocks (16) are respectively fixedly connected with the surfaces of the threaded sleeves (14) at corresponding positions, ring hole (17) have all been seted up to the left and right sides of interior storehouse (6) bottom, two the bottom of thread bush (14) all passes the inside of two ring holes (17) and extends to the outside of roof (5), two the equal fixedly connected with fixed block (18) in bottom of thread bush (14), two both ends all articulate in the front and back of fixed block (18) has clamping bar (19), per two of the left and right sides clamping bar (19) are close to the equal fixedly connected with magnetic path (20) in bottom of one side each other.

2. The three-way check valve for ease of installation of claim 1, wherein: two double-layered groove (21), two have all been seted up to the inside of connecting block (3) the inside of double-layered groove (21) is fixedly connected with spring (22), two all fixedly connected with clamp splice (23), two at the front end of spring (22) the rear end of clamp splice (23) is fixedly connected with pull rod (24), two the rear end of pull rod (24) all passes clamp splice (21) and extends to the outside of clamp splice (21), two fixed slot (25) have all been seted up to the position department that bracing piece (4) are close to clamp splice (23).

3. The three-way check valve for ease of installation of claim 2, wherein: first rubber pads are glued on the surfaces of the rear ends of the two pull rods (24), and a plurality of groups of first anti-skid grains are arranged on the first rubber pads.

4. The three-way check valve for ease of installation of claim 1, wherein: the two supports (7) are arranged on the left side and the right side of the inner bin (6) by taking the center line of the vertical direction of the front surface of the inner bin (6) as a symmetry axis.

5. The three-way check valve for ease of installation of claim 1, wherein: and a second rubber pad is glued on the bottom end surface of the inserted bar (9), and a plurality of groups of second anti-skid grains are arranged on the second rubber pad.

6. The three-way check valve for ease of installation of claim 1, wherein: every two in the left and right sides one side that clamping bar (19) are close to each other all is the cambered surface setting, every two in the left and right sides one side that clamping bar (19) are close to each other all laminates with the surface of connecting pipe (2) mutually.

7. The three-way check valve for ease of installation of claim 1, wherein: and third rubber pads are glued on the sides, close to each other, of every two clamping rods (19) on the left side and the right side, and a plurality of groups of third anti-skidding lines are arranged on the third rubber pads.