CN212868064U

CN212868064U - One-way lock with ultra-long service life

Info

Publication number: CN212868064U
Application number: CN202021316175.0U
Authority: CN
Inventors: 陈郎; 陈永乐; 李学州; 唐大春
Original assignee: Zhejiang Legang Mining Industry Machinery Co ltd
Current assignee: Zhejiang Legang Mining Industry Machinery Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-02
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to an one-way lock of overlength life, it includes the valve body, and the valve body includes the casing and fixes the shutoff spare at the casing both ends, be equipped with fixed subassembly between casing and the shutoff spare, a plurality of strengthening grooves have been seted up to the casing outer wall, all are fixed with the beaded finish in the strengthening groove, and the back up coat has been laid to the casing outer wall is fixed, back up coat inner wall and beaded finish fixed connection, and this application has the effect that improves one-way lock life.

Description

One-way lock with ultra-long service life

Technical Field

The application relates to the technical field of valves, in particular to an ultra-long-life one-way lock.

Background

The one-way lock is also called a one-way valve, and the hydraulic control one-way valve is a valve which can enable the one-way valve to reversely flow by controlling the pressure of fluid, and the valve plays an important role in hydraulic support equipment of coal mine machinery.

The shell of the existing one-way lock can deform when being impacted, so that the internal structure is damaged, and the one-way lock cannot be used.

SUMMERY OF THE UTILITY MODEL

In order to solve the fragile defect of one-way lock shell, the application provides a super long-life one-way lock.

The application provides an overlength life one-way lock adopts following technical scheme:

the utility model provides an one-way lock of overlength life, includes the valve body, and the valve body includes the casing and fixes the shutoff piece at the casing both ends, be equipped with fixed subassembly between casing and the shutoff piece, a plurality of strengthening grooves have been seted up to the casing outer wall, all are fixed with the beaded finish in the strengthening groove, and the back up coat, back up coat inner wall and beaded finish fixed connection have been laid to the casing outer wall is fixed.

Through adopting the above technical scheme, fixed subassembly is used for fixed connection casing and shutoff piece, in order to guarantee the life-span of one-way lock, the reinforcement inslot is fixed with the beaded finish, can play the additional strengthening to the casing, the back up coat can play direct guard action to the casing, can also play the fixed action to the beaded finish simultaneously, it is sunken to have prevented effectively that the casing from receiving the impact and producing deformation, the beaded finish can make casing and back up coat more firm simultaneously, the too fragile defect of shell of one-way lock has effectively been solved, and then the life of one-way lock has been improved.

Preferably, the outer wall of the reinforcing ring protrudes out of the outer wall of the shell, the inner wall of the reinforcing layer is provided with a plurality of clamping grooves, and the portion, protruding out of the shell, of the reinforcing ring is fixed in the clamping grooves.

Through adopting above-mentioned technical scheme, a part of beaded finish is fixed in the strengthening groove of casing, and another part is fixed in the draw-in groove of back up coat, can make the fixed more firm between casing and the back up coat, effectively prevents to produce between back up coat and the casing and slides the dislocation, has further improved the life of one-way lock.

Preferably, a plurality of fixed slots are formed in the inner wall of the reinforcing layer, two ends of each fixed slot are communicated with adjacent clamping slots, a fixed strip is fixed in each fixed slot, and two ends of each fixed strip are fixedly connected with the two adjacent reinforcing rings respectively.

Through adopting above-mentioned technical scheme, the fixed strip can be fixed adjacent beaded finish, can make the beaded finish more firm, makes the intensity of back up coat self higher simultaneously, further improvement the life of one-way lock.

Preferably, the outer wall of the reinforcing layer is fixedly paved with a tensile layer.

Through adopting above-mentioned technical scheme, the stretch-proofing layer is located the outside of back up coat, can prevent effectively that the casing from producing tensile work efficiency low that causes, further improvement the external strength of one-way lock.

Preferably, an anti-corrosion layer is fixedly paved on the outer wall of the anti-stretching layer.

Through adopting above-mentioned technical scheme, setting up of anticorrosive coating makes the one-way lock after long-time the use, prevents effectively that the external corrosive material that has from causing the damage to it, further improvement the life of one-way lock.

Preferably, an anti-impact layer is fixedly paved on the outer wall of the anti-corrosion layer.

Through adopting above-mentioned technical scheme, the setting of shock-resistant layer can directly resist external impact force, has effectively prevented that anticorrosive coating, stretch-proofing layer, back up coat and casing from receiving strong striking and producing the damage, has improved the external strength and the life of one-way lock greatly.

Preferably, an elastic buffer layer is fixedly paved on the outer wall of the impact-resistant layer.

Through adopting above-mentioned technical scheme, elastic buffer layer has certain elasticity, can make the one-way lock when receiving external impact force, play buffering absorbing effect, can play the protection effect to the impact layer simultaneously, has improved the life of one-way lock greatly.

Preferably, the fixing assembly comprises a stud and a sealing ring, the stud is fixedly connected to the side wall, close to the shell, of the blocking piece, threaded holes are formed in the side wall, close to the blocking piece, of the shell, the stud is in threaded connection with the shell through the threaded holes, the sealing ring is fixed to the side wall, close to the shell, of the blocking piece and sleeved outside the stud, and after the stud threads enter the threaded holes, the blocking piece and the shell compress the sealing ring.

Through adopting above-mentioned technical scheme, twist the double-screw bolt in the threaded hole for the shutoff piece compresses tightly the sealing washer on the casing, makes the casing convenient and convenient to detach more with the fixed of shutoff piece, and the setting up of sealing washer has guaranteed the leakproofness between casing and the shutoff piece, and then has guaranteed the work efficiency of one-way lock.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the reinforcing ring can reinforce the shell, the reinforcing layer can directly protect the shell, and the reinforcing ring can be fixed, so that the shell is effectively prevented from being deformed and sunken due to impact, the defect that the shell of the one-way lock is too fragile is effectively overcome, and the service life of the one-way lock is prolonged;

2. the reinforcing ring and the clamping groove can enable the shell and the reinforcing layer to be fixed more firmly, effectively prevent the reinforcing layer and the shell from sliding and dislocating, and further prolong the service life of the one-way lock;

3. the fixed strip can be fixed adjacent beaded finish, can make the beaded finish more firm, makes the intensity of back up coat self higher simultaneously, further improvement the life of one-way lock.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial cross-sectional view showing a stud;

FIG. 3 is a partial cross-sectional view showing a reinforcement ring;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

In the figure, 1, a valve body; 11. a housing; 111. a threaded hole; 12. a blocking member; 2. a fixing assembly; 21. a stud; 22. a seal ring; 3. a reinforcing groove; 31. a reinforcement ring; 4. a reinforcement layer; 41. a card slot; 42. fixing grooves; 43. a fixing strip; 5. a stretch resistant layer; 6. an anticorrosive layer; 7. an impact resistant layer; 8. an elastic buffer layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an ultra-long service life one-way lock.

Referring to fig. 1 and 2, the one-way lock includes a valve body 1, the valve body 1 includes a housing 11 and plugging pieces 12 located at two ends of the housing 11, a fixing component 2 is disposed between the plugging pieces 12 and the housing 11, the fixing component 2 is used for fixing and sealing the plugging pieces 12 and the housing 11, a reinforcing layer 4, a stretch-resistant layer 5, an anti-corrosion layer 6, an anti-impact layer 7 and an elastic buffer layer 8 are sequentially and fixedly laid on an outer wall of the housing 11 from inside to outside, in this embodiment, the reinforcing layer 4 is made of high-carbon steel, the stretch-resistant layer 5 is made of steel wire mesh, the anti-corrosion layer 6 is formed by coating epoxy resin, the anti-impact layer 7 is made of high-manganese steel, and the elastic buffer layer 8 is made; reinforced

layer

4 and 11 snap-on of casing, can play preliminary protection's effect to casing 11, stretch-proofing layer 5 can effectively prevent that casing 11 and reinforced layer 4 from producing tensile deformation, anticorrosive coating 6 can effectively prevent stretch-proofing layer 5, reinforced layer 4 and casing 11 cause corrosion damage after long-time the use, impact resistance 7 can carry out stronger bearing to ambient pressure, to anticorrosive coating 6, stretch-proofing layer 5, reinforced layer 4 and casing 11 play powerful guard action, elastic buffer layer 8 can cushion the shock attenuation to ambient pressure, in order to reduce the impact force that impact resistance 7 bore, the comparatively fragile defect of shell of one-way lock has effectively been solved, and then the life of one-way lock has been improved greatly.

As shown in fig. 2, the fixing assembly 2 includes a stud 21 and a seal ring 22, the stud 21 is horizontally and fixedly connected to a side wall of the plugging member 12 close to the housing 11, the seal ring 22 is fixedly connected to a side wall of the plugging member 12 and is located outside the stud 21, a threaded hole 111 is formed in a side wall of the housing 11 close to the plugging member 12, and a nut is screwed into the threaded hole 111, so that the plugging member 12 presses the seal ring 22 against the housing 11, and the sealing property between the plugging member 12 and the housing 11 is better while the plugging member 12 and the housing 11 are fixed.

As shown in fig. 3 and 4, the outer wall of the shell 11 is provided with a plurality of annular reinforcing grooves 3, the inner wall of the reinforcing layer 4 is provided with a plurality of clamping grooves 41 corresponding to the reinforcing grooves 3, a plurality of reinforcing rings 31 are fixed between the shell 11 and the reinforcing layer 4, each reinforcing ring 31 is fixed in the corresponding reinforcing groove 3 and the corresponding clamping groove 41, the inner wall of the reinforcing layer 4 is provided with a plurality of fixing grooves 42 horizontally arranged, two ends of each fixing groove 42 are respectively communicated with the two clamping grooves 41, a fixing strip 43 is fixed in each fixing groove 42, and two ends of each fixing strip 43 are respectively fixedly connected with the two reinforcing rings 31; the fixed area of back up coat 4 and casing 11 has been increaseed in the diversion that sets up of beaded finish 31, and then makes the fixed more firm between back up coat 4 and the casing 11, and fixed strip 43 can carry out the relatively fixed to beaded finish 31, and then makes all more firm between casing 11, beaded finish 31 and the back up coat 4, further improvement the life of one-way lock.

The implementation principle of the one-way lock with the ultra-long service life is as follows: when the one-way lock receives external force impact, elastic buffer layer 8 can carry out preliminary buffering cushioning effect to the impact force, impact resistance 7 carries out impact force by a wide margin and bears, the impact force that weakens through elastic buffer layer 8 and impact resistance 7 transmits in proper order again for anticorrosive coating 6, stretch-proofing layer 5, back up coat 4 and casing 11, back up ring and solid fixed ring's setting can make between casing 11 and the back up coat 4 more firm, the too fragile defect of the shell of one-way lock has effectively been solved, and then the life of one-way lock has been improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an one-way lock of overlength life, includes valve body (1), and valve body (1) includes casing (11) and fixes shutoff piece (12) at casing (11) both ends, its characterized in that: be equipped with between casing (11) and shutoff piece (12) fixed subassembly (2), a plurality of strengthening grooves (3) have been seted up to casing (11) outer wall, all are fixed with beaded finish (31) in strengthening groove (3), and fixed back up coat (4) have been laid to casing (11) outer wall, back up coat (4) inner wall and beaded finish (31) fixed connection.

2. An ultra-long life one-way lock according to claim 1, wherein: the outer wall of the reinforcing ring (31) protrudes out of the outer wall of the shell (11), the inner wall of the reinforcing layer (4) is provided with a plurality of clamping grooves (41), and the part, protruding out of the shell (11), of the reinforcing ring (31) is fixed in the clamping grooves (41).

3. An ultra-long life one-way lock according to claim 2, wherein: a plurality of fixing grooves (42) are formed in the inner wall of the reinforcing layer (4), two ends of each fixing groove (42) are communicated with the adjacent clamping grooves (41), fixing strips (43) are fixed in the fixing grooves (42), and two ends of each fixing strip (43) are fixedly connected with the two adjacent reinforcing rings (31) respectively.

4. An ultra-long life one-way lock according to claim 1, wherein: and an anti-stretching layer (5) is fixedly paved on the outer wall of the reinforcing layer (4).

5. An ultra-long life one-way lock according to claim 4, wherein: and an anti-corrosion layer (6) is fixedly paved on the outer wall of the anti-stretching layer (5).

6. An ultra-long life one-way lock according to claim 5, wherein: and an anti-impact layer (7) is fixedly paved on the outer wall of the anticorrosive layer (6).

7. An ultra-long life one-way lock according to claim 6, wherein: and an elastic buffer layer (8) is fixedly paved on the outer wall of the impact resistant layer (7).

8. An ultra-long life one-way lock according to claim 1, wherein: fixed subassembly (2) include double-screw bolt (21) and sealing washer (22), double-screw bolt (21) fixed connection is on blocking piece (12) are close to the lateral wall of casing (11), threaded hole (111) have all been seted up to the lateral wall that casing (11) are close to blocking piece (12), double-screw bolt (21) pass through threaded hole (111) and casing (11) threaded connection, sealing washer (22) are fixed and are being close to on the lateral wall of casing (11) and overlap in double-screw bolt (21) outside in blocking piece (12), after double-screw bolt (21) screw thread got into threaded hole (111), blocking piece (12) compressed tightly sealing washer (22) with casing (11).