CN219993981U - Double-sealing chemical pump - Google Patents
Double-sealing chemical pump Download PDFInfo
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- CN219993981U CN219993981U CN202320855445.2U CN202320855445U CN219993981U CN 219993981 U CN219993981 U CN 219993981U CN 202320855445 U CN202320855445 U CN 202320855445U CN 219993981 U CN219993981 U CN 219993981U
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- groove
- sealing
- chemical pump
- water outlet
- double
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- 238000007789 sealing Methods 0.000 title claims abstract description 58
- 239000000126 substance Substances 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000002184 metal Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 238000001311 chemical methods and process Methods 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The utility model discloses a double-seal chemical pump which comprises a chemical pump body, wherein a water outlet pipe is fixedly arranged at the top of the chemical pump body, a connecting pipe is detachably arranged at the top of the chemical pump body through bolts, and a sealing ring piece is detachably arranged on the outer surfaces of the water outlet pipe and the connecting pipe. According to the scheme, the water outlet flange and the connecting flange are fixed through the bolts, the grooves corresponding to the locking ring are formed between the top groove and the bottom groove, the locking ring seals the water outlet pipe and the inside of the connecting pipe, and finally, the locking ring is sleeved on the outer surfaces of the top groove and the bottom groove, so that the water outlet pipe and the inside of the connecting pipe are sealed, double sealing is achieved, the sealing effect of the chemical pump is improved, meanwhile, the structure is simple, the operation is convenient, and the installation efficiency of the device is improved; the bottom inclined block moves towards the inside of the sealing groove and ejects the convex block, so that the inner insert is convenient to take out, assemble and disassemble, the later-stage sealing assembly is convenient to replace, repair and maintain, and the practicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of chemical pumps, in particular to a double-seal chemical pump.
Background
In chemical or petrochemical industry production, the pump works under high temperature, low temperature or ultralow temperature, high pressure, inflammable, explosive and toxic strong corrosive medium, and the chemical process pump can also work under high inlet pressure, high lift, high viscosity, low flow and high cavitation conditions, so that quite strict requirements are put forward on the performance of the chemical pump, particularly, the requirements on corrosion resistance, impermissible leakage and wear resistance are extremely high.
In order to solve the problem, patent document publication number CN215333589U, a double containment's chemical process pump, including the chemical process pump, the inlet pipe is installed to chemical process pump one side, the discharging pipe is installed to chemical process pump opposite side, the base is installed to chemical process pump bottom, base internally mounted has the dead lever, dead lever one end fixed connection horizontal pole, horizontal pole one end fixed connection fixed block a, fixed block a lateral wall through connection rotation axis a, rotation axis a lateral wall through connection connecting rod, connecting rod one end through connection rotation axis b, rotation axis b lateral wall through connection fixed block b.
When the device is used, the sealing device is convenient for sealing chemical process pumps of different sizes, and is convenient to install and detach, but in the use process, the elastic sleeve is fixedly connected with one end of the spring, and the elastic sleeve is fixed through the spring, so that the elastic sleeve and the spring can deform when the internal water flow pressure is overlarge, and the sealing effect of the chemical pump is affected.
Disclosure of Invention
In order to overcome the defects of the prior art, the embodiment of the utility model provides a double-seal chemical pump, which solves the problem that the sealing effect of the chemical pump is affected because the elastic sleeve is fixedly connected with one end of a spring and is fixed by the spring, and when the internal pressure is overlarge, the elastic sleeve and the spring are possibly deformed.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a double containment's chemical pump, includes the chemical pump body, the top fixed mounting of chemical pump body has the outlet pipe, the top of chemical pump body is through bolt demountable installation has the connecting pipe, the outlet pipe has sealing ring spare with the surface demountable installation of connecting pipe.
The water outlet pipe comprises a water outlet flange, a bottom groove is fixedly arranged at the top of the water outlet flange, a sealing groove is formed in the water outlet flange, movable grooves are formed in two ends of the inner portion of the sealing groove, a movable rod is movably sleeved at the inner portion of the movable groove, a bottom inclined block is fixedly arranged on the side edge of the movable rod, a reset spring is movably sleeved on the outer surface of the movable rod, the reset spring is movably arranged in the movable groove, the side edge of the bottom inclined block is of an inclined surface design, and a sealing embedded part is arranged in the sealing groove in a sleeved mode.
The sealing insert comprises a sealing ring, two side edges of the sealing ring are fixedly provided with protruding blocks, the bottoms of the protruding blocks are inclined planes corresponding to the bottom inclined blocks, and the protruding blocks are movably arranged on the side edges of the bottom inclined blocks.
The connecting pipe comprises a connecting flange, a top groove corresponding to the bottom groove is formed in the side edge of the connecting flange, an scarf joint groove is formed in the bottom of the connecting flange, and the scarf joint groove is movably sleeved at the top of the sealing ring.
The sealing ring comprises a locking ring, connecting blocks are fixedly arranged at two ends of the locking ring, fixing bolts are arranged on internal threads of the connecting blocks, the locking ring is made of elastic metal, and rubber sealing strips are fixedly arranged on the side edges of the locking ring.
Wherein, the locking ring is movably sleeved on the outer surfaces of the top groove and the bottom groove.
The utility model has the technical effects and advantages that:
according to the scheme, the water outlet flange and the connecting flange are fixed through the bolts, so that the groove corresponding to the locking ring is formed between the top groove and the bottom groove, at the moment, the sealing ring is stressed to deform, the water outlet pipe and the inside of the connecting pipe are sealed, and finally, the locking ring is sleeved on the outer surfaces of the top groove and the bottom groove to complete the sealing of the water outlet pipe and the inside of the connecting pipe, so that double sealing is achieved, the sealing effect of the chemical pump is improved, meanwhile, the structure is simple, the operation is convenient, and the installation efficiency of the device is improved;
accomplish the separation between flange and the play water flange, the sealing washer does not receive flange pressure's influence this moment, and reset spring resets, makes the bottom sloping block to the inside removal of seal groove to ejecting with the lug, thereby being convenient for seal the taking out of inserts, the dismouting is convenient, the change of later stage seal assembly of being convenient for, maintenance and maintenance, the practicality of improvement device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a water outlet pipe structure according to the present utility model;
FIG. 3 is a schematic view of structure A of the present utility model;
FIG. 4 is a schematic view of a seal insert of the present utility model;
FIG. 5 is a schematic view of a seal ring according to the present utility model
Fig. 6 is a schematic view of a connecting pipe structure according to the present utility model.
The reference numerals are: 1. a chemical pump body; 2. a water outlet pipe; 3. a connecting pipe; 4. a seal ring member; 5. sealing the insert; 21. a water outlet flange; 22. a bottom groove; 23. sealing grooves; 24. a movable groove; 25. a movable rod; 26. a return spring; 27. a bottom sloping block; 31. a connecting flange; 32. a top groove; 33. a scarf joint groove; 41. a locking ring; 42. a connecting block; 43. a fixing bolt; 44. a rubber sealing strip; 51. a seal ring; 52. and a bump.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 6, the embodiment of the utility model provides a double-seal chemical pump, which comprises a chemical pump body 1, wherein a water outlet pipe 2 is fixedly arranged at the top of the chemical pump body 1, a connecting pipe 3 is detachably arranged at the top of the chemical pump body 1 through bolts, and a sealing ring element 4 is detachably arranged on the outer surfaces of the water outlet pipe 2 and the connecting pipe 3.
Wherein, outlet pipe 2 includes water flange 21, water flange 21's top fixed mounting has bottom groove 22, water flange 21's inside has seted up seal groove 23, movable groove 24 has all been seted up at the inside both ends of seal groove 23, movable rod 25 has been cup jointed to movable groove 24's inside activity, movable rod 25's side fixed mounting has bottom sloping block 27, movable rod 25's surface activity has cup jointed reset spring 26, reset spring 26 movable mounting is in movable groove 24's inside, the side of bottom sloping block 27 is the inclined plane design, seal insert 5 is installed to seal groove 23's inside scarf joint, set up bottom sloping block 27 and lug 52, make the side at both ends be corresponding inclined plane, when making lug 52 can neatly place in seal groove 23 inside, through reset of reset spring 26, make bottom sloping block 27 carry out ejection with seal insert 5, thereby be convenient for seal insert 5's take out.
The sealing insert 5 comprises a sealing ring 51, two side edges of the sealing ring 51 are fixedly provided with protruding blocks 52, the bottom of each protruding block 52 is an inclined surface corresponding to the bottom inclined block 27, and the protruding blocks 52 are movably arranged on the side edges of the bottom inclined block 27.
Wherein, connecting pipe 3 includes flange 31, and flange 31's side has seted up the top groove 32 corresponding with bottom groove 22, and flange 31's bottom has seted up scarf joint groove 33, and scarf joint groove 33 activity cup joints at the top of sealing washer 51, sets up top groove 32 and bottom groove 22, carries out spacingly to locking ring 41, prevents that locking ring 41 from producing the skew between outlet pipe 2 and connecting pipe 3.
Wherein, sealing ring 4 includes locking ring 41, the equal fixed mounting in both ends of locking ring 41 has connecting block 42, fixing bolt 43 is installed to the internal screw thread of connecting block 42, the material of locking ring 41 is the elastic metal material, the side fixed mounting of locking ring 41 has rubber sealing strip 44, set up locking ring 41 and rubber sealing strip 44, when making fixing bolt 43 rotate, the connecting block 42 at both ends is close to each other, thereby make rubber sealing strip 44 accomplish sealedly to the surface between outlet pipe 2 and the connecting pipe 3, thereby reach the purpose of double containment, improve sealed effect.
Wherein the locking ring 41 is movably sleeved on the outer surfaces of the top groove 32 and the bottom groove 22.
The working process of the utility model is as follows:
when the sealing device is used, the sealing ring 51 is directly placed in the sealing groove 23, at the moment, the protruding block 52 is positioned at the top of the bottom inclined block 27, the connecting flange 31 is placed at the top of the water outlet flange 21, the water outlet flange 21 and the connecting flange 31 are fixed through bolts, a groove corresponding to the locking ring 41 is formed between the top groove 32 and the bottom groove 22, at the moment, the sealing ring 51 is stressed to deform, the protruding block 52 is stressed to move downwards, the bottom inclined block 27 is stressed to move towards the side of the sealing groove 23, the return spring 26 is compressed, the water outlet pipe 2 and the inside of the connecting pipe 3 are sealed, finally, the locking ring 41 is sleeved on the outer surfaces of the top groove 32 and the bottom groove 22, the rubber sealing strip 44 is fixed on the outer surfaces of the top groove 32 and the bottom groove 22 through the fixing bolts 43, and the sealing between the water outlet pipe 2 and the inside of the connecting pipe 3 is completed, and double sealing is realized;
when dismantling the chemical pump, accomplish the separation between flange 31 and the play water flange 21 through reverse rotation bolt, sealing washer 51 does not receive flange 31 pressure's influence this moment, and reset spring 26 resets, makes bottom sloping block 27 to the inside removal of seal groove 23 to push out lug 52, thereby be convenient for sealed insert 5 take out.
The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The utility model provides a double containment's chemical pump, includes chemical pump body (1), its characterized in that, the top fixed mounting of chemical pump body (1) has outlet pipe (2), connecting pipe (3) are dismantled through the bolt in the top of chemical pump body (1), sealing ring piece (4) are dismantled with the surface of connecting pipe (3) in outlet pipe (2).
2. The double-seal chemical pump according to claim 1, wherein the water outlet pipe (2) comprises a water outlet flange (21), a bottom groove (22) is fixedly arranged at the top of the water outlet flange (21), a sealing groove (23) is formed in the water outlet flange (21), movable grooves (24) are formed in two ends of the inner portion of the sealing groove (23), a movable rod (25) is movably sleeved in the inner portion of the movable groove (24), a bottom inclined block (27) is fixedly arranged on the side edge of the movable rod (25), a return spring (26) is movably sleeved on the outer surface of the movable rod (25), the return spring (26) is movably arranged in the movable groove (24), the side edge of the bottom inclined block (27) is of an inclined surface design, and a sealing insert (5) is embedded in the inner portion of the sealing groove (23).
3. The double-seal chemical pump according to claim 2, wherein the seal insert (5) comprises a sealing ring (51), two sides of the sealing ring (51) are fixedly provided with a protruding block (52), the bottom of the protruding block (52) is an inclined surface corresponding to the bottom inclined block (27), and the protruding block (52) is movably arranged on the side edge of the bottom inclined block (27).
4. The double-seal chemical pump according to claim 1, wherein the connecting pipe (3) comprises a connecting flange (31), a top groove (32) corresponding to the bottom groove (22) is formed in the side edge of the connecting flange (31), an embedding groove (33) is formed in the bottom of the connecting flange (31), and the embedding groove (33) is movably sleeved on the top of the sealing ring (51).
5. The double-seal chemical pump according to claim 1, wherein the sealing ring (4) comprises a locking ring (41), connecting blocks (42) are fixedly arranged at two ends of the locking ring (41), fixing bolts (43) are arranged on internal threads of the connecting blocks (42), the locking ring (41) is made of elastic metal, and rubber sealing strips (44) are fixedly arranged on side edges of the locking ring (41).
6. The double-seal chemical pump according to claim 5, wherein the locking ring (41) is movably sleeved on the outer surfaces of the top groove (32) and the bottom groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320855445.2U CN219993981U (en) | 2023-04-18 | 2023-04-18 | Double-sealing chemical pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320855445.2U CN219993981U (en) | 2023-04-18 | 2023-04-18 | Double-sealing chemical pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219993981U true CN219993981U (en) | 2023-11-10 |
Family
ID=88612956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320855445.2U Active CN219993981U (en) | 2023-04-18 | 2023-04-18 | Double-sealing chemical pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219993981U (en) |
-
2023
- 2023-04-18 CN CN202320855445.2U patent/CN219993981U/en active Active
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