CN214063528U - Improved generation seal assembly location round nut structure - Google Patents
Improved generation seal assembly location round nut structure Download PDFInfo
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- CN214063528U CN214063528U CN202022555311.8U CN202022555311U CN214063528U CN 214063528 U CN214063528 U CN 214063528U CN 202022555311 U CN202022555311 U CN 202022555311U CN 214063528 U CN214063528 U CN 214063528U
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Abstract
The utility model discloses an improved generation seal assembly location circle nut structure, including circle nut main part and fastening positioning bolt, 180 symmetric positions on circle nut main part surface run through and have seted up the screw, and screw one end has seted up the connecting hole to the mounting hole has been seted up to the connecting hole other end, mounting hole, connecting hole and screw are for lining up the structure. Has the advantages that: the utility model discloses a fastening positioning bolt, the screw is turned out on 180 symmetric positions in round nut main part, connecting hole and mounting hole, treat the round nut main part installation back that targets in place, insert the screw rod of fastening positioning bolt in the screw, then screw up tightly fixed position bolt through the threaded connection of screw rod with the screw, can lock the round nut main part, prevent that the round nut main part from producing the accident that not hard up caused seal assembly to leak because of pump body vibrations or other external factors influence at the in-process of pump body operation, the life cycle has been increased and the pump body maintenance number of times has been reduced.
Description
Technical Field
The utility model relates to a required horizontal centrifugal pump technical field of metallurgy, chemical industry relates to an improved generation seal assembly location circle nut structure particularly.
Background
The centrifugal pump is often used for liquid conveying by metallurgy and chemical enterprises, the contact medium of the centrifugal pump is usually water, acid and alkali and the like, the pump body maintenance common faults are seal assembly leakage, pump body vibration and noise, pump body flow insufficiency and the like, the desulfurization dilute acid circulating pump is an engineering plastic centrifugal pump with the pump lift of 30m and the flow of 950m3The speed is 1450r/min, the pump body is sealed by adopting a K-type sealing assembly, the part which is easy to damage in the running process of the pump body is the pump body sealing assembly, and the leakage overhaul of the sealing assembly is not timely and easy to cause the deterioration of other spare parts: such as a pump shaft, long-term leakage of the seal assembly can cause the pump shaft to corrode and affect the operation of the equipment.
The design service cycle of the sealing component of the desulfurization dilute acid circulating pump is 3 months, and the round nut is loosened due to the influence of the vibration of the pump body and other factors, so that the service cycle of the sealing component of the pump body is greatly shortened and can not reach the design service cycle, and the sealing component of the desulfurization dilute acid circulating pump can be further improved.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an improved generation seal assembly positioning round nut structure possesses the advantage of avoiding not hard up, simple to operate is firm, and then solves the problem among the above-mentioned background art.
(II) technical scheme
For the above-mentioned advantage of avoiding becoming flexible, simple to operate is firm of realizing, the utility model discloses a concrete technical scheme as follows:
the utility model provides an improved generation seal assembly positioning circle nut structure, includes round nut main part and fastening positioning bolt, 180 symmetric positions on round nut main part surface run through and have seted up the screw, and screw one end has seted up the connecting hole to the mounting hole has been seted up to the connecting hole other end, mounting hole, connecting hole and screw are for lining up the structure, fastening positioning bolt is including installation head, connecting block and screw rod, and the welding of installation head one end surface central point puts the connecting block to connecting block other end surface central point puts the welding has the screw rod, screw rod and screw threaded connection.
Furthermore, a screwdriver groove is formed in the center of the surface of the other side of the mounting head, and a handle is welded to the outer surface of the mounting head.
Furthermore, a first spring washer is sleeved on the outer side of the connecting block between the mounting head and the mounting hole, and a second spring washer is sleeved on the outer side of the screw rod between the connecting block and the connecting hole.
Furthermore, the length of the screw rod is slightly larger than that of the screw hole, and the screw rod, the connecting block and the mounting head are made of the same material.
Furthermore, the ball is welded at the other end of the handle, and the length of the handle is not less than 2 cm.
Furthermore, the screw, the connecting block and the mounting head are made of 35# steel, and lubricating oil is coated on the surface of the screw.
(III) advantageous effects
Compared with the prior art, the utility model provides an improved generation seal assembly positioning round nut structure possesses following beneficial effect:
(1) the utility model discloses a fastening positioning bolt, the screw of turning out on 180 symmetric positions in round nut main part, connecting hole and mounting hole, treat the round nut main part installation back that targets in place, insert fastening positioning bolt's screw rod in the screw, then twist tightly fixed position bolt through the threaded connection of screw rod with the screw, can lock the round nut main part, prevent that the round nut main part from producing the accident that not hard up caused seal assembly to leak because of pump body vibrations or other external factors influence at the in-process of pump body operation, the life cycle has been increased and the pump body maintenance number of times has been reduced.
(2) The utility model discloses an installation head, the connecting block, the handle, first spring washer and second spring washer, at the in-process of installation, the rotatable handle of staff inserts the screw rod in the screw, when not having the screwdriver, can directly bare-handed installation, it is more convenient to use, and simultaneously, fastening positioning bolt installs the back of taking one's place, be provided with first spring washer between installation head bottom surface and the mounting hole bottom surface, produce the counter-force after first spring washer receives the extrusion, thereby improve screw and screw rod and frictional force, the same is equitable, it produces the counter-force equally to receive the extrusion to be provided with the second spring washer between connecting block and the connecting hole, further improve the frictional force of screw and screw rod, thereby it is not hard up to avoid fastening positioning bolt not hard up and the round nut main part that leads to, it is more reliable firm to make round nut main part installation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an improved sealing assembly positioning round nut structure provided by the present invention;
fig. 2 is a cross-sectional view of an improved sealing assembly positioning round nut structure according to the present invention;
fig. 3 is a schematic structural view of the fastening positioning bolt of the present invention.
In the figure:
1. a round nut body; 2. a mounting head; 3. a screwdriver slot; 4. connecting blocks; 5. a handle; 6. mounting holes; 7. a first spring washer; 8. connecting holes; 9. a second spring washer; 10. a screw hole; 11. a screw; 12. and fastening the positioning bolt.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides an improved generation seal assembly location round nut structure.
Referring now to the drawings and the detailed description of the preferred embodiments, as shown in fig. 1-3, according to the embodiment of the present invention, an improved positioning round nut structure for sealing assembly comprises a round nut body 1 and a fastening positioning bolt 12, wherein a 180 ° symmetric position of the surface of the round nut body 1 is penetrated by a screw hole 10, one end of the screw hole 10 is penetrated by a connecting hole 8, the other end of the connecting hole 8 is penetrated by a mounting hole 6, the mounting hole 6 penetrates the outer wall of the round nut body 1, the mounting hole 6, the connecting hole 8 and the screw hole 10 are through structures, the fastening positioning bolt 12 comprises a mounting head 2, a connecting block 4 and a screw rod 11, the central position of the surface of one end of the mounting head 2 is welded with the connecting block 4, the central position of the surface of the other end of the connecting block 4 is welded with the screw rod 11, the screw rod 11 is in threaded connection with the screw hole 10, the screw hole 10 is turned out of the 180 ° symmetric position of the round nut body 1, The connecting hole 8 and the mounting hole 6 are used for inserting the screw 11 for fastening the positioning bolt 12 into the screw hole 10 after the round nut body 1 is mounted in place, and then tightly fixing the positioning bolt 12 through the threaded connection of the screw 11 and the screw hole 10, so that the round nut body 1 can be locked, the sealing assembly leakage accident caused by looseness generated by vibration of the pump body or other external factors in the running process of the round nut body 1 is prevented, the service cycle is prolonged, and the maintenance frequency of the pump body is reduced.
In one embodiment, the screwdriver groove 3 is formed in the center of the other side surface of the mounting head 2, so that the mounting head can be screwed with a screwdriver conveniently, the handle 5 is welded on the outer surface of the mounting head 2, in the mounting process, a worker can rotate the handle 5 to insert the screw 11 into the screw hole 10, and the mounting head can be directly mounted by hands without the screwdriver, so that the mounting head is more convenient to use.
In one embodiment, a first spring washer 7 is sleeved on the outer side of the connecting block 4 between the mounting head 2 and the mounting hole 6, a second spring washer 9 is sleeved on the outer side of the screw rod 11 between the connecting block 4 and the connecting hole 8, and after the fastening positioning bolt 12 is mounted in place, the first spring washer 7 arranged between the bottom surface of the mounting head 2 and the bottom surface of the mounting hole 6 generates counter force after being extruded, so that the screw hole 10, the screw rod 11 and the friction force are improved, similarly, the second spring washer 9 arranged between the connecting block 4 and the connecting hole 8 also generates counter force after being extruded, and the friction force of the screw hole 10 and the screw rod 11 is further improved, so that the circular nut body 1 is prevented from loosening due to the loosening of the fastening positioning bolt 12, and the mounting of the circular nut body 1 is more reliable and firm.
In one embodiment, the length of the screw 11 is slightly greater than the length of the screw hole 10, so that the screw 11 can penetrate through the screw hole 10 to achieve a fastening effect, and the screw 11, the connecting block 4 and the mounting head 2 are made of the same material to facilitate welding.
In one embodiment, the ball is welded at the other end of the handle 5, and the length of the handle 5 is not less than 2cm, so that the force of fingers can be exerted conveniently.
In one embodiment, the screw 11, the connecting block 4 and the mounting head 2 are made of 35# steel, the steel is high in strength and not easy to damage, and lubricating oil is coated on the surface of the screw 11 to facilitate screwing.
The working principle is as follows:
the screw hole 10, the connecting hole 8 and the mounting hole 6 are turned on 180-degree symmetrical positions of the round nut body 1, after the round nut body 1 is mounted in place, the screw rod 11 for fastening the positioning bolt 12 is inserted into the screw hole 10, then the positioning bolt 12 is tightly screwed through the threaded connection between the screw rod 11 and the screw hole 10, so that the round nut body 1 can be locked, the sealing assembly leakage accident caused by looseness generated by vibration of a pump body or other external factors in the running process of the pump body of the round nut body 1 is prevented, the service cycle is prolonged, the pump body overhauling frequency is reduced, meanwhile, in the mounting process, a worker can rotate the handle 5 to insert the screw rod 11 into the screw hole 10, when no screwdriver is available, the round nut body can be directly mounted by hands, the use is more convenient, in addition, after the positioning bolt 12 is fastened in place, the first spring washer 7 arranged between the bottom surface of the mounting head 2 and the bottom surface of the mounting hole 6 is extruded to generate counter force, thereby improve screw 10 and screw rod 11 and frictional force, and in the same way, be provided with between connecting block 4 and the connecting hole 8 that second spring washer 9 receives the extrusion equally and produces the counter-force, further improve the frictional force of screw 10 and screw rod 11 to it is not hard up to avoid fastening positioning bolt 12 not hard up and the round nut main part 1 that leads to is not hard up, makes the installation of round nut main part 1 more reliable firm.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an improved generation seal assembly positioning circle nut structure, a serial communication port, including circle nut main part (1) and fastening positioning bolt (12), 180 symmetric positions on circle nut main part (1) surface run through and have seted up screw (10), and screw (10) one end has seted up connecting hole (8) to mounting hole (6) have been seted up to the connecting hole (8) other end, mounting hole (6), connecting hole (8) and screw (10) are for lining up the structure, fastening positioning bolt (12) are including installation head (2), connecting block (4) and screw rod (11), and installation head (2) one end surface central point puts the welding and has connecting block (4) to connecting block (4) other end surface central point puts the welding and has screw rod (11), screw rod (11) and screw (10) threaded connection.
2. The improved sealing assembly positioning round nut structure as claimed in claim 1, characterized in that the central position of the other side surface of the mounting head (2) is provided with a screwdriver slot (3), and the outer surface of the mounting head (2) is welded with a handle (5).
3. The improved round nut structure for positioning the sealing assembly according to claim 1, wherein a first spring washer (7) is sleeved between the mounting head (2) and the mounting hole (6) and positioned outside the connecting block (4), and a second spring washer (9) is sleeved between the connecting block (4) and the connecting hole (8) and positioned outside the screw rod (11).
4. The improved round nut structure for positioning the sealing assembly according to claim 1, wherein the length of the screw rod (11) is slightly greater than that of the screw hole (10), and the screw rod (11), the connecting block (4) and the mounting head (2) are made of the same material.
5. An improved sealing assembly positioning round nut structure as claimed in claim 2, characterized in that the round ball is welded at the other end of the handle (5), and the length of the handle (5) is not less than 2 cm.
6. The improved sealing assembly positioning round nut structure is characterized in that the screw rod (11), the connecting block (4) and the mounting head (2) are made of 35# steel, and lubricating oil is coated on the surface of the screw rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022555311.8U CN214063528U (en) | 2020-11-06 | 2020-11-06 | Improved generation seal assembly location round nut structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022555311.8U CN214063528U (en) | 2020-11-06 | 2020-11-06 | Improved generation seal assembly location round nut structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214063528U true CN214063528U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022555311.8U Active CN214063528U (en) | 2020-11-06 | 2020-11-06 | Improved generation seal assembly location round nut structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214063528U (en) |
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2020
- 2020-11-06 CN CN202022555311.8U patent/CN214063528U/en active Active
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