CN216044479U - Formula of sinking packing structure - Google Patents
Formula of sinking packing structure Download PDFInfo
- Publication number
- CN216044479U CN216044479U CN202122474972.2U CN202122474972U CN216044479U CN 216044479 U CN216044479 U CN 216044479U CN 202122474972 U CN202122474972 U CN 202122474972U CN 216044479 U CN216044479 U CN 216044479U
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- sinking
- packing
- formula
- filler
- box body
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Abstract
The utility model relates to a sealing device field specifically is a formula of sinking packing structure. The electric water heater comprises a motor, the motor output end is provided with the transmission shaft, transmission shaft one end is provided with the pump head, the pump head upper end is provided with the connecting pipe, connecting pipe one end is connected with the delivery elbow, go out through packing sealing part dress sealing connection between delivery elbow and the transmission shaft, packing sealing part dress is including the formula of sinking stuffing box body, formula of sinking stuffing box body one side is provided with the pressure relief pipe, formula of sinking stuffing box body opposite side is provided with the wet return, the internal filler shaft cover that is provided with of formula of sinking stuffing box, filler shaft cover upper end is provided with lock nut, be provided with guide bearing between filler shaft cover and the formula of sinking stuffing box body, it is provided with the filler to go up guide bearing upper end interval, be provided with the filler ring between the filler, the filler upper end is provided with gland, formula of sinking stuffing box body upper end is provided with the water-collecting tray. The utility model has the advantages of simple structure and convenient installation, can effectively reduce vertical pump focus height, prevent to produce circumference vibration, improve pump operating stability.
Description
Technical Field
The utility model relates to the field of sealing devices, in particular to a sunken packing sealing structure.
Background
The pump is a machine for conveying liquid or pressurizing liquid, in the field of pumps, a vertical pump with a small diameter and high power and adopting packing seal is provided, the shaft diameter is generally larger, the packing seal size is higher, a water outlet elbow pipe of the pump is higher, the stroke of pumping water is increased, and the height of the whole pump is higher, so that the stable operation of the pump is not facilitated.
Disclosure of Invention
The utility model provides a sunken packing sealing structure, which aims to solve the problems in the background technology.
In order to solve the problems, the technical scheme adopted by the utility model is as follows: a sinking type packing sealing structure comprises a motor, wherein a transmission shaft is arranged at the output end of the motor, one end of the transmission shaft is provided with a pump head, the upper end of the pump head is provided with a connecting pipe, one end of the connecting pipe is connected with a water outlet bent pipe, the water outlet elbow is connected with the transmission shaft in a sealing way through a packing sealing part, the packing sealing part comprises a sinking type packing box body, one side of the sinking type stuffing box body is provided with a pressure relief pipe, the other side of the sinking type stuffing box body is provided with a water return pipe, a packing shaft sleeve is arranged in the sinking type packing box body, a locking nut is arranged at the upper end of the packing shaft sleeve, a guide bearing is arranged between the packing shaft sleeve and the sinking type packing box body, the upper end of the guide bearing is provided with packing at intervals, and a packing ring is arranged between the packings, a packing gland is arranged at the upper end of the packings, and a water collecting tray is arranged at the upper end of the sunken packing box body.
The utility model has the beneficial effects that: simple structure, simple to operate can effectively reduce vertical pump focus height and prevent to produce circumferential vibration, improve the stability of pump operation.
In order to solve the technical problems, the utility model further adopts the following improved technical scheme: and a filter screen is arranged at the water pump opening of the pump head.
In order to solve the technical problems, the utility model further adopts the following improved technical scheme: the filler is flexible graphite filler.
Drawings
Fig. 1 is a front sectional structural view of the working state of the present invention.
Fig. 2 is a front sectional structural view of the present invention.
FIG. 3 is a schematic sectional view of a sunken filler capsule of the present invention in elevation.
In the figure, the character labels are represented as 1 and a pump head; 2. a connecting pipe; 3. a drive shaft; 4. a water outlet bent pipe; 5. a motor; 6. packing and sealing; 601. a sunken stuffing box; 602. a packing shaft sleeve; 603. a guide bearing; 604. a filler; 605. a packing ring; 606. a packing gland; 607. locking the nut; 608. a pressure relief pipe; 609. a water return pipe; 7. a water collection tray.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
Referring to fig. 1 to 3, in a specific embodiment, a sunken packing seal structure includes a motor 5, a transmission shaft 3 is disposed at an output end of the motor 5, a pump head 1 is disposed at one end of the transmission shaft 3, a connection pipe 2 is disposed at an upper end of the pump head 1, one end of the connection pipe 2 is connected to a water outlet elbow 4, the water outlet elbow 4 is hermetically connected to the transmission shaft 3 through a packing seal assembly 6, the packing seal assembly 6 includes a sunken packing box body 601, a pressure relief pipe 608 is disposed at one side of the sunken packing box body 601, a water return pipe 609 is disposed at the other side of the sunken packing box body 601, a packing shaft sleeve 602 is disposed in the sunken packing box body 601, a locking nut 607 is disposed at an upper end of the packing shaft sleeve 602, a guide bearing 603 is disposed between the packing shaft sleeve 602 and the sunken packing box body 601, and the guide bearing 603 can effectively prevent circumferential vibration when the shaft rotates, the stability is improved; the upper end of the guide bearing 603 is provided with packing 604 at intervals, packing rings 605 are arranged between the packing 604, a packing gland 606 is arranged at the upper end of the packing 604, a water collecting disc 7 is arranged at the upper end of the sunken packing box body 601, and the water collecting disc 7 and a connecting flange at the upper end of the sunken packing box body 601 are shared, so that the height of the packing sealing position is reduced.
As a preferable mode of the above embodiment, as shown in fig. 1, a filter screen is disposed at the water outlet of the pump head 1. Through adopting the filter screen, can filter the water source when drawing water, improve quality of water, prevent simultaneously that impurity from getting into the device, destroying inner structure.
As a preferable mode of the above embodiment, as shown in fig. 2, the filler 604 is a flexible graphite filler. The flexible graphite filler is selected to improve impermeability and self-lubricating property.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the utility model using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the utility model.
Claims (3)
1. The utility model provides a formula of sinking packing structure, includes motor (5), motor (5) output is provided with transmission shaft (3), transmission shaft (3) one end is provided with pump head (1), pump head (1) upper end is provided with connecting pipe (2), connecting pipe (2) one end is connected with out water return bend (4), through packing sealing part dress (6) sealing connection, its characterized in that between play water return bend (4) and transmission shaft (3): packing seal portion dress (6) is including the formula of sinking letter of packing body (601), formula of sinking letter of packing body (601) one side is provided with pressure relief pipe (608), formula of sinking letter of packing body (601) opposite side is provided with wet return (609), be provided with in the formula of sinking letter of packing body (601) packing shaft sleeve (602), packing shaft sleeve (602) upper end is provided with lock nut (607), be provided with between packing shaft sleeve (602) and the formula of sinking letter of packing body (601) guide bearing (603), guide bearing (603) upper end interval is provided with filler (604), be provided with between filler (604) filler ring (605), filler (604) upper end is provided with gland (606), formula of sinking letter of packing body (601) upper end is provided with water-collecting tray (7).
2. A sunken packing seal construction according to claim 1 wherein: the water pump is characterized in that a filter screen is arranged at the water pump opening of the pump head (1).
3. A sunken packing seal construction according to claim 1 wherein: the filler (604) adopts flexible graphite filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122474972.2U CN216044479U (en) | 2021-10-14 | 2021-10-14 | Formula of sinking packing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122474972.2U CN216044479U (en) | 2021-10-14 | 2021-10-14 | Formula of sinking packing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216044479U true CN216044479U (en) | 2022-03-15 |
Family
ID=80609150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122474972.2U Active CN216044479U (en) | 2021-10-14 | 2021-10-14 | Formula of sinking packing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216044479U (en) |
-
2021
- 2021-10-14 CN CN202122474972.2U patent/CN216044479U/en active Active
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