CN210221409U - Single-end-face unbalanced mechanical seal leakage detection device - Google Patents
Single-end-face unbalanced mechanical seal leakage detection device Download PDFInfo
- Publication number
- CN210221409U CN210221409U CN201921423688.9U CN201921423688U CN210221409U CN 210221409 U CN210221409 U CN 210221409U CN 201921423688 U CN201921423688 U CN 201921423688U CN 210221409 U CN210221409 U CN 210221409U
- Authority
- CN
- China
- Prior art keywords
- mechanical seal
- cylindrical barrel
- driving motor
- base
- transmission shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mechanical Sealing (AREA)
Abstract
The utility model discloses a single-end face unbalanced mechanical seal leak hunting device aims at providing a convenient operation's single-end face unbalanced mechanical seal leak hunting device. The device comprises a base, a driving motor, a shaft sleeve, a transparent cylindrical barrel, a manual pressure test pump and a control box; the driving motor is arranged on the base, the cylindrical barrel is arranged on the base through the mounting seat, and the axis of the cylindrical barrel and the axis of the output shaft of the driving motor are in the same straight line; an output shaft of the driving motor is provided with a transmission shaft, the transmission shaft extends into the cylindrical barrel, and an adjusting bolt is screwed at the end part of the transmission shaft; the shaft sleeve is arranged on the transmission shaft; one end of the cylindrical barrel, which is far away from the driving motor, is provided with a detachable end cover, and the end cover is connected with a manual pressure test pump through a pipeline; the pipeline is provided with a check valve, the pipeline or the cylindrical barrel is provided with a pressure gauge, and the end cover or the cylindrical barrel is provided with a drain valve. The utility model is suitable for a multiple mechanical seal's detection is used.
Description
Technical Field
The utility model belongs to the technical field of industry water pump core part mechanical seal check out test set technique and specifically relates to a single-end face unbalanced type mechanical seal leak hunting device is related to.
Background
Mechanical seal (mechanical seal) refers to a device for preventing fluid leakage, which is composed of at least one pair of end faces perpendicular to the rotation axis, and the end faces are kept in fit and relatively slide under the action of fluid pressure and the elastic force (or magnetic force) of a compensation mechanism and the cooperation of an auxiliary seal. The mechanical seal is a shaft seal device of a rotating machine and comprises a movable ring, a static ring and the like. The shaft seal has many kinds, and the mechanical seal has the advantages of small leakage amount, long service life and the like, so the mechanical seal is the most important shaft sealing mode in the devices in the world. The mechanical seal is used as an important element of an industrial water pump, the main function of the mechanical seal is to ensure that the water pump does not leak water under the high-speed operation condition, the requirement on the operation of the water pump is high in some special industrial occasions (such as a valve cooling system of a converter station), the mechanical seal replacement operation needs to be carried out to ensure that the water pump succeeds once and the good operation condition is kept, and therefore the mechanical seal is required to be installed to ensure the availability of spare parts and master the optimal installation process. Therefore, it is necessary to research leak detection and an optimal installation process before use of the mechanical seal, and to realize simplicity, high efficiency and reliability in the installation process of the mechanical seal.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a purpose aims at overcoming the not enough of prior art existence, provides a single-end face unbalanced type mechanical seal leak hunting device. The device can realize the offline detection of the mechanical seal, on one hand, the mechanical seal to be put into operation is ensured to be watertight, and on the other hand, the spring compression amount of different mechanical seals under the optimal operation working condition is calculated through testing.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
a single-end-face unbalanced mechanical seal leak detection device comprises a base, a driving motor, a shaft sleeve, a transparent cylindrical barrel, a manual pressure test pump and a control box, wherein the driving motor is arranged on the base; the driving motor is arranged on the base, the cylindrical barrel is arranged on the base through the mounting seat, and the axis of the cylindrical barrel and the axis of the output shaft of the driving motor are in the same straight line; an output shaft of the driving motor is provided with a transmission shaft, the transmission shaft extends into the cylindrical barrel, and an adjusting bolt is screwed at the end part of the transmission shaft; the shaft sleeve is arranged on the transmission shaft; one end of the cylindrical barrel, which is far away from the driving motor, is provided with a detachable end cover, and the end cover is connected with a manual pressure test pump through a pipeline; the pipeline is provided with a check valve, the pipeline or the cylindrical barrel is provided with a pressure gauge, and the end cover or the cylindrical barrel is provided with a drain valve.
Preferably, the flange plate is arranged on the edge of the end cover and connected with the mounting seat through a traction bolt, so that the end cover is connected with the cylinder.
Preferably, the base is made of stainless steel.
Preferably, the cylinder is made of transparent plastic steel.
Preferably, the shaft sleeve is made of stainless steel.
Preferably, the transmission shaft is a stainless steel shaft.
Preferably, the base is provided with a handle convenient for holding.
Compared with the prior art, the utility model has the advantages of as follows:
the utility model relates to a lightly, easy operation can single carry to any place and carry out the operation, can high-efficient, swift realization mechanical seal's leak hunting.
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 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 the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention, wherein the cylindrical barrel is not processed in a perspective manner.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a left side view of fig. 2.
Fig. 5 is a right side view of fig. 2.
Fig. 6 is a simplified view of the present invention in use, showing a mechanical seal.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention. In the following description, for the sake of clarity of illustrating the structure and operation of the present invention, reference will be made to the accompanying drawings by means of directional terms, but the terms "front", "rear", "left", "right", "up", "down", etc. should be construed as convenient terms and not as limitative terms.
The single-end-face unbalanced mechanical seal leak detection device shown in fig. 1-6 comprises a base G1, a driving motor M1, a shaft sleeve Z1, a transparent cylindrical barrel C1, a manual pressure test pump B1 and a control box W1; the driving motor M1 is mounted on a base G1, the cylindrical drum C1 is mounted on the base G1 through a mounting seat J1, and the axis of the cylindrical drum C1 and the axis of an output shaft of the driving motor M1 are on the same straight line; an output shaft of the driving motor M1 is provided with a transmission shaft Z2, the transmission shaft Z2 extends into the cylindrical barrel C1, an adjusting bolt L1 is screwed at the end part of the transmission shaft Z2, an internal threaded hole for installing the adjusting bolt is formed in the end part of the transmission shaft, and when the mechanical seal is used, the adjusting bolt presses the mechanical seal and adjusts the compression amount of the mechanical seal; the shaft sleeve Z1 is arranged on the transmission shaft Z2; one end of the cylindrical barrel C1, which is far away from the driving motor M1, is provided with a detachable end cover F1, and the end cover F1 is connected with a manual pressure test pump B1 through a pipeline 11; the water draining valve is characterized in that a check valve K1 is arranged on the pipeline 11, a pressure gauge P1 is arranged on the pipeline 11 or the cylindrical barrel C1, and a water draining valve K2 is arranged on the end cover F1 or the cylindrical barrel C1.
In this embodiment, the flange is arranged at the edge of the end cover F1, and the flange is connected with the mounting seat J1 through the pulling bolt 12, so as to realize the connection between the end cover F1 and the cylinder body, obviously, the end cover F1 can also be connected with the cylinder body in other common connection modes, the sealing between the end cover F1 and the cylinder C1 adopts conventional sealing, and the sealing performance meets the test requirements.
In this embodiment, the base G1 is preferably made of stainless steel. The cylinder C1 is preferably made of high-strength transparent plastic steel. The shaft sleeve Z1 and the transmission shaft Z2 are made of corrosion-resistant 316L stainless steel.
As a further improvement, the base G1 is provided with a handle 13 which is convenient to hold by hand, so that the operator can move and carry the food quickly.
The utility model discloses a whole device can be placed in a small-size receiver, is applicable to the operation of any job site. The utility model discloses can realize mechanical seal's off-line detection, ensure on the one hand that the mechanical seal who treats the input operation is watertight, on the other hand can calculate the spring compression volume of different mechanical seals when best operating mode through the test.
The utility model discloses an external 220V alternating current power supply of driving motor M1, control box W1 is drawn to the power, by opening of control box W1 control driving motor M1 and stop. And sealing elements or sealing structures are arranged at the joints of the components which are contacted with water.
The utility model discloses a use as follows:
firstly, mechanical seal installation:
1. fixing a movable ring spring clamping seat 1 of the mechanical seal with a shaft sleeve Z1 to ensure that the end faces are flush;
2. mounting the mechanical seal static ring 2 on the end face of the cylindrical barrel C1 adjacent to the mechanical seal mounting seat J1;
3. the shaft sleeve Z1 is sleeved on the transmission shaft Z2, and an adjusting bolt L1 is arranged on the transmission shaft Z2.
Adjusting the compression amount D of the mechanical seal:
1. adjusting an adjusting bolt L1, and measuring the extension length of a shaft sleeve Z1 in two states of the free length D1 and the compression limit D2 of the mechanical seal by using a meter caliper so as to calculate the compression stroke amount of the mechanical seal;
2. adjusting the adjusting bolt L1 again and measuring the extension length of the shaft sleeve Z1 by using a vernier caliper according to the specified value of the mechanical seal run-out tolerance, so that the mechanical seal run-out tolerance D3 meets the requirement;
3. from the above measurements, the compression of the resulting mechanical seal was calculated as D = D2-D1+ D3.
Thirdly, mechanical seal leak detection operation:
1. mounting end cap F1 to secure the fastening in place;
2. water from an external water source K3 is pumped into the cylindrical barrel C1 through a manual pressure test pump B1, and the pressure is stopped after a pressure gauge P1 is observed to reach a specific pressure;
3. the power supply is switched on, the control box W1 is operated to manually start the driving motor M1;
4. observing whether the mechanical seal leaks water during rotation;
5. after the detection is completed, the driving motor M1 is manually turned off in the operation control box W1;
6. and (5) opening a drain valve K2, draining the water in the cylindrical barrel C1, loosening the adjusting bolt L1, taking down the mechanical seal and finishing the operation.
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 (7)
1. A single-end-face unbalanced mechanical seal leak detection device comprises a base, a driving motor, a shaft sleeve, a transparent cylindrical barrel, a manual pressure test pump and a control box, wherein the driving motor is arranged on the base; the method is characterized in that: the driving motor is arranged on the base, the cylindrical barrel is arranged on the base through the mounting seat, and the axis of the cylindrical barrel and the axis of the output shaft of the driving motor are in the same straight line; an output shaft of the driving motor is provided with a transmission shaft, the transmission shaft extends into the cylindrical barrel, and an adjusting bolt is screwed at the end part of the transmission shaft; the shaft sleeve is arranged on the transmission shaft; one end of the cylindrical barrel, which is far away from the driving motor, is provided with a detachable end cover, and the end cover is connected with a manual pressure test pump through a pipeline; the pipeline is provided with a check valve, the pipeline or the cylindrical barrel is provided with a pressure gauge, and the end cover or the cylindrical barrel is provided with a drain valve.
2. The single-end face unbalanced mechanical seal leakage detection device of claim 1, wherein: the flange plate is arranged on the edge of the end cover and connected with the mounting seat through the traction bolt, so that the end cover is connected with the barrel.
3. The single-end-face unbalanced mechanical seal leakage detection device according to claim 1 or 2, wherein: the base is made of stainless steel plates.
4. The single-end-face unbalanced mechanical seal leakage detection device according to claim 1 or 2, wherein: the cylinder is made of transparent plastic steel.
5. The single-end-face unbalanced mechanical seal leakage detection device according to claim 1 or 2, wherein: the shaft sleeve is made of stainless steel.
6. The single-end-face unbalanced mechanical seal leakage detection device according to claim 1 or 2, wherein: the transmission shaft is a stainless steel shaft.
7. The single-end-face unbalanced mechanical seal leakage detection device according to claim 1 or 2, wherein: the base is provided with a handle convenient to hold.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921423688.9U CN210221409U (en) | 2019-08-29 | 2019-08-29 | Single-end-face unbalanced mechanical seal leakage detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921423688.9U CN210221409U (en) | 2019-08-29 | 2019-08-29 | Single-end-face unbalanced mechanical seal leakage detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210221409U true CN210221409U (en) | 2020-03-31 |
Family
ID=69920715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921423688.9U Active CN210221409U (en) | 2019-08-29 | 2019-08-29 | Single-end-face unbalanced mechanical seal leakage detection device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210221409U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110411670A (en) * | 2019-08-29 | 2019-11-05 | 中国南方电网有限责任公司超高压输电公司昆明局 | A kind of single end face unbalanced type mechanical seal leakage detection apparatus |
-
2019
- 2019-08-29 CN CN201921423688.9U patent/CN210221409U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110411670A (en) * | 2019-08-29 | 2019-11-05 | 中国南方电网有限责任公司超高压输电公司昆明局 | A kind of single end face unbalanced type mechanical seal leakage detection apparatus |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210221409U (en) | Single-end-face unbalanced mechanical seal leakage detection device | |
CN106763007B (en) | The electric hydrostatic servo control mechanism of integration | |
CN208818446U (en) | A kind of valve seal system safety testing device | |
CN111963801B (en) | Intelligent pump valve production inspection and detection system | |
CN210065276U (en) | Metering pump set integrating pressure stabilization, overflow and metering | |
CN201272012Y (en) | Automatic lubrication apparatus of injection moulding machine mould regulating mechanism | |
CN202735032U (en) | Pipe sealing device for pipe opening | |
CN110411670A (en) | A kind of single end face unbalanced type mechanical seal leakage detection apparatus | |
CN212107092U (en) | Novel valve structure convenient for replacing sealing ring | |
CN210774536U (en) | Tail shaft tube hydrostatic test frock | |
CN202886073U (en) | Heavy mechanical seal simulation operation experiment apparatus | |
CN213868977U (en) | Small-size promotion type grouter | |
CN220378454U (en) | Water pump maintenance detection device | |
CN219035719U (en) | Explosion-proof high-sealing double-valve-cover structure | |
CN202137571U (en) | Pneumatic dismounting device | |
CN216199060U (en) | High-temperature-resistant and corrosion-resistant magnetic pump | |
CN213658168U (en) | Rotation type water conservancy valve management device | |
CN220932155U (en) | Quick verifying attachment of oil level gauge | |
CN203421174U (en) | Assembly type open oil seal | |
CN212007785U (en) | Test platform for maintaining mechanical shaft seal of environment-friendly stone paper internal mixer | |
CN219293851U (en) | Tool for installing piston | |
CN212407055U (en) | Vertical centrifugal pump for industrial desulfurization | |
CN219694476U (en) | Pressure pipeline gas leakage detection mechanism for special equipment | |
CN218003115U (en) | Pressure test device for hydraulic rubber hose assembly | |
CN219747630U (en) | Simple safety valve checking and clamping device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |