CN210461260U - Displacement sensor protection structure of underwater hydraulic hoist - Google Patents
Displacement sensor protection structure of underwater hydraulic hoist Download PDFInfo
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- CN210461260U CN210461260U CN201921625314.5U CN201921625314U CN210461260U CN 210461260 U CN210461260 U CN 210461260U CN 201921625314 U CN201921625314 U CN 201921625314U CN 210461260 U CN210461260 U CN 210461260U
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Abstract
The utility model discloses a displacement sensor protection structure of an underwater hydraulic hoist, which comprises a hydraulic cylinder, a gate arranged at the top end of the hydraulic cylinder, a special sensor for a ceramic rod arranged in the hydraulic cylinder and a protection cover for protecting the special sensor for the ceramic rod; the protective cover comprises an outer cover body and a connecting piece, a hose connector is arranged in the outer cover body, a threaded hole is formed in one side of the surface of the hydraulic cylinder, connecting seats are arranged on the periphery of the hose connector, and one end of the hose connector is spirally arranged in the threaded hole; the utility model discloses a take the safety cover of sealing washer to protect ceramic pole dedicated sensor, the housing export is connected the high-pressure hose with hose joint and is extended to the surface of water more than, and the surface of water is worn out from the high-pressure hose to the sensor cable, and this structure can become anhydrous environment with sensor operational environment, ensures its long-term reliable work, has prolonged sensor life and hydraulic hoist's maintenance cycle greatly.
Description
Technical Field
The utility model relates to a hydraulic pressure field, in particular to hydraulic hoist displacement sensor protection architecture under water.
Background
Hydraulic is a term used in the mechanical and electromechanical industries. The hydraulic pressure can be in a power transmission mode and becomes hydraulic transmission. The hydraulic pressure may also be used as a control means, called hydraulic control. The hydraulic transmission uses liquid as a working medium and utilizes the pressure energy of the liquid to transmit power. The hydraulic control is a control in which a pressure fluid is transmitted as a control signal. Control systems that are designed with hydraulic technology are referred to as hydraulic control systems. The hydraulic control generally includes hydraulic open-loop control and hydraulic closed-loop control. The hydraulic closed-loop control is also referred to as hydraulic servo control, and it constitutes a hydraulic servo system, and generally includes an electric hydraulic servo system (electro-hydraulic servo system) and a mechanical hydraulic servo system (mechanical-hydraulic servo system, or mechanical-hydraulic servo mechanism).
When the hydraulic cylinder is used underwater, the matched special sensor for the ceramic rod can be immersed underwater, although the sensor has higher waterproof grade, in actual use, if the sensor is used under the working condition of soaking water for a long time, the fault occurrence rate of the sensor can be improved; the sensor is protected by only one protective cover, the protective effect of the sensor cannot be further enhanced, and the reliability of the protective structure of the sensor is influenced.
Therefore, the protection structure for the displacement sensor of the underwater hydraulic hoist is provided by the technical personnel in the field so as to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's not enough, the utility model aims to provide an underwater hydraulic hoist displacement sensor protection architecture, the safety cover that adopts a tape seal circle protects ceramic pole dedicated sensor, the housing export is with hose nipple connection high-pressure hose extend to the surface of water more than, the surface of water is worn out from high-pressure hose to the sensor cable, this structure can become anhydrous environment with sensor operational environment, ensure its long-term reliable work, the maintenance cycle of sensor life and hydraulic hoist has been prolonged greatly.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a protection structure for a displacement sensor of an underwater hydraulic hoist comprises a hydraulic cylinder, a gate arranged at the top end of the hydraulic cylinder, a ceramic rod special sensor arranged in the hydraulic cylinder and a protection cover for protecting the ceramic rod special sensor;
the safety cover comprises an outer cover body and a connecting piece, a hose connector is arranged in the outer cover body, a threaded hole is formed in one side of the surface of the hydraulic cylinder, connecting seats are formed in the periphery of the hose connector, one end of the hose connector is spirally arranged in the threaded hole, the other end of the hose connector is connected with the hose connector arranged on the surface of the outer cover body in a sealing mode, a high-pressure hose is arranged in the hose connector in a spiral mode, and the connecting piece is connected with the connecting seats in a.
Preferably, the outer cover body is of a cylindrical folding cylindrical structure, one end of the outer cover body is fixedly sleeved with a circular ring, and the circular ring and the connecting piece are welded with each other.
Preferably, an outer ferrule is welded on one side, close to the outer cover body, of the surface of the outer cover body, the distance between the outer ferrule and the outer cover body is 1-2 cm, and anti-skid grains are arranged on the outer surface of the outer ferrule.
Preferably, the outer ring is a steel circular ring-shaped structure, and the height of the ring body of the outer ring is equal to the thickness of the stacked outer cover body during use.
Preferably, an inner ring is welded on the position, close to the connecting surface of the connecting piece and the connecting seat, of the inner wall of the connecting piece, two groups of annular grooves are formed in the outer wall of the inner ring and the inner wall of the connecting seat, and a sealing ring is embedded in the groove in the inner ring.
Preferably, the cross-section of the groove is semi-circle-shaped, an external thread is arranged on one side of the outer surface of the connecting seat, which is far away from the corresponding groove, and an internal thread is arranged on one side of the inner wall of the connecting piece, which is close to the inner ring.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model adopts a protective cover with a sealing ring to protect the special sensor for the ceramic rod, the outlet of the housing is connected with the high-pressure hose by the hose joint and extends to the water surface, and the sensor cable penetrates out of the water surface from the high-pressure hose, so that the working environment of the sensor can be changed into a waterless environment, the long-term reliable work of the sensor can be ensured, the service life of the sensor is greatly prolonged, and the maintenance period of the hydraulic hoist is greatly prolonged;
2. the outer cover body used by the utility model is of a folding structure, when not in use, the outer cover body can be folded and contracted to be placed into the outer ring, the outer ring provides protection for the outer cover body, when in use, the outer cover body can be folded and contracted, so that the whole outer cover body can deflect at a certain angle, the hose connector is always vertically connected with one end of the outer cover body, and the phenomenon of air leakage is avoided;
3. the utility model discloses the inner race and the hose interface that set up have realized dual waterproof effect, all set up the sealing washer in two recesses of this department inner race inner wall, provide certain extrusion force when being connected for connecting piece and connecting seat simultaneously, have strengthened the sealed effect when connecting piece is connected with the connecting seat.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged view of a partial structure a of fig. 1 according to the present invention;
fig. 3 is a partial structure assembly drawing of the present invention.
In the figure: 1. a protective cover; 101. an outer cover body; 102. a connecting member; 2. a high pressure hose; 3. a gate; 4. a hydraulic cylinder; 5. a hose connector; 6. a connecting seat; 7. a threaded hole; 8. a sensor dedicated to the ceramic rod; 9. a hose connector; 10. an outer ferrule; 11. a groove; 12. an inner race; 13. and (5) sealing rings.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, a protection structure for a displacement sensor of an underwater hydraulic hoist comprises a hydraulic cylinder 4, a gate 3 arranged at the top end of the hydraulic cylinder 4, a ceramic rod dedicated sensor 8 installed in the hydraulic cylinder 4, and a protection cover 1 for protecting the ceramic rod dedicated sensor 8;
the protective cover 1 comprises an outer cover body 101 and a connecting piece 102, a hose connector 9 is arranged in the outer cover body 101, a threaded hole 7 is formed in one side of the surface of the hydraulic cylinder 4, a connecting seat 6 is formed in the periphery of the hose connector 9, one end of the hose connector 9 is spirally arranged in the threaded hole 7, the other end of the hose connector is connected with a hose connector 5 which is arranged on the surface of the outer cover body 101 in a sealing mode, a high-pressure hose 2 is spirally arranged in the hose connector 5, and the connecting piece 102 is spirally connected with the.
Through adopting above-mentioned technical scheme, use a safety cover 1 of taking sealing washer 13 to protect ceramic rod dedicated sensor 8, the housing export is connected high-pressure hose 2 with hose nipple 5 and is extended to above the surface of water, and the surface of water is worn out from high-pressure hose 2 to the sensor cable, and this structure can become anhydrous environment with sensor operational environment, ensures its long-term reliable work, has prolonged sensor life and hydraulic hoist's maintenance cycle greatly.
Referring to fig. 2, the outer cover 101 is a cylindrical folded cylindrical structure, and a ring is fixedly sleeved at one end of the outer cover 101 and is welded to the connecting piece 102.
The outer cover 101 and the connecting member 102 are of an integral structure.
Referring to fig. 2, an outer ferrule 10 is welded on one side of the surface of the outer cover body 101, which is close to the outer cover body 101, the distance between the outer ferrule 10 and the outer cover body 101 is 1-2 cm, and anti-skid patterns are formed on the outer surface of the outer ferrule 10.
The outer ring 10 can be manually screwed, so that the connecting piece 102 is spirally connected and fixed with the connecting seat 6, and the anti-slip patterns formed on the outer surface of the outer ring 10 improve the static friction between a human body and the outer ring 10, thereby facilitating the disassembly and assembly operation.
The used outer cover body 101 is of a folding structure, when the outer cover body is not used, the outer cover body can be folded and contracted to be placed into the outer ring 10, the outer ring 10 provides protection for the outer cover body 101, when the outer cover body is used, the outer cover body 101 can be folded and contracted, so that the whole outer cover body 101 can deflect at a certain angle, the hose connector 5 is always vertically connected with one end of the outer cover body 101, and the air leakage phenomenon is avoided.
Referring to fig. 2, the outer ring 10 is a circular ring-shaped structure made of steel, and the height of the outer ring 10 is equal to the thickness of the stacked outer cover 101.
Referring to fig. 3, an inner ring 12 is welded on the inner wall of the connecting member 102 at a position close to the connecting surface of the connecting member 102 and the connecting seat 6, two sets of annular grooves 11 are formed in the outer wall of the inner ring 12 and the inner wall of the connecting seat 6, and a sealing ring 13 is embedded in the groove 11 of the inner ring 12.
Referring to fig. 3, the cross section of the groove 11 is a half-circle shape, an external thread is provided on one side of the outer surface of the connecting seat 6 away from the corresponding groove 11, and an internal thread is provided on one side of the inner wall of the connecting member 102 close to the inner ring 12.
The double waterproof function is realized by the inner ring 12 and the hose connector 9 which are arranged, the sealing rings 13 are arranged in the two grooves 11 on the inner wall of the inner ring 12, certain extrusion force is provided when the connecting piece 102 is connected with the connecting seat 6, and the sealing effect when the connecting piece 102 is connected with the connecting seat 6 is enhanced.
The working principle is as follows: when the device is used, the hose connector 9 is connected with the threaded hole 7, so that the opening end of the hose connector 9 is opposite to the special sensor 8 for the ceramic rod, then the protective cover 1 is assembled, the outer ring 10 is held by hand, the outer ring 10 is screwed manually, so that the connecting piece 102 is in threaded connection and fixed with the connecting seat 6, and the outer cover body 101 is retracted into the outer ring 10;
in the process of screwing the outer ring 10, the two grooves 11 on the inner wall of the inner ring 12 are both provided with the sealing rings 13, and meanwhile, a certain extrusion force is provided for the connection of the connecting piece 102 and the connecting seat 6, so that the sealing effect of the connecting piece 102 and the connecting seat 6 is enhanced, a user can feel the friction force between the sealing rings 13 and the outer wall of the connecting seat 6 in the process of screwing the outer ring 10, when the sealing rings 13 are embedded into the two grooves 11 corresponding to the inner wall of the connecting seat 6, the screwing operation can be stopped, the connection of the connecting seat 6 and the connecting piece 102 and the connection of the hose connector 9 and the threaded hole 7 realize the double waterproof function;
the sensor 8 special for the ceramic rod is protected by the protective cover 1 with the sealing ring 13, the outlet of the housing is connected with the high-pressure hose 2 through the hose joint 5 and extends to the water surface, and the sensor cable penetrates out of the water surface from the high-pressure hose 2.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A protection structure for a displacement sensor of an underwater hydraulic hoist comprises a hydraulic cylinder (4), a gate (3) arranged at the top end of the hydraulic cylinder (4), a ceramic rod special sensor (8) arranged in the hydraulic cylinder (4) and a protection cover (1) for protecting the ceramic rod special sensor (8);
protective cover (1) is including the outer cover body (101) and connecting piece (102), and is provided with hose interface (9) in the outer cover body (101), threaded hole (7) have been seted up to one side on pneumatic cylinder (4) surface, and hose interface (9) have seted up connecting seat (6) all around, in the one end spiral setting of hose interface (9) reaches threaded hole (7), the other end is connected at the hose nipple (5) on outer cover body (101) surface with sealed setting, and the spiral is provided with high-pressure hose (2) in hose nipple (5), connecting piece (102) and connecting seat (6) screwed connection.
2. The underwater hydraulic hoist displacement sensor protection structure of claim 1, characterized in that: the outer cover body (101) is of a cylindrical folding cylindrical structure, one end of the outer cover body (101) is fixedly sleeved with a circular ring, and the circular ring and the connecting piece (102) are welded with each other.
3. The underwater hydraulic hoist displacement sensor protection structure of claim 1, characterized in that: an outer ring (10) is welded on one side, close to the outer cover body (101), of the surface of the outer cover body (101), the distance between the outer ring (10) and the outer cover body (101) is 1-2 cm, and anti-skid grains are arranged on the outer surface of the outer ring (10).
4. The underwater hydraulic hoist displacement sensor protection structure of claim 3, characterized in that: the outer ring (10) is of a steel circular ring structure, and the height of the ring body of the outer ring (10) is equal to the thickness of the stacked outer cover body (101) in use.
5. The underwater hydraulic hoist displacement sensor protection structure of claim 1, characterized in that: an inner ring (12) is welded at a position, close to the connecting surface of the connecting piece (102) and the connecting seat (6), of the inner wall of the connecting piece (102), two groups of annular grooves (11) are formed in the outer wall of the inner ring (12) and the inner wall of the connecting seat (6), and a sealing ring (13) is embedded in the groove (11) located in the inner ring (12).
6. The underwater hydraulic hoist displacement sensor protection structure of claim 5, characterized in that: the cross section of the groove (11) is in a half-circle shape, an external thread is arranged on one side of the outer surface of the connecting seat (6) far away from the corresponding groove (11), and an internal thread is arranged on one side of the inner wall of the connecting piece (102) close to the inner ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921625314.5U CN210461260U (en) | 2019-09-27 | 2019-09-27 | Displacement sensor protection structure of underwater hydraulic hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921625314.5U CN210461260U (en) | 2019-09-27 | 2019-09-27 | Displacement sensor protection structure of underwater hydraulic hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461260U true CN210461260U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921625314.5U Active CN210461260U (en) | 2019-09-27 | 2019-09-27 | Displacement sensor protection structure of underwater hydraulic hoist |
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| Country | Link |
|---|---|
| CN (1) | CN210461260U (en) |
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2019
- 2019-09-27 CN CN201921625314.5U patent/CN210461260U/en active Active
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Address after: 213000 No.8 Caohe Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Zhongsheng hoist Technology Co.,Ltd. Address before: 213000 No.8 Caohe Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee before: Changzhou Zhongsheng Hydraulic Engineering Co.,Ltd. |