CN112240807A - Embedded resistor sealing connection device based on compressor or gear box - Google Patents

Embedded resistor sealing connection device based on compressor or gear box Download PDF

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Publication number
CN112240807A
CN112240807A CN202011209458.XA CN202011209458A CN112240807A CN 112240807 A CN112240807 A CN 112240807A CN 202011209458 A CN202011209458 A CN 202011209458A CN 112240807 A CN112240807 A CN 112240807A
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CN
China
Prior art keywords
gasket
nut
compressor
connecting rod
groove
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.)
Pending
Application number
CN202011209458.XA
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Chinese (zh)
Inventor
王晓明
贾中平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang Xicheng Precision Electrical Instrument Factory
Original Assignee
Shenyang Xicheng Precision Electrical Instrument Factory
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenyang Xicheng Precision Electrical Instrument Factory filed Critical Shenyang Xicheng Precision Electrical Instrument Factory
Priority to CN202011209458.XA priority Critical patent/CN112240807A/en
Publication of CN112240807A publication Critical patent/CN112240807A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02—Means for indicating or recording specially adapted for thermometers
    • G01K1/028—Means for indicating or recording specially adapted for thermometers arrangements for numerical indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/08—Protective devices, e.g. casings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K2007/163—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements provided with specially adapted connectors

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses an embedded resistor sealing connection device based on a compressor or a gear box, which comprises a body, wherein the body consists of a fixed block, a connection nut, a connecting rod, an end head, a first gasket, a cushion block, a second gasket and a fixed nut, a groove is formed in the fixed nut, the first gasket, the cushion block and the second gasket are accommodated in the groove, and the connecting rod and the end head are integrally arranged. This bury resistance sealing connecting device based on compressor or gear box, through first gasket, the second gasket, cooperation between cushion and the fixation nut, under the effect of connecting rod and end, the packing ring can seal fixation nut and compressor or gear box handing-over department, prevent that the seepage from appearing in fixation nut and compressor or gear box's handing-over department, penetrate fixation nut with the one end of resistance in proper order, first gasket, the cushion, the second gasket, the connecting rod, coupling nut and fixed block, be fit for using widely.

Description

Embedded resistor sealing connection device based on compressor or gear box
Technical Field
The invention relates to the field related to bearing bush temperature measurement of units such as large centrifugal compressors, axial flow compressors, steam turbines, large power generation equipment and the like, in particular to a compressor or gear box-based embedded resistor sealing connection device.
Background
In the traditional single embedded platinum thermal resistor, a resistance lead is a three-wire system, the material of the lead is a high-temperature-resistant wire, a copper shielding net is arranged on the outer layer of the resistance lead as a protective layer, a temperature measuring probe adopts a thin-film platinum resistor as a temperature sensing element, the diameter of the probe is phi 3.2mm, the length of the probe is 7.6mm, and the precision grades are A grade and B grade;
through many studies, the embedded platinum thermal resistor is installed in a wire groove of a bearing bush, when the temperature in a machine rises after the equipment runs for a long time, the pressure also rises along with the temperature rise, when the internal pressure of the machine is higher than the external pressure, lubricating oil overflows along a thermal resistor wire under the action of the pressure and even flows into an instrument control box, so that the safety of the equipment is directly influenced.
Disclosure of Invention
The invention aims to provide a compressor or gear box-based embedded resistance sealing connecting device to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bury resistance seal connecting device based on compressor or gear box, which comprises a body, the body is by fixed block, coupling nut, the connecting rod, the end, first gasket, the cushion, second gasket and fixation nut constitute, and fixation nut's inside is equipped with the recess, and first gasket, the cushion, and the inside of second gasket holding at the recess, and connecting rod and end set up as an organic whole, and the end links to each other with second gasket overlap joint, and the connecting rod cup joints with coupling nut and links to each other, and coupling nut passes through the connecting rod and links to each other with the fixed block, and be equipped with inner chamber and connecting hole on the fixed block respectively, and inner chamber and connecting hole set up as an organic whole with the fixed block, and first gasket, all be equipped with the wiring hole on cushion and the second gasket, and the wiring hole is a plurality ofly, and the connecting rod passes.
Preferably, the connecting nut consists of an end cap and a screw rod, the end cap and the screw rod are arranged integrally, and the screw rod is in threaded connection with the groove.
Preferably, be equipped with the fixture block on the second gasket, and two the fixture block symmetry sets up on the circumference of second gasket, and two the fixture block sets up as an organic whole with the second gasket, and is equipped with the draw-in groove on the fixation nut, and two the draw-in groove sets up as an organic whole with fixation nut, and the fixture block links to each other with the draw-in groove joint.
Preferably, the fixing nut is sleeved with a gasket, and the gasket is connected with the fixing nut in a sleeved mode.
Preferably, the fixing nut is sleeved with a sealing sleeve, and the sealing sleeve is in threaded connection with the fixing nut.
Compared with the prior art, the invention has the beneficial effects that: the embedded resistor sealing connection device based on the compressor or the gear box can seal the joint of the fixing nut and the compressor or the gear box under the action of the connecting rod and the end head through the matching of the first gasket, the second gasket, the cushion block and the fixing nut, prevent the joint of the fixing nut and the compressor or the gear box from leaking, sequentially penetrate one end of the resistor into the fixing nut, the first gasket, the cushion block, the second gasket, the connecting rod, the connecting nut and the fixing block, embed the other end of the resistor into the lead groove of the compressor or the gear box and the bearing bush temperature measuring device, detect the temperature of the bearing bush, penetrate the flexible pipe through one end of the fixing block to be connected with the detection device for transmitting digital signals, display is carried out through the display device, when the embedded resistor sealing connection device is installed, the connecting rod penetrates the connecting nut to be screwed into the fixing block, and the connecting, the fixing block is clamped by a spanner, the connecting rod is screwed by another spanner to ensure that the connecting rod is tightly connected with the fixing block, the first gasket, the cushion block and the second gasket are sequentially placed in the groove, the connecting nut is screwed into the fixing nut to complete installation, the fixing block and the fixing nut do not need to move relatively in the screwing process, two spanners are required, one spanner is used for screwing the connecting nut, the other spanner is used for holding the fixing block, the fixing block is kept still all the time, namely the connection is successful, the novel pressure value born by the use of the novel connecting device is four atmospheric pressures, the connecting nut is screwed into the fixing nut, so that the end head extrudes the first gasket, the cushion block, the second gasket and the resistor in the groove, the extruded cushion block is deformed under stress, the groove can form violence, the junction of the resistor and the wiring hole is sealed while the displacement of the resistor is limited, the sealing performance is improved, and the oil leakage, the defect that an oil blocking device is lacked at the connecting part of the traditional platinum thermal resistor and the compressor or the gear box and the oil seepage phenomenon is serious is overcome, the working efficiency and the service life of the embedded resistance sealing connecting device based on the compressor or the gear box are improved, more approval can be obtained on the market by the embedded resistance sealing connecting device based on the compressor or the gear box, the product quality of the embedded resistance sealing connecting device based on the compressor or the gear box is improved, the purchase cost of a user is saved, the resource waste of lubricating oil is avoided, and the embedded resistance sealing connecting device is suitable for popularization and use.
Drawings
FIG. 1 is a schematic structural view of a structural fixing block, a connecting rod and a fixing nut of the present invention;
FIG. 2 is a schematic structural view of a fixing block, a coupling nut and a fixing nut according to the present invention;
FIG. 3 is a schematic structural view of the present invention;
figure 4 is a schematic view of the construction of the sealing sleeve, first backsheet and spacer of the present invention.
In the figure: 1. the novel connecting structure comprises a body, 2, a fixing block, 3, an inner cavity, 4, a connecting hole, 5, a connecting rod, 6, an end head, 7, a connecting nut, 8, a fixing nut, 9, a clamping groove, 10, a gasket, 11, a sealing sleeve, 12, a groove, 13, a first gasket, 14, a cushion block, 15, a second gasket, 16, a clamping block, 17, a wiring hole, 18, an end cap, 19 and a screw rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a sealing connection device of an embedded resistor based on a compressor or a gear box comprises a body 1, wherein the body 1 is the sealing connection device of the embedded platinum thermal resistor and the compressor or the gear box and is used for improving the sealing performance and preventing lubricating oil from leaking, the body 1 consists of a fixed block 2, a connecting nut 7, a connecting rod 5, an end head 6, a first gasket 13, a cushion block 14, a second gasket 15 and a fixing nut 8, the fixed block 2, the connecting nut 7, the connecting rod 5, the end head 6, the fixing nut 8, the first gasket 13 and the second gasket 15 are made of stainless steel, a groove 12 is formed in the fixing nut 8, the first gasket 13, the cushion block 14 and the second gasket 15 are accommodated in the groove 12, the connecting rod 5 and the end head 6 are arranged integrally, the end head 6 is connected with the second gasket 15 in an overlapping mode, the connecting rod 5 is connected with the connecting nut 7 in a sleeved mode, the connecting nut 7 is connected with the fixed block 2 through the connecting rod, an inner cavity 3 and a connecting hole 4 are respectively arranged on the fixed block 2, the inner cavity 3 and the connecting hole 4 are arranged with the fixed block 2 as a whole, a first gasket 13, a cushion block 14 and a second gasket 15 are all provided with wiring holes 17, the wiring holes 17 are three holes, and have various specifications such as double holes or single holes, and can be replaced and installed according to the use requirements, the cushion block 14 is made of nitrile rubber, the wiring holes 17 are of a three-hole structure, the connecting rod 5 is connected with the fixing nut 8 through the connecting nut 7, the connecting nut 7 is composed of an end cap 18 and a screw rod 19, the end cap 18 and the screw rod 19 are arranged as a whole, the screw rod 19 is in threaded connection with the groove 12, the second gasket 15 is provided with clamping blocks 16, the two clamping blocks 16 are symmetrically arranged on the circumference of the second gasket 15, the two clamping blocks 16 and the second gasket 15 are arranged as a whole, the fixing nut 8 is provided with clamping grooves 9, and the two clamping grooves, and the clamping block 16 is connected with the clamping groove 9 in a clamping mode, the fixing nut 8 is sleeved with the gasket 10, the gasket 10 is a composite gasket, the gasket 10 is connected with the fixing nut 8 in a sleeved mode, the fixing nut 8 is sleeved with the sealing sleeve 11, the sealing sleeve 11 is used for protecting threads on the fixing nut 8 when being packaged or transported, the threads on the fixing nut 8 are prevented from being damaged when being transported, and the sealing sleeve 11 is in threaded connection with the fixing nut 8.
A compressor or gear box based embedded resistance sealing connecting device is composed of a body 1, a fixing block 2, an inner cavity 3, a connecting hole 4, a connecting rod 5, an end head 6, a connecting nut 7, a fixing nut 8, a clamping groove 9, a gasket 10, a sealing sleeve 11, a groove 12, a first gasket 13, a cushion block 14, a second gasket 15, a clamping block 16, a wiring hole 17, an end cap 18 and a screw rod 19, wherein before safety, one end of an embedded platinum thermal resistor sequentially penetrates through the fixing nut 8, the first gasket 13, the cushion block 14, the second gasket 15, the connecting rod 5, the connecting nut 7 and the fixing block 2, the other end of the embedded platinum thermal resistor is embedded into the compressor or gear box to be connected with a wire guide groove of a bearing bush temperature measuring device, the temperature of the bearing bush is detected, one end of the fixing block 2 penetrates through a flexible pipe to be connected with a detecting device for transmitting digital signals, show through display device, during the connection, penetrate coupling nut 7 with connecting rod 5, twist in the fixed block 2, connecting rod 5 is forward screw, hold fixed block 2 with the spanner, connecting rod 5 is twisted to another spanner, make connecting rod 5 and fixed block 2 zonulae occludens, with first gasket 13, cushion 14 and second gasket 15 are put into recess 12 in proper order, twist coupling nut 7 in fixation nut 8, accomplish the installation, fixed block 2 need not have relative motion with fixation nut 8 at the in-process of screwing up, need use two spanners, a screws up coupling nut 7, another holds fixed block 2, it is just to connect successfully to keep fixed block 2 motionless all the time, accomplish this equipment work based on the resistance sealing connection device that buries of compressor or gear box.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "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; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A buried resistance-sealed connection device based on a compressor or a gearbox, comprising a body (1), characterized in that: the body (1) consists of a fixed block (2), a connecting nut (7), a connecting rod (5), an end head (6), a first gasket (13), a cushion block (14), a second gasket (15) and a fixing nut (8), a groove (12) is arranged inside the fixing nut (8), the first gasket (13), the cushion block (14) and the second gasket (15) are accommodated inside the groove (12), the connecting rod (5) and the end head (6) are arranged integrally, the end head (6) is connected with the second gasket (15) in an overlapping manner, the connecting rod (5) is connected with the connecting nut (7) in a sleeved manner, the connecting nut (7) is connected with the fixed block (2) through the connecting rod (5), an inner cavity (3) and a connecting hole (4) are respectively arranged on the fixed block (2), and the inner cavity (3) and the connecting hole (4) are arranged integrally with the fixed block (2), and all be equipped with wiring hole (17) on first gasket (13), cushion (14) and second gasket (15), and wiring hole (17) are a plurality of, and connecting rod (5) link to each other with fixation nut (8) through coupling nut (7).
2. The compressor or gearbox based embedded resistive sealing interface of claim 1, wherein: the connecting nut (7) is composed of an end cap (18) and a screw rod (19), the end cap (18) and the screw rod (19) are arranged integrally, and the screw rod (19) is in threaded connection with the groove (12).
3. The compressor or gearbox based embedded resistive sealing interface of claim 1, wherein: be equipped with fixture block (16) on second gasket (15), and two fixture block (16) symmetry sets up on the circumference of second gasket (15), and two fixture block (16) and second gasket (15) set up as an organic whole, and be equipped with draw-in groove (9) on fixation nut (8), and two draw-in groove (9) and fixation nut (8) set up as an organic whole, and fixture block (16) and draw-in groove (9) joint link to each other.
4. The compressor or gearbox based embedded resistive sealing interface of claim 1, wherein: the fixing nut (8) is sleeved with a gasket (10), and the gasket (10) is connected with the fixing nut (8) in a sleeved mode.
5. The compressor or gearbox based embedded resistive sealing interface of claim 1, wherein: the fixing nut (8) is sleeved with a sealing sleeve (11), and the sealing sleeve (11) is in threaded connection with the fixing nut (8).
CN202011209458.XA 2020-11-03 2020-11-03 Embedded resistor sealing connection device based on compressor or gear box Pending CN112240807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011209458.XA CN112240807A (en) 2020-11-03 2020-11-03 Embedded resistor sealing connection device based on compressor or gear box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011209458.XA CN112240807A (en) 2020-11-03 2020-11-03 Embedded resistor sealing connection device based on compressor or gear box

Publications (1)

Publication Number Publication Date
CN112240807A true CN112240807A (en) 2021-01-19

Family

ID=74169793

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011209458.XA Pending CN112240807A (en) 2020-11-03 2020-11-03 Embedded resistor sealing connection device based on compressor or gear box

Country Status (1)

Country Link
CN (1) CN112240807A (en)

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