CN211085020U - Aircraft steering wheel solenoid valve push rod protrusion volume detection device - Google Patents
Aircraft steering wheel solenoid valve push rod protrusion volume detection device Download PDFInfo
- Publication number
- CN211085020U CN211085020U CN201922030638.0U CN201922030638U CN211085020U CN 211085020 U CN211085020 U CN 211085020U CN 201922030638 U CN201922030638 U CN 201922030638U CN 211085020 U CN211085020 U CN 211085020U
- Authority
- CN
- China
- Prior art keywords
- push rod
- solenoid valve
- circular groove
- cavity
- groove seat
- 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
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses an aircraft steering wheel solenoid valve push rod protrusion volume detection device relates to solenoid valve push rod detection device field. The utility model discloses install the stopper in the solenoid valve frock, install the push rod in the passageway of stopper, set up spring, steel ball, adjusting screw in the push rod bottom to and carry out the guide ring and the valve seat that press from both sides tight to steel ball and adjusting screw, detection device includes base, pressure cover, percentage table, table frame; the base comprises a bottom circular groove seat and a positioning cylinder, and the pressing sleeve comprises a bottom opening circular groove seat and a limiting cylinder; a second cavity is arranged in the circular groove seat with the opening at the bottom, and the dial indicator is arranged on the outer top surface of the limiting block through the meter frame to detect the protruding amount of the push rod. The utility model provides a steering wheel solenoid valve push rod protrusion volume measurement problem before the assembly, detection method is simple and convenient, does not need complicated measuring equipment, can guarantee the working property of solenoid valve, and then has guaranteed the operational reliability of steering wheel, can effectively guarantee product quality.
Description
Technical Field
The utility model belongs to solenoid valve push rod detection device field especially relates to an aircraft steering wheel solenoid valve push rod protrusion detection device.
Background
A certain type of steering engine is an important part accessory in an airplane flight control system, and is used for converting an electric command signal in the flight control system into a hydraulic flow to be output, and further controlling the deflection of a control surface to realize airplane flight attitude control. The electromagnetic valve in the steering engine is an important part in the steering engine, is a switch for switching on or off a hydraulic oil circuit in the steering engine and a hydraulic oil circuit of an airplane hydraulic system, and plays a very important role.
Therefore, performance inspection of the solenoid valve is an important work content in the repair of the steering engine. In the performance inspection of the electromagnetic valve, the main working procedures are the parameter control in the electromagnetic valve assembling process and the final performance detection of the electromagnetic valve, wherein the quality of the parameter control in the electromagnetic valve assembling process directly influences whether the test parameters of the electromagnetic valve are qualified or not. Of the assembly parameters that the solenoid valve is to control, the most important of which is the solenoid valve pushrod projection. The push rod outputs electromagnetic force in the electromagnetic valve and pushes the steel ball valve assembly to complete the action of opening the steel ball valve, and on the basis, high-pressure oil of a hydraulic system can enter the steering engine. The protruding amount of the push rod directly influences the initial state and the opening state of the steel ball valve assembly of the electromagnetic valve. The main influence factor of the protrusion amount is determined by the length of the push rod, and the push rod gradually generates abrasion to influence the protrusion amount of the push rod in the normal working use of the steering engine, so that the protrusion amount is detected as a very necessary process in the assembly process of the electromagnetic valve. The protrusion amount is only (0.05-0.12) mm according to the design technical requirement, and the numerical value is obviously smaller compared with the similar protrusion amount of a push rod in a common aircraft electromagnetic valve product, so that the requirement on a push rod protrusion amount detection device is higher, the existing common aircraft electromagnetic valve push rod protrusion amount detection device cannot meet the requirement, and therefore, the device and the using method for detecting the protrusion amount of the push rod of the steering engine electromagnetic valve have practical significance for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aircraft steering wheel solenoid valve push rod protrusion detection device has solved steering wheel solenoid valve push rod protrusion measurement problem before the assembly, and detection method is simple and convenient, does not need complicated measuring equipment, can guarantee the working property of solenoid valve, and then has guaranteed the operational reliability of steering wheel, can effectively guarantee product quality.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model discloses an aircraft steering engine solenoid valve push rod protrusion detection device, this detection device is used for the protrusion detection of the push rod mechanism of solenoid valve in the aircraft steering engine, push rod mechanism is including the stopper piece of installing in the solenoid valve frock, install the push rod in the passageway of stopper piece, set up spring, steel ball, the adjusting screw in the push rod bottom to and carry out the guide ring and the valve seat that press from both sides tightly to steel ball and adjusting screw, detection device includes base, pressure cover, percentage table, table frame;
the base comprises a bottom circular groove seat and a positioning cylinder arranged above the circular groove seat, a first cavity for accommodating and installing the valve seat, the guide ring and the adjusting screw is arranged in the base, and a slotted hole matched with the bottom of the adjusting screw is formed in the center of the inner bottom surface of the base;
the pressing sleeve comprises a bottom opening circular groove seat and a limiting cylinder arranged above the bottom opening circular groove seat; a second cavity in clearance fit with the outer side wall of the positioning cylinder is arranged in the circular groove seat with the opening at the bottom, a limiting block is installed in the inner channel of the limiting cylinder in clearance fit, and a convex shoulder at the bottom of the limiting block is clamped on the inner top surface of the second cavity and is pushed by a stop block;
the dial indicator is arranged on the outer top surface of the limiting block through the indicator frame to detect the protruding amount of the push rod.
Furthermore, the meter frame comprises an L-shaped clamping block clamped on the outer side wall of the limiting block and a lifting and transverse-moving meter frame arranged on the L-shaped clamping block, the dial indicator is arranged at one end of a supporting rod of the meter frame through the clamping block, and a measuring rod on the dial indicator is perpendicular to the top surface of the limiting block.
Further, the height of a second cavity of the pressing sleeve is 6-8mm, the inner diameter of the second cavity is 22-26mm, the second cavity is communicated with an inner channel, the diameter of the inner channel is 9-11mm, and the height of the inner channel is 6-8 mm.
Further, the outer diameter of the circular groove seat is 22-26mm, the height of the circular groove seat is 12-16mm, the inner diameter of the first cavity is 11-13mm, and the height of the first cavity is 10-12 mm.
The utility model discloses following beneficial effect has:
the utility model discloses a design a simple and easy detection device, can effectively and carry out solenoid valve push rod protrusion amount directly perceivedly and detect, moreover, the steam generator is simple in structure, detect convenient operation is swift high-efficient, it assists to need not complicated auxiliary assembly and device, the detection cost is low, the detection efficiency is high, the problem of steering wheel solenoid valve push rod protrusion amount measurement before the assembly has been solved, the detection method is simple and convenient, do not need complicated measuring equipment, can guarantee the working property of solenoid valve, and then the operational reliability of steering wheel has been guaranteed, satisfy the steering wheel solenoid valve and repair the demand, product quality can be effectively guaranteed.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the device for detecting the protrusion amount of the push rod of the electromagnetic valve of the aircraft steering engine and the push rod mechanism after the installation of the push rod mechanism;
fig. 2 is a schematic structural diagram of a device for detecting the protrusion amount of a push rod of an electromagnetic valve of an aircraft steering engine according to the present invention in a state of detecting the protrusion amount of the push rod;
FIG. 3 is a schematic diagram of the overall structure of a solenoid valve in a detected aircraft steering engine;
fig. 4 is a schematic structural view of the dial indicator mounting stand of the present invention;
fig. 5 is a schematic structural view of the pressing sleeve of the present invention;
fig. 6 is a schematic structural view of the base of the present invention;
FIG. 7 is a step diagram of a method for using the device for detecting the protrusion amount of the push rod of the electromagnetic valve of the aircraft steering engine according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
the test platform comprises a push rod 1, a stop block 2, a spring 3, a steel ball 4, a guide ring 5, an adjusting screw 6, a base 7, a valve seat 8, a stop block 9, a pressing sleeve 10, a dial indicator 11, a dial indicator 12, a gauge stand 13, an L-shaped clamping block and a test platform 14.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "top," "inner," "one end," "the other end," "side," and the like, refer to positional or positional relationships and are used merely for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the components or elements so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Referring to fig. 1-6, the device for detecting the protrusion amount of the push rod of the electromagnetic valve of the aircraft steering engine of the present invention comprises a detecting device for detecting the protrusion amount of the push rod mechanism of the electromagnetic valve in the aircraft steering engine, wherein the push rod mechanism comprises a stopper 2 installed in a tool of the electromagnetic valve, a push rod 1 installed in a channel of the stopper 2, a spring 3, a steel ball 4 and an adjusting screw 6 arranged at the bottom of the push rod 1, and a guide ring 5 and a valve seat 8 for clamping the steel ball 4 and the adjusting screw 6;
the detection device comprises a base 7, a pressing sleeve 10, a dial indicator 11 and an indicator frame 12; the base 7 comprises a circular groove seat 704 at the bottom and a positioning cylinder 703 arranged above the circular groove seat 704, a first cavity 701 for accommodating and installing the valve seat 8, the guide ring 5 and the adjusting screw 6 is arranged in the base 7, and a slotted hole 702 matched with the bottom of the adjusting screw 6 is formed in the center of the inner bottom surface of the base 7;
the pressing sleeve 10 comprises a bottom opening circular groove seat 1004 and a limiting cylinder 1002 arranged above the bottom opening circular groove seat 1004; a second cavity 1001 in clearance fit with the outer side wall of the positioning cylinder 703 is arranged in the circular groove seat 1004 with an opening at the bottom, an inner channel 1003 of the limiting cylinder 1002 is provided with a limiting block 2 in clearance fit, and a bottom shoulder of the limiting block 2 is clamped on the inner top surface of the second cavity 1001 and is blocked by a block 9;
the dial indicator 11 is mounted on the outer top surface of the stopper block 2 through the meter stand 12 to detect the protruding amount of the push rod 1.
The dial indicator 12 comprises an L-shaped clamping block 13 clamped on the outer side wall of the limiting block 2 and a lifting and transverse-moving dial indicator frame 12 arranged on the L-shaped clamping block 13, wherein the dial indicator 11 is arranged at one end of a supporting rod of the dial indicator frame 12 through the clamping block, and a measuring rod on the dial indicator 11 is perpendicular to the top surface of the limiting block 2.
Wherein, the height of the second cavity 1001 of the pressing sleeve 10 is 7mm, the inner diameter of the second cavity 1001 is 24mm, the second cavity 1001 is communicated with the inner channel 1003, the diameter of the inner channel 1003 is 10mm, and the height of the inner channel 1003 is 7 mm.
The outer diameter of the circular groove seat 704 is 24mm, the height of the circular groove seat 704 is 14mm, the inner diameter of the first cavity 701 is 12mm, and the height of the first cavity 701 is 11 mm.
As shown in fig. 7, a use method of the device for detecting the protrusion amount of the push rod of the electromagnetic valve of the airplane steering engine comprises the following steps:
s01, installing the push rod mechanism in the base 7 and the pressing sleeve 10: sequentially loading a valve seat 8, a stop block 9, a guide ring 5 and a steel ball 4 into a base 7; sequentially assembling the assembly of the stop block 2, the spring 3 and the push rod 1 into the pressing sleeve 10; the pressing sleeve 10 is tightly screwed with the base 7, and the adjusting screw 6 is screwed to a stop position;
s02, mounting a meter frame 12 and a dial indicator 11, namely fixedly mounting a L-shaped clamping block 13 on the side part of the stop block 2 so as to be arranged at the outer top part of the stop block 2, mounting the meter frame 12 on the L-shaped clamping block 13, mounting the dial indicator 11 at the end part of a support rod of the meter frame 12, and enabling a measuring rod on the dial indicator 11 to be vertical to the top surface of the stop block 2;
s03, zero setting by a dial indicator and measuring the protrusion amount of the push rod: and moving the mounted detection device to the upper surface of the measurement platform 14, firstly, attaching the outer top surface of the limiting block 2 by using the measurement head of the measurement rod on the dial indicator 11, carrying out zero alignment, then, moving the support rod in parallel to enable the measurement head of the measurement rod on the dial indicator 11 to be right opposite to the top end surface of the push rod 1, reading out the parameter of the dial indicator at the moment, namely the protrusion amount of the push rod 1, and finishing the detection.
The utility model discloses a design a simple and easy detection device, can effectively and carry out solenoid valve push rod protrusion amount directly perceivedly and detect, moreover, the steam generator is simple in structure, detect convenient operation is swift high-efficient, it assists to need not complicated auxiliary assembly and device, the detection cost is low, the detection efficiency is high, the problem of steering wheel solenoid valve push rod protrusion amount measurement before the assembly has been solved, the detection method is simple and convenient, do not need complicated measuring equipment, can guarantee the working property of solenoid valve, and then the operational reliability of steering wheel has been guaranteed, satisfy the steering wheel solenoid valve and repair the demand, product quality can be effectively guaranteed.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The utility model provides an aircraft steering wheel solenoid valve push rod protrusion detection device, this detection device are arranged in aircraft steering wheel the protrusion of push rod mechanism of solenoid valve to detect, push rod mechanism is including installing stopper (2) in the solenoid valve frock, installs push rod (1) in the passageway of stopper (2), sets up in spring (3) of push rod (1) bottom, steel ball (4), adjusting screw (6) to and carry out tight guide ring (5) and valve seat (8) of clamp to steel ball (4) and adjusting screw (6), its characterized in that:
the detection device comprises a base (7), a pressing sleeve (10), a dial indicator (11) and an indicator frame (12);
the base (7) comprises a circular groove seat (704) at the bottom and a positioning cylinder (703) arranged above the circular groove seat (704), a first cavity (701) for accommodating and installing the valve seat (8), the guide ring (5) and the adjusting screw (6) is arranged in the base (7), and a slotted hole (702) matched with the bottom of the adjusting screw (6) is formed in the center of the inner bottom surface of the base (7);
the pressing sleeve (10) comprises a bottom opening circular groove seat (1004) and a limiting cylinder (1002) arranged above the bottom opening circular groove seat (1004); a second cavity (1001) in clearance fit with the outer side wall of the positioning cylinder (703) is arranged in the circular groove seat (1004) with the opening at the bottom, a limiting block (2) is installed in an inner channel (1003) of the limiting cylinder (1002) in clearance fit, and a bottom shoulder of the limiting block (2) is clamped on the inner top surface of the second cavity (1001) and is pushed by a stop block (9);
the dial indicator (11) is arranged on the outer top surface of the limiting block (2) through the indicator frame (12) to detect the protruding amount of the push rod (1).
2. The device for detecting the protrusion amount of the push rod of the electromagnetic valve of the airplane steering engine according to claim 1, wherein the gauge stand (12) comprises an L-shaped clamping block (13) clamped on the outer side wall of the limiting block (2) and a lifting and transverse-moving gauge stand (12) arranged on the L-shaped clamping block (13), the dial indicator (11) is arranged at one end of a support rod of the gauge stand (12) through the clamping block, and a measuring rod on the dial indicator (11) is perpendicular to the top surface of the limiting block (2).
3. The device for detecting the protrusion amount of the push rod of the electromagnetic valve of the airplane steering engine according to claim 1, wherein the height of a second cavity (1001) of the pressing sleeve (10) is 6-8mm, the inner diameter of the second cavity (1001) is 22-26mm, the second cavity (1001) is communicated with an inner channel (1003), the diameter of the inner channel (1003) is 9-11mm, and the height of the inner channel (1003) is 6-8 mm.
4. The device for detecting the protrusion amount of the push rod of the electromagnetic valve of the airplane steering engine according to claim 1, wherein the outer diameter of the circular groove seat (704) is 22-26mm, the height of the circular groove seat (704) is 12-16mm, the inner diameter of the first cavity (701) is 11-13mm, and the height of the first cavity (701) is 10-12 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030638.0U CN211085020U (en) | 2019-11-22 | 2019-11-22 | Aircraft steering wheel solenoid valve push rod protrusion volume detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030638.0U CN211085020U (en) | 2019-11-22 | 2019-11-22 | Aircraft steering wheel solenoid valve push rod protrusion volume detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211085020U true CN211085020U (en) | 2020-07-24 |
Family
ID=71637302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922030638.0U Active CN211085020U (en) | 2019-11-22 | 2019-11-22 | Aircraft steering wheel solenoid valve push rod protrusion volume detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211085020U (en) |
-
2019
- 2019-11-22 CN CN201922030638.0U patent/CN211085020U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103091024B (en) | Push-pull force testing device of actuator | |
| CN108562413A (en) | A kind of air tightness of pipe fitting detection workbench | |
| CN203443524U (en) | Engine cylinder head oil nozzle hole depth gauge and calibration device thereof | |
| CN211085020U (en) | Aircraft steering wheel solenoid valve push rod protrusion volume detection device | |
| CN102486365B (en) | Air gauge and working method thereof | |
| CN102954886B (en) | Device for measuring stiffness of pilot spring | |
| CN201867143U (en) | Air gauge | |
| CN101881680B (en) | Multifunctional pressure detecting and measuring switch | |
| CN110749265A (en) | Airplane steering engine electromagnetic valve push rod protrusion amount detection device and use method | |
| CN202216679U (en) | Linear displacement measuring head and sensor detecting and debugging device | |
| CN211374015U (en) | Device suitable for opening and power-down current test and stroke measurement of electromagnetic valve | |
| CN107560942B (en) | Strength testing device of gas cylinder mounting bracket | |
| CN206493088U (en) | A kind of piston press-loading device | |
| CN105628306A (en) | Test leakage machine plugging assembly | |
| CN109374305A (en) | A kind of MTU956 diesel engine main valve Performance Test System and its test method | |
| CN108760507A (en) | A kind of cupping machine | |
| CN209445920U (en) | A kind of positioning mesoporous detection device | |
| CN110153378A (en) | Detect the auxiliary device of sand core group core installation qualification | |
| CN202372321U (en) | On-line detection equipment of oil cylinder assembly | |
| CN203490071U (en) | Test bench of micro-control empty/load vehicle adjusting device | |
| CN111678401A (en) | Sand core position detection mechanism and detection method | |
| CN203037395U (en) | Actuating mechanism push-pull force testing apparatus | |
| CN204694410U (en) | A kind of diffusion valve test device for air tightness | |
| CN204421856U (en) | The mechanism of detection and location pin on fixture | |
| CN217991786U (en) | Bearing clamping and positioning tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |