CN108458831B

CN108458831B - Pressure monitoring device for hydraulic and hydroelectric engineering

Info

Publication number: CN108458831B
Application number: CN201810121780.3A
Authority: CN
Inventors: 毛杰; 赵文娟; 高星星; 刘德志; 徐探
Original assignee: Shandong Lichuang Technology Co ltd; Huimin Lichuang Water Conservancy Technology Co ltd
Current assignee: Huimin Lichuang Water Conservancy Technology Co.,Ltd.; Shandong Lichuang Technology Co., Ltd
Priority date: 2018-02-07
Filing date: 2018-02-07
Publication date: 2021-12-14
Anticipated expiration: 2038-02-07
Also published as: CN108458831A

Abstract

The invention discloses a pressure monitoring device for water conservancy and hydropower engineering, which structurally comprises a pressure display meter, a valve, a fixed bracket, a telescopic rod, a handle, a connecting plate, a pull gate, a first through pipe, a water storage seat and a prompting mechanism, wherein the prompting mechanism is arranged on the water storage seat and consists of a transmission rod, a fixed plate, an electric current pipe, a sensing block, a first rotating shaft, a sensing wire, a second motor, a first motor, a second sensing block, an LED electric module, a ball, a fixed rod, a shaking slide rail, a second through pipe, a pull window, a pressing block, a telescopic spring, a balancing rod, a second rotating shaft, a supporting rod, a power receiving block, an electric wire and a conductive block, two prompting devices are arranged for prompting by an LED lamp and prompting by alarm respectively, when the pressure reaches a critical point, the device can give an alarm to a user, and the user can know the condition of the device so as to adopt a solution, a great deal of convenience is provided for the user to use and the user does not need to monitor the device sideways.

Description

Pressure monitoring device for hydraulic and hydroelectric engineering

Technical Field

The invention discloses a pressure monitoring device for hydraulic and hydroelectric engineering, and belongs to the field of hydraulic and hydroelectric engineering.

Background

The culture of hydraulic and hydroelectric engineering has knowledge about surveying, planning, designing, constructing, scientific research and management, and can be used in water conservancy and hydroelectric engineering, and can make the departments of water conservancy and hydropower implement the basic theory and basic knowledge of mathematics, mechanics and building structure, and can make students obtain the basic training of engineering design method, construction management method and scientific research method, and has the basic abilities of surveying, planning, designing, construction, scientific research and management, etc. and the goal of culturing hydroelectric service Basic theory and professional knowledge in the aspects of design, construction, management and the like have the capability of comprehensively applying learned knowledge to solve practical engineering problems, graduates can carry out planning, design and scientific research work in the fields of water conservancy and hydropower resource development, large-scale water conservancy and hydropower junction exploration, design, construction, management and the like, and the business cultivation requirements are that students in the field mainly learn the basic theory and the basic knowledge in the aspects of mathematics, mechanics, building structures and the like necessary for water conservancy and hydropower engineering construction, so that the students obtain necessary basic training of engineering design methods, construction management methods and scientific research methods, and have the basic capability in the aspects of water conservancy and hydropower engineering exploration, planning, design, construction, scientific research, management and the like.

However, the prior art can not play a role in reminding users, and users can not know when the pressure reaches a critical point, and can only observe the device all the time and can not perform other work, which causes inconvenience to the users.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a pressure monitoring device for water conservancy and hydropower engineering to solve the problems that a reminding function cannot be realized for users, the users cannot know when the pressure reaches a critical point, other work cannot be carried out only by observing the device all the time, and the use of the users is inconvenient.

In order to achieve the purpose, the invention is realized by the following technical scheme: a pressure monitoring device for water conservancy and hydropower engineering structurally comprises a pressure display meter, a valve, a fixing support, a telescopic rod, a handle, a connecting plate, a brake, a first through pipe, a water storage seat and a prompting mechanism, wherein the pressure display meter is arranged on the left side of the first through pipe and is of an integrated structure;

the top end of the first through pipe is provided with a connecting plate, the connecting plate and the first through pipe are of an integrated structure, the top end of the connecting plate is provided with a valve, the valve and the connecting plate are in clearance fit, a pull gate is installed on the valve, the top end of the pull gate is provided with a handle, the handle and the pull gate are in clearance fit, the left side and the right side of the valve are provided with fixing supports, the fixing supports and the valve are welded into an integrated structure, the middle part of the valve is provided with an expansion link, the expansion link and the valve are in clearance fit, the bottom of the first through pipe is provided with a water storage seat, and the water storage seat and the first through pipe are of an integrated structure;

the prompting mechanism is arranged on the water storage seat and consists of a transmission rod, a fixed plate, a current tube, a sensing block, a first rotating shaft, a sensing wire, a second motor, a first motor, a second sensing block, an LED electric module, a ball, a fixed rod, a shaking slide rail, a second through tube, a sliding window, a pressing block, a telescopic spring, a balance rod, a second rotating shaft, a supporting rod, an electricity receiving block, an electric wire, a conductive block, a third motor, a loudspeaker, a monitoring probe, a pressure measuring tube, a suspension plate and a fixed block, wherein the transmission rod is arranged at the top end of the fixed block, the fixed block and the transmission rod are of an integrated structure, the bottom of the fixed block is provided with the suspension plate which is of an integrated structure, the suspension plate is arranged at the bottom of the pressure measuring tube, the transmission rod is arranged on the fixed plate, and the fixed plate and the transmission rod are in clearance fit, the device is characterized in that an electric current tube is fixedly arranged at the top end of the fixing plate, a sensing wire is fixedly arranged in the electric current tube, first rotating shafts are arranged on the left and right sides of the sensing wire and are in clearance fit with the sensing wire, a sensing block is arranged on the left side of the first rotating shaft and is integrated with the first rotating shaft, a first motor is arranged in the middle of the sensing wire and is electrically connected with the sensing wire, a second motor is arranged at the top end of the first motor, second sensing blocks are arranged on the left and right sides of the second motor and are electrically connected with the second motor, a shaking slide rail is arranged on the right side of the second sensing block and is electrically connected with the second sensing block, the shaking slide rail is arranged in the second rotating shaft, and balls are arranged at the top end of the shaking slide rail, the ball and the shake slide rail adopt clearance fit, the bottom inside the second through pipe is provided with a pressing block, the pressing block and the second through pipe adopt clearance fit, the bottom of the pressing block is provided with a telescopic spring, the telescopic spring and the pressing block are of an integrated structure, the bottom of the telescopic spring is fixedly provided with a balancing rod, the middle part of the balancing rod is provided with a second rotating shaft, the second rotating shaft and the balancing rod adopt clearance fit, the bottom of the balancing rod is provided with a supporting rod, the supporting rod and the balancing rod adopt clearance fit, the bottom at the left side of the balancing rod is provided with an electric wire, the electric wire is provided with an electrifying block, the electrifying block is electrically connected with the electric wire, the upper side and the lower side of the middle part of the electric wire are provided with conductive blocks, the conductive blocks are electrically connected with the electric wire, the left side of the electric wire is provided with a third motor, the third motor is electrically connected with the electric wire, a loudspeaker is installed on the left side of the third motor, an LED electric module is arranged on the left side of the conductive block and electrically connected with the conductive block, a current tube is arranged on the left side of the electric module and connected with the conductive block through the electric module, a monitoring probe is arranged at the bottom of the piezometric tube, the monitoring probe and the piezometric tube are of an integrated structure, and the sliding window is installed on the right side of the second through tube;

the loudspeaker constitute by yoke ring, vibrating diaphragm, magnet, soft iron core post, voice coil loudspeaker voice coil, centering buttressing piece, the yoke ring install in both sides about the vibrating diaphragm, the vibrating diaphragm right side be equipped with magnet, magnet and vibrating diaphragm structure as an organic whole, magnet bottom install soft iron core post, soft iron core post on, soft iron core post left side fixed be equipped with centering buttressing piece.

Furthermore, the pressure display meter comprises a shell, a connecting bolt, a meter body, a protective cover, a connecting pipe and a connecting buckle.

Furthermore, a watch body is fixedly arranged at the top end of the shell

The top end of the watch body is provided with a protective cover.

Further, the casing right side be equipped with the connecting pipe, the connecting pipe right side be equipped with the connector link, the connector link pass through the connecting pipe and the casing is connected.

Furthermore, a connecting bolt is fixedly arranged on the shell.

Furthermore, the power connection block is provided with two blocks.

Furthermore, an LED lamp is arranged on the LED electric module.

Advantageous effects

The invention relates to a pressure monitoring device for water conservancy and hydropower engineering, water flows into a pressure measuring tube, then a monitoring probe monitors water pressure and transmits the water pressure to a pressure display meter, then the water pressure is higher and higher to push a suspension plate, the suspension plate drives a fixing block at the top end, the fixing block drives a transmission rod at the top end, the transmission rod collides with a sensing block, a rotating shaft rotates the sensing block to rotate after the sensing block is imaged, a sensing line transmits information to a first motor, the first motor starts to operate, power is transmitted to an LED electric module through a current tube, an indicator lamp on the LED electric module is lighted, when a user cannot see the device, the water pressure continues to rise and collides with a second sensing block, the second motor operates to transmit the power to a shaking slide rail, the shaking slide rail starts to operate after receiving the power, a ball on the shaking slide rail rolls on a second through tube, when the ball collides with a pressing block, the pressing block is stressed to drive a telescopic spring at the bottom to compress, the equalizing lever is passed to power to expanding spring, the equalizing lever atress is out of balance, the left side up inclines, the electricity piece that connects that drives the top overlaps mutually, then make third motor function through the electric wire, magnet is passed to the power to third motor function, magnet conversion is the electro-magnet, with the voice coil loudspeaker voice coil function of soft iron stem, produce the electromagnetic wave, and later enlarge sound through the vibrating diaphragm, it reminds and the warning for the LED lamp respectively to be equipped with two reminding device, can send the police dispatch newspaper to the user of service when pressure reaches a critical point, thereby the user of service just can know the situation of device and take the solution, provide a large amount of convenience for user's use, and the user of service need not at monitoring devices on one side.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a pressure monitoring device for hydraulic and hydroelectric engineering according to the present invention;

FIG. 2 is a schematic structural diagram of a pressure monitoring device prompting mechanism for hydraulic and hydroelectric engineering according to the present invention;

FIG. 3 is a diagram illustrating a process of using a pressure monitoring device prompting mechanism for hydraulic and hydroelectric engineering according to the present invention;

FIG. 4 is a diagram illustrating a process of using a pressure monitoring device prompting mechanism for hydraulic and hydroelectric engineering according to the present invention;

FIG. 5 is a schematic structural diagram of a loudspeaker of a pressure monitoring device for hydraulic and hydroelectric engineering according to the present invention;

fig. 6 is a schematic structural diagram of a pressure display meter of a pressure monitoring device for hydraulic and hydroelectric engineering.

In the figure: the pressure display meter comprises a pressure display meter-1, a valve-2, a fixed support-3, an expansion link-4, a handle-5, a connecting plate-6, a brake-7, a first through pipe-8, a water storage seat-9, a prompting mechanism-10, a transmission rod-1001, a fixed plate-1002, a current pipe-1003, a sensing block-1004, a first rotating shaft-1005, a sensing line-1006, a second motor-1007, a first motor-1008, a second sensing block-1009, an LED electric module-1010, a ball-1011, a fixed rod-1012, a shaking slide rail-1013, a second through pipe-1014, a pull window-1015, a pressing block-1016, an expansion spring-1017, a balance rod-1018, a second rotating shaft-1019, a support rod-1020, an electric connection block-1021, a connecting plate-6, The device comprises a wire-1022, a conductive block-1023, a third motor-1024, a loudspeaker-1025, a monitoring probe-1026, a pressure measuring tube-1027, a suspension plate-1028, a fixed block-1029, a yoke ring-102501, a diaphragm-102502, a magnet-102503, a soft iron core column-102504, a voice coil-102505, a centering support piece-102506, a shell-101, a connecting bolt-102, a watch body-103, a protective cover-104, a connecting tube-105 and a connecting buckle-106.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1-6, the present invention provides a technical solution of a pressure monitoring device for hydraulic and hydro-power engineering: the structure of the device comprises a pressure display meter 1, a valve 2, a fixed support 3, a telescopic rod 4, a handle 5, a connecting plate 6, a brake 7, a first through pipe 8, a water storage seat 9 and a prompting mechanism 10, wherein the pressure display meter 1 is arranged on the left side of the first through pipe 8, and the first through pipe 8 and the pressure display meter 1 are of an integrated structure;

the top end of the first through pipe 8 is provided with a connecting plate 6, the connecting plate 6 and the first through pipe 8 are of an integrated structure, the top end of the connecting plate 6 is provided with a valve 2, the valve 2 and the connecting plate 6 are in clearance fit, the valve 2 is provided with a pull gate 7, the top end of the pull gate 7 is provided with a handle 5, the handle 5 and the pull gate 7 are in clearance fit, the left side and the right side of the valve 2 are provided with fixed supports 3, the fixed supports 3 and the valve 2 are welded into an integrated structure, the middle part of the valve 2 is provided with an expansion link 4, the expansion link 4 and the valve 2 are in clearance fit, the bottom of the first through pipe 8 is provided with a water storage seat 9, and the water storage seat 9 and the first through pipe 8 are of an integrated structure;

the prompting mechanism 10 is mounted on the water storage base 9, the prompting mechanism 10 is composed of a transmission rod 1001, a fixing plate 1002, a current tube 1003, a sensing block 1004, a first rotating shaft 1005, a sensing wire 1006, a second motor 1007, a first motor 1008, a second sensing block 1009, an LED electrical module 1010, a ball 1011, a fixing rod 1012, a shaking slide rail 1013, a second through tube 1014, a drawing window 1015, a pressing block 1016, a telescopic spring 1017, a balancing rod 1018, a second rotating shaft 1019, a support rod 1020, an electric connection block 1021, an electric wire 1022, a conductive block, a third motor 1024, a loudspeaker 1025, a monitoring probe 1026, a pressure measuring tube 1027, a suspension plate 1028 and a fixing block 1029, the transmission rod 1001 is arranged at the top end of the fixing block 1029, the fixing block 1029 and the transmission rod 1001 are in an integrated structure, the suspension plate 1028 is arranged at the bottom of the fixing block 1029, and the suspension plate 1028 and the fixing block 1029 are in an integrated structure, the suspension plate 1028 is arranged at the bottom of a pressure measuring tube 1027, the transmission rod 1001 is arranged on a fixing plate 1002, the fixing plate 1002 and the transmission rod 1001 are in clearance fit, a current tube 1003 is fixedly arranged at the top end of the fixing plate 1002, a sensing wire 1006 is fixedly arranged in the current tube 1003, first rotating shafts 1005 are arranged on the left and right sides of the sensing wire 1006, the first rotating shafts 1005 and the sensing wire 1006 are in clearance fit, a sensing block 1004 is arranged on the left side of the first rotating shafts 1005, the sensing block 1004 and the first rotating shafts 1005 are of an integrated structure, a first motor 1008 is arranged in the middle of the sensing wire 1006, the first motor 1008 is electrically connected with the sensing wire 1006, a second motor 1007 is arranged at the top end of the first motor 1008, second sensing blocks are arranged on the left and right sides of the second motor 1007, the second sensing block 1009 is electrically connected with the second motor 1007, the right side of the second sensing block 1009 is provided with a shaking slide rail 1013, the shaking slide rail 1013 is electrically connected with the second sensing block 1009, the shaking slide rail 1013 is installed inside a second through pipe 1014, the top end of the shaking slide rail 1013 is provided with a ball 1011, the ball 1011 and the shaking slide rail 1013 are in clearance fit, the bottom end inside the second through pipe 1014 is provided with a press block 1016, the press block 1016 and the second through pipe 1014 are in clearance fit, the bottom of the press block 1016 is provided with a telescopic spring 1017, the telescopic spring 1017 and the press block 1016 are in an integrated structure, the bottom of the telescopic spring 1017 is fixedly provided with a balance bar 1018, the middle part 1018 of the balance bar is provided with a second rotating shaft 1019, the second rotating shaft 1019 and the balance bar 1018 are in clearance fit, the bottom of the balance bar 1018 is provided with a support bar 1020, the support bar 1020 and the balance bar 1018 are in clearance fit, and the bottom end of the left side of the balance bar 1018 is provided with an electric wire 1022, the electric wire 1022 is provided with a power connection block 1021, the power connection block 1021 is electrically connected with the electric wire 1022, the upper side and the lower side of the middle part of the electric wire 1022 are provided with conductive blocks 1023, the conductive blocks 1023 are electrically connected with the electric wire 1022, the left side of the electric wire 1022 is provided with a third motor 1024, the third motor 1024 is electrically connected with the electric wire 1022, the left side of the third motor 1024 is provided with a loudspeaker 1025, the left side of the conductive block 1023 is provided with an LED electric module 1010, the LED electric module 1010 is electrically connected with the conductive block 1023, the left side of the electric module 1010 is provided with a current tube 1003, the current tube 1003 is connected with the conductive block 1023 through the electric module 1010, the bottom of the pressure measuring tube 1027 is provided with a monitoring probe 1026, the monitoring probe 1026 and the pressure measuring tube 1027 are of an integrated structure, and the drawing window 1015 is arranged on the right side of the second through tube 1014;

the loudspeaker 1025 comprises a yoke ring 102501, a diaphragm 102502, a magnet 102503, a soft iron core column 102504, a voice coil 102505 and a centering support 102506, wherein the yoke ring 102501 is arranged on the upper side and the lower side of the diaphragm 102502, the magnet 102503 is arranged on the right side of the diaphragm 102502, the magnet 102503 and the diaphragm 102502 are of an integrated structure, the soft iron core column 102504 is arranged at the bottom of the magnet 102503, the centering support 102506 is fixedly arranged on the left side of the soft iron core column 102504 on the soft iron core column 102504, the pressure display watch 1 comprises a shell 101, a connecting bolt 102, a watch body 103, a protective cover 104, a connecting pipe 105 and a connecting buckle 106, the watch body 103 is fixedly arranged at the top end of the shell 101

The utility model discloses a table structure, including table body 103, casing 101, connecting piece 1021, power connection piece 1021, LED electric module 1010, table body 103 top install visor 104, casing 101 right side be equipped with connecting pipe 105, connecting pipe 105 right side be equipped with connector link 106, connector link 106 pass through connecting pipe 105 and casing 101 and connect, casing 101 on the fixed connecting bolt 102 that is equipped with, be equipped with two, LED electric module 1010 on be equipped with the LED lamp.

The speaker 1025 described in this patent is a transducer that converts electrical signals into acoustic signals, and the audio power, through electromagnetic, piezoelectric or electrostatic effects, causes its cone or diaphragm to vibrate and resonate with the surrounding air to produce sound.

When the pressure measuring device is used, water flows into the pressure measuring tube, the monitoring probe monitors the water pressure and transmits the water pressure to the pressure display meter, the water pressure is higher and higher to push the suspension plate, the suspension plate drives the fixing block at the top end, the fixing block drives the transmission rod at the top end, the transmission rod collides with the sensing block, the rotating shaft rotates the sensing block to rotate after the image is formed, the sensing wire transmits information to the first motor, the first motor starts to operate and transmits power to the LED electric module through the current tube, the indicator lamp on the LED electric module is lighted, a user cannot see the water pressure and then continuously rises to collide with the second sensing block, the second motor operates to transmit the power to the shaking slide rail, the shaking slide rail starts to operate after receiving the power, the ball on the shaking slide rail rolls on the second through tube, when the ball collides with the pressing block, the pressing block is stressed to drive the telescopic spring at the bottom to compress, the telescopic spring transmits force to the balancing rod, the balance rod is out of balance under stress, the left side inclines upwards to drive the top end to be overlapped with the electricity connection block, then the third motor is operated through the electric wire, the third motor is operated to transmit power to the magnet, the magnet is converted into the electromagnet to be operated with the voice coil of the soft iron core column to generate electromagnetic waves, and then the sound is expanded through the vibrating membrane, for example, a pressure monitoring device in the first village cannot play a role of reminding users, when the pressure reaches a critical point, the users cannot know that the users can only observe the device side and cannot perform other work, and the use of the users is inconvenient, so that the invention can be used for being provided with two reminding devices which are respectively used for reminding and reminding the alarm of the LED lamp, when the pressure reaches a critical point, the users can send the alarm, and the users can know the condition of the device, thereby adopting the solution, a great deal of convenience is provided for the user to use and the user does not need to monitor the device sideways.

The invention solves the problem that the warning function can not be played for users, when the pressure reaches a critical point, the users can not know that the users can only observe at the side of the device all the time and can not perform other work, thus causing inconvenience for the users.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A pressure monitoring device for water conservancy and hydropower engineering structurally comprises a pressure display meter (1), a valve (2), a fixed support (3), an expansion link (4), a handle (5), a connecting plate (6), a brake (7), a first through pipe (8), a water storage seat (9) and a prompting mechanism (10), wherein the pressure display meter (1) is arranged on the left side of the first through pipe (8), and the first through pipe (8) and the pressure display meter (1) are of an integrated structure; the method is characterized in that:

the top end of the first through pipe (8) is provided with a connecting plate (6), the connecting plate (6) and the first through pipe (8) are of an integrated structure, the top end of the connecting plate (6) is provided with a valve (2), the valve (2) and the connecting plate (6) are in clearance fit, a switch-off (7) is arranged on the valve (2), a handle (5) is arranged at the top end of the switch-off (7), the handle (5) is in clearance fit with the pull gate (7), the left side and the right side of the valve (2) are provided with fixed brackets (3), the fixed support (3) and the valve (2) are welded into an integrated structure, the middle part of the valve (2) is provided with a telescopic rod (4), the telescopic rod (4) is in clearance fit with the valve (2), the bottom of the first through pipe (8) is provided with a water storage seat (9), and the water storage seat (9) and the first through pipe (8) are of an integrated structure;

the prompting mechanism (10) is arranged on the water storage seat (9), the prompting mechanism (10) consists of a transmission rod (1001), a fixing plate (1002), a current tube (1003), a sensing block (1004), a first rotating shaft (1005), a sensing wire (1006), a second motor (1007), a first motor (1008), a second sensing block (1009), an LED electric module (1010), a ball (1011), a fixing rod (1012), a shaking slide rail (1013), a second through tube (1014), a pull window (1015), a pressing block (1016), a telescopic spring (1017), a balance rod (1018), a second rotating shaft (1019), a supporting rod (1020), an electric connection block (1021), an electric wire (1022), a conductive block (1023), a third motor (1024), a loudspeaker (1025), a monitoring probe (1026), a pressure measuring tube (1027), a suspension plate (1028) and a fixing block (1029), the transmission rod (1029) is arranged at the top end of the fixing block (1001), the fixed block (1029) and the transmission rod (1001) are of an integrated structure, a suspension plate (1028) is arranged at the bottom of the fixed block (1029), the suspension plate (1028) and the fixed block (1029) are of an integrated structure, the suspension plate (1028) is arranged at the bottom of the pressure measuring tube (1027), the transmission rod (1001) is arranged on a fixed plate (1002), the fixed plate (1002) and the transmission rod (1001) are in clearance fit, a current tube (1003) is fixedly arranged at the top end of the fixed plate (1002), a sensing wire (1006) is fixedly arranged in the current tube (1003), first rotating shafts (1005) are arranged on the left and right sides of the sensing wire (1006), the first rotating shafts (1005) and the sensing wire (1006) are in clearance fit, a sensing block (1004) is arranged on the left side of the first rotating shafts (1005), and the sensing block (1004) and the first rotating shafts (1005) are of an integrated structure, the middle of the sensing line (1006) is provided with a first motor (1008), the first motor (1008) is electrically connected with the sensing line (1006), the top end of the first motor (1008) is provided with a second motor (1007), the left side and the right side of the second motor (1007) are provided with second sensing blocks (1009), the second sensing blocks (1009) are electrically connected with the second motor (1007), the right side of the second sensing block (1009) is provided with a shaking slide rail (1013), the shaking slide rail (1013) is electrically connected with the second sensing blocks (1009), the shaking slide rail (1013) is arranged inside a second through pipe (1014), the top end of the shaking slide rail (1013) is provided with a ball (1011), the ball (1011) and the shaking slide rail (1013) are in clearance fit, the bottom end inside the second through pipe (1014) is provided with a pressing block (1016), the pressure block (1016) and the second through pipe (1014) are in clearance fit, a telescopic spring (1017) is arranged at the bottom of the pressure block (1016), the telescopic spring (1017) and the pressure block (1016) are of an integrated structure, a balance rod (1018) is fixedly arranged at the bottom of the telescopic spring (1017), a second rotating shaft (1019) is arranged in the middle of the balance rod (1018), the second rotating shaft (1019) and the balance rod (1018) are in clearance fit, a support rod (1020) is arranged at the bottom of the balance rod (1018), the support rod (1020) and the balance rod (1018) are in clearance fit, an electric wire (1022) is mounted at the bottom end of the left side of the balance rod (1018), an electric connection block (1021) is arranged on the electric wire (1022), the electric connection block (1021) is electrically connected with the electric wire (1022), and conductive blocks (1023) are arranged on the upper side and the lower side of the middle of the electric wire (1022), the electric conduction block (1023) is electrically connected with the electric wire (1022), a third motor (1024) is arranged on the left side of the electric wire (1022), the third motor (1024) is electrically connected with the electric wire (1022), a loudspeaker (1025) is installed on the left side of the third motor (1024), an LED electric module (1010) is arranged on the left side of the electric conduction block (1023), the LED electric module (1010) is electrically connected with the electric conduction block (1023), a current tube (1003) is arranged on the left side of the electric module (1010), the current tube (1003) is connected with the electric conduction block (1023) through the electric module (1010), a monitoring probe (1026) is arranged at the bottom of the pressure measuring tube (1027), the monitoring probe (1026) and the pressure measuring tube (1027) are of an integrated structure, and the pull window (1015) is installed on the right side of the second through tube (1014);

loudspeaker (1025) by yoke ring (102501), vibrating diaphragm (102502), magnet (102503), soft iron core post (102504), voice coil (102505), centering branch piece (102506) constitute, yoke ring (102501) install in vibrating diaphragm (102502) upper and lower both sides, vibrating diaphragm (102502) right side be equipped with magnet (102503), magnet (102503) and vibrating diaphragm (102502) structure as an organic whole, magnet (102503) bottom install soft iron core post (102504), soft iron core post (102504) on, soft iron core post (102504) left side fixed centering branch piece (102506) of being equipped with.

2. A pressure monitoring device for use in hydraulic and hydro-power engineering according to claim 1 characterised in that: the pressure display meter (1) is composed of a shell (101), a connecting bolt (102), a meter body (103), a protective cover (104), a connecting pipe (105) and a connecting buckle (106).

3. A pressure monitoring device for hydraulic and hydro-power engineering according to claim 2 characterised in that: the top end of the shell (101) is fixedly provided with a watch body (103).

4. A pressure monitoring device for hydraulic and hydro-power engineering according to claim 2 characterised in that: the top end of the watch body (103) is provided with a protective cover (104).

5. A pressure monitoring device for hydraulic and hydro-power engineering according to claim 2 characterised in that: casing (101) right side be equipped with connecting pipe (105), connecting pipe (105) right side be equipped with connector link (106), connector link (106) pass through connecting pipe (105) and casing (101) and connect.

6. A pressure monitoring device for hydraulic and hydro-power engineering according to claim 2 characterised in that: and a connecting bolt (102) is fixedly arranged on the shell (101).