CN213176275U

CN213176275U - Pressure protection device

Info

Publication number: CN213176275U
Application number: CN202022092107.7U
Authority: CN
Inventors: 刘咸; 姚伟; 朱晓敏
Original assignee: Jiangxi Xizhong Environmental Technology Co ltd
Current assignee: Jiangxi Xizhong Environmental Technology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-11
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a pressure protection device belongs to hydraulic pressure station technical field, including first landing leg, first fixed plate and second fixed plate, the bottom welding of first fixed plate and second fixed plate has the second landing leg, first landing leg sets up to hollow structure, the inner wall of first landing leg rotates and is connected with two sets of gears, the fixed surface of second landing leg has the rack, rack and gear intermeshing, the bottom of first landing leg bonds there is the silica gel pad, and the top welding who states first fixed plate and second fixed plate has the rotation seat. This device passes through the intermeshing of gear and rack for first landing leg can cross can realize the regulation of height at the surperficial rectilinear movement of second landing leg, drives the threaded rod through the knob and rotates, drives splint through the threaded rod and rotates, locks the pressure transmitter body through splint, prevents that the skew from taking place when the installation of pressure transmitter body.

Description

Pressure protection device

Technical Field

The utility model relates to a hydraulic pressure station technical field specifically is a pressure protection device.

Background

The hydraulic station is a hydraulic source device or a hydraulic device comprising a control valve and consists of a hydraulic pump, a motor for driving, an oil tank, a directional valve, a throttle valve, an overflow valve and the like, oil is supplied according to the flow direction, pressure and flow required by the driving device, the hydraulic station is suitable for various machines with the driving device separated from the hydraulic station, the hydraulic station is connected with the driving device (the oil cylinder or the motor) by an oil pipe, the hydraulic system can realize various specified actions, the original hydraulic system only has one mechanical pressure gauge, and when a pointer and a contact of the pressure gauge are failed or damaged, overpressure damage is easy to cause, personal safety accidents are easy to cause by carelessness, so that a pressure transmitter is added on the basis of the original mechanical pressure gauge, and the aim of accurately controlling the oil pressure is fulfilled;

all carry out threaded connection through the helicitic texture of joint department during the installation of current most pressure transmitter, lack positioner during the pressure transmitter installation, the skew takes place very easily when carrying out artifical threaded connection, and current pressure transmitter can only be with data display on the display screen from taking in addition, can't transmit and take notes data.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure protection device through the intermeshing of gear and rack for first landing leg can cross can realize the regulation of height at the surperficial rectilinear movement of second landing leg, drives the threaded rod through the knob and rotates, drives splint through the threaded rod and rotates, locks the pressure transmitter body through splint, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure protection device comprises a first supporting leg, a first fixing plate and a second fixing plate, wherein the bottom of the first fixing plate and the bottom of the second fixing plate are welded with the second supporting leg, the first supporting leg is of a hollow structure, the inner wall of the first supporting leg is rotatably connected with two groups of gears, a rack is fixed on the surface of the second supporting leg, the rack and the gears are meshed with each other, and a silica gel pad is bonded at the bottom of the first supporting leg;

the top parts of the first fixing plate and the second fixing plate are welded with rotating seats, threaded holes are formed in the rotating seats, threaded rods are connected to the inner walls of the threaded holes in a threaded mode, one ends of the threaded rods are welded with knobs, and the other ends of the threaded rods are connected with clamping plates in a rotating mode;

two groups of grooves are formed in one side of the first fixing plate, two groups of tenons matched with the grooves are integrally formed in the side face of the second fixing plate, the two groups of tenons are inserted into the inner walls of the grooves, arc-shaped grooves are formed in the contact surface of the first fixing plate and the second fixing plate, a protective shell is fixed on the surface of each arc-shaped groove and is of a semi-cylindrical structure, a pressure transmitter body is inserted into a cavity formed by the two groups of protective shells, and the clamping plate is in contact with the pressure transmitter body;

the surface mounting of second fixed plate has control module, control module is inside to be fixed with controller, memory and WIFI module, the controller links to each other with the output of memory, WIFI module and pressure transmitter body, the controller passes through the WIFI module and links to each other with the switch board receiving terminal.

Preferably, the protective housing is of an external thread structure, and the outer wall of the protective housing is in threaded connection with the protective cover.

Preferably, a limiting plate is welded at one end of the second supporting leg, and the limiting plate is clamped on the inner wall of the first supporting leg.

Preferably, the bottom of the first fixing plate and the bottom of the second fixing plate are fixedly provided with a telescopic sleeve and a spring, the telescopic sleeve is arranged on the inner wall of the spring, and one end of the telescopic sleeve is bonded with a rubber pad.

Preferably, magnet plates are embedded in the tenon and the groove, and the polarities of the two groups of magnet plates are opposite.

Preferably, the clamping plate is of a cambered surface structure, and anti-skid patterns are formed in the surface, in contact with the pressure transmitter body, of the clamping plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device enables the first supporting leg to linearly move on the surface of the second supporting leg through mutual meshing of the gear and the rack, so that height adjustment is realized, the threaded rod is driven to rotate through the knob, the clamping plate is driven to rotate through the threaded rod, the pressure transmitter body is locked through the clamping plate, and the pressure transmitter body is prevented from deviating during installation;

2. this device carries out real-time supervision through the pressure transmitter body to the inside pressure in hydraulic pressure station, transmits the inside data storage that carries on of memory through the controller, and the controller transmits the switch board receiving terminal through the WIFI module after with data storage to make and to adjust the inside parameter in hydraulic pressure station through the switch board, realized the transmission and the record of data.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic sectional view of a second leg of the present invention;

fig. 4 is a schematic view of a connection structure of the first fixing plate and the second fixing plate of the present invention;

fig. 5 is an electrical connection block diagram of the present invention.

In the figure: 1. a silica gel pad; 2. a first leg; 3. a second leg; 4. a first fixing plate; 5. a knob; 6. a rotating seat; 7. a pressure transmitter body; 8. a splint; 9. a threaded rod; 10. a control module; 11. a second fixing plate; 12. a rack; 13. a spring; 14. a telescopic sleeve; 15. a protective shell; 16. a limiting plate; 17. a gear; 18. a tenon; 19. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: a pressure protection device comprises a first supporting leg 2, a first fixing plate 4 and a second fixing plate 11;

the bottom of the first fixing plate 4 and the bottom of the second fixing plate 11 are welded with the second supporting leg 3, the first supporting leg 2 is arranged to be of a hollow structure, the inner wall of the first supporting leg 2 is rotatably connected with two sets of gears 17, one end of the second supporting leg 3 is welded with a limiting plate 16, the limiting plate 16 is clamped on the inner wall of the first supporting leg 2, the purpose is to prevent the first supporting leg 2 from exceeding the stroke, a rack 12 is fixed on the surface of the second supporting leg 3, the rack 12 is meshed with the gears 17, a silica gel pad 1 is bonded at the bottom of the first supporting leg 2, the first supporting leg 2 can linearly move on the surface of the rack 12 through the mutual meshing of the gears 17 and the rack;

the top of the first fixing plate 4 and the top of the second fixing plate 11 are welded with the rotating seats 6, threaded holes are formed in the rotating seats 6, threaded rods 9 are in threaded connection with the inner walls of the threaded holes, knobs 5 are welded at one ends of the threaded rods 9, clamping plates 8 are rotatably connected at the other ends of the threaded rods 9, the clamping plates 8 are arranged to be of cambered surface structures, anti-skid patterns are formed in the surfaces, in contact with the pressure transmitter body 7, of the clamping plates 8, the purpose is to prevent relative sliding between the pressure transmitter body 7 and the clamping plates 8, the knobs 5 are rotated, the threaded rods 9 can be driven to linearly move on the inner walls of the threaded holes by the knobs 5;

a telescopic sleeve 14 and a spring 13 are fixed at the bottoms of the first fixing plate 4 and the second fixing plate 11, the telescopic sleeve 14 is arranged on the inner wall of the spring 13, and a rubber pad is bonded at one end of the telescopic sleeve 14 so as to buffer the displacement generated when the first fixing plate 4 and the second fixing plate 11 are installed on the pressure transmitter body 7;

two groups of grooves 19 are formed in one side of the first fixing plate 4, two groups of tenons 18 matched with the grooves 19 are integrally formed on the side face of the second fixing plate 11, the two groups of tenons 18 are inserted into the inner wall of the grooves 19, magnet plates are embedded in the tenons 18 and the grooves 19, the two groups of magnet plates are opposite in polarity, the purpose is that the second fixing plate 11 can be adsorbed in the grooves 19 through the tenons 18, connection and disassembly between the first fixing plate 4 and the second fixing plate 11 are achieved, an arc-shaped groove is formed in the contact surface of the first fixing plate 4 and the second fixing plate 11, a protective shell 15 is fixed on the surface of the arc-shaped groove, the protective shell 15 is of a semi-cylindrical structure, a pressure transmitter body 7 is inserted into a cavity formed by the two groups of protective shells 15, the clamping plate 8 is in contact with the pressure transmitter body 7, the protective shell 15, the purpose is to fix the pressure transmitter body 7 and prevent the pressure transmitter body 7 from extending out of a cavity formed by the two protective shells 15 in a non-installation stage;

the fixed surface of second fixed plate 11 has control module 10, control module 10 is inside to be fixed with the controller, memory and WIFI module, controller and memory, the output of WIFI module and pressure transmitter body 7 links to each other, the controller passes through the WIFI module and links to each other with the switch board receiving terminal, a controller, a memory, WiFi module and pressure transmitter body 7 link to each other with the power, the WiFi module can be changed into the 4G module, the controller stores the data that pressure transmitter body 7 detected earlier inside the memory, then transmits data to the switch board receiving terminal through the WIFI module, adjust the inside parameter of hydraulic pressure station through the switch board.

The working principle is as follows: when the device is used, the knob 5 is rotated, the threaded rod 9 is driven to rotate through the knob 5, the threaded rod 9 drives the clamping plates 8 to rotate, the pressure transmitter body 7 is locked between the two groups of clamping plates 8, the protective cover is rotated, a cavity between the two groups of protective shells 15 is communicated with the outside, the device is placed on the surface of a hydraulic station, the rubber pad at the bottom of the telescopic sleeve 14 is contacted with the top of the hydraulic block, the knob 5 is slowly rotated to lock the pressure transmitter body 7 in a contact manner, a pipeline of the pressure transmitter body 7 extends out of the cavity between the two groups of protective shells 15 and is contacted with a hole site at the top of the hydraulic block, then the pressure transmitter body 7 is rotated to be slowly and in threaded connection with the hole site, after the pressure transmitter body 7 is installed, the knob 5 is rotated to lock the pressure transmitter body 7 again, and when the pressure transmitter body 7 is installed, the first fixing plate 4 and, spring 13 and telescopic tube 14 can play the effect of buffering this moment, the installation is accomplished the back, pressure transmitter body 7 can the inside pressure in real-time supervision hydraulic pressure station, transmit the inside data storage that carries out of memory through the controller, the controller transmits the switch board receiving terminal through the WIFI module after with data storage, adjust the inside parameter of hydraulic pressure station through the switch board, when pressure transmitter body 7 need pull down the maintenance, only need handheld first fixed plate 4 and the edge of second fixed plate 11 to pull open to opposite direction hard, it can accomplish to dismantle to rotate pressure transmitter body 7.

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

1. A pressure protection device comprises a first supporting leg (2), a first fixing plate (4) and a second fixing plate (11), and is characterized in that: the bottom of the first fixing plate (4) and the bottom of the second fixing plate (11) are welded with second support legs (3), the first support legs (2) are of hollow structures, the inner walls of the first support legs (2) are rotatably connected with two groups of gears (17), racks (12) are fixed on the surfaces of the second support legs (3), the racks (12) are meshed with the gears (17), and the bottoms of the first support legs (2) are bonded with silica gel pads (1);

the top parts of the first fixing plate (4) and the second fixing plate (11) are welded with rotating seats (6), threaded holes are formed in the rotating seats (6), threaded rods (9) are connected to the inner walls of the threaded holes in a threaded mode, one ends of the threaded rods (9) are welded with knobs (5), and the other ends of the threaded rods (9) are connected with clamping plates (8) in a rotating mode;

two groups of grooves (19) are formed in one side of the first fixing plate (4), two groups of tenons (18) matched with the grooves (19) are integrally formed in the side face of the second fixing plate (11), the two groups of tenons (18) are inserted into the inner wall of the grooves (19), arc-shaped grooves are formed in the contact surface of the first fixing plate (4) and the second fixing plate (11), protective housings (15) are fixed on the surfaces of the arc-shaped grooves, the protective housings (15) are of semi-cylindrical structures, pressure transmitter bodies (7) are inserted into cavities formed by the two groups of protective housings (15), and the clamping plates (8) are in contact with the pressure transmitter bodies (7);

the surface mounting of second fixed plate (11) has control module (10), control module (10) inside is fixed with controller, memory and WIFI module, the controller links to each other with the output of memory, WIFI module and pressure transmitter body (7), the controller passes through the WIFI module and links to each other with the switch board receiving terminal.

2. A pressure protection device as claimed in claim 1, wherein: the protective housing (15) is of an external thread structure, and the outer wall of the protective housing (15) is in threaded connection with a protective cover.

3. A pressure protection device as claimed in claim 1, wherein: a limiting plate (16) is welded at one end of the second supporting leg (3), and the limiting plate (16) is clamped on the inner wall of the first supporting leg (2).

4. A pressure protection device as claimed in claim 1, wherein: the bottom of first fixed plate (4) and second fixed plate (11) is fixed with telescopic tube (14) and spring (13), telescopic tube (14) set up in the inner wall of spring (13), the rubber pad has been bonded to the one end of telescopic tube (14).

5. A pressure protection device as claimed in claim 1, wherein: magnet plates are embedded in the tenon (18) and the groove (19), and the polarities of the two groups of magnet plates are opposite.

6. A pressure protection device as claimed in claim 1, wherein: splint (8) set up to cambered surface structure, the one side that splint (8) and pressure transmitter body (7) contacted has seted up anti-skidding decorative pattern.