CN216081911U

CN216081911U - Detection device

Info

Publication number: CN216081911U
Application number: CN202120600822.9U
Authority: CN
Inventors: 韦庆满; 王海楠; 丁超; 林志博; 王文涛; 赵代超; 顾劲松; 谷雪立
Original assignee: Shougang Jingtang United Iron and Steel Co Ltd
Current assignee: Shougang Jingtang United Iron and Steel Co Ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2022-03-18
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a detection device, which comprises a valve block and a detection valve platform, wherein four through pressure measuring through holes are formed in the valve block; the detection valve table is provided with P, T, A, B ports, and the four pressure measuring through holes are respectively connected with the corresponding P, T, A, B ports. According to the detection device provided by the application, the valve block is arranged on the end face of the detected valve stand, the pressure measuring through hole is in butt joint with P, T, A, B on the detected valve stand, pressure measuring joints are respectively arranged at four ports P, T, A, B of the detection face, pressure oil is introduced into a port P of the detected valve stand, T, A, B is used for plugging, one pressure measuring line is respectively connected to the pressure measuring joint of the valve block T, A, B, and the other ends of the three pressure measuring lines are in an open state; the P-port pressure measuring joint of the detection device is not connected with a pressure measuring line, and after a period of time, the T, A, B-port three pressure measuring line open port is observed to see whether oil flows out, so that whether the detected valve table has a fault or not is confirmed, and the detection is more accurate.

Description

Detection device

Technical Field

The utility model relates to the technical field of hydraulic equipment, in particular to a detection device.

Background

The valve table is used for increasing acting force by changing pressure intensity, the current internal leakage of the valve table is not provided with a device for direct detection, reasoning and judgment are generally carried out through the running state of equipment, if the leakage amount is large, the leakage amount can be quickly judged, but if a trace amount of internal leakage exists, judgment is difficult, and the use of the equipment is influenced.

SUMMERY OF THE UTILITY MODEL

The application provides a detection device, has solved the technical problem who lets in the unable detection of valve platform among the prior art.

The application provides a detection device, which comprises a valve block and a detection valve table, wherein four through pressure measuring through holes are formed in the valve block; the detection valve table is provided with P, T, A, B ports, and the four pressure measuring through holes are respectively connected with the corresponding P, T, A, B ports.

In some embodiments, the valve block is a hexahedron.

In some embodiments, an annular sealing groove is formed in the side face, which is in contact with the object to be detected, of the valve block, corresponding to the pressure measuring through hole, the pressure measuring through hole is located inside the sealing groove, and a sealing ring is arranged in the sealing groove.

In some embodiments, a thread is arranged in an inner wall of one end of the through hole, which is far away from the sealing groove.

In some embodiments, the four corners of the detecting device are all provided with fixing through holes.

In some embodiments, the valve block includes a first block and a second block, the first block is in contact with the second block, the first block and the second block operatively slide relative to each other, the first block is provided with a first through hole, the second block is provided with a second through hole, the first through hole and the second through hole are correspondingly arranged, the first through hole and the second through hole form a pressure measuring through hole in combination, the first through hole and the corresponding second through hole are connected through a high-pressure hose, one side of the first block corresponding to the second block is provided with a through notch, the notch penetrates through a side surface of the first block, the high-pressure hose is arranged in the notch, and the length of the high-pressure hose is greater than the depth of the notch.

In some embodiments, two sliding blocks are arranged on the side surface of the first block corresponding to the second block, the two sliding blocks are oppositely arranged on two sides of the notch, the two sliding blocks are arranged along the direction of the front and back through of the notch, a slide way is arranged on the side surface of the second block corresponding to the two sliding blocks, and the sliding blocks are slidably arranged in the slide way.

In some embodiments, a baffle is disposed in the notch, the baffle is vertically and fixedly disposed on an end surface of the notch, the baffle is disposed along a direction in which the notch penetrates forward and backward, and the pressure measurement through holes are disposed on two sides of the end surface of the notch corresponding to the baffle.

In some embodiments, a storage tank is disposed on a side surface of the first block, and an injection port is opened on an upper end surface of the storage tank.

In some embodiments, the storage tank is removably attached to the first block side.

The beneficial effect of this application is as follows:

according to the detection device provided by the application, the valve block is arranged on the end face of the detected valve stand, the pressure measuring through hole is in butt joint with P, T, A, B on the detected valve stand, pressure measuring joints are respectively arranged at four ports P, T, A, B of the detection face, pressure oil is introduced into a port P of the detected valve stand, T, A, B is used for plugging, one pressure measuring line is respectively connected to the pressure measuring joint of the valve block T, A, B, and the other ends of the three pressure measuring lines are in an open state; the P-port pressure measuring joint of the detection device is not connected with a pressure measuring line, and after a period of time, the T, A, B-port three pressure measuring line open port is observed to see whether oil flows out, so that whether the detected valve table has a fault or not is confirmed, and the detection is more accurate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

FIG. 1 is a bottom view of the present application in example 1;

FIG. 2 is a side sectional view of the present application in example 1;

FIG. 3 is a side sectional view of the present application in example 2;

fig. 4 is a schematic side view of embodiment 2 of the present application.

Wherein, 10-valve block; 11-pressure measuring through holes; 12-a seal groove; 13-fixing the through hole; 14-a first block; 15-a second block; 16-a high pressure hose; 17-a notch; 18-a slide block; 19-a slide; 20-a baffle plate; 21-a storage tank; 22-injection port.

Detailed Description

The embodiment of the application provides a detection device, and solves the technical problem that the hydraulic system cannot detect the internal leakage in the prior art.

In order to solve the technical problems, the general idea of the embodiment of the application is as follows:

as shown in fig. 1 and 2, a detection device comprises a valve block 10 and a detection valve table, wherein four through pressure measurement through holes 11 are formed in the valve block 10; the detection valve table is provided with P, T, A, B ports, and the four pressure measuring through holes 11 are respectively connected with the corresponding P, T, A, B ports.

Arranging a valve block 10 on the end face of a valve stand to be detected, enabling a pressure measuring through hole 11 to be in butt joint with P, T, A, B on the valve stand to be detected, respectively installing a pressure measuring joint at P, T, A, B four ports of a detection face, introducing pressure oil into a port P of the valve stand to be detected, plugging T, A, B, respectively connecting a pressure measuring line to the pressure measuring joint of the valve block 10T, A, B, and enabling the other ends of the three pressure measuring lines to be in an open state; the P-port pressure measuring joint of the detection device is not connected with a pressure measuring line, after a period of time, whether oil liquid flows out from an open port of three pressure measuring lines of T, A, B ports is observed, and if the oil liquid flows out, the condition that the P-type oil way of the detected valve table is leaked is proved; if no oil flows out, the oil way P of the detected valve table is proved to have no internal leakage condition; if the oil path P has no leakage, the detection is continued, and the opening of the detection device P, T is connected through a pressure measuring line, and pressure oil is introduced into the oil path T at the moment; observing whether oil flows out of the open openings of the two pressure measuring wires at the A, B openings after a proper time; if oil flows out from the port A, B, the existence of an internal leakage condition of the oil circuit T of the detected valve table is proved; if no oil flows out from the port A, B, the situation that the oil way T of the detected valve table has no internal leakage is proved; if the T oil path has no leakage phenomenon, continuously detecting, disassembling a pressure measuring line at an opening P, T of the detection device, connecting an opening P, A through the pressure measuring line, and introducing pressure oil into the A oil path; observing whether oil flows out from an open hole of a pressure measuring line at the port B after a proper time; if oil flows out from the port B, the internal leakage condition of the oil circuit A of the detected valve table is proved; if no oil flows out from the port B, the detected valve table is proved to have no internal leakage condition; therefore, whether the detected valve station has faults or not is confirmed, and the detection is more accurate.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Example 1

Preferably, the valve block 10 is a hexahedron, so that the detection device is more stable to fix; an annular sealing groove 12 is formed in the position, corresponding to the pressure measuring through hole 11, of the side face, in contact with the object to be detected, of the valve block 10, the pressure measuring through hole 11 is located inside the sealing groove 12, a sealing ring is arranged in the sealing groove 12, and the valve block 10 is fixed with a valve table to be detected and then sealed through the sealing ring, so that hydraulic oil is prevented from leaking; threads are arranged in the inner wall of one end, far away from the sealing groove 12, of the through hole, so that a pressure measuring joint can be conveniently connected; fixing through holes 13 are formed in four corners of the detection device, and the detection device is convenient to fix.

Example 2

As shown in fig. 3 and 4, in order to solve the technical problem that the detection device cannot be used in a narrow space, the present application provides a detection device, wherein the valve block 10 includes a first block 14 and a second block 15, the first block 14 is disposed in contact with the second block 15, the first block 14 and the second block 15 operatively slide relative to each other, the first block 14 is provided with a first through hole, the second block 15 is provided with a second through hole, the first through hole and the second through hole are correspondingly disposed, the first through hole and the second through hole form a pressure measuring through hole in combination, the first through hole and the corresponding second through hole are connected by a high-pressure hose 16, one side of the first block 14 corresponding to the second block 15 is provided with a through notch 17, the notch 17 penetrates a side surface of the first block 14, the high-pressure hose 16 is disposed in the notch 17, the length of the high-pressure hose 16 is greater than the depth of the notch 17.

The side of first block 14 corresponding second block 15 is provided with slider 18, slider 18 is two and sets up relatively the both sides of breach 17, two slider 18 all follows the direction that breach 17 link up sets up, the side of second block 15 corresponds two slider 18 position all is provided with slide 19, slider 18 slidable sets up in slide 19.

The pressure measuring device is characterized in that a baffle 20 is arranged in the notch 17, the baffle 20 is vertically and fixedly arranged on the end surface of the notch 17, the baffle 20 is arranged along the front-back through direction of the notch 17, and the pressure measuring through holes 11 are arranged on two sides of the end surface of the notch 17 corresponding to the baffle 20.

When detecting in narrow space, through sliding first block 14, make first block 14 and second block 15 take place the dislocation, then fix through fixing hole 13 on second block 15, the whole height of valve block 10 has been reduced, first block 14 is located the narrow space outside, pressure measurement through-hole 11 on first block 14 and the second block 15 is connected through high-pressure hose 16, be convenient for adapt to the increase of distance between pressure measurement through-hole 11 on first block 14 and the second block 15, resume butt joint state with first block 14 and second block 15 after the measurement finishes, high-pressure hose 16 is convenient for deposit in breach 17, baffle 20 separates the high-pressure hose 16 of both sides, it is more organized to make high-pressure hose 16 put.

In order to solve the technical problem that the hydraulic oil that spills among the testing process can't be collected, this application provides a detection device, the side of first block 14 is provided with storage jar 21, the filling opening 22 has been seted up to storage jar 21 up end.

The storage tank 21 is detachably attached to the side of the first block 14.

In the testing process, the leading-in storage jar 21 of hydraulic oil that will survey the line flow, the collection and the recovery of the hydraulic oil of being convenient for, then dismantle storage jar 21, be convenient for shift hydraulic oil.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The detection device comprises a valve block and a detection valve table, and is characterized in that four through pressure measuring through holes are formed in the valve block; the detection valve table is provided with P, T, A, B ports, and the four pressure measuring through holes are respectively connected with the corresponding P, T, A, B ports; the valve block comprises a first block body and a second block body, the first block body is in contact with the second block body, the first block body and the second block body can slide relatively in an operable mode, a first through hole is formed in the first block body, a second through hole is formed in the second block body, the first through hole and the second through hole are correspondingly arranged, the first through hole and the second through hole are combined to form a pressure measuring through hole, the first through hole and the corresponding second through hole are connected through a high-pressure hose, a through notch is formed in one side, corresponding to the second block body, of the first block body, the notch is communicated with the side face of the first block body, the high-pressure hose is arranged in the notch, and the length of the high-pressure hose is larger than the depth of the notch.

2. The sensing device of claim 1, wherein the valve block is hexahedral.

3. The detection device according to claim 1, wherein an annular sealing groove is formed in a side surface of the valve block, which is in contact with the object to be detected, corresponding to the pressure measuring through hole, the pressure measuring through hole is located inside the sealing groove, and a sealing ring is arranged in the sealing groove.

4. The detecting device for detecting the rotation of the motor rotor as claimed in claim 3, wherein threads are arranged in an inner wall of one end of the through hole, which is far away from the sealing groove.

5. The detecting device for detecting the rotation of the motor rotor as claimed in claim 1, wherein fixing through holes are formed in four corners of the valve block.

6. The detection device according to claim 1, wherein two sliding blocks are arranged on the side surface of the first block body corresponding to the second block body, the two sliding blocks are oppositely arranged on two sides of the notch, the two sliding blocks are arranged along the direction of the front and back through of the notch, a slide way is arranged on the side surface of the second block body corresponding to the two sliding blocks, and the sliding blocks are slidably arranged in the slide way.

7. The detection device according to claim 1, wherein a baffle is arranged in the notch, the baffle is vertically and fixedly arranged on the end surface of the notch, the baffle is arranged along the direction of the front and back through of the notch, and the pressure measuring through holes are arranged on the two sides of the end surface of the notch corresponding to the baffle.

8. The detecting device for detecting the rotation of a motor rotor as claimed in claim 1, wherein a storage tank is arranged on the side surface of the first block body, and an injection port is formed on the upper end surface of the storage tank.

9. The inspection device of claim 8, wherein said storage tank is removably attached to a side of said first block.