CN114813312A - Water supply pipeline pressure testing device for engineering supervision - Google Patents

Abstract

The utility model relates to a water supply pipe pressure testing device for engineering supervision, relate to the field of engineering supervision, including upper end open-ended water tank, the inside fixedly connected with filter of water tank, the one end intercommunication of water tank has the pressure testing pump, still include first division board and the second division board of both sides about the separate filter, the lower extreme fixedly connected with magnet strip of first division board, the upper end fixedly connected with magnet strip of second division board, two magnet strips adsorb each other and press from both sides tight filter, first cavity and the second cavity of relative seal are separated into with the water tank to first division board and second division board both, second cavity and pressure testing pump intercommunication, a lateral wall fixedly connected with drain pipe of water tank, drain pipe and first cavity intercommunication, the limbers has been seted up on the second division board, limbers department is connected with the closing plate sealed with the limbers, be connected with the adjusting part of control closing plate to the direction motion that is close to or keeps away from the limbers on the closing plate. This application has the effect that has improved clearance filter work efficiency.

Description

Water supply pipeline pressure testing device for project supervision

Technical Field

The application relates to the field of engineering supervision, in particular to a water supply pipeline pressure testing device for engineering supervision.

Background

A pressure test of a water supply pipeline is one of important detection modes about water supply and drainage in a building decoration process. The working medium is often directly injected into the water supply pipeline through the pressure test pump in the existing water supply pipeline pressure test process, however, the construction engineering site is often messy, and certain impurities are often contained in the working medium for pressure test.

The current chinese patent with publication number CN214251856U discloses a water supply pipeline pressure testing device for supervision, including open-top's working water tank and the pressure testing pump of setting in working water tank one side, pressure testing pump and working water tank are linked together, are provided with the cross-section in the working water tank and are curved filter, and the intrados of filter sets up, and the working water tank internal rotation bears the weight of and is used for clearing up the clearance strip of filter intrados, is provided with in the working water tank to be used for driving the clearance strip along the circumferencial direction pivoted drive assembly of filter. The working medium passes through the filter plate and enters the working water tank and then enters the pressure test pump. The filter filters the impurity in the working medium, and when needs cleared up the filter, drive assembly drove the motion of clearance strip, thereby the clearance motion is scraped the impurity on the filter to one side of filter and is attached.

However, when scraping the filter, the impurity that partial quality is lighter may adhere on the filter, and the impurity of adhesion on the filter is difficult to strike off to the clearance strip, leads to the work efficiency of clearance strip clearance filter lower.

Disclosure of Invention

In order to improve the work efficiency of cleaning the filter, this application provides a water supply pipeline pressure testing device is used in engineering supervision.

The application provides a pair of water supply pipeline pressure testing device for engineering supervision adopts following technical scheme:

a water supply pipeline pressure test device for engineering supervision comprises a water tank with an opening at the upper end, a filter plate is fixedly connected inside the water tank, one end of the water tank is communicated with a pressure test pump, a first partition plate and a second partition plate which are respectively arranged at the upper side and the lower side of the filter plate, a magnet strip is fixedly connected at the lower end of the first partition plate, a magnet strip is fixedly connected at the upper end of the second partition plate, the two magnet strips mutually adsorb and clamp the filter plate, the first partition plate and the second partition plate separate the water tank into a first cavity and a second cavity which are relatively sealed, the second cavity is communicated with the pressure test pump, a drain pipe is fixedly connected with one side wall of the water tank, a drain valve is installed on the drain pipe, the drain pipe is communicated with the first cavity, a water through hole is formed in the second partition plate, a sealing plate for sealing the water through hole is connected with the sealing plate, and an adjusting component for controlling the sealing plate to move towards the direction close to or far away from the water through hole is connected with the sealing plate, one side of the first partition board, which is far away from the pressure test pump, is connected with a fishing net board, the lower end of the fishing net board tightly supports the upper surface of the filter board, and the second partition board is connected with a driving assembly which controls the second partition board to move towards the direction close to or far away from the pressure test pump.

Through adopting above-mentioned technical scheme, to pouring into working medium in the first cavity, in the working medium got into first cavity after filtering through the filter, in working medium passed the limbers and the second cavity gets into the pressure testing pump afterwards, in this process, impurity among the working medium is detained on the filter. When the filter plate needs to be cleaned, the adjusting component drives the sealing plate to move towards the direction close to the limber hole until the sealing plate seals the limber hole. Then drive the second division board through drive assembly and move to the direction that is close to the drain pipe, the second division board motion then drives first division board and the motion of scoop net board through the magnet strip. At this moment, the volume of the first chamber is gradually reduced, the liquid level in the first chamber gradually rises, when the liquid level of the working medium rises to be higher than that of the filter plate, the net dragging plate can scrape and attach impurities detained on the filter plate and can also salvage the impurities floating on the liquid level, and the working efficiency of cleaning the filter plate is improved. And opening the drain valve to discharge the working medium in the first chamber to the outside of the water tank along the drain pipe, controlling the liquid level in the first chamber to be higher than the filter plate all the time by opening and closing the drain valve, and simultaneously controlling the working medium in the first chamber not to overflow out of the water tank from the opening of the water tank.

Preferably, the filter includes the filter stage and is located the filter stage and keeps away from the changeover portion of pressure testing pump one end, and the changeover portion is the arc of upwards buckling gradually towards the direction of keeping away from the filter, drags for the otter board including the fixed otter board that sets up from top to bottom and accepts the otter board, and fixed otter board is connected with first division board, accepts the otter board and is articulated with fixed otter board, drags for being connected with on the otter board and promotes to accept the otter board and accept the upper surface pivoted drive assembly of changeover portion.

Through adopting above-mentioned technical scheme, when the net board moves to being close to the changeover portion, promote through drive assembly and accept the otter board and rotate along the upper surface of changeover portion, so drag for the otter board and strike off impurity from the filter and be convenient for remove to accept on the otter board and collect.

Preferably, a limiting rod is fixedly connected to one side wall of the fixed screen plate close to the first partition plate, and the lower end of the limiting rod abuts against one side wall of the supporting screen plate close to the first partition plate.

Through adopting above-mentioned technical scheme, when first division board drives drags for the otter board to the direction motion that is close to the changeover portion, the restriction pole has restricted to accept the otter board and has rotated to the direction that is close to first division board, is convenient for accept the upper surface of the conflict filter that the otter board can be better to scrape to attach to the filter.

Preferably, the transmission assembly includes the bracing piece with limiting rod fixed connection, and the one end that the limiting rod was kept away from to the bracing piece articulates there is the sliding block, and sliding block sliding connection has the transfer line, and the lower extreme of transfer line is contradicted and is accepted a lateral wall that the otter board is close to first division board, and a lateral wall that the pressure testing pump was kept away from to the water tank is connected with the installation pole, has seted up the mounting hole on the fixed otter board, and the one end of installation pole is passed the mounting hole and is contradicted the transfer line and deviate from a lateral wall of first division board.

Through adopting above-mentioned technical scheme, when first division board drives drags for the otter board and moves to the direction that is close to the changeover portion gradually, drags for the movement of otter board relative installation pole, and the one end of installation pole passes the mounting hole gradually and promotes the one end of transfer line, and the lower extreme of transfer line promotes to the direction of keeping away from first division board gradually at this moment and accepts the otter board, so accept the otter board and can follow the upper surface of changeover portion and upwards rotate gradually. The receiving screen plate can be controlled to rotate without additionally arranging a power source, so that resources are saved.

Preferably, the mounting rod is in threaded connection with the side wall of the water tank, and the fishing net plate is detachably connected with the first partition plate.

Through adopting above-mentioned technical scheme, impurity removes to accepting on the otter board after, can dismantle the separation with first division board with dragging for the otter board, so be convenient for clear up the impurity on the board of dragging for the net.

Preferably, a strip groove has been seted up to a side that fixed otter board is close to first division board, the rectangular hole has been seted up to the diapire in strip groove, bar inslot sliding connection has the locking block, threaded connection has the locking lever on the fixed otter board, the lower extreme of locking lever stretches into the strip inslot and rotates with the locking block to be connected, the locking block has been close to a lateral wall of first division board and has been seted up the strip hole, first division board is close to a lateral wall fixedly connected with connecting rod of fixed otter board, strip hole and rectangular hole are passed in proper order to the one end of connecting rod, the lower table wall in strip hole presss from both sides the connecting rod with the last wall in rectangular hole.

Through adopting above-mentioned technical scheme, when needs are dismantled and are dragged for the otter board, rotate the locking lever, the locking lever rotates and drives the motion of locking block, and the motion of locking block drives bar hole and rectangular hole and aims at gradually, and the top wall in bar hole lower table wall and rectangular hole loosens the clamp of connecting rod this moment. The mounting rod is rotated to enable the mounting rod to be separated from the mounting hole, and then the fishing net plate is pulled in the direction far away from the connecting rod until the fishing net plate is separated from the connecting rod. So as to finish the disassembly of the fishing net plate, and the operation is simple and convenient.

Preferably, the lower end of the fixed screen plate is rotatably connected with a rotating shaft, the upper end of the bearing screen plate is fixedly connected with the rotating shaft, and the lower end of the strip-shaped groove is communicated with the rotating shaft; when the bar-shaped hole is aligned with the bar-shaped hole, the locking block abuts against the side wall of the rotating shaft.

By adopting the technical scheme, when the locking rod is rotated until the locking block abuts against the side wall of the rotating shaft, the rotating shaft is difficult to continue rotating, and at the moment, the state of the bearing screen plate is fixed; and the fishing net plate and the first partition plate can be detached and separated at the moment, so that the impurities on the bearing net plate can be cleaned conveniently.

Preferably, the strip-shaped holes and the long strip-shaped holes are waist-shaped holes.

By adopting the technical scheme, the lower surface wall of the strip-shaped hole and the upper surface wall of the strip-shaped hole can clamp the connecting rod better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fishing net plate can scrape and attach impurities staying on the filter plate and can also fish impurities floating on the liquid level, so that the working efficiency of cleaning the filter plate is improved;

2. the screen dragging plate scrapes impurities from the filter plate and is convenient to move to the receiving screen plate for collection;

3. the receiving screen plate can be controlled to rotate without additionally arranging a power source, so that resources are saved.

Drawings

Fig. 1 is a sectional view showing the entire structure of a pressure testing device according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an adjusting assembly embodied in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a transmission assembly embodied in the embodiment of the present application.

FIG. 4 is a schematic structural diagram of a locking assembly embodied in an embodiment of the present application.

Description of reference numerals: 1. a pressure test pump; 2. a water tank; 21. a through hole; 22. a drain pipe; 23. a first chamber; 24. a second chamber; 3. a filter plate; 31. a filtration section; 32. a transition section; 4. a cleaning mechanism; 41. a partition member; 411. a first partition plate; 4111. a connecting rod; 412. a second partition plate; 4121. a water through hole; 4122. a guide groove; 413. a magnet bar; 414. a sealing plate; 42. a drive assembly; 421. a ball screw; 422. a drive motor; 43. an adjustment assembly; 431. a sealing box; 432. adjusting the motor; 433. a threaded rod; 434. a support block; 435. a guide block; 5. fishing out the screen plate; 51. fixing the screen plate; 511. mounting holes; 512. a strip-shaped groove; 513. a strip hole; 52. carrying a screen plate; 53. a rotating shaft; 54. a limiting rod; 6. a transmission assembly; 61. a support bar; 62. a slider; 63. a transmission rod; 631. a dovetail groove; 64. mounting a rod; 7. a locking assembly; 71. a locking block; 711. a strip-shaped hole; 72. locking the lever.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses water supply pipeline pressure testing device for engineering supervision. Referring to fig. 1, pressure testing device includes pressure testing pump 1 and water tank 2, and pressure testing pump 1 is located the one end of water tank 2, and pressure testing pump 1 and water tank 2 fixed connection, and the through-hole 21 of intercommunication pressure testing pump 1 is seted up to an inner wall of water tank 2. The upper end opening of water tank 2, and the inside fixedly connected with filter 3 of water tank 2, filter 3 is located the top of through-hole 21.

Pour working medium into water tank 2 inside from the opening part of water tank 2, the working medium sees through inside filter 3 gets into water tank 2, and filter 3 filters the working medium. The working medium entering the water tank 2 passes through the through hole 21 and enters the pressure test pump 1.

The water tank 2 is connected with a cleaning mechanism 4 for cleaning the filter plate 3. The cleaning mechanism 4 includes a partition member 41 and a drive member 42 for driving the partition member 41 in a direction toward or away from the pressure test pump 1. The partition assembly 41 includes a first partition plate 411 positioned above the filter plates 3 and a second partition plate 412 positioned below the filter plates 3, the first partition plate 411 and the second partition plate 412 being vertically disposed. The lower end of the first partition plate 411 is fixedly connected with a magnet strip 413, the upper end of the second partition plate 412 is also fixedly connected with a magnet strip 413, and the two magnet strips 413 mutually adsorb and clamp the filter plate 3.

Both side walls of the first partition plate 411 are closely attached to the corresponding inner walls of the water tank 2, and both side walls of the second partition plate 412 are also closely attached to the corresponding inner walls of the water tank 2. The first partition plate 411 and the second partition plate 412 partition the inside of the water tank 2 into the first chamber 23 and the second chamber 24 together, and the first chamber 23 and the second chamber 24 are disposed left and right.

Referring to fig. 1 and 2, the second partition plate 412 is formed with a water passage hole 4121 for communicating the first chamber 23 with the second chamber 24, the second partition plate 412 is slidably connected with a sealing plate 414, the sealing plate 414 is used for sealing the water passage hole 4121, and the sealing plate 414 is connected with an adjusting assembly 43 for driving the sealing plate 414 to move toward or away from the water passage hole 4121.

One side of the first partition plate 411, which is far away from the pressure test pump 1, is connected with a screen fishing plate 5, and a plurality of meshes (not shown in the figure) are arranged on the screen fishing plate 5. The lower end of the screen fishing plate 5 tightly supports against the upper surface of the filter plate 3, and the two ends of the screen fishing plate 5 in the length direction respectively contact with one corresponding inner wall of the water tank 2. A drain pipe 22 is fixed and communicated with one side wall of the water tank 2 far away from the pressure test pump 1, and a drain valve is arranged on the drain pipe 22.

During operation, the driving assembly 42 drives the separating assembly 41 to move towards the direction close to the pressure test pump 1 until the first separating plate 411 and the second separating plate 412 are tightly attached to an inner side wall of the water tank 2 close to the pressure test pump 1. The working medium is then poured into the water tank 2 from the side of the separating element 41 remote from the pressure test pump 1, and passes through the filter plate 3 into the first chamber 23. The adjusting member 43 is actuated to move the sealing plate 414 away from the water passage hole 4121 by the adjusting member 43, and the water passage hole 4121 is opened. The working medium in the first chamber 23 sequentially passes through the water through hole 4121 and the through hole 21 to enter the pressure test pump 1.

When the filter plate 3 needs to be cleaned, the control and regulation assembly 43 drives the sealing plate 414 to move in a direction close to the water passage holes 4121 until the sealing plate 414 seals the water passage holes 4121. The drive assembly 42 is then actuated such that the drive assembly 42 moves the divider plate in a direction adjacent the drain pipe 22. In this process, the volume of the first chamber 23 gradually decreases, and the level of the working medium in the first chamber 23 gradually rises. When the liquid level in the first chamber 23 rises above the filter plate 3, impurities adhering to the filter plate 3 will float out of the filter plate 3 as the liquid level of the working medium rises. The drain valve is opened to allow the working medium in the first chamber 23 to be discharged outwardly along the drain pipe 22.

By controlling the on-off of the drain valve, the liquid level of the working medium in the first chamber 23 is controlled to be always higher than the filter plate 3, and the working medium in the first chamber 23 is limited to overflow out of the water tank 2 from the opening of the water tank 2. In this process, first division board 411 drives drags for otter board 5 motion, drags for otter board 5 and salvages the impurity on the liquid level, scrapes the one end of attaching to filter 3 to the impurity that is detained on filter 3 simultaneously.

The driving assembly 42 includes a ball screw 421 disposed inside the water tank 2, the ball screw 421 is disposed along a length direction of the water tank 2, and each end of the ball screw 421 is rotatably connected to a corresponding side wall of the water tank 2. Ball 421 and second division plate 412 threaded connection, a lateral wall fixedly connected with driving motor 422 that water tank 2 kept away from pressure testing pump 1, the output shaft of driving motor 422 run through an inner wall of water tank 2 and with ball 421's one end fixed connection. Install rotatory square circle between the output shaft of driving motor 422 and the lateral wall of water tank 2, rotatory square circle makes driving motor 422's output shaft can rotate with the lateral wall of water tank 2 relatively, but can play sealed effect simultaneously.

When the driving motor 422 is started, the output shaft of the driving motor 422 drives the ball screw 421 to rotate, the ball screw 421 rotates to drive the second separation plate 412 to move towards the direction close to or away from the pressure test pump 1, and the second separation plate 412 moves to drive the first separation plate 411 to move through the two magnet strips 413.

The adjusting unit 43 includes a sealing box 431 fixedly coupled to one side wall of the second partition plate 412, and the sealing box 431 is located above the water passing hole 4121. An adjusting motor 432 is fixedly connected in the sealing box 431, and an output shaft of the adjusting motor 432 vertically extends downwards out of the sealing box 431 and is fixedly connected with a threaded rod 433. A supporting block 434 is fixedly connected to one side wall of the second partition plate 412, the supporting block 434 is located at the lower end of the water through hole 4121, one end of the threaded rod 433, which is far away from the driving motor 422, is rotatably connected with the supporting block 434, and the threaded rod 433 penetrates through the sealing block and is in threaded connection with the sealing block.

One side surface of the second partition plate 412 close to the sealing plate 414 is provided with a guide groove 4122 arranged in the vertical direction, a side wall of the sealing plate 414 close to the guide groove 4122 is fixedly connected with a guide block 435, and the guide block 435 is slidably connected with the guide groove 4122.

The adjusting motor 432 is started, and the output shaft of the adjusting motor 432 drives the sealing block to move towards or away from the water through hole 4121. The guide groove 4122 provides a guide function for the movement of the guide block 435 and the sealing block.

Referring to fig. 1 and 3, the filter plate 3 includes a horizontally disposed filter segment 31 and a transition segment 32 located at an end of the filter segment 31 far away from the pressure test pump 1, and the transition segment 32 is gradually bent upward to form an arc toward a direction far away from the filter segment 31. The fishing net plate 5 comprises a fixed net plate 51 and a bearing net plate 52 which are arranged up and down, the fixed net plate 51 is detachably connected with the first partition plate 411, and the lower end of the bearing net plate 52 is abutted against the upper surface of the filter plate 3. The upper end of the receiving net plate 52 is fixedly connected with a rotating shaft 53, and the lower end of the fixed net plate 51 is rotatably connected with the rotating shaft 53.

A limiting rod 54 is fixedly connected to one side wall of the fixed screen 51 close to the pressure test pump 1, and the lower end of the limiting rod 54 abuts against one side wall of the receiving screen 52 close to the pressure test pump 1. The setting of gag lever post 54 has restricted accepting otter board 52 and has rotated to the direction that is close to pressure testing pump 1 for when first division board 411 drives to drag for otter board 5 and move to the direction that is close to changeover portion 32, accept otter board 52 and can scrape the impurity on the filter 3 and attach.

The bearing net plate 52 is connected with a transmission assembly 6 which drives the bearing net plate 52 to rotate along the radian of the transition section 32. Thus, when the trawl door 5 moves to the transition section 32, the transmission assembly 6 drives the receiving net plate 52 to rotate upwards along the transition section 32, and the impurities scraped from the filter plate 3 can gradually move to the receiving net plate 52. Then, the fishing net plate 5 and the first partition plate 411 are detached and separated, and impurities on the fishing net plate 5 can be cleaned.

The transmission assembly 6 comprises a supporting rod 61 which is fixedly connected with a side wall of the limiting rod close to the first partition plate 411, the supporting rod 61 is arranged in the horizontal direction, and one end, far away from the limiting rod, of the supporting rod 61 is hinged to a sliding block 62. The transmission assembly 6 further comprises a transmission rod 63, a dovetail groove 631 is vertically formed in one side surface of the transmission rod 63 close to the sliding block 62, and the sliding block 62 is slidably connected with the dovetail groove 631. The lower end of the transmission rod 63 is gradually bent towards the direction close to the receiving net plate 52, and the lower end of the transmission rod 63 abuts against the receiving net plate 52.

And a mounting rod 64 is connected to one side wall of the water tank 2 far away from the pressure test pump 1 through threads, and the mounting rod 64 is horizontally arranged towards the direction close to the fixed screen plate 51. One side wall of the fixed screen plate 51 is provided with an installation hole 511 penetrating through the fixed screen plate 51, and one end of the installation rod 64 penetrates through the installation hole 511 and pushes against one side surface of the transmission rod 63 close to the fixed screen plate 51.

When the first partition 411 drives the fishing net plate 5 to move towards the direction close to the mounting rod 64, one end of the mounting rod 64 gradually passes through the mounting hole 511, and pushes the transmission rod 63 towards the direction far away from the fixed net plate 51. In this process, the lower end of the drive link 63 pushes the receiving net 52 to rotate upward gradually. The lower end of the bearing screen plate 52 is provided with an elastic strip which is tightly propped against the filter plate 3.

Referring to fig. 3 and 4, a locking assembly 7 for locking between the fixed mesh plate 51 and the first partition plate 411 is connected to the fixed mesh plate 51. One side of the first partition plate 411 close to the fixed mesh plate 51 is fixedly connected with two connecting rods 4111, and both the two connecting rods 4111 are arranged towards the direction close to the fixed mesh plate 51.

Two bar grooves 512 have been seted up to fixed otter board 51 one side that is close to first division board 411, and the equal vertical direction setting of two bar grooves 512, and the lower extreme and the axis of rotation 53 intercommunication of bar groove 512, a rectangular hole 513 has all been seted up to the diapire of every bar groove 512. The locking assembly 7 comprises a locking block 71 vertically and slidably connected with each strip-shaped groove 512, a strip-shaped hole 711 is formed in one side wall, close to the first partition plate 411, of the locking block 71, and the strip-shaped hole 711 and the strip-shaped hole 513 are both waist-shaped holes.

The locking assembly 7 further comprises a locking rod 72 in threaded connection with the fixed mesh plate 51, and the lower end of the locking rod 72 extends into the strip-shaped groove 512 and is rotatably connected with the locking block 71. Each connecting rod 4111 sequentially passes through the corresponding strip hole 711 and the strip hole 513, and the bottom wall of the strip hole 711 and the upper wall of the strip hole 513 clamp the connecting rod 4111.

The locking lever 72 is rotated, and the locking lever 72 rotates to drive the locking block 71 to move downwards until the bottom surface of the locking lever 72 abuts against the rotating shaft 53. At this time, the bar hole 711 is aligned with the bar hole 513, and the connecting rod 4111 may exit the bar hole 711 and the bar hole 513. And the locking block 71 limits the rotation of the rotating shaft 53, and the position state between the fixed screen 51 and the receiving screen 52 is stable.

The mounting bar 64 is then rotated to move the mounting bar 64 away from the fixed screen 51 and out of the mounting hole 511. Drag for otter board 5 to the direction of keeping away from connecting rod 4111 again, break away from and drag for otter board 5 until connecting rod 4111, drag for the alternate segregation between otter board 5 and the first division board 411 this moment, be convenient for clear up the board 5 of dragging for a net alone.

The embodiment of the application provides a water supply pipeline pressure testing device for engineering supervision's implementation principle does: when needs clear up filter 3, start accommodate motor 432, accommodate motor 432's output shaft drives threaded rod 433 and rotates, and threaded rod 433 rotates and drives sealed piece and seal with limbers 4121. Then, the driving motor 422 is started, the ball screw 421 rotates to drive the second partition plate 412 and the first partition plate 411 to move towards the direction close to the drain hole, and the liquid level in the first chamber 23 gradually rises until the liquid level is higher than the filter plate 3. And then the drainage valve is opened, the working medium in the water tank 2 is discharged along the drainage pipe 22, and the liquid level of the working medium in the first chamber 23 is controlled to be always higher than that of the filter plate 3.

The first partition plate 411 moves to drive the fishing net plate 5 to scrape impurities on the upper surface of the filter plate 3, and meanwhile, the fishing net plate 5 drags out the impurities floating on the liquid surface. During movement of the net plate 5, the mounting rod 64 passes gradually through the mounting hole 511 and pushes the drive rod 63, and the lower end of the drive rod 63 pushes the net carrying plate 52 to rotate gradually upward along the transition section 32. Impurities scraped from the filter plate 3 can gradually move to the receiving screen plate 52, then the two locking rods 72 are rotated, the locking rods 72 push the locking blocks 71 to abut against the rotating shaft 53, at the moment, the receiving screen plate 52 and the fixed screen plate 51 are relatively fixed, and the strip-shaped holes 711 are aligned with the strip-shaped holes 513.

The mounting rod 64 is rotated to enable the mounting rod 64 to move towards the direction far away from the fixed screen plate 51 and gradually separate from the mounting hole 511, then the fishing net plate 5 is pulled towards the direction far away from the connecting rod 4111 until the connecting rod 4111 separates from the fishing net plate 5, and at this moment, the fishing net plate 5 is disassembled. And the receiving screen plate 52 keeps a state of being bent relative to the fixed screen plate 51, so that the fishing screen plate 5 can be conveniently taken out of the water tank 2, and the fishing screen plate 5 is cleaned.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an engineering is supervised and is used water supply pipe pressure testing device, includes upper end open-ended water tank (2), inside fixedly connected with filter (3) of water tank (2), the one end intercommunication of water tank (2) has pressure testing pump (1), its characterized in that: the water tank is characterized by further comprising a first partition plate (411) and a second partition plate (412) which are arranged on the upper side and the lower side of the filter plate (3) in a living mode, magnet strips (413) are fixedly connected to the lower end of the first partition plate (411), magnet strips (413) are fixedly connected to the upper end of the second partition plate (412), the two magnet strips (413) adsorb each other and clamp the filter plate (3), the water tank (2) is divided into a first cavity (23) and a second cavity (24) which are sealed relatively by the first partition plate (411) and the second partition plate (412), the second cavity (24) is communicated with the pressure test pump (1), a drain pipe (22) is fixedly connected to one side wall of the water tank (2), a drain valve is installed on the drain pipe (22), the drain pipe (22) is communicated with the first cavity (23), a water through hole (4121) is formed in the second partition plate (412), and a sealing plate (414) for sealing the water through hole (4121) is connected to the water hole (4121), the sealing plate (414) is connected with an adjusting component (43) for controlling the sealing plate (414) to move towards the direction close to or far away from the limber hole (4121), one side of the first separation plate (411) far away from the pressure test pump (1) is connected with a fishing net plate (5), the lower end of the fishing net plate (5) tightly supports against the upper surface of the filter plate (3), and the second separation plate (412) is connected with a driving component (42) for controlling the second separation plate (412) to move towards the direction close to or far away from the pressure test pump (1).

2. The water supply pipeline pressure testing device for engineering supervision according to claim 1, characterized in that: filter (3) include fillter section (31) and be located fillter section (31) and keep away from changeover portion (32) of pressure testing pump (1) one end, changeover portion (32) are for upwards buckling's arc gradually towards the direction of keeping away from filter (3), drag for otter board (5) including fixed otter board (51) that set up from top to bottom and accept otter board (52), fixed otter board (51) are connected with first division board (411), it is articulated with fixed otter board (51) to accept otter board (52), drag for to be connected with on otter board (5) to promote to accept otter board (52) along upper surface pivoted drive assembly (6) of changeover portion (32).

3. The water supply pipeline pressure testing device for engineering supervision according to claim 2, characterized in that: a limiting rod is fixedly connected to one side wall of the fixed screen plate (51) close to the first partition plate (411), and the lower end of the limiting rod abuts against one side wall of the bearing screen plate (52) close to the first partition plate (411).

4. The water supply pipeline pressure testing device for engineering supervision according to claim 3, characterized in that: drive assembly (6) include bracing piece (61) with restriction lever fixed connection, the one end that the restriction lever was kept away from in bracing piece (61) articulates there is sliding block (62), sliding block (62) sliding connection has transfer line (63), the lower extreme conflict of transfer line (63) accepts a lateral wall that otter board (52) are close to first division board (411), a lateral wall that pressure testing pump (1) was kept away from in water tank (2) is connected with installation pole (64), mounting hole (511) have been seted up on fixed otter board (51), the one end of installation pole (64) is passed mounting hole (511) and is contradicted transfer line (63) and deviate from a lateral wall of first division board (411).

5. The pressure testing device for the water supply pipeline for engineering supervision according to claim 4 is characterized in that: the mounting rod (64) is in threaded connection with the side wall of the water tank (2), and the fishing net plate (5) is detachably connected with the first partition plate (411).

6. The water supply pipeline pressure testing device for engineering supervision according to claim 5, characterized in that: fixed otter board (51) are close to a side of first division board (411) and have seted up bar groove (512), rectangular hole (513) have been seted up to the diapire of bar groove (512), sliding connection has locking block (71) in bar groove (512), threaded connection has locking lever (72) on fixed otter board (51), the lower extreme of locking lever (72) stretches into in bar groove (512) and rotates with locking block (71) and is connected, locking block (71) are close to a lateral wall of first division board (411) and have seted up bar hole (711), a lateral wall fixedly connected with connecting rod (4111) that first division board (411) are close to fixed otter board (51), bar hole (711) and rectangular hole (513) are passed in proper order to the one end of connecting rod (4111), the lower table wall of bar hole (711) presss from both sides connecting rod (4111) with the last table wall of rectangular hole (513).

7. The water supply pipeline pressure testing device for engineering supervision according to claim 6, characterized in that: the lower end of the fixed screen plate (51) is rotatably connected with a rotating shaft (53), the upper end of the bearing screen plate (52) is fixedly connected with the rotating shaft (53), and the lower end of the strip-shaped groove (512) is communicated with the rotating shaft (53); when the strip-shaped hole (711) is aligned with the strip-shaped hole (513), the locking block (71) abuts against the side wall of the rotating shaft (53).

8. The water supply pipeline pressure testing device for engineering supervision according to claim 6, characterized in that: the strip-shaped holes (711) and the strip-shaped holes (513) are waist-shaped holes.

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