CN214277424U - No negative pressure testboard - Google Patents

Abstract

The utility model relates to the technical field of test boards, and discloses a negative pressure-free test board, which comprises a bearing board for bearing a test instrument, wherein the bearing board is arranged on a support frame; the supporting frame comprises a bottom plate, supporting plates are arranged on the front side and the rear side of the bottom plate in parallel, sliding grooves are oppositely arranged on the opposite side surfaces of the supporting plates along the vertical direction, and vertical columns are arranged in the sliding grooves; the side wall of the bearing plate is provided with a sliding block extending into the sliding groove, and the upright post penetrates through the sliding block; the bottom plate is provided with a driving mechanism for driving the bearing plate to lift. Through the structure, the driving mechanism can drive the bearing plate to lift between the supporting plates, so that the test board is connected with the non-negative-pressure equipment water tanks with different heights, and the test board is more convenient to use.

Description

No negative pressure testboard

Technical Field

The utility model relates to a testboard technical field, specifically speaking relates to a no negative pressure testboard.

Background

Along with the rapid development of economy in China, the scale of cities is continuously enlarged, stable water pressure and excellent water quality are essential requirements of modern people in life. However, the pollution of industrial development to water resources causes that modern water plants must be arranged at the upstream of water sources, so that a water supply pipe network is too long, the water pressure at the tail end of the pipe network is too low, and the life of users in the area is influenced. In order to accurately test various performances of the non-negative pressure water supply equipment, a test bench is generally used for carrying out data acquisition on the non-negative pressure water supply equipment, but the test bench has the defect of inconvenience in the use process.

SUMMERY OF THE UTILITY MODEL

To the inconvenient defect of testboard that exists among the prior art, the utility model provides a no negative pressure testboard. It can realize the lift of loading board on the support frame, the function that the testboard of being convenient for used.

In order to solve the above technical problem, the present invention solves the above technical problems.

A non-negative pressure test board comprises a bearing plate for bearing a test instrument, wherein the bearing plate is arranged on a support frame; the supporting frame comprises a bottom plate, supporting plates are arranged on the front side and the rear side of the bottom plate in parallel, sliding grooves are oppositely arranged on the opposite side surfaces of the supporting plates along the vertical direction, and vertical columns are arranged in the sliding grooves; the side wall of the bearing plate is provided with a sliding block extending into the sliding groove, and the upright post penetrates through the sliding block; the bottom plate is provided with a driving mechanism for driving the bearing plate to lift.

Through the utility model provides a structure for actuating mechanism can drive the loading board and go up and down between the backup pad, thereby be convenient for the testboard with highly different no negative pressure equipment water tank between be connected, make the use convenience more of testboard.

Preferably, the bottom plate is provided with a sliding groove along the front-back direction, a rotatable screw rod is arranged in the sliding groove, the driving mechanism comprises sliding blocks which are symmetrically arranged in the sliding groove, the upper ends of the sliding blocks extend out of the sliding groove, screw threads of the screw rod penetrate through the sliding blocks, and fixing rods are arranged on the left side wall and the right side wall of each sliding block, which extend out of the sliding groove; two hinged plates hinged with each other are arranged on the bottom plate and positioned on two sides of the sliding groove, the fixed rod penetrates through the lower end parts of the corresponding hinged plates, and the opposite upper end parts of the hinged plates are connected through a connecting rod; the spout parallel is equipped with two sets ofly, is equipped with the push pedal that both ends stretched into in the spout and lie in the loading board below between corresponding spout, and the stand passes the push pedal setting, is equipped with spacing spout along the fore-and-aft direction on the relative side of push pedal, and the articulated slab is run through at the connecting rod both ends and stretches into in corresponding spacing spout.

Through the utility model provides a structure for the lead screw rotates and to drive the slider and remove the articulated rotation that drives the articulated slab, and then drives the loading board and go up and down between the backup pad, thereby be convenient for the testboard with highly different no negative pressure equipment water tank between be connected, make the use convenience more of testboard.

Preferably, a motor for driving the screw rod to rotate is arranged on the bottom plate, and the rotation of the screw rod is preferably realized.

Preferably, the upright post is sleeved with a damping spring positioned between the sliding block and the push plate, so that the testing instrument is preferably subjected to damping protection.

Preferably, the upper plate surface of the bearing plate is provided with a circular groove, and a turntable which is rotatable and used for placing a test instrument is arranged in the groove.

Through the utility model provides a structure for the carousel rotates and to adjust orientation that measuring instrument is convenient for its and does not have being connected between the negative pressure equipment water tank, makes the use of testboard more convenient.

Preferably, a gear mounting groove communicated with the groove is formed in the bearing plate, a rotatable gear is arranged in the gear mounting groove, a rack matched with the gear is arranged on the side wall of the rotary table, and the rotary table is preferably rotated.

Drawings

FIG. 1 is a schematic view of a non-negative pressure test stand according to example 1;

FIG. 2 is a schematic view of the supporting stand according to embodiment 1;

FIG. 3 is a schematic view of a carrier plate in embodiment 1;

fig. 4 is a schematic view of a drive mechanism in embodiment 1.

The names of the parts indicated by the numerical references in the drawings are as follows: 100. a carrier plate; 111. a base plate; 112. a support plate; 211. a chute; 212. a column; 221. a sliding groove; 222. a screw rod; 223. a motor; 311. a slider; 321. a groove; 322. a turntable; 331. a gear mounting groove; 332. a gear; 410. a slider; 411. fixing the rod; 420. a hinge plate; 421. a connecting rod; 430. pushing the plate; 431. and a limiting sliding groove.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.

Example 1

As shown in fig. 1-4, the present embodiment provides a non-negative pressure test platform, which includes a carrier board 100 for carrying a test instrument, wherein the carrier board 100 is disposed on a supporting frame; the support frame comprises a bottom plate 111, support plates 112 are arranged on the front side and the rear side of the bottom plate 111 in parallel, sliding grooves 211 are oppositely arranged on the opposite side surfaces of the support plates 112 along the vertical direction, and upright posts 212 are arranged in the sliding grooves 211; the side wall of the bearing plate 100 is provided with a sliding block 311 extending into the sliding groove 211, and the upright post 212 penetrates through the sliding block 311; the bottom plate 111 is provided with a driving mechanism for driving the carrier plate 100 to ascend and descend.

In this embodiment, a testing instrument for collecting data of the non-negative pressure device is placed on the bearing plate 100, the testing instrument includes a water pump, an electric valve, a pressure transmitter, a pressure variation module and other devices, and is communicated with a water tank of the non-negative pressure device, the pressure variation module can set pressure variation, truly simulate flow variation of a municipal pipe network, and accurately test the performance of the non-negative pressure water supply device according to the variation condition of the flow; in this embodiment, through the setting of spout 211, stand 212, slider 311 and actuating mechanism for actuating mechanism can drive loading board 100 and go up and down between backup pad 112, thereby be convenient for the testboard with highly different be connected between no negative pressure equipment water tank, make the use of testboard more convenient.

In this embodiment, the bottom plate 111 is provided with a sliding groove 221 along the front-back direction, a rotatable lead screw 222 is arranged in the sliding groove 221, the driving mechanism includes sliding blocks 410 symmetrically arranged in the sliding groove 221 and having upper ends extending out of the sliding groove 221, the lead screw 222 is threaded through the sliding blocks 410, and fixing rods 411 are arranged on left and right side walls of the sliding blocks 410 extending out of the sliding groove 221; two hinged plates 420 hinged with each other are arranged on the bottom plate 111 and positioned at two sides of the sliding groove 221, the fixing rod 411 is arranged by penetrating through the lower end parts of the corresponding hinged plates 420, and the opposite upper end parts of the hinged plates 420 are connected through a connecting rod 421; the sliding grooves 211 are arranged in two groups in parallel, a push plate 430 with two ends extending into the sliding grooves 211 and located below the bearing plate 100 is arranged between the corresponding sliding grooves 211, the upright post 212 penetrates through the push plate 430, a limiting sliding groove 431 is arranged on the opposite side surface of the push plate 430 along the front-back direction, and two ends of the connecting rod 421 penetrate through the hinged plate 420 and extend into the corresponding limiting sliding groove 431.

Through the structure in this embodiment, the sliding blocks 410 are located in the sliding grooves 221, and the screw threads of the screw rod 222 penetrate through the sliding blocks 410, so that the screw rod 222 rotates to drive the sliding blocks 410 to move in the sliding grooves 221, wherein the screw threads on the screw rod 222, which are matched with the sliding blocks 410, are arranged in a reverse symmetry manner, so that the screw rod 222 rotates to drive the two sliding blocks 410 to approach or separate from each other; because the both ends of dead lever 411 run through the lower extreme setting of articulated slab 420, connecting rod 421 connect correspond articulated slab 420 upper end and stretch into spacing spout 431 in to drive articulated slab 420 and articulate when making sliding block 410 be close to or keeping away from and rotate and drive push pedal 430 and reciprocate in spout 211, and then promote the lift of loading board 100, the use of the testboard of being convenient for.

In this embodiment, the bottom plate 111 is provided with a motor 223 for driving the screw rod 222 to rotate, so as to preferably realize the rotation of the screw rod 222.

In this embodiment, the column 212 is sleeved with a damping spring between the sliding block 311 and the push plate 430.

Through the setting of damping spring in this embodiment for damping spring can cushion the vibration of loading board 100, and the test instrument of placing on loading board 100 better protects.

In this embodiment, a circular groove 321 is disposed on the upper plate surface of the loading plate 100, and a rotatable turntable 322 for placing a testing instrument is disposed in the groove 321.

Through the structure in this embodiment for carousel 322 rotates and to drive and place the test instrument rotation on carousel 322, is convenient for it and does not have to be connected between the water tank of negative pressure equipment.

In this embodiment, a gear mounting groove 331 communicating with the groove 321 is disposed on the bearing plate 100, a rotatable gear 332 is disposed in the gear mounting groove 331, and a rack engaged with the gear 332 is disposed on a side wall of the turntable 322.

Through the structure in the embodiment, the gear 332 rotates to drive the turntable 322 to rotate, so that the orientation of the test instrument is changed, and the connection between the test instrument and a water tank without negative pressure equipment is facilitated; in this embodiment, a motor for driving the rotation of the gear 332 is disposed below the carrier plate 100.

When the no negative pressure test platform of this embodiment is at specific use, at first according to the height of no negative pressure equipment water tank, control motor 223 drives lead screw 222 and rotates and realize that loading board 100 goes up and down between backup pad 112, adjusts the test instrument height, and control motor drive gear 332 rotates and drives carousel 321 and rotate the orientation of test instrument on adjusting carousel 321, be convenient for it and no negative pressure equipment and be connected between the water tank, accomplish and be connected the back, the test instrument work carries out data acquisition to no negative pressure equipment.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims (6)

1. The utility model provides a no negative pressure testboard which characterized in that: the test device comprises a bearing plate (100) for bearing a test instrument, wherein the bearing plate (100) is arranged on a support frame; the support frame comprises a bottom plate (111), support plates (112) are arranged on the front side and the rear side of the bottom plate (111) in parallel, sliding grooves (211) are oppositely arranged on the opposite side surfaces of the support plates (112) along the vertical direction, and upright posts (212) are arranged in the sliding grooves (211); a sliding block (311) extending into the sliding groove (211) is arranged on the side wall of the bearing plate (100), and the upright column (212) penetrates through the sliding block (311); the bottom plate (111) is provided with a driving mechanism for driving the bearing plate (100) to lift.

2. The non-negative pressure test bench of claim 1, wherein: a sliding groove (221) is formed in the bottom plate (111) in the front-back direction, a rotatable screw rod (222) is arranged in the sliding groove (221), the driving mechanism comprises sliding blocks (410) which are symmetrically arranged in the sliding groove (221) and the upper ends of the sliding blocks extend out of the sliding groove (221), the screw rod (222) penetrates through the sliding blocks (410) in a threaded mode, and fixing rods (411) are arranged on the left side wall and the right side wall of the sliding blocks (410) extending out of the sliding groove (221); two hinged plates (420) hinged with each other are arranged on the bottom plate (111) and positioned at two sides of the sliding groove (221), a fixing rod (411) penetrates through the lower end parts of the corresponding hinged plates (420), and the opposite upper end parts of the hinged plates (420) are connected through a connecting rod (421); the sliding grooves (211) are arranged in two groups in parallel, a push plate (430) with two ends extending into the sliding grooves (211) and located below the bearing plate (100) is arranged between the corresponding sliding grooves (211), the upright posts (212) penetrate through the push plate (430), limiting sliding grooves (431) are formed in the opposite side faces of the push plate (430) along the front-back direction, and two ends of the connecting rod (421) penetrate through the hinged plate (420) and extend into the corresponding limiting sliding grooves (431).

3. The non-negative pressure test bench of claim 2, wherein: the bottom plate (111) is provided with a motor (223) for driving the screw rod (222) to rotate.

4. The non-negative pressure test bench of claim 2, wherein: the upright post (212) is sleeved with a damping spring positioned between the slide block (311) and the push plate (430).

5. The non-negative pressure test bench of claim 4, wherein: a circular groove (321) is formed in the upper plate surface of the bearing plate (100), and a rotary disc (322) which can rotate and is used for placing a test instrument is arranged in the groove (321).

6. The non-negative pressure test bench of claim 5, wherein: a gear mounting groove (331) communicated with the groove (321) is formed in the bearing plate (100), a rotatable gear (332) is arranged in the gear mounting groove (331), and a rack matched with the gear (332) is arranged on the side wall of the rotary disc (322).

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