CN218407769U

CN218407769U - Hydrogen circulating pump testing arrangement

Info

Publication number: CN218407769U
Application number: CN202222006833.1U
Authority: CN
Inventors: 董宝田; 张寅�; 周广建
Original assignee: Hangzhou Hydrogen Magnetic Electromechanical Technology Co ltd
Current assignee: Hangzhou Hydrogen Magnetic Electromechanical Technology Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-01-31
Anticipated expiration: 2032-08-01

Abstract

The utility model relates to a hydrogen circulating pump testing arrangement. The utility model provides a hydrogen circulating pump testing arrangement, its characterized in that includes that at least two that set up from top to bottom place the layer, and at least one places the layer and places the layer for the test subassembly that is used for placing test subassembly, and at least one places the layer and places the layer for the test piece that awaits measuring of hydrogen pump that is used for placing awaiting measuring and, test subassembly includes the gas pitcher, the one end of gas pitcher and contact tube and the one end intercommunication of accumulator, the other end and two at least branch pipes intercommunication of contact tube, branch pipe and accumulator all include to place the extension that layer side direction awaits measuring the piece and place the layer side extension and lie in the linkage segment that awaits measuring the piece and place layer department and with the extension intercommunication, the linkage segment tip of branch pipe is equipped with first connector, the linkage segment of accumulator is equipped with the second connector, first connector quantity is the same with second connector quantity. The utility model has the advantages of can improve efficiency of software testing and take up an area of the space less.

Description

Hydrogen circulating pump testing arrangement

Technical Field

The utility model relates to a hydrogen circulating pump testing arrangement.

Background

When the existing hydrogen circulating pump is used for endurance test or other tests, generally, one hydrogen circulating pump is tested at a time, for example, the hydrogen circulating pump endurance test device disclosed in the chinese patent with the application number of 202110253166.4 comprises an air inlet pipe, a flow detector, a pressure stabilizing tank a, a hydrogen circulating pump and a pipeline a, wherein an outlet of the flow detector is connected with an inlet of the pressure stabilizing tank a through a pipeline b, an outlet of the pressure stabilizing tank a is connected with an inlet of the hydrogen circulating pump through a pipeline, an outlet of the hydrogen circulating pump is connected to an inlet of the pipeline a through a pipeline, and an outlet of the pipeline a is connected with an inlet pipe of the flow detector; an air inlet pipe is arranged on the inlet pipe, and a valve a is arranged on the air inlet pipe. If need carry out the test of a plurality of hydrogen circulating pumps, then need test one by one, efficiency is lower. And conventional testing arrangement all lays the setting on testboard mesa, because part and pipeline are more, takes up an area of the space too big.

Disclosure of Invention

The utility model aims at providing a can carry out two at least hydrogen pump tests simultaneously, can improve efficiency of software testing and the less hydrogen circulating pump testing arrangement in occupation of land space greatly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a hydrogen circulating pump testing arrangement, places the layer including at least two that set up from top to bottom, and at least one is placed the layer and is placed the layer for the test subassembly that is used for placing test subassembly, and at least one is placed the layer and is placed the layer for the piece that awaits measuring that is used for placing the hydrogen pump that awaits measuring, test subassembly includes the gas pitcher, the one end intercommunication of the one end of gas pitcher and contact tube and recovery tube, the other end and two at least branch pipe intercommunications of contact tube, be equipped with the cooler on the recovery tube, branch pipe and recovery tube all include to be placed layer side direction by test subassembly and await measuring the piece and place the extension of layer side extension and be located the piece that awaits measuring and place layer department and with the linkage segment of extension intercommunication, the linkage segment tip of branch pipe is equipped with the first connector that is used for being connected with the hydrogen pump that awaits measuring, the linkage segment of recovery tube is equipped with the second connector that is used for being connected with the hydrogen pump that awaits measuring, first connector quantity is the same with second connector quantity.

This device is through setting up two at least branch pipes, and every branch pipe tip is provided with first connector, and the recovery pipe tip is equipped with the second connector the same with first connector quantity, can adopt the hose to be connected with the business turn over end of hydrogen pump that awaits measuring between every first connector and second connector to realize the test of two at least hydrogen pumps, thereby improve efficiency of software testing. Wherein, fixed end cap can be dismantled to first connector and second connector tip to seal first connector and second connector, thereby the quantity that need not await measuring the hydrogen pump at every turn is the same with the quantity of branch pipe, so that the utility model discloses also can be used for the keyway of single hydrogen pump at every turn. The mode of connecting the inlet and outlet ends of the hydrogen measuring pump with the pipeline through the hose and the joint is the conventional connecting mode.

The utility model discloses the device is equipped with two at least layers of placing, and it is range upon range of from top to bottom to place the layer, adopts spatial structure, compares the testing arrangement of current tiling, and area is littleer, ability rational utilization space, the personnel of being more convenient for carry out the test of hydrogen pump. The test component placing layer is used for placing the test component, the test component comprises a gas tank and a cooler, and the test component can further comprise any existing component for detecting the hydrogen pump. The extension section extends from the side of the test component placing layer to the side of the to-be-tested component placing layer, namely the extension section is vertically arranged to extend from top to bottom or from bottom to top. The device is provided with at least two branch pipes, the end part of each branch pipe is provided with a first connecting head instead of the tail end of the delivery pipe is provided with at least two first connecting heads, and the influence on two adjacent hydrogen pumps can be reduced by setting the branch pipes so as to ensure the testing accuracy.

Preferably, the connecting section of the recovery pipe extends along the left-right direction, the recovery pipe is provided with at least two second connectors arranged at left-right intervals, the connecting sections of the at least two branch pipes are arranged in parallel front and back, the to-be-tested piece placing layer is provided with at least two to-be-tested piece placing positions, the at least two to-be-tested piece placing positions are arranged at left-right intervals, and one first connector of two adjacent first connectors is relatively positioned at the front side or the rear side of the other first connector; when the hydrogen pump to be detected is placed on the placement position of the hydrogen pump to be detected, the projection of one hydrogen pump to be detected in two adjacent hydrogen pumps to the left side is overlapped with the projection of the other hydrogen pump to be detected to the left side. The device has more compact structure and smaller occupied area.

Preferably, the to-be-tested object placing layer is located above the test component placing layer. The test component placement layer can be arranged at a lower position so as to be convenient for connecting with other test components and maintaining; the placement layer of the to-be-tested part is higher, so that the to-be-tested hydrogen pump can be conveniently fixed, detached and replaced by a person in a standing state.

Preferably, the test assembly placing layer and the to-be-tested piece placing layer are both arranged on the frame body, the frame body comprises a top plate and a bottom plate, the test assembly placing layer is located between the top plate and the bottom plate, and one of the to-be-tested piece placing layer is located on the upper side of the top plate.

Preferably, the extension sections of the branch pipes and the extension sections of the recovery pipes are both vertically arranged and located on the same side of the frame body. The extension sections are all positioned on the same side of the frame body, so that the device is more compact in layout and convenient to assemble and maintain subsequently; and can also be convenient for the protection to the pipeline, can have the one side of extension section at the support body and set up the protection casing in order to protect extension section etc..

Preferably, the cooler comprises a tube extending helically upwards or helically downwards. Through setting up spiral cooler to making under the compact circumstances of this device overall arrangement, can improve the effect of natural wind forced air cooling, and increase the pipe resistance of pipeline, with simulation hydrogen pump operating mode state.

Preferably, a discharge pipe is connected with the downstream of the recovery pipe, and a first throttling valve is arranged on the discharge pipe. Through the blast pipe in order discharging this device and the hydrogen pump that awaits measuring air, set up first choke valve in order can controlling the exhaust to can simulate out the condition of leaking the quantity off-time.

Preferably, a flow meter is arranged on the recycling pipe, the flow meter is positioned at the upstream of the cooler, the gas tank is positioned at the front side or the rear side of the flow meter and the cooler, and the gas tank is positioned between the flow meter and the cooler. The flowmeter and the cooler can be arranged relatively far, and the space on two sides of the gas tank can be utilized, so that the purpose of more compact layout is achieved.

Preferably, a second throttle valve is arranged at the position, close to the gas tank, of the lower stream of the recovery pipe, the gas tank is connected with a gas pressure source through a gas inlet pipe, a third throttle valve is arranged on the gas inlet pipe, and a pressure reducing valve is arranged between the gas inlet pipe and the gas pressure source. Different gas pressure sources can be connected so that the hydrogen pump to be tested can introduce different gases. Wherein, set up the second choke valve so that the gas flows back to in the gas pitcher, and can not influence the output of gas in the gas pitcher.

Preferably, the top plate is provided with a placement position of the to-be-detected part, and the placement position of the to-be-detected part is provided with a fixing hole for fixing the to-be-detected hydrogen pump and is matched with a bolt. The fixing position can be a part of the top plate, and also can be a positioning seat or a positioning block which is fixed on the top plate and used for positioning and fixing the hydrogen pump to be measured. The utility model discloses a mode of bolt-up realizes that the location of hydrogen pump that awaits measuring is fixed, compares the tight mode of anchor clamps clamp, and fixed effect is better, and the commonality is stronger.

The utility model has the advantages of can carry out two at least hydrogen pump tests simultaneously, can improve efficiency of software testing and take up an area of the space less.

Drawings

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

fig. 2 is a schematic diagram of the present invention in use.

Detailed Description

The invention will be further described with reference to the drawings and the specific embodiments.

By shown in fig. 1 and 2, this embodiment discloses a hydrogen circulating pump testing arrangement, including two of upper and lower settings place the layer, be located one of downside and place the layer for being used for placing the test component of test component and place layer 100, be located one of upside and place the layer for being used for placing the piece that awaits measuring of hydrogen pump and place layer 200, the piece that awaits measuring is placed layer 200 and is located the test component and places layer 100 directly over. The utility model discloses the test assembly of device places layer 100 and awaits measuring and places layer 200 and all set up on support body 300, and support body 300 includes roof 301, bottom plate 302 and connects stand 303 between roof 301 and bottom plate 302, and test assembly places layer 100 and is located between roof 301 and the bottom plate 302, and the piece that awaits measuring is placed layer 200 and is located roof 301 upside. Wherein, the frame body 300 of the embodiment is not provided with a side plate at the circumferential side, so as to facilitate ventilation, heat dissipation and numerical observation; meanwhile, handles 304 are arranged on the peripheral edges of the bottom plate 302, the front and rear edges of the top plate 301 and the upright posts 303, so that the whole rack body 300 can be conveniently carried.

The test assembly of this embodiment includes gas pitcher 11, gas pitcher 11 communicates with the one end of eduction tube 12 and the one end of recovery tube 13, the other end and the three branch pipe 15 intercommunication of eduction tube 12, be equipped with cooler 14 on the recovery tube 13, branch pipe 15 and recovery tube 13 all include by lower supreme extension segment 150 that extends and lie in the linkage segment 130 that awaits measuring and place layer 200 department and communicate with extension segment 150, the linkage segment tip of branch pipe 15 is equipped with the first connector 151 that is used for being connected with the hydrogen pump 1 that awaits measuring, the linkage segment of recovery tube 13 is equipped with and is used for the second connector 131 that is connected with the hydrogen pump 1 that awaits measuring, first connector 151 quantity is three with second connector 131 quantity. Wherein, the extension of branch pipe 15 and the extension of recovery pipe 13 all set up vertically and are located the support body right side. Wherein, the gas tank 11 is provided with a pressure gauge 110, and the pressure gauge of the embodiment may also be provided upstream of the delivery pipe 12.

The connecting section 130 of the recovery pipe 13 extends along the left-right direction, three second connectors 131 arranged at left-right intervals are arranged on the recovery pipe 13, the connecting sections of the three branch pipes 15 are arranged in parallel front and back, the to-be-tested piece placing layer 200 is provided with three to-be-tested piece placing positions, the three to-be-tested piece placing positions are arranged at left-right intervals, and the left first connector of each two adjacent first connectors 151 is relatively positioned at the front side or the rear side of the other first connector; when the hydrogen pump 1 to be measured is placed on the placement position of the hydrogen pump to be measured, the right projection of one hydrogen pump to be measured in the two adjacent hydrogen pumps 1 to be measured coincides with the right projection of the other hydrogen pump to be measured. Wherein, the piece that awaits measuring places the position and all sets up on roof 301, and the piece that awaits measuring places the position department and all is equipped with the fixed orifices that is used for fixed hydrogen pump 1 that awaits measuring and cooperates and have the bolt.

Wherein the cooler 14 comprises a tube extending spirally upward or spirally downward. The recovery pipe 13 is fixed downstream to one end of the discharge pipe 132, and the discharge pipe 132 is provided with a first throttle valve 133. The recovery pipe 13 is provided with a flow meter 16, the flow meter 16 is located upstream of the cooler 14, the gas tank 11 is located on the front side of the flow meter 16 and the cooler 14, and the gas tank 11 is located between the flow meter 16 and the cooler 14.

Wherein, a second throttle valve 134 is arranged at the downstream of the recovery pipe 13 near the gas tank, the gas tank 11 is connected with the air pressure source 10 through a gas inlet pipe 111, and a pressure reducing valve 19 and a third throttle valve 112 are arranged between the gas inlet pipe 111 and the air pressure source 10.

The plug can be arranged at the first joint and the second joint to realize the on-off of the pipeline, and the quick-change sealing joint can be selected as the first joint of the embodiment to realize the on-off of the pipeline. The gas pressure source of this embodiment may be a gas source loaded with helium gas under high pressure. The pipeline connection of this embodiment is sealed with epoxy resin glue. During the test of the hydrogen pump, the state of the hydrogen pump can be monitored through a flowmeter and a pressure gauge.

The high-pressure helium is adjusted to a pressure interval where the working condition of the hydrogen pump is located through the pressure reducing valve, the pressure in the circulation loop is kept stable through the third throttling valve, and the gas tank plays a role in buffering when the pressure in the loop fluctuates. The second throttle valve and the first throttle valve are used in combination, helium is filled in the helium exhaust pipeline before the test is started, and the second throttle valve is fully opened and the first throttle valve is fully closed under the condition that the hydrogen pump works.

The device of the embodiment can simultaneously test three hydrogen pumps, can also test one or two hydrogen pumps, has high universality and can greatly improve the testing efficiency. The device of the embodiment is arranged in a three-dimensional mode and has the advantage of small occupied space.

Claims

1. The utility model provides a hydrogen circulating pump testing arrangement, its characterized in that includes that at least two that set up from top to bottom place the layer, and at least one places the layer and places the layer for the test subassembly that is used for placing test subassembly, and at least one places the layer and places the layer for the piece that awaits measuring that is used for placing the hydrogen pump that awaits measuring, test subassembly includes the gas pitcher, the one end of gas pitcher and contact tube and the one end intercommunication of accumulator, the other end and two at least branch pipe intercommunications of contact tube, be equipped with the cooler on the accumulator, branch pipe and accumulator all include to be placed the extension that layer side direction awaits measuring the piece and place the layer side extension and be located the linkage segment that awaits measuring the piece placed layer department and communicate with the extension, the linkage segment tip of branch pipe is equipped with the first connector that is used for being connected with the hydrogen pump that awaits measuring, the linkage segment of accumulator is equipped with the second connector that is used for being connected with the hydrogen pump that awaits measuring, first connector quantity is the same with second connector quantity.

2. The hydrogen circulation pump test device according to claim 1, wherein the connecting section of the recovery pipe extends in the left-right direction, the recovery pipe is provided with at least two second connectors arranged at left-right intervals, the connecting sections of at least two branch pipes are arranged in parallel in the front-back direction, the to-be-tested part placement layer is provided with at least two to-be-tested part placement positions, the at least two to-be-tested part placement positions are arranged at left-right intervals, and one first connector of two adjacent first connectors is positioned at the front side or the rear side of the other first connector; when the hydrogen pump to be detected is placed on the placement position of the hydrogen pump to be detected, the projection of one hydrogen pump to be detected in two adjacent hydrogen pumps to the left side is overlapped with the projection of the other hydrogen pump to be detected to the left side.

3. The hydrogen circulation pump test device according to claim 1, wherein the test piece placement layer is located above the test component placement layer.

4. The hydrogen circulating pump testing device of claim 1 or 3, wherein the test component placing layer and the to-be-tested piece placing layer are both disposed on the frame body, the frame body comprises a top plate and a bottom plate, the test component placing layer is located between the top plate and the bottom plate, and one of the to-be-tested piece placing layers is located on the upper side of the top plate.

5. The hydrogen circulation pump test device according to claim 4, wherein the extension sections of the branch pipes and the extension sections of the recovery pipes are both vertically disposed and located on the same side of the frame body.

6. The hydrogen circulation pump test device according to claim 1, wherein the cooler comprises a pipe body that extends spirally upward or spirally downward.

7. The hydrogen circulation pump test device according to claim 1, wherein a discharge pipe is connected to a downstream of the recovery pipe, and a first throttle valve is provided on the discharge pipe.

8. The hydrogen circulation pump test device according to claim 1, wherein a flow meter is provided on the recovery pipe, the flow meter is located upstream of the cooler, the gas tank is located on a front side or a rear side of the flow meter and the cooler, and the gas tank is located between the flow meter and the cooler.

9. The hydrogen circulating pump testing device of claim 1, wherein a second throttle valve is arranged at the downstream of the recovery pipe and close to the gas tank, the gas tank is connected with a pressure source through a gas inlet pipe, a third throttle valve is arranged on the gas inlet pipe, and a pressure reducing valve is arranged between the gas inlet pipe and the pressure source.

10. The hydrogen circulation pump test device according to claim 4, wherein the top plate is provided with the placement site for the device under test, and the placement site for the device under test is provided with a fixing hole for fixing the hydrogen pump under test and is fitted with a bolt.