CN204788943U - Small -size express pump experimental apparatus - Google Patents
Small -size express pump experimental apparatus Download PDFInfo
- Publication number
- CN204788943U CN204788943U CN201520397749.4U CN201520397749U CN204788943U CN 204788943 U CN204788943 U CN 204788943U CN 201520397749 U CN201520397749 U CN 201520397749U CN 204788943 U CN204788943 U CN 204788943U
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- pump
- liquid pump
- coupler
- miniature high
- motor
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Abstract
The utility model relates to a small -size express pump experimental apparatus, including base, experimental water tank, the liquid pump of fixed mounting on the base and the motor of being connected with liquid pump power, the liquid pump is through propping up frame foundation fixed mounting on the base, still including connecting the fast tester of torque axis between liquid pump and motor, connect through shaft coupling power between fast tester of torque axis and the liquid pump, frame foundation is L type structure, forms by two orthogonal fixed steel sheets, offer a set of long slot bore on the steel sheet of frame foundation horizontal direction, has offered the round hole in the middle of on the steel sheet of vertical direction, a set of mounting hole has evenly been seted up around the round hole. The problem of increasing gear oil temperature under long -time, high rotational speed operation condition too high is solved, the problem of small -size express pump installation difficult is solved. Adopted moment of torsion, the speed sensor of high reliability, solved original test procedure in the measuring accuracy low, problem that drift is big.
Description
Technical field
The utility model relates to a kind of miniature high-speed pump experimental provision, belongs to field of mechanical technique.
Background technology
There is problems such as installing, test is difficult, detection is difficult in current plant protection miniature high-speed pump, test condition is limited, poor reliability, and test figure degree of accuracy is low.In addition, in the test process of prior art, there is the problems such as precision is low, zero point drift is large.
Utility model content
Technical problem to be solved in the utility model is, overcomes the shortcoming of prior art, the miniature high-speed pump experimental provision providing a kind of structure simple, easy to operate.
In order to solve above technical matters, the utility model provides a kind of miniature high-speed pump experimental provision, the motor comprising base, test water tank, be fixedly mounted on the liquid pump on base and be connected with liquid pump power; Described liquid pump is fixedly mounted on base by carrier base; It is characterized in that: also comprise the moment of torsion rotational speed detector be connected between liquid pump and motor, connected by shaft coupling power between described moment of torsion rotational speed detector and liquid pump; Described carrier base is L-type structure, is made up of, the steel plate of described carrier base horizontal direction offers group leader's slotted eye two orthogonal fixing steel plates, and offer circular hole in the middle of on the steel plate of vertical direction, described circular evenly offers one group of mounting hole.
The technical scheme that the utility model limits further is: described shaft coupling comprises intermediate slider and is arranged on the left and right half a coupler of intermediate slider both sides respectively; The inner side end of described left and right half a coupler radially offers chute; About described intermediate slider, two end faces are radially respectively equipped with a convex tendon; And two convex tendon directions are mutually vertical; Described convex tendon is arranged in chute and slidably, described intermediate slider is flexibly connected by the chute of convex tendon with left and right half a coupler; Described the right half a coupler is connected with moment of torsion rotational speed detector, and described left half a coupler is connected with membrane pump.
Further, the outer face of described left half a coupler is provided with threaded hole.
Further, described long slot bore and mounting hole are respectively 4.
Further, described two vertical steel plates are welded and fixed, and are also provided with one reinforcement at weld.
Further, also comprise the cooling system be connected with gearbox, described cooling system comprises circulation line, heat radiator, fan, motor and pump; Described heat radiator and fan form heat-exchange system, and described gearbox fuel-tank outlet, motor, pump, circulation line, heat-exchange system and gearbox fuel tank inlet connect successively.
Further, between described DC speed-regulating motor and moment of torsion rotational speed detector, also gearbox is installed.
The beneficial effects of the utility model are: the problem solving step-up gear high oil temperature under long-time, high rotation speed operation condition; Solve miniature high-speed pump and difficult problem is installed.Have employed the torque and rotation speed sensor of high reliability, solve measuring accuracy in original test process low, the problem that zero point drift is large.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is mechanism of the present utility model scheme of installation.
Fig. 3 is carrier base structural representation of the present utility model.
Fig. 4 is the right view of Fig. 3 structure.
Fig. 5 is the vertical view of Fig. 3 structure.
Fig. 6 is the STRUCTURE DECOMPOSITION figure of the utility model shaft coupling.
Embodiment
embodiment 1
A kind of miniature high-speed pump experimental provision that the present embodiment provides, as shown in figures 1 to 6: the speed adjustable DC motor 2 comprise base 1, testing water tank 8, be fixedly mounted on the liquid pump 7 on base 1 and be connected with liquid pump 7 power; Liquid pump 7 is fixedly mounted on base 1 by carrier base 6; Also comprise the moment of torsion rotational speed detector 4 be connected between liquid pump 7 and motor 2, connected by shaft coupling 5 power between moment of torsion rotational speed detector 4 and liquid pump 7; Carrier base 6, in L-type structure, is welded to form by two orthogonal fixing steel plate 6-1,6-2, is also fixed with one reinforcement 6-6 at the weld of steel plate 6-1,6-2.The steel plate 6-1 of carrier base 6 horizontal direction offers four long slot bore 6-3, be conveniently mounted on base 1.Offer a circular hole 6-4 in the middle of on the steel plate 6-2 of vertical direction, facilitate miniature high-speed pump pump head to partially pass through, around circular hole 6-4, evenly offer four mounting hole 6-5, facilitate miniature high-speed pump and support saddle frame to fix.
Shaft coupling 5 comprises intermediate slider 5-1 and is arranged on left and right half a coupler 5-2,5-3 of intermediate slider 5-1 both sides respectively; The inner side end of left and right half a coupler 5-2,5-3 radially offers chute 5-4,5-5; Two, the left and right end face of intermediate slider 5-1 is radially respectively equipped with convex tendon 5-6, a 5-7; And two convex tendon 5-6,5-7 directions are mutually vertical; Convex tendon 5-6,5-7 are arranged in chute 5-4,5-5 respectively and slidably, intermediate slider 5-1 is flexibly connected by the chute of convex tendon with left and right half a coupler; Half a coupler 5-2 is connected with moment of torsion rotational speed detector 4, and half a coupler 5-3 is connected with liquid pump 7.Shaft coupling 5 is nylon slide block shaft joint, and the nylon slide block 5-1 in the middle of utilizing 5-4,5-5 in the corresponding radial slot of its both sides half a coupler 5-2,5-3 end face slide, and connects to realize two half a couplers.This shaft coupling has certain performance compensating diaxon relative displacement, damping and buffering.The shaft coupling be wherein connected with miniature high-speed pump is processed with threaded hole 5-8 near the coupling end-face 5-2 of miniature high-speed pump side, can be connected by the screwed screw rod in two ends with the threaded hole of miniature high-speed pump pump head end face.
Between DC speed-regulating motor 2 and moment of torsion rotational speed detector 4, gearbox 3 is also installed.What be connected with gearbox 3 also has cooling system 9, and cooling system 9 comprises circulation line, heat radiator, fan, motor and pump; Heat radiator and fan form heat-exchange system, and gearbox fuel-tank outlet, motor, pump, circulation line, heat-exchange system and gearbox fuel tank inlet connect successively.
The water sucking mouth of liquid pump 7 and water delivering orifice are separately installed with pressure transducer 13; Water delivering orifice pipeline is also provided with flowmeter 10, and flowmeter 10 is also provided with stop valve 11 below.Filtrator 14 is installed between the water sucking mouth of water tank 8 and liquid pump 7.Draining valve 12 is installed bottom water tank 7.
After reliably installing according to mode shown in mechanism's installation diagram, by the rotating speed of SCR DC Governing control circui DC speed-regulating motor, by pressure transducer follow-up work pressure, moment of torsion rotational speed detector monitors rotating speed, test the moment of torsion of miniature high-speed pump under different operating pressure by moment of torsion rotational speed detector, by the flow of testing flow meter miniature high-speed pump under different operating pressure, volumetric efficiency and the mechanical efficiency of miniature high-speed pump under different operating point can be calculated like this.Thus understand miniature high-speed pump performance.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (7)
1. miniature high-speed pump experimental provision, the motor comprising base, test water tank, be fixedly mounted on the liquid pump on base and be connected with liquid pump power; Described liquid pump is fixedly mounted on base by carrier base; It is characterized in that: also comprise the moment of torsion rotational speed detector be connected between liquid pump and motor, connected by shaft coupling power between described moment of torsion rotational speed detector and liquid pump; Described carrier base is L-type structure, is made up of, the steel plate of described carrier base horizontal direction offers group leader's slotted eye two orthogonal fixing steel plates, and offer circular hole in the middle of on the steel plate of vertical direction, described circular evenly offers one group of mounting hole.
2. miniature high-speed pump experimental provision according to claim 1, is characterized in that: described shaft coupling comprises intermediate slider and is arranged on the left and right half a coupler of intermediate slider both sides respectively; The inner side end of described left and right half a coupler radially offers chute; About described intermediate slider, two end faces are radially respectively equipped with a convex tendon; And two convex tendon directions are mutually vertical; Described convex tendon is arranged in chute and slidably, described intermediate slider is flexibly connected by the chute of convex tendon with left and right half a coupler; Described the right half a coupler is connected with moment of torsion rotational speed detector, and described left half a coupler is connected with membrane pump.
3. miniature high-speed pump experimental provision according to claim 2, is characterized in that: the outer face of described left half a coupler is provided with threaded hole.
4. miniature high-speed pump experimental provision according to claim 1, is characterized in that: described long slot bore and mounting hole are respectively 4.
5. miniature high-speed pump experimental provision according to claim 1, is characterized in that: between described DC speed-regulating motor and moment of torsion rotational speed detector, be also provided with gearbox.
6. miniature high-speed pump experimental provision according to claim 1, is characterized in that: described two vertical steel plates are welded and fixed, and are also provided with one reinforcement at weld.
7. miniature high-speed pump experimental provision according to claim 1, it is characterized in that: also comprise the cooling system be connected with gearbox, described cooling system comprises circulation line, heat radiator, fan, motor and pump; Described heat radiator and fan form heat-exchange system, and described gearbox fuel-tank outlet, motor, pump, circulation line, heat-exchange system and gearbox fuel tank inlet connect successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520397749.4U CN204788943U (en) | 2015-06-10 | 2015-06-10 | Small -size express pump experimental apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520397749.4U CN204788943U (en) | 2015-06-10 | 2015-06-10 | Small -size express pump experimental apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204788943U true CN204788943U (en) | 2015-11-18 |
Family
ID=54528963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520397749.4U Expired - Fee Related CN204788943U (en) | 2015-06-10 | 2015-06-10 | Small -size express pump experimental apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204788943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869265A (en) * | 2018-06-25 | 2018-11-23 | 安徽乐昌气动流体设备科技有限公司 | A kind of pneumatic diaphragm pump test device |
-
2015
- 2015-06-10 CN CN201520397749.4U patent/CN204788943U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869265A (en) * | 2018-06-25 | 2018-11-23 | 安徽乐昌气动流体设备科技有限公司 | A kind of pneumatic diaphragm pump test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20170610 |