CN212799409U

CN212799409U - Water pumping test stand

Info

Publication number: CN212799409U
Application number: CN202020777821.7U
Authority: CN
Inventors: 常晓军; 葛伟亚; 邢怀学; 华健; 蔡小虎
Original assignee: Nanjing Geological Survey Center Of China Geological Survey East China Geological Science And Technology Innovation Center
Current assignee: Nanjing Geological Survey Center Of China Geological Survey East China Geological Science And Technology Innovation Center
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-03-26
Anticipated expiration: 2030-05-12

Abstract

The utility model provides a pumping test stand, frame including two parallel distribution, the frame top between have a pivot through the inboard bearing swing joint of installed part, the bottom of frame and another frame is through four reinforcing bracket connections, the second support is installed through fastening screw in the middle part between the frame, the frame middle part has first support with first support vertical distribution. The utility model discloses a test stand draws water, equilateral triangle is the most firm structure, so both ends adopt 60 isosceles trapezoid, do not have the equilateral triangle support of apex angle in other words, both can realize that the electrodynamic type promotes in the cooperation of the epaxial driven pulleys of rotation and motor, also can artifically pull promotion, decline, and is efficient, can dismantle the transportation, have back type brake lever, can fixed spanner, prevent that it from rotating, and back type brake lever can directly take out, easily operates.

Description

Water pumping test stand

Technical Field

The utility model relates to an experimental pallet, concretely relates to test pallet draws water.

Background

The pumping test is a common test method for hydrogeological investigation and engineering geological investigation. The conventional water pumping test is generally carried out for more than 72 hours, the drilling construction is finished, and the drilling machine needs to leave the field, otherwise, the benefits of the drilling machine and a driller are influenced. The original mode is that before the pumping test is completed, the drilling machine always assists in pumping water to complete the test, and the occupied area is large and unsafe. If no drilling machine is provided, the water pump and the water pipe are heavy, 2 persons can not easily get off and lift the pump, and the safety and the smoothness can not be ensured. In hydrogeological investigation, some local civil wells are usually selected for pumping tests, and the installation of a water pump has the same problem.

Disclosure of Invention

In order to solve the problem, the utility model provides a test stand draws water.

The technical scheme of the utility model is that: a water pumping test stand comprises two racks which are distributed in parallel, wherein a rotating shaft is movably connected between the tops of the racks through a bearing on the inner side of a mounting part, the bottoms of the racks and the other rack are connected through four reinforcing brackets, a second bracket is arranged in the middle between the racks through a fastening screw, first brackets are vertically distributed in the middle of each rack and the first brackets, rotating wheels are fixed on the outer sides of the rotating shafts, and a group of rotating devices are respectively arranged on two sides of each rotating wheel; the rotating devices comprise three wrenches with an angle of 120 degrees, and the two groups of rotating devices are staggered by 60 degrees; the first support and the rack are fixedly connected with vertically distributed auxiliary braking rods through screws, a second braking hole is formed in one fifth of the upper portion of each auxiliary braking rod, a tying hole with a rope is formed in the top of each auxiliary braking rod, a temporary braking device is arranged at the front end of the rope and used for being sleeved on the handle, and a first braking hole is formed in the other side of each auxiliary braking rod of the rack; a reverse brake rod is inserted into the first brake hole and the second brake hole; the double-back type brake rod comprises a first brake rod, two second brake rods are movably mounted at two ends of the first brake rod respectively through a pin shaft, placing grooves are respectively formed in two sides of the second brake rods, a first brake rod and a third brake rod are placed in the placing grooves in two sides of the second brake rod respectively, the third brake rod is movably connected with the second brake rod through the pin shaft, connecting holes are respectively formed in two ends of the third brake rod, the third brake rod is perpendicular to the second brake rod when the connecting holes are used for braking, the brake rods are prevented from falling off, and a locking hole is formed in the front end of each connecting hole and can be locked to prevent the brake rods from being operated by other people, particularly children, curiously and.

Furthermore, the first braking hole, the rotating shaft and the second braking hole are positioned on the same straight line.

Furthermore, the frame be isosceles trapezoid, the contained angle of frame side and ground is 60 degrees.

Furthermore, a second support is fixedly connected to one side of the rack through a second screw, and the support is fixedly connected to the other rack through the second screw.

Furthermore, a handle is sleeved at the tail end of the wrench, and the handle is made of soft rubber.

Furthermore, a driven belt wheel is arranged on one side of the rotating shaft on the inner side of the frame and is in power connection with a driving belt wheel on a motor shaft of the driving motor through a belt.

Furthermore, the runner be equipped with the backplate in spanner inboard and two fifths of the inboard department of runner, the runner is used for rolling up the lifting rope of putting the electric wire and handling water pump respectively in backplate both sides, the backplate weld respectively on runner and spanner.

Furthermore, the middle part of the mounting part is provided with a semicircular fixing ring, and the mounting part is fixed on the rack through screws.

Furthermore, the two sides of the reinforcing support extend out of the two sides of the rack by 15 cm respectively, so that the stability of the stand is ensured by increasing the rotating torque, and the side turning of the stand caused by the overweight of the pump body is avoided.

Furthermore, the two ends of the temporary braking device are respectively provided with a connecting ring, one connecting ring is fixedly connected in the tying hole, the other connecting ring is sleeved on the handle, the temporary braking device is not placed in the water pump, and if a problem occurs or an operator needs to have a rest, the temporary braking device is sleeved on the wrench to suspend operation.

Advantageous effects

The utility model discloses a test stand draws water, equilateral triangle is the most firm structure, so both ends adopt 60 isosceles trapezoid, do not have the equilateral triangle support of apex angle in other words, both can realize that the electrodynamic type promotes in the cooperation of the epaxial driven pulleys of rotation and motor, also can artifically pull promotion, decline, and is efficient, can dismantle the transportation, have back type brake lever, can fixed spanner, prevent that it from rotating, and back type brake lever can directly take out, easily operates.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of a brake lever of the reverse type.

In the figure, 1-frame, 2-wheel, 3-shaft, 4-first brake hole, 5-first support, 6-fastening screw, 7-clip brake rod, 8-wrench, 9-handle, 10-reinforcing support, 11-brake auxiliary rod, 12-second brake hole, 13-guard plate, 14-second support, 15-first brake rod, 16-second brake rod, 17-third brake rod, 18-pin shaft, 19-tie hole and 20-temporary brake device.

Detailed Description

The following describes a water pumping test stand according to the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, a water pumping test stand comprises two racks 1 which are distributed in parallel, wherein a rotating shaft 3 is movably connected between the tops of the racks 1 through a bearing on the inner side of a mounting part, the bottoms of the racks 1 and the other rack 1 are connected through four reinforcing brackets 10, a second bracket 14 is mounted in the middle of each rack 1 through a fastening screw 6, first brackets 5 are vertically distributed in the middle of each rack 1 and the corresponding first bracket 5, a rotating wheel 2 is fixed on the outer side of each rotating shaft 3, and two sides of each rotating wheel 2 are respectively provided with a group of rotating devices; the rotating devices comprise three wrenches 8 with 120-degree angles, and the two groups of rotating devices are staggered by 60 degrees; the first support 5 and the rack 1 are fixedly connected with vertically distributed auxiliary braking rods 11 through screws, one fifth of the upper part of each auxiliary braking rod 11 is provided with a second braking hole 12, the top of each auxiliary braking rod 11 is provided with a tying hole 19 for tying a rope, the front end of the rope is provided with a temporary braking device, the temporary braking device is sleeved on the handle 9, and the rack 1 is provided with a first braking hole 4 at the other side of each auxiliary braking rod 11; a reverse brake bar 7 is inserted into the first brake hole 4 and the second brake hole 12; the double-back brake lever 7 comprises a first brake lever 15, two second brake levers 16 are movably mounted at two ends of the first brake lever 15 through pin shafts 18 respectively, placing grooves are formed in two sides of each second brake lever 16 respectively, a first brake lever 15 and a third brake lever 17 are placed in the placing grooves in two sides of each second brake lever 16 respectively, each third brake lever 17 is movably connected with the corresponding second brake lever 16 through the corresponding pin shaft 18, connecting holes are formed in two ends of each third brake lever 17 respectively, each connecting hole enables the corresponding third brake lever 17 to be perpendicular to the corresponding second brake lever 16 during braking, so that the brake levers are prevented from falling off, and locking holes are formed in the front ends of the connecting holes and can be locked by other people, particularly children, and misoperation caused by curiosity is prevented; the first brake hole 4, the rotating shaft 3 and the second brake hole 12 are positioned on the same straight line; the rack 1 is in an isosceles trapezoid shape, and the included angle between the side edge of the rack 1 and the ground is 60 degrees; a second bracket 14 is fixedly connected to one side of the machine frame 1 through a second screw, and the bracket is fixedly connected to the other machine frame 1 through the second screw; the end of the wrench 8 is sleeved with a handle 9, and the handle 9 is made of soft rubber; a driven belt wheel is arranged on one side of the rotating shaft 3 and on the inner side of the frame 1, and the driven belt wheel is in power connection with a driving belt wheel on a motor shaft of a driving motor through a belt; the runner 2 is provided with guard plates 13 at the inner side of the wrench 8 and two fifths of the inner side of the runner 2; the middle part of the mounting part is provided with a semicircular fixing ring, and the mounting part is fixed on the rack 1 through a screw; the two sides of the reinforcing bracket 10 extend out of the two sides of the frame 1 by 15 cm respectively; two ends of the temporary braking device 20 are respectively provided with a connecting ring, one of the connecting rings is fixedly connected in the tying hole, and the other connecting ring is sleeved on the handle.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a test stand draws water which characterized in that: the device comprises two racks which are distributed in parallel, wherein a rotating shaft is movably connected between the tops of the racks through a bearing on the inner side of an installation part, the bottoms of the racks and the other rack are connected through four reinforcing brackets, a second bracket is arranged in the middle between the racks through a fastening screw, first brackets are vertically distributed in the middle of the racks and the first brackets, a rotating wheel is fixed on the outer side of the rotating shaft, and a group of rotating devices are respectively arranged on two sides of the rotating wheel; the rotating devices comprise three wrenches with an angle of 120 degrees, and the two groups of rotating devices are staggered by 60 degrees; the first support and the rack are fixedly connected with vertically distributed auxiliary braking rods through screws, a second braking hole is formed in one fifth of the upper portion of each auxiliary braking rod, a tying hole with a rope is formed in the top of each auxiliary braking rod, a temporary braking device is arranged at the front end of the rope and used for being sleeved on the handle, and a first braking hole is formed in the other side of each auxiliary braking rod of the rack; a reverse brake rod is inserted into the first brake hole and the second brake hole; the double-brake-bar type brake device is characterized in that the double-brake-bar type brake rod comprises a first brake rod, two second brake rods are movably mounted at two ends of the first brake rod respectively through a pin shaft, placing grooves are formed in two sides of each second brake rod respectively, a first brake rod and a third brake rod are placed in the placing grooves in two sides of each second brake rod respectively, the third brake rod is movably connected with the second brake rods through the pin shaft, connecting holes are formed in two ends of each third brake rod respectively, the third brake rods are perpendicular to the second brake rods when the connecting holes brake, the brake rods are prevented from falling off, and locking holes are formed in the front ends.

2. The water pumping test stand of claim 1, wherein: the first braking hole, the rotating shaft and the second braking hole are positioned on the same straight line.

3. The water pumping test stand of claim 1, wherein: the frame be isosceles trapezoid, the contained angle of frame side and ground is 60 degrees.

4. The water pumping test stand of claim 1, wherein: and one side of the rack is fixedly connected with a second support through a second screw, and the support is fixedly connected with another rack through a second screw.

5. The water pumping test stand of claim 1, wherein: the end of the wrench is sleeved with a handle, and the handle is made of soft rubber.

6. The water pumping test stand of claim 1, wherein: and a driven belt wheel is arranged on one side of the rotating shaft on the inner side of the frame and is in power connection with a driving belt wheel on a motor shaft of the driving motor through a belt.

7. The water pumping test stand of claim 1, wherein: the runner be equipped with the backplate in spanner inboard and two fifths of runner inboard department, the backplate weld respectively on runner and spanner.

8. The water pumping test stand of claim 1, wherein: the mounting part middle part be equipped with semi-circular solid fixed ring, the mounting part passes through the fix with screw in the frame.

9. The water pumping test stand of claim 1, wherein: and two sides of the reinforcing bracket respectively extend out of two sides of the rack by 15 cm.

10. The water pumping test stand of claim 1, wherein: and two ends of the temporary braking device are respectively provided with a connecting ring, one connecting ring is fixedly connected in the tying hole, and the other connecting ring is sleeved on the handle.