CN216198894U - Testing equipment for screw pump driving head - Google Patents
Testing equipment for screw pump driving head Download PDFInfo
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- CN216198894U CN216198894U CN202122356764.2U CN202122356764U CN216198894U CN 216198894 U CN216198894 U CN 216198894U CN 202122356764 U CN202122356764 U CN 202122356764U CN 216198894 U CN216198894 U CN 216198894U
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- screw pump
- driving
- clamp
- transmission
- driving head
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to the technical field of screw pump test equipment, in particular to test equipment for a screw pump driving head, which comprises a support, a transmission assembly, a screw pump driving head and a driving assembly, wherein the screw pump driving head is movably connected to the transmission assembly, and the driving assembly can drive the transmission assembly to further drive the screw pump to operate, so that the screw pump driving head can be quickly installed, tested and disassembled, the test equipment is prevented from being reinstalled on each piece of equipment to be tested, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of screw pump test equipment, in particular to test equipment for a screw pump driving head.
Background
The screw pump oil production system is a new type of artificial lifting oil production machine, mainly composed of underground screw oil pump, sucker rod string and ground driving device, etc., and converts the electric energy into the mechanical energy of the sucker rod string by the ground driving device to drive the underground screw oil pump to produce oil.
The screw pump driving head normally works normally and rotates forwards, but can rotate backwards when the machine is stopped or is powered off, and the underground sucker rod is tripped due to the reverse rotation, so that the screw pump driving head is required to be provided with a reverse rotation prevention mechanism. Generally speaking, the screw pump driving head needs to be tested when leaving a factory, and a motor, a taper sleeve and a belt pulley are usually installed on the driving head when testing in a factory, the driving head is driven to rotate reversely by the motor, and then corresponding rotating speed and torque are observed by a control cabinet. However, in order to realize the model test of the screw pump driving head, the power is required to be higher than the motor and the torque used in actual oil extraction, and each screw pump driving head needs to be tested before leaving a factory every time, especially the anti-reversion effect. If each screw pump driving head is tested according to the method for installing the motor, the taper sleeve and the belt pulley, and then the screw pump driving heads are disassembled after the test is finished, the detection efficiency is low, and extra cost is increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides the testing equipment for the screw pump driving head, which is convenient to install and test.
In order to achieve the purpose, the utility model provides the following technical scheme: a testing apparatus for a screw pump drive head, comprising: the bearing seat is arranged on the support;
the transmission assembly comprises a test polished rod and clamps respectively arranged at the upper end and the lower end of the test polished rod, and the transmission assembly is rotatably arranged on the bearing block through the clamps positioned at the lower end;
the screw pump driving head penetrates through the testing polished rod, and a driving shaft of the screw pump driving head is fixed with a clamp positioned at the upper end, so that the screw pump driving head is fixed with the transmission assembly;
and the driving component is used for driving the transmission component to rotate.
Screw pump drive head detachably connects on drive rod subassembly, utilizes drive assembly to drive assembly and then drives the operation of screw pump drive head, can realize quick installation test and the dismantlement to the screw pump drive head.
Further, the clamp comprises a square rod and a clamp block; the inside of the square rod is of a cylindrical hollow structure matched with the test polished rod, and the test polished rod is inserted into the square rod; the outer part of the square rod is of a hexagonal structure; the square rod is inserted into the clamp.
Furthermore, a transmission main shaft is rotatably arranged on the bearing seat; a square cavity matched with the square rod is formed in the transmission main shaft; one end, far away from the clamp, of the square rod of the clamp is inserted into the transmission main shaft, so that the transmission assembly is rotatably arranged on the bearing seat.
Furthermore, the driving assembly comprises a motor arranged on one side of the support, and a driving belt pulley is connected to the motor in a transmission manner; the driving belt pulley is connected with a driven belt pulley through belt transmission; the driven belt pulley and the transmission main shaft are concentrically arranged and fixedly connected through a fixing seat. Therefore, the driving assembly can drive the transmission main shaft to rotate, and the transmission main shaft drives the transmission assembly and the screw pump driving head to operate.
Furthermore, a hexagonal cavity matched with the square rod is arranged in a driving shaft of the screw pump driving head; the clamp positioned at the upper end is inserted into a driving shaft of the screw pump driving head through the square rod, so that the screw pump driving head is fixed with the transmission assembly.
Furthermore, a top plate is arranged at the top of the support, and the upper side of the transmission assembly movably penetrates through the top plate; the top of the top plate is provided with a mounting flange, and the transmission assembly penetrates through the mounting flange and is arranged concentrically with the mounting flange; the bottom of the screw pump driving head is fixed on the mounting flange, so that the screw pump driving head is more stably fixed.
As optimization, the square bar comprises a first bar body and a second bar body which are identical in structure and symmetrically arranged, and the first bar body and the second bar body are matched together to form the square bar with the inside cylindrical cavity and the outside hexagonal structure.
Preferably, the clamp comprises a first clamping block and a second clamping block which are identical in structure and symmetrically arranged, the square rod is inserted between the first clamping block and the second clamping block, and the first clamping block and the second clamping block are fixed through bolts.
Compared with the prior art, the utility model has the following beneficial effects: the utility model has simple structure and convenient operation; when the screw pump drive head is used, the screw pump drive head penetrates through the test polished rod and can be relatively fixed with the transmission assembly through the clamp at the upper end, and the screw pump drive head is further fixed on test equipment through the mounting flange, so that the transmission assembly can stably drive the screw pump drive head to perform operation test; after the test is finished, the screw pump driving head can be taken down only by detaching the clamp at the upper end and removing the clamp from the mounting flange, so that the quick mounting test and detachment can be realized, the test equipment is prevented from being remounted by each piece of equipment to be tested, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic view of an axial structure of the present invention;
FIG. 2 is a schematic axial view of the transmission assembly;
FIG. 3 is a schematic view of an axial test configuration of the present invention under test;
FIG. 4 is a schematic top view of the present invention in a testing state;
FIG. 5 is a schematic cross-sectional view taken along A-A of FIG. 4;
fig. 6 is an enlarged schematic view of the structure at B in fig. 5.
The testing device comprises a base 1, a support, a transmission assembly 2, a transmission assembly 3, a driving assembly 4, a screw pump driving head 5, a bearing seat 6, a transmission main shaft 7, a mounting flange 101, a bottom plate 102, a top plate 201, a testing polished rod 202, a clamp 2021, a square rod 2022, a clamping block 2023, a first rod body 2024, a second rod body 2025, a first clamping block 2026, a second clamping block 301, a motor 302, a driving belt pulley 303, a driven belt pulley 401 and a driving shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a testing device for a screw pump driving head, which comprises a support 1, a transmission component 2, a driving component 3 and a screw pump driving head 4. The bottom of support 1 is equipped with bottom plate 101, is fixed with bearing frame 5 on the bottom plate 101, and drive assembly 2 rotates to be connected on bearing frame 5, and screw pump drive head 4 is fixed in on drive assembly 2, and drive assembly 3 accessible drive assembly 2 drives screw pump drive head 4 and operates. This test equipment is still electric connection has the control cabinet (not shown in the figure), can observe the rotational speed of screw pump drive head 4, parameters such as moment of torsion through the control cabinet, and this is prior art, and no longer describes here.
The transmission assembly 2 includes a test polish rod 201 and clamps 202 respectively clamped to upper and lower ends of the test polish rod 201. The whole transmission assembly 2 is fixed with the bearing seat 5 through a clamp 202 positioned at the lower end; the screw pump driving head passes through the testing polished rod 201, and the transmission assembly 2 is movably connected with the screw pump driving head 4 through a clamp 202 at the upper end to be fixed, so that the transmission assembly 2 can transmit power to the screw pump driving head 4.
The clamp 202 includes a square bar 2021 and a clamp block 2022. The square rod 2021 is composed of a first rod 2023 and a second rod 2024, the first rod 2023 and the second rod 2024 have the same structure and are oppositely arranged, and the first rod 2023 and the second rod 2024 are cooperatively formed into the square rod 2021 with a cylindrical cavity inside and a hexagonal structure outside. As another alternative, the outer portion of the square bar 2021 may have other polygonal structures, which is not limited in the present invention.
The clamp block 2022 includes a first clamp block 2025 and a second clamp block 2026 which have the same structure and are oppositely disposed, the square bar 2021 is clamped between the first clamp block 2025 and the second clamp block 2026, and the first clamp block 2025 and the second clamp block 2026 are fixed by a plurality of bolts and nuts.
In order to achieve a better fixation of the bearing block 5 and the drive assembly 2, a drive spindle 6 is rotatably connected to the bearing block 5. The transmission main shaft 6 is internally provided with a hexagonal cavity matched with the square rod 2021 of the clamp 202, and one end of the square rod 2021 of the clamp 202, which is far away from the clamping block 2022, is inserted into the transmission main shaft 6, so that the whole transmission assembly 2 can be fixed on the bearing seat 5 through the transmission main shaft 6.
The interior of the driving shaft 401 of the screw pump driving head 4 is also provided with a hexagonal cavity matched with the square rod 2021 of the clamp 202, and when the screw pump driving head is used, the square rod 2021 of the clamp 202 at the upper end of the transmission assembly 2 can be inserted into the driving shaft 401 of the screw pump driving head 4, so that the clamp 202 and the screw pump driving head 4 are fixed.
The driving mechanism 3 includes a motor 301, a driving pulley 302 is connected to the motor 301 in a transmission manner, the driving pulley 302 is connected to a driven pulley 303 in a transmission manner through a belt (not shown), and the driven pulley 303 is concentrically fixed to the outer periphery of the transmission main shaft 6 through a fixing seat 304. Therefore, the motor 301 can drive the transmission main shaft 6 to drive the transmission assembly 2 and the screw pump driving head 4 above to operate.
The top of the support 1 is provided with a top plate 102, and the upper side of the transmission component 2 movably penetrates through the outer part of the top plate 102. A mounting flange 7 is arranged on the upper part of the top plate 102 and is concentric with the transmission assembly 2, and the upper side of the transmission assembly 2 penetrates through the mounting flange 7. The screw pump driving head 4 is fixed on the support 1 through the mounting flange 7, so that the screw pump driving head 4 is more stably fixed.
The working principle is as follows: according to the testing equipment for the screw pump driving head, the screw pump driving head 4 penetrates through the testing polished rod 201 to be installed on the installation flange 7, then the clamp 202 at the upper end is installed, the testing polished rod 201 is inserted into the square rod 2021 and fastened through the clamping block 2022, meanwhile, the square rod 2021 is inserted into the driving shaft 4 of the screw pump driving head 4, and the screw pump driving head 4 is quickly fixed on the testing equipment. From this, alright drive assembly 2 and then drive screw pump drive head 4 and operate through drive assembly 3, simulate well site screw pump drive head 4's operating condition, test anti-reverse effect.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. A testing device for a screw pump driving head, comprising: the bearing seat is arranged on the support;
the transmission assembly comprises a test polished rod and clamps respectively arranged at the upper end and the lower end of the test polished rod, and the transmission assembly is rotatably arranged on the bearing block through the clamps positioned at the lower end;
the screw pump driving head penetrates through the testing polished rod, and a driving shaft of the screw pump driving head can be fixed with the clamp positioned at the upper end;
and the driving component is used for driving the transmission component to rotate.
2. A test apparatus for a screw pump drive head according to claim 1, wherein: the clamp comprises a square rod and a clamping block; the inside of the square rod is of a cylindrical hollow structure matched with the test polished rod, and the test polished rod is inserted into the square rod; the outer part of the square rod is of a hexagonal structure; the square rod is inserted into the clamp.
3. A test apparatus for a screw pump drive head according to claim 2, wherein: a transmission main shaft is rotatably arranged on the bearing block; a hexagonal cavity matched with the square rod is formed in the transmission main shaft; one end, far away from the clamp, of the square rod of the clamp is inserted into the transmission main shaft, so that the transmission assembly is rotatably arranged on the bearing seat.
4. A test apparatus for a screw pump drive head according to claim 3, wherein: the driving assembly comprises a motor arranged on one side of the support, and a driving belt pulley is connected to the motor in a transmission manner; the driving belt pulley is connected with a driven belt pulley through belt transmission; the driven belt pulley and the transmission main shaft are concentrically arranged and fixedly connected through a fixing seat.
5. A test apparatus for a screw pump drive head according to claim 2, wherein: a hexagonal cavity matched with the square rod is arranged in a driving shaft of the screw pump driving head; the clamp positioned at the upper end is inserted into a driving shaft of the screw pump driving head through the square rod, so that the screw pump driving head is fixed with the transmission assembly.
6. A test apparatus for a screw pump drive head according to claim 1, wherein: the top of the support is provided with a top plate, and the upper side of the transmission assembly movably penetrates through the top plate; the top of the top plate is provided with a mounting flange, and the transmission assembly penetrates through the mounting flange and is arranged concentrically with the mounting flange; the bottom of the screw pump driving head is fixed on the mounting flange.
7. A test apparatus for a screw pump drive head according to claim 2, wherein: the square bar comprises a first bar body and a second bar body which are identical in structure and symmetrically arranged, and the first bar body and the second bar body are matched together to form the square bar with the inside being a cylindrical cavity and the outside being a hexagonal structure.
8. A test apparatus for a screw pump drive head according to claim 2 or 7, wherein: the clamp comprises a first clamping block and a second clamping block which are identical in structure and symmetrically arranged, the square rod is inserted between the first clamping block and the second clamping block, and the first clamping block and the second clamping block are fixed through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122356764.2U CN216198894U (en) | 2021-09-28 | 2021-09-28 | Testing equipment for screw pump driving head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122356764.2U CN216198894U (en) | 2021-09-28 | 2021-09-28 | Testing equipment for screw pump driving head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216198894U true CN216198894U (en) | 2022-04-05 |
Family
ID=80924968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122356764.2U Active CN216198894U (en) | 2021-09-28 | 2021-09-28 | Testing equipment for screw pump driving head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216198894U (en) |
-
2021
- 2021-09-28 CN CN202122356764.2U patent/CN216198894U/en active Active
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