CN219511982U - External pressure testing machine with limiting mechanism - Google Patents

Abstract

The utility model discloses an external pressure testing machine with a limiting mechanism, which relates to the technical field of external pressure testing machines and comprises a placing table, wherein the surface of the placing table is slidably connected with a limiting block, the right side of the placing table is provided with a motor, the inner wall of the placing table is rotationally connected with a rotating rod, one end of the rotating rod is fixedly connected with an output shaft of the motor, one end of the rotating rod, which is far away from the placing table, is fixedly connected with a threaded rod, when a cement pipe is required to be tested, the motor is started to drive the rotating rod to rotate, and when the rotating rod rotates, under the action of centrifugal force, the swing rod is unfolded, so that the swing rod can be lapped on the surface of the blocking rod, a gear can be driven to rotate, a rack can be driven to move, a protection plate can be driven to rise when the rack moves, the protection plate can not continuously rise, and the blocking rod can continuously hit the blocking rod at the moment, so that the blocking rod and the swing rod and the output shaft of the motor can not be influenced to normally run.

Description

External pressure testing machine with limiting mechanism

Technical Field

The utility model relates to the technical field of external pressure testing machines, in particular to an external pressure testing machine with a limiting mechanism.

Background

The external pressure testing machine belongs to one kind of pressure testing machine, and the pressure testing machine is mainly suitable for various physical and mechanical property tests of materials such as rubber, plastic plates, pipes and profiles, plastic films, wires and cables, waterproof coiled materials, metal wires and the like, and the tensile machine is a mechanical stress testing machine for carrying out mechanical property tests such as stretching, compression, bending, shearing, stripping and the like on metal materials and nonmetal materials, and the application industry range of the external pressure testing machine is spread over: scientific research institutions, commercial inspection arbitration mechanisms, colleges and universities, rubber, tires, plastics, wires and cables, shoemaking, leather, textiles, packaging, building materials, petrochemical industry, aviation and other industries, and are indispensable detection equipment for material development, physical property tests, teaching research, quality control, feeding inspection, random inspection of production lines and the like.

In the existing equipment, if the pressure is excessive when testing the cement pipe, the cement pipe is broken, or broken stones fly out, certain injuries can be caused to testers, and damage can also be caused to the equipment.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an external pressure testing machine with a limiting mechanism, which solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an external pressure testing machine with stop gear, is including placing the platform, place a platform surface sliding connection and have the stopper, the right side of placing the platform is provided with the motor, place a platform inner wall rotation and be connected with the bull stick, bull stick one end and the output shaft fixed connection of motor, the bull stick is kept away from the one end fixedly connected with threaded rod of placing the platform, it is provided with spacing subassembly and protection subassembly to place the platform, protection subassembly includes:

the stabilizing plate is fixed on the inner wall of the placing table and is penetrated by the rotating rod, and the stabilizing plate is rotationally connected with the rotating rod and mainly stabilizes the gear;

the gear is rotationally connected to the surface of the stabilizing plate, the rotating rod penetrates through the gear, and the gear is fixedly connected with the rotating rod;

the protection plate penetrates through the placing table and is in sliding connection with the placing table, and the protection plate can prevent personnel from being injured;

the rack is fixed on one side of the protection plate, which is close to the gear, and is meshed with the gear;

the limiting plate is fixed on one side, close to the gear, of the protection plate, and can limit the protection plate to continuously rise to be separated from the placing table;

the blocking rod is hinged to the inner wall of the gear;

one end of the second torsion spring is fixedly connected with the blocking rod, and one end of the second torsion spring, which is far away from the blocking rod, is fixedly connected with the inner wall of the gear;

the swing rod is hinged to the surface of the rotating rod, and can be unfolded under the action of centrifugal force, so that the swing rod can be lapped on the surface of the blocking rod, the gear can be driven to rotate, and the rack can be driven to move;

and one end of the spring is fixedly connected with the swing rod, and one end of the spring, which is far away from the swing rod, is fixedly connected with the rotating rod.

Preferably, the spacing subassembly includes the head rod, can drive the stopper and remove when the head rod removes, the head rod top runs through and places the platform and with stopper bottom fixed connection, the head rod bottom is fixed with the interlock circle piece, can drive the head rod and remove when the interlock circle piece removes, the interlock circle piece is run through by the threaded rod, the interlock circle piece inner wall rotates and is connected with the transmission circle piece, and the transmission circle piece can make the drive board rotate when the threaded rod rotates, when the drive board contradicts the interlock board to can drive the interlock circle piece and remove, when the cement pipe is stabilized to the stopper, the stopper can not continue to inwards move for the interlock circle piece can not continue to remove, drives the striking interlock board that the board can be broken this moment, makes the drive board swing back and forth, can not be because the interlock circle piece can not remove, the normal rotation that leads to, the transmission circle piece is run through, and drive circle piece and threaded rod threaded connection, the drive circle piece surface hinge has the drive board, drive board surface fixing has first torsional spring, first end drive board is kept away from drive piece and threaded rod inner wall fixed connection, second connecting rod and the fixed connection of slide bar, the top is fixed to the second connecting rod.

Preferably, the bottom of the placing table is fixedly provided with supporting legs.

Preferably, a supporting plate is fixed on the surface of the placing table, and a cover plate is fixed on the top of the supporting plate.

Preferably, the cover plate is provided with a jack, a pressure sensor is arranged at the bottom of the jack, and a pressing plate is arranged at the bottom of the pressure sensor.

Preferably, the threaded rod is provided with two opposite threads.

The utility model provides an external pressure testing machine with a limiting mechanism. The beneficial effects are as follows:

(1) This be provided with stop gear's external pressure testing machine is provided with protection subassembly, when needs are to cement pipe test, the motor is opened and is driven the bull stick and rotate, when the bull stick rotated, under the effect of centrifugal force, the pendulum rod is expanded, thereby can take on the drag lever surface, make can drive the gear rotation, make the rack remove, can drive the guard plate and rise when the rack removes, make can play the effect of protection to operating personnel, when limiting plate and placing the table bottom conflict, the guard plate can not continue to rise, the pendulum rod can be continuous at this moment hit the drag lever, make drag lever and pendulum rod swing back and forth, can not influence the output shaft normal operating of motor.

(2) This be provided with stop gear's external pressure testing machine, should be equipped with spacing subassembly, when needs are spacing stable to the cement pipe, place the cement pipe on placing the bench, open the motor this moment, the bull stick rotates and drives the threaded rod and rotate, and the threaded rod drives the transmission circle piece and rotate this moment to drive the drive board and rotate, can conflict interlock board when driving the board rotation, make the drive inwards remove with the interlock circle piece that interlock board is fixed, thereby drive the stopper inwards remove, thereby can stabilize the cement pipe.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of the present utility model in elevation and partial cross-section;

FIG. 3 is a schematic view of the enlarged structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic diagram of the connection relationship among the linkage round block, the transmission round block, the driving plate, the linkage plate and the first torsion spring according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure B of FIG. 4 according to the present utility model;

FIG. 6 is a schematic view of a partial side cross-sectional structure of the present utility model;

FIG. 7 is an enlarged schematic view of the structure of FIG. 6C according to the present utility model;

FIG. 8 is a schematic diagram of the enlarged D-structure of FIG. 6 according to the present utility model;

fig. 9 is a schematic view of a partial top cross-sectional structure of the present utility model.

In the figure: 1. a placement table; 2. support legs; 3. a rotating rod; 4. a motor; 5. a support plate; 6. a cover plate; 7. a jack; 8. a pressure sensor; 9. a pressing plate; 10. a limiting block; 11. a threaded rod; 12. a limit component; 120. a first connecting rod; 121. linking round blocks; 122. a transmission round block; 123. a driving plate; 124. a linkage plate; 125. a first torsion spring; 126. a slide bar; 127. a second connecting rod; 13. a protective assembly; 130. a stabilizing plate; 131. a gear; 132. a protection plate; 133. a rack; 134. a limiting plate; 135. a blocking rod; 136. a spring; 137. swing rod; 138. and a second torsion spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-9, the present utility model provides a technical solution: the utility model provides an external pressure testing machine equipped with stop gear, including placing platform 1, place platform 1 surface sliding connection has stopper 10, the right side of placing platform 1 is provided with motor 4, place platform 1 inner wall rotation is connected with bull stick 3, bull stick 3 one end and motor 4's output shaft fixed connection, bull stick 3 is kept away from the one end fixedly connected with threaded rod 11 of placing platform 1, place platform 1 is provided with spacing subassembly 12 and protection subassembly 13, protection subassembly 13 includes stabilizer 130, stabilizer 130 fixes at placing platform 1's inner wall, stabilizer 130 is run through by bull stick 3, and stabilizer 130 and bull stick 3 rotate to be connected, stabilizer 130 mainly stabilizes gear 131, gear 131 rotates to be connected at stabilizer 130 surface, bull stick 3 runs through gear 131, and gear 131 and bull stick 3 fixed connection, guard 132 runs through placing platform 1, and guard 132 and place platform 1 sliding connection, the protection plate 132 can prevent personnel from being injured, the rack 133 is fixed on one side of the protection plate 132, which is close to the gear 131, the rack 133 is meshed with the gear 131, the limiting plate 134 is fixed on one side of the protection plate 132, which is close to the gear 131, the limiting plate 134 can limit the protection plate 132 to continuously ascend to separate from the placing table 1, the blocking rod 135 is hinged on the inner wall of the gear 131, one end of the second torsion spring 138 is fixedly connected with the blocking rod 135, one end of the second torsion spring 138, which is far away from the blocking rod 135, is fixedly connected with the inner wall of the gear 131, the swing rod 137 is hinged on the surface of the rotating rod 3, the swing rod 137 can be unfolded under the action of centrifugal force, the swing rod 137 can be lapped on the surface of the blocking rod 135, the gear 131 can be driven to rotate, the rack 133 can be driven to move, one end of the spring 136 is fixedly connected with the swing rod 137, and one end of the spring 136, which is far away from the swing rod 137, is fixedly connected with the rotating rod 3;

the limiting assembly 12 comprises a first connecting rod 120, the first connecting rod 120 can drive the limiting block 10 to move when moving, the top of the first connecting rod 120 penetrates through the placing table 1 and is fixedly connected with the bottom of the limiting block 10, a linkage round block 121 is fixedly arranged at the bottom of the first connecting rod 120, the first connecting rod 120 can be driven to move when moving, the linkage round block 121 is penetrated by a threaded rod 11, a transmission round block 122 is rotationally connected to the inner wall of the linkage round block 121, the transmission round block 122 is rotationally connected with the threaded rod 11, when the threaded rod 11 rotates, the transmission round block 122 can enable a driving plate 123 to rotate, when the driving plate 123 abuts against the linkage plate 124, the linkage round block 121 can be driven to move, when the limiting block 10 stabilizes a cement pipe, the limiting block 10 cannot continuously move inwards, so that the linkage round block 121 cannot continuously move, at this time, the driving plate 123 can continuously hit the linkage plate 124, the driving plate 123 can swing back and forth, the driving round block 123 cannot move because the linkage round block 121 cannot normally rotate, the threaded rod 11 penetrates through, the transmission round block 122 is rotationally connected with the threaded rod 11, the surface of the transmission round block 122 is hinged with the threaded rod 11, the driving plate 123 is driven, the surface of the driving plate 123 is fixedly connected with the second connecting rod 126, the surface of the first connecting rod 125 is fixedly penetrates through the first connecting rod 125, the surface of the first connecting rod 125 and the second connecting rod 127, the second connecting rod is fixedly connected with the second connecting rod 126, the surface of the first connecting rod is fixedly connected with the second connecting rod 126, the second connecting rod 126 is fixedly connected with the inner wall of the first connecting rod 126, the surface of the second connecting rod 126, the first connecting rod and the second connecting rod and the third connecting rod and the connecting rod is fixedly connected with the third connecting rod 126;

the bottom of the placement table 1 is fixed with supporting legs 2; a supporting plate 5 is fixed on the surface of the placing table 1, and a cover plate 6 is fixed on the top of the supporting plate 5; the cover plate 6 is provided with a jack 7, the bottom of the jack 7 is provided with a pressure sensor 8, and the bottom of the pressure sensor 8 is provided with a pressing plate 9; the threaded rod 11 is provided with two opposite threads.

When the cement pipe is required to be tested, the cement pipe is placed on the surface of the placing table 1, the motor 4 is started at the moment, the rotating rod 3 rotates to drive the threaded rod 11 to rotate, the threaded rod 11 drives the transmission round block 122 to rotate to drive the driving plate 123 to rotate, the driving plate 123 is abutted against the linkage plate 124 when being rotated to drive the linkage round block 121 fixed with the linkage plate 124 to move inwards to drive the limiting block 10 to move inwards so as to stabilize the cement pipe, when the limiting block 10 stabilizes the cement pipe, the limiting block 10 cannot move inwards continuously to drive the linkage round block 121 to move continuously, the driving plate 123 is continuously hit the linkage plate 124 at the moment to enable the driving plate 123 to swing back and forth, the threaded rod 11 can not normally rotate because the linkage circular block 121 can not move, and meanwhile, when the rotating rod 3 rotates, the swing rod 137 is unfolded under the action of centrifugal force, so that the surface of the blocking rod 135 can be lapped, the gear 131 can be driven to rotate, the rack 133 can be driven to move, the protection plate 132 can be driven to rise when the rack 133 moves, the protection plate 132 can not continuously rise when the limiting plate 134 is abutted against the bottom of the placing table 1, the swing rod 137 can continuously strike the blocking rod 135, the blocking rod 135 and the swing rod 137 swing back and forth, the normal operation of an output shaft of the motor 4 can not be influenced, after the test is completed, the motor 4 is started to rotate reversely, the limiting block 10 loosens a cement pipe, and the cement pipe can be taken out.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an external pressure testing machine who is equipped with stop gear, includes places platform (1), its characterized in that: place platform (1) surface sliding connection has stopper (10), the right side of placing platform (1) is provided with motor (4), place platform (1) inner wall rotation and be connected with bull stick (3), the output shaft fixed connection of bull stick (3) one end and motor (4), the one end fixedly connected with threaded rod (11) of placing platform (1) is kept away from to bull stick (3), place platform (1) is provided with spacing subassembly (12) and protection subassembly (13), protection subassembly (13) include:

the stabilizing plate (130) is fixed on the inner wall of the placing table (1), the stabilizing plate (130) is penetrated by the rotating rod (3), and the stabilizing plate (130) is rotationally connected with the rotating rod (3);

the gear (131) is rotationally connected to the surface of the stabilizing plate (130), the rotating rod (3) penetrates through the gear (131), and the gear (131) is fixedly connected with the rotating rod (3);

the protection plate (132), the protection plate (132) penetrates through the placing table (1), and the protection plate (132) is connected with the placing table (1) in a sliding manner;

a rack (133), wherein the rack (133) is fixed on one side of the protection plate (132) close to the gear (131), and the rack (133) is meshed with the gear (131);

the limiting plate (134) is fixed on one side, close to the gear (131), of the protection plate (132);

the blocking rod (135) is hinged to the inner wall of the gear (131);

one end of the second torsion spring (138) is fixedly connected with the blocking rod (135), and one end of the second torsion spring (138) away from the blocking rod (135) is fixedly connected with the inner wall of the gear (131);

the swing rod (137) is hinged to the surface of the rotating rod (3);

the spring (136), spring (136) one end and pendulum rod (137) fixed connection, the one end that pendulum rod (137) were kept away from to spring (136) is connected with bull stick (3) fixed connection.

2. An external pressure testing machine with a limiting mechanism according to claim 1, wherein: limiting component (12) are including head rod (120), head rod (120) top runs through place platform (1) and with stopper (10) bottom fixed connection, head rod (120) bottom is fixed with interlock circle piece (121), interlock circle piece (121) are run through by threaded rod (11), interlock circle piece (121) inner wall rotates and is connected with transmission circle piece (122), transmission circle piece (122) are run through by threaded rod (11), and transmission circle piece (122) and threaded rod (11) threaded connection, transmission circle piece (122) surface hinge has drive board (123), drive board (123) fixed surface has first torsional spring (125), the one end and the transmission circle piece (122) fixed surface of drive board (123) are kept away from to first torsional spring (125), interlock circle piece (121) inner wall is fixed with interlock board (124), place platform (1) inner wall fixedly connected with slide bar (126), second connecting rod (127) are run through to have, second connecting rod (127) are connected with slide bar (122) and slide bar (11) threaded connection, second connecting rod (126) are kept away from drive board (123) one end and are placed with stopper (122) fixed surface.

3. An external pressure testing machine with a limiting mechanism according to claim 1, wherein: the bottom of the placing table (1) is fixedly provided with supporting legs (2).

4. An external pressure testing machine with a limiting mechanism according to claim 1, wherein: the surface of the placing table (1) is fixedly provided with a supporting plate (5), and the top of the supporting plate (5) is fixedly provided with a cover plate (6).

5. An external pressure testing machine with a limiting mechanism according to claim 4, wherein: the cover plate (6) is provided with a jack (7), a pressure sensor (8) is arranged at the bottom of the jack (7), and a pressing plate (9) is arranged at the bottom of the pressure sensor (8).

6. An external pressure testing machine with a limiting mechanism according to claim 1, wherein: the threaded rod (11) is provided with two opposite threads.