CN213274551U

CN213274551U - Quality comparator

Info

Publication number: CN213274551U
Application number: CN202022733914.2U
Authority: CN
Inventors: 安志正
Original assignee: Beijing Pesa Weighing Technology Co ltd
Current assignee: Beijing Pesa Weighing Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-05-25
Anticipated expiration: 2030-11-23

Abstract

The utility model belongs to the technical field of measuring equipment's technique and specifically relates to a quality comparator is related to, including installing frame and the quality comparator of setting in the installing frame, it has the baffle to articulate in the side of installing frame, the outside of installing frame is provided with the isolation frame, isolation frame and installing frame interval set up, it has the closing plate to articulate with one side that the baffle corresponds on the isolation frame, the outside of closing plate is rotated and is provided with the handle, be provided with the stop gear who is used for fixed seal board in the closing plate, stop gear and handle are connected, the last stabilizing component who is used for fixed seal board that is provided with of stop gear, stabilizing component connects closing plate and isolation frame. This application has the effect that promotes measurement accuracy.

Description

Quality comparator

Technical Field

The application relates to the technical field of measuring equipment, in particular to a quality comparator.

Background

The mass comparator is an electronic weighing device manufactured according to the principle of measuring deformation and strain of an elastic element or electromagnetic force feedback balance. The mass difference value measuring device is mainly used for measuring mass difference values based on an ABA or ABBA circulating mode and is used for high-resolution electronic weighing equipment for weight transfer or other special test purposes.

The measuring equipment of the mass comparator in the related art comprises a frame and the mass comparator arranged in the frame, wherein an opening is formed in the frame, a baffle is hinged to the opening, the baffle is rotated to open the opening during measurement, and a measured object is placed on the mass comparator to be measured.

In view of the above-mentioned related technologies, the inventor thinks that the mass comparator has a high requirement on the surrounding environment during measurement, and is greatly influenced by the surrounding environment, and during measurement, when the baffle is not tightly closed or forgets to close, the baffle is influenced by the surrounding air, and the measurement accuracy is influenced.

SUMMERY OF THE UTILITY MODEL

In order to promote measurement accuracy, this application provides a quality comparator.

The application provides a quality comparator adopts following technical scheme:

the utility model provides a quality comparator, includes the installing frame and sets up the quality comparator in the installing frame, and it has the baffle to articulate in the side of installing frame, the outside of installing frame is provided with isolation frame, isolation frame and installing frame interval set up, one side that isolation frame goes up and the baffle corresponds articulates there is the closing plate, the outside rotation of closing plate is provided with the handle, be provided with the stop gear who is used for fixed seal board in the closing plate, stop gear and handle connection, the last stabilizing component who is used for fixed seal board that is provided with of stop gear, stabilizing component connects closing plate and isolation frame.

Through adopting above-mentioned technical scheme, it is fixed with the closing plate through stop gear to open the closing plate, opens the baffle simultaneously, places article in the installing frame, rotates the closure flap, then rotates closing plate to the closure state, then fixes the closing plate through stabilizing the subassembly, keeps apart quality comparator and external world through baffle and closing plate, reduces the phenomenon that quality comparator appears receiving external influence when measuring, and then promotes measurement accuracy.

Optionally, the articulated department of closing plate and isolation frame is provided with the dwang, the mounting groove has been seted up in the closing plate, stop gear includes limiting plate, gag lever post and drive assembly, the limiting plate with the gag lever post slides in the mounting groove and sets up, the limiting plate sets up the one end that is close to the dwang at the gag lever post, drive assembly sets up in the mounting groove, the axis of rotation of handle extends to in the mounting groove, the axis of rotation of gag lever post and handle passes through drive assembly and connects.

Through adopting above-mentioned technical scheme, open the back at the closing plate, turning handle, handle pass through drive assembly and drive the gag lever post removal, and the gag lever post drives the limiting plate and removes in the mounting groove, until limiting plate and dwang butt, fixes the position of dwang, and then fixes the position of closing plate.

Optionally, drive assembly includes threaded rod, turbine and scroll bar, the fixed one end that deviates from the limiting plate at the gag lever post that sets up of threaded rod, the coaxial fixed connection of threaded rod and gag lever post, the turbine sets up the outside at the threaded rod, turbine and threaded rod screw-thread fit are connected, turbine and scroll bar meshing, the scroll bar is in the installation inslot internal rotation setting, the axis of rotation and the scroll bar fixed connection of handle.

Through adopting above-mentioned technical scheme, twist grip, handle drive worm rotates, and the worm drives the turbine and rotates, and the turbine rotates and drives the threaded rod and remove, and the threaded rod removes and drives the gag lever post and remove, and then adjusts the position of limiting plate.

Optionally, the limiting plate is semicircular, and one side of the limiting plate, which deviates from the limiting rod, is abutted against the rotating rod.

Through adopting above-mentioned technical scheme, limiting plate and dwang butt set up the limiting plate and are the semicircle ring-type, promote area of contact between limiting plate and the dwang, promote the stability of complex between gag lever post and the dwang, and then promote the stability of closing plate.

Optionally, the spout has been seted up to the one end that deviates from the limiting plate on the threaded rod, stabilize the subassembly and include stabilizing block and stabilizing member, stabilizing block slides in the spout and sets up, the stabilizing groove has been seted up with the position that stabilizing block corresponds on the isolation frame, stabilizing block card is established at the stabilizing inslot.

Through adopting above-mentioned technical scheme, after the closing of closing plate, remove stable piece and stable groove lock, and then fix the closing plate, reduce the relative shielded box of closing plate and appear pivoted phenomenon, promote the stability of closing plate.

Optionally, the stabilizing piece is arranged in the sliding groove, the stabilizing piece is connected with the stabilizing block, and one end of the stabilizing piece, which deviates from the stabilizing block, is abutted against the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, under the effect of stabilizing the piece, the stabilizing block is along moving towards the direction in stabilizing the groove to stabilizing block and stabilizing the groove lock, fixing the closing plate.

Optionally, an inclined surface is arranged at one end of the stabilizing block close to the isolation frame.

Through adopting above-mentioned technical scheme, when stabilizing the piece and rotating along with the closing plate, when stabilizing the piece and rotating inclined plane and isolation frame butt, continue to rotate stabilizing the piece, stabilizing the piece and removing and compress stabilizing the piece in to the spout, after stabilizing the piece and rotating to the position that corresponds with stabilizing the groove, under stabilizing the piece's effect, stabilizing the piece and removing to and stabilizing the groove lock in stabilizing the inslot, fix the closing plate.

Optionally, a rotating part is arranged on the rotating rod, one end of the rotating part is connected with the rotating rod, and the other end of the rotating part is connected with the sealing plate.

Through adopting above-mentioned technical scheme, when needs are closed the closing plate, with limiting plate and dwang separation, under the effect that rotates the piece, rotate the piece and drive the closing plate rotation, rotate to the closing state until the closing plate, promote measurement of efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a mass comparator according to an embodiment of the present application.

Fig. 2 is a partial view of a mass comparator according to an embodiment of the present application.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic structural diagram of a limiting mechanism in the mass comparator according to the embodiment of the present application.

Reference numerals: 1. installing a frame; 11. a mass comparator; 12. a baffle plate; 2. an isolation frame; 21. a sealing plate; 211. mounting grooves; 22. a handle; 23. a stabilizing slot; 3. a limiting mechanism; 31. a limiting plate; 32. a limiting rod; 33. a transmission assembly; 331. a threaded rod; 332. a turbine; 333. a scroll bar; 4. rotating the rod; 5. a rotating member; 6. a chute; 7. a stabilizing assembly; 71. a stabilizing block; 72. and a stabilizer.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The application discloses a quality comparator. Referring to fig. 1, the mass comparator 11 includes a mounting frame 1 and a mass comparator 11 disposed in the mounting frame 1, a baffle 12 is hinged to a side surface of the mounting frame 1, and when performing measurement, the baffle 12 is opened, an object is put on the mass comparator 11, and then the baffle 12 is rotated to be closed, and then measurement is performed.

Referring to fig. 1 and 2, in order to reduce the influence of external factors on the mass comparator 11, an isolation frame 2 is arranged outside the installation frame 1, the isolation frame 2 and the installation frame 1 are arranged at intervals, an opening is formed in the side surface of the isolation frame 2, a sealing plate 21 is hinged to the opening, and the sealing plate 21 is arranged on the isolation frame 2 and on one side corresponding to the baffle 12. When measuring, place article on quality comparator 11 through the opening, with closing plate 21, installing frame 1 seals quality comparator 11, keeps apart installing frame 1 and external world through keeping apart frame 2 simultaneously, and then reduces quality comparator 11 and appear the phenomenon that receives external influence, and then promotes measurement accuracy.

Referring to fig. 2 and 3, a handle 22 is provided on the sealing plate 21, and the handle 22 is provided outside the sealing plate 21 so that the sealing plate 21 is opened by the handle 22 to improve the measurement efficiency. To facilitate the opening of the sealing plate 21, the position of the sealing plate 21 is fixed so as to place an article into the mass comparator 11. A stopper mechanism 3 is provided in the seal plate 21, and the stopper mechanism 3 fixes the position of the seal plate 21. Be provided with dwang 4 in the articulated department of closing plate 21 and isolation frame 2, closing plate 21 rotates the setting on dwang 4, has seted up mounting groove 211 in closing plate 21, and stop gear 3 sets up in mounting groove 211.

Referring to fig. 2 and 3, stop gear 3 includes limiting plate 31, gag lever post 32 and transmission assembly 33, limiting plate 31 slides along the direction towards the axis of rotation in mounting groove 211 and sets up, limiting plate 31 sets up the one end that is close to the axis of rotation at mounting groove 211, gag lever post 32 slides at mounting groove 211 and sets up and be connected with limiting plate 31, transmission assembly 33 sets up in mounting groove 211, transmission assembly 33 sets up the one end that deviates from limiting plate 31 at gag lever post 32, handle 22 rotates the setting on closing plate 21, handle 22's axis of rotation and gag lever post 32 pass through transmission assembly 33 and connect. After opening closing plate 21, turning handle 22, handle 22 drive gag lever post 32 through drive assembly 33 and remove, and gag lever post 32 removes and drives limiting plate 31 and remove, and until limiting

plate

31 and 4 butts of dwang, fix the dwang 4, and then fix closing plate 21.

Referring to fig. 3 and 4, the transmission assembly 33 includes a threaded rod 331, a worm wheel 332, and a worm wheel 333, the threaded rod 331 is fixed at an end of the limiting rod 32 away from the limiting plate 31 by welding, the worm wheel 332 is disposed outside the threaded rod 331 and is in threaded fit connection with the threaded rod 331, the worm wheel 333 is engaged with the worm wheel 332, the worm wheel 333 is rotatably disposed in the mounting groove 211, and the worm wheel 333 is fixedly connected with the rotating shaft of the handle 22 by welding. Rotating handle 22, handle 22 drives the scroll bar 333 and rotates, and scroll bar 333 rotates and drives threaded rod 331 through turbine 332 and removes in mounting groove 211, and then adjusts the position of limiting plate 31, until limiting plate 31 and dwang 4 butt, fixes closing plate 21, through turbine 332 and scroll bar 333 meshing, the cooperation has self-locking function between turbine 332 and the scroll bar 333, reduces the phenomenon that limiting plate 31 appears and rotate and break away from.

Referring to fig. 4, it is cyclic annular to set up limiting plate 31 and be the semicircle, and when limiting plate 31 and dwang 4 butt, the inboard of limiting plate 31 and the side butt of dwang 4 promote area of contact between gag lever post 32 and the dwang 4 through the torus, and then promote the stability of complex between limiting plate 31 and the dwang 4.

Referring to fig. 1 and 2, in order to facilitate the closing of the sealing plate 21, a rotating member 5 is provided on the rotating rod 4, the rotating member 5 may be provided as a torsion spring, one end of the torsion spring is connected with the rotating rod 4, the other end of the torsion spring is connected with the sealing plate 21, and after the limiting plate 31 and the rotating rod 4 are separated, the sealing plate 21 is driven to rotate to a closed state under the action of the torsion spring.

Referring to fig. 2 and 4, in order to provide stability of the matching between the sealing plate 21 and the isolation frame 2, the sliding groove 6 is opened at one end of the threaded rod 331 deviating from the limiting plate 31, the stabilizing component 7 is arranged in the sliding groove 6, the stabilizing component 7 comprises a stabilizing block 71 and a stabilizing piece 72, the stabilizing block 71 is arranged in the sliding groove 6 in a sliding manner along the direction deviating from the limiting plate 31, one end of the stabilizing block 71 deviating from the limiting plate 31 extends to the outside of the sealing plate 21, the stabilizing piece 72 can be arranged as a spring, the stabilizing piece 72 is arranged in the sliding groove 6, one end of the stabilizing piece 72 is abutted against the inner wall of the sliding groove 6, the other end of the stabilizing piece 72 is abutted against the stabilizing piece 72, the stabilizing groove 23 is opened on the isolation frame 2, the positions of the stabilizing groove 23 and the stabilizing piece 71. After the sealing plate 21 is rotated to the closed state, the stabilizer 72 drives the stabilizer 71 to move toward the stabilizer groove 23, so that the stabilizer 71 and the stabilizer groove 23 are engaged with each other, and the position of the sealing plate 21 is fixed.

Referring to fig. 2 and 4, an inclined surface is provided on one side of the stabilizing block 71 close to the isolation frame 2, when the sealing plate 21 rotates to the closed state and rotates until the inclined surface abuts against the isolation frame 2, the sealing plate 21 continues to rotate, the stabilizing block 71 moves towards the direction of the threaded rod 331 under the action of the inclined surface until the sealing plate 21 is closed, and then the stabilizing block 71 is buckled with the stabilizing groove 23 under the action of the stabilizing piece 72 to fix the sealing plate 21.

The implementation principle of the application is as follows: pull open closing plate 21 through handle 22, then turning handle 22, handle 22 drives the rotation of scroll bar 333, scroll bar 333 drives turbine 332 and rotates, turbine 332 rotates and drives threaded rod 331 and removes in mounting groove 211, threaded rod 331 removes the position to limiting plate 31 and adjusts, until limiting plate 31 and dwang 4 butt, fix closing plate 21, when closed, promote the stability of being connected between closing plate 21 and the isolation frame 2 through stabilizing the subassembly 7, reduce quality comparator 11 and appear receiving the phenomenon that external factor influences at the measuring in-process, promote measurement accuracy.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a quality comparator, includes installing frame (1) and sets up quality comparator (11) in installing frame (1), it has baffle (12), its characterized in that to articulate in the side of installing frame (1): the outside of installing frame (1) is provided with isolation frame (2), isolation frame (2) and installing frame (1) interval set up, isolation frame (2) go up and the baffle (12) one side that corresponds articulates there is closing plate (21), the outside rotation of closing plate (21) is provided with handle (22), be provided with stop gear (3) that are used for fixed closing plate (21) in closing plate (21), stop gear (3) and handle (22) are connected, be provided with stabilizing component (7) that are used for fixed closing plate (21) on stop gear (3), closing plate (21) and isolation frame (2) are connected to stabilizing component (7).

2. The mass comparator as claimed in claim 1, wherein: articulated department of closing plate (21) and isolation frame (2) is provided with dwang (4), mounting groove (211) have been seted up in closing plate (21), stop gear (3) are including limiting plate (31), gag lever post (32) and drive assembly (33), limiting plate (31) with gag lever post (32) slide in mounting groove (211) and set up, limiting plate (31) set up the one end that is close to dwang (4) in gag lever post (32), drive assembly (33) set up in mounting groove (211), the axis of rotation of handle (22) extends to in mounting groove (211), the axis of rotation of gag lever post (32) and handle (22) passes through drive assembly (33) and connects.

3. A mass comparator as claimed in claim 2, wherein: drive assembly (33) include threaded rod (331), turbine (332) and scroll (333), the fixed one end that deviates from limiting plate (31) in gag lever post (32) that sets up in threaded rod (331), threaded rod (331) and coaxial fixed connection of gag lever post (32), turbine (332) set up the outside at threaded rod (331), turbine (332) and threaded rod (331) screw-thread fit are connected, turbine (332) and scroll (333) mesh, scroll (333) are at mounting groove (211) internal rotation setting, the axis of rotation and scroll (333) fixed connection of handle (22).

4. A mass comparator as claimed in claim 3, wherein: the limiting plate (31) is semicircular, and one side of the limiting plate (31) departing from the limiting rod (32) is abutted against the rotating rod (4).

5. A mass comparator as claimed in claim 3, wherein: spout (6) have been seted up to the one end that deviates from limiting plate (31) on threaded rod (331), stabilize subassembly (7) including stabilizing block (71) and stabilizing member (72), stabilizing block (71) slides in spout (6) and sets up, stable groove (23) have been seted up with the position that stabilizing block (71) corresponds on isolation frame (2), stabilizing block (71) card is established in stable groove (23).

6. The mass comparator as claimed in claim 5, wherein: the stabilizing piece (72) is arranged in the sliding groove (6), the stabilizing piece (72) is connected with the stabilizing block (71), and one end, deviating from the stabilizing block (71), of the stabilizing piece (72) is abutted against the inner wall of the sliding groove (6).

7. The mass comparator as claimed in claim 6, wherein: an inclined plane is arranged at one end of the stabilizing block (71) close to the isolation frame (2).

8. A mass comparator as claimed in claim 2, wherein: be provided with on dwang (4) and rotate piece (5), the one end and dwang (4) of rotating piece (5) are connected, and the other end is connected with closing plate (21).