CN211148591U

CN211148591U - Oxygen purity analysis device

Info

Publication number: CN211148591U
Application number: CN201922070201.XU
Authority: CN
Inventors: 盛文涛; 盛之圭; 周炜
Original assignee: Hangzhou Shengbo Purification Equipment Co ltd
Current assignee: Hangzhou Shengbo Purification Equipment Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-07-31
Anticipated expiration: 2029-11-26

Abstract

The utility model relates to an oxygen purity analysis device, which comprises a hollow cabinet provided with a mounting hole and an analyzer body arranged at the mounting hole, wherein four clamping plates which respectively support the peripheral side wall of the analyzer body are arranged on the inner side wall of the cabinet far away from the mounting hole; four sliding grooves which are distributed in a cross shape are further formed in the inner side wall of the cabinet far away from the mounting hole, and the positions of the four sliding grooves correspond to the positions of the four clamping plates one by one; the sliding chutes are internally and slidably connected with sliding blocks fixedly connected with the clamping plates, and the distances from the four sliding blocks to the intersection points of the four sliding chutes are the same; and a driving component for driving the four sliding blocks to gather or separate simultaneously is arranged on the machine cabinet. The operating procedure that the operator rotated fastening bolt repeatedly has been saved to this scheme, has made things convenient for the operator to install and dismantle the analysis appearance body greatly, has effectively improved the dismouting efficiency of analysis appearance body.

Description

Oxygen purity analysis device

Technical Field

The utility model belongs to the technical field of the technique that oxygen purity detected and specifically relates to an oxygen purity analysis device is related to.

Background

The PSA oxygen generator technology is a high-tech energy-saving separation technology for directly preparing oxygen from air at normal temperature, and adopts a high-quality oxygen-making stone molecular sieve as an adsorbent to directly separate and prepare oxygen from air at normal temperature. The oxygen and nitrogen separation is realized under the pressure swing adsorption action of the compressed air after the pretreatment of purification and drying. Due to the selective adsorption characteristic of the molecular sieve, nitrogen is adsorbed in the molecular sieve, and oxygen is enriched in a gas phase and is output as a product. Before oxygen is output as a product, an oxygen purity analyzer is used for detecting the purity of the oxygen, and qualified products are calculated only when the oxygen meets the standard requirements.

For example, patent No. CN202393736U, which provides a trace oxygen analyzer for use in harsh test environments. The equipment comprises an analyzer body wrapped by a case, and is characterized in that the analyzer body comprises an oxygen filter, a gas circuit change-over switch, an air pump, a pump filter, a sensor and a flowmeter which are sequentially connected through a pipeline; the oxygen filter is connected with the sampling port through a pipeline; the gas circuit change-over switch is connected with the nitrogen purging port through a pipeline; the flow meter is connected with the air outlet through a pipeline; the sensor is connected with the display through the control circuit.

Although the analyzer body can test trace oxygen and prevent the blockage of an air passage, the analyzer body is usually screwed on a cabinet through a plurality of fastening bolts so as to be convenient for an operator to use; when the analysis appearance body is dismantled to needs, the operator needs to back out fastening bolt one by one and realizes the separation of analysis appearance body and rack, and this kind of mode of locking analysis appearance body position wastes time and energy, has seriously reduced the dismouting efficiency of analysis appearance body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an oxygen purity analysis device has made things convenient for the operator to install and dismantle the analysis appearance body, is favorable to improving the dismouting efficiency of analysis appearance body.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

an oxygen purity analysis device comprises a cabinet which is hollow and is provided with a mounting hole, and an analyzer body arranged at the mounting hole, wherein four clamping plates which respectively abut against the peripheral side wall of the analyzer body are arranged on one inner side wall of the cabinet far away from the mounting hole; four sliding grooves which are distributed in a cross shape are further formed in the inner side wall of the cabinet far away from the mounting hole, and the positions of the four sliding grooves correspond to the positions of the four clamping plates one by one; a sliding block connected with the clamping plate is connected in the sliding groove in a sliding manner; and a driving component for driving the four sliding blocks to gather or separate simultaneously is arranged on the machine cabinet.

Through adopting above-mentioned technical scheme, when needs are installed the analysis appearance body, the operator at first packs into the mounting hole with the analysis appearance body, makes four sliders gather together simultaneously through drive assembly afterwards, and four splint will be along with the slider synchronization occurrence removal that corresponds and press from both sides the lateral wall of tight analysis appearance body, and the analysis appearance body just can be pressed from both sides tightly the location by four splint and on the rack. If dismantle the analysis appearance body, the operator reverse operation drive assembly, four splint will loosen the analysis appearance body simultaneously, and the operator can take out the analysis appearance body. Compared with the prior art, the scheme saves the operation steps of repeatedly rotating the fastening bolt by an operator through the arrangement of the clamping plates, the sliding grooves, the sliding blocks and the driving assembly, greatly facilitates the installation and the disassembly of the analyzer body by the operator, and effectively improves the disassembly and assembly efficiency of the analyzer body.

The utility model discloses further set up to: the driving assembly comprises a threaded rod which is rotatably connected in the sliding chute, the length direction of the threaded rod is consistent with the length direction of the corresponding sliding chute, and the threaded rod penetrates through a sliding block in the sliding chute and is in threaded fit with the sliding block; the driving component further comprises a driving part arranged on the cabinet and used for driving the four threaded rods to synchronously rotate, and a limiting part arranged on the cabinet and used for limiting the sliding block to rotate along with the corresponding threaded rod.

Through adopting above-mentioned technical scheme, the operator comes four threaded rods of simultaneous drive to take place rotatoryly in step through the initiative piece, and under the combined action of the screw thread of threaded rod and locating part, the slider will take place to remove in corresponding the spout along the axial of threaded rod, and then has realized separately or gathering together when a plurality of sliders, and drive assembly's structural principle is simple, has made things convenient for operator's operation greatly.

The utility model discloses further set up to: the driving part comprises a first bevel gear rotationally connected to the cabinet, a hand-operated wheel driving the first bevel gear to rotate, and second bevel gears fixedly sleeved on the four threaded rods respectively, wherein the four second bevel gears are meshed with the first bevel gear.

Through adopting above-mentioned technical scheme, the operator rotates first bevel gear through hand round, and under the combined action of first bevel gear and second bevel gear, four threaded rods just can be synchronous and the syntropy take place to rotate, and the linkage structure principle of initiative piece is simple, and it is also very convenient to operate, has still practiced thrift the manufacturing cost of equipment simultaneously.

The utility model discloses further set up to: the locating part includes fixed connection in the spout and with correspond the parallel gag lever post of threaded rod, set up the spacing hole that supplies the gag lever post to pass on the slider, the inside wall in spacing hole pastes tightly with the lateral wall of gag lever post.

Through adopting above-mentioned technical scheme, spacing hole and gag lever post can make the slider can only take place to slide in corresponding the spout along the axial of threaded rod, have avoided the slider to take place the condition of rotation along with corresponding the threaded rod effectively, and the slider will slide in the spout more smoothly and drive splint and take place to remove.

The utility model discloses further set up to: and a rubber layer is arranged on one surface of the clamping plate facing the analyzer body.

Through adopting above-mentioned technical scheme, because the coefficient of friction of rubber will be bigger than the splint of ordinary material, so the rubber layer has increased the coefficient of surface friction of splint, and the frictional force that receives when analysis appearance body and splint contact will grow, has improved the stability that the analysis appearance body is pressed from both sides tightly after tight. In addition, the flexible rubber layer can also play a certain degree of protection effect to the analysis appearance body.

The utility model discloses further set up to: the analyzer comprises a sliding block, a driving clamping plate and a clamping plate, wherein the sliding block is fixedly connected with a connecting plate, the connecting plate is in threaded connection with a bolt for driving the clamping plate to be close to or far away from the analyzer body, and one end of the bolt penetrates through the connecting plate and is rotatably connected with the clamping plate.

Through adopting above-mentioned technical scheme, the operator can rotate the bolt and adjust the distance between splint and the connecting plate to change the splint and to the tight location effect of clamp of analysis appearance body, be favorable to improving the stability of analysis appearance body after being pressed from both sides tightly. In addition, the operator can adapt to the analysis appearance body of more specification and dimension through the distance between adjustment splint and the connecting plate, has improved flexibility and the practicality that the device used.

The utility model discloses further set up to: the analyzer body is provided with a ring plate which is abutted against the outer surface of the cabinet.

Through adopting above-mentioned technical scheme, when the analysis appearance body was about to pack into the mounting hole completely, the crown plate just can paste tightly with the lateral wall of rack, and the crown plate just can carry on spacingly to the removal of analysis appearance body, has avoided the too circumstances in getting into the rack of analysis appearance body, and the tight location of clamp of follow-up analysis appearance body will be more smooth. In addition, the annular plate also increases the contact area between the analyzer body and the cabinet, and is favorable for improving the stability of the analyzer body after installation.

The utility model discloses further set up to: the analyzer body is provided with a gripping part for an operator to grip.

Through adopting above-mentioned technical scheme, the portion of grabbing provides a fine application of force position for the operator grabs the analysis appearance body, has made things convenient for the operator to grab the analysis appearance body and has held and remove.

To sum up, the utility model discloses a beneficial technological effect does:

1. due to the arrangement of the clamping plate, the sliding groove, the sliding block and the driving assembly, the operation step that an operator repeatedly rotates a fastening bolt is omitted, the operator can conveniently mount and dismount the analyzer body, and the dismounting efficiency of the analyzer body is effectively improved;

2. the arrangement of the rubber layer not only improves the stability of the analyzer body after being clamped, but also can protect the analyzer body to a certain degree;

3. the arrangement of the connecting plate and the bolts can change the clamping and positioning effects of the clamping plate on the analyzer body, and the device can adapt to analyzers with more specifications and sizes;

4. the arrangement of the ring plate not only avoids the situation that the analyzer body excessively enters the cabinet, but also improves the stability of the analyzer body after installation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the present invention in partial section;

fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure, 1, a cabinet; 2. mounting holes; 3. an analyzer body; 4. a ring plate; 5. a grip portion; 6. a chute; 7. a slider; 8. a splint; 9. a rubber layer; 10. a threaded rod; 11. a driving member; 111. a second bevel gear; 112. a first bevel gear; 113. a hand-operated wheel; 12. a limiting member; 121. a limiting rod; 122. a limiting hole; 13. a connecting plate; 14. and (4) bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, an oxygen purity analysis apparatus includes a cabinet 1 having a hollow interior, a mounting hole 2 formed in the cabinet 1 and communicating with the inner and outer sidewalls of the cabinet 1, and an analyzer body 3 mounted at the mounting hole 2. Fixedly connected with round crown plate 4 on the lateral wall of analysis appearance body 3, crown plate 4 can paste tightly in order to restrict the removal of analysis appearance body 3 with the lateral wall of rack 1, has effectively avoided analysis appearance body 3 to fall into the inside condition of rack 1. The analyzer body 3 is also provided with a grip 5 which is convenient for an operator to grip and move.

Referring to fig. 2 and 3, four sliding grooves 6 are formed in an inner side wall, away from the mounting hole 2, of the cabinet 1, the four sliding grooves 6 are distributed in a cross shape, and cross points of the four sliding grooves 6 and a central point of the mounting hole 2 are located in the same straight line direction. Each sliding groove 6 is internally provided with a sliding block 7, and the sliding block 7 can slide along the length direction of the corresponding sliding groove 6. Every slider 7 all is provided with a splint 8 on the surface towards mounting hole 2, and four splint 8 are used for supporting tight analysis appearance body 3 lateral wall all around respectively, and in order to improve the stability that analysis appearance body 3 was pressed from both sides tightly the back, splint 8 towards the fixed connection rubber layer 9 on the surface of analysis appearance body 3. A threaded rod 10 in threaded fit with the corresponding sliding block 7 is rotatably connected in each sliding groove 6, and the length direction of the threaded rod 10 is consistent with that of the corresponding sliding groove 6. The adjacent ends of the four threaded rods 10 are fixedly sleeved with second bevel gears 111, the cabinet 1 is rotatably connected with a first bevel gear 112 and a hand-operated wheel 113 for driving the first bevel gear 112 to rotate, and the first bevel gear 112 and the four second bevel gears 111 are all kept meshed. The cabinet 1 is further provided with a limiting part 12 for limiting the slider 7 to rotate along with the corresponding threaded rod 10. When the analyzer body 3 needs to be installed, an operator firstly installs the analyzer body 3 into the installation hole 2, then drives the first bevel gear 112 to rotate through the hand-operated wheel 113, under the linkage action of the first bevel gear 112 and the four second bevel gears 111, the four threaded rods 10 synchronously rotate in the same direction, under the combined action of the threads of the threaded rods 10 and the limiting parts 12, the four sliding blocks 7 synchronously slide towards the analyzer body 3, the clamping plates 8 synchronously move along with the corresponding sliding blocks 7, and the four clamping plates 8 synchronously clamp and position the analyzer body 3. When needs are dismantled analyzer body 3, the hand wheel 113 of operator's counter-rotation makes four sliders 7 move towards keeping away from analyzer body 3 direction simultaneously, and four splint 8 just can loosen analyzer body 3, and the operator can take off analyzer body 3 on the rack 1. Wherein, the first bevel gear 112, the second bevel gear 111 and the hand-operated wheel 113 form the driving part 11; the threaded rod 10, the driving part 11 and the limiting part 12 form a driving component for driving the four sliders 7 to gather or separate simultaneously.

Referring to fig. 2, the limiting member 12 includes a limiting rod 121 fixedly connected in the sliding slot 6 and parallel to the corresponding threaded rod 10, and a limiting hole 122 formed on the sliding block 7 for the limiting rod 121 to pass through, and the side wall of the limiting rod 121 and the inner side wall of the limiting hole 122 are attached to each other. The arrangement of the limiting rod 121 and the limiting hole 122 effectively avoids the situation that the sliding block 7 rotates along with the corresponding threaded rod 10.

The slider 7 is towards a fixed connection has a connecting plate 13 on the surface of analysis appearance body 3, and splint 8 on connecting plate 13 and the slider 7 are parallel to each other and are the interval setting. The clamping plate 8 can slide relative to the connecting plate 13, and one side wall of the clamping plate 8 is tightly pressed on the sliding block 7. A bolt 14 for driving the clamp plate 8 toward or away from the analyzer body 3 is threadedly coupled to the coupling plate 13, and one end of the bolt 14 penetrates the coupling plate 13 and is rotatably coupled to the clamp plate 8. The operator not only can rotate the bolt 14 to adjust the clamping effect of the clamping plate 8 on the analyzer body 3, but also can adapt to analyzer bodies 3 with more specifications and sizes by adjusting the position of the clamping plate 8, so that the flexibility and the practicability of the device are greatly improved.

The implementation principle of the embodiment is as follows: when the analyzer body 3 needs to be installed, an operator firstly installs the analyzer body 3 into the installation hole 2, then drives the first bevel gear 112 to rotate through the hand-operated wheel 113, under the linkage action of the first bevel gear 112 and the four second bevel gears 111, the four threaded rods 10 synchronously rotate in the same direction, under the combined action of the threads of the threaded rods 10, the limiting rods 121 and the limiting holes 122, the four sliding blocks 7 synchronously slide towards the analyzer body 3, the clamping plates 8 synchronously move along with the corresponding sliding blocks 7, and the four clamping plates 8 synchronously clamp and position the analyzer body 3. When needs are dismantled analyzer body 3, the hand wheel 113 of operator's counter-rotation makes four sliders 7 move towards keeping away from analyzer body 3 direction simultaneously, and four splint 8 just can loosen analyzer body 3, and the operator can take off analyzer body 3 on the rack 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an oxygen purity analysis device, includes inside cavity and is equipped with rack (1) of mounting hole (2) to and set up analysis appearance body (3) of locating at mounting hole (2), its characterized in that: an inner side wall of the cabinet (1) far away from the mounting hole (2) is provided with four clamping plates (8) which respectively tightly abut against the peripheral side walls of the analyzer body (3); four sliding grooves (6) which are distributed in a cross shape are further formed in one inner side wall, away from the mounting hole (2), of the cabinet (1), and the positions of the four sliding grooves (6) correspond to the positions of the four clamping plates (8) one by one; a sliding block (7) connected with a clamping plate (8) is connected in the sliding groove (6) in a sliding way; the machine cabinet (1) is provided with a driving component for driving the four sliding blocks (7) to gather together or separate simultaneously.

2. An oxygen purity analysis apparatus according to claim 1, wherein: the driving assembly comprises a threaded rod (10) which is rotatably connected in the sliding chute (6), the length direction of the threaded rod (10) is consistent with the length direction of the corresponding sliding chute (6), and the threaded rod (10) penetrates through a sliding block (7) in the sliding chute (6) and is in threaded fit with the sliding block (7); the driving assembly further comprises a driving part (11) which is arranged on the cabinet (1) and used for driving the four threaded rods (10) to synchronously rotate, and a limiting part (12) which is arranged on the cabinet (1) and used for limiting the sliding block (7) to rotate along with the corresponding threaded rods (10).

3. An oxygen purity analysis apparatus according to claim 2, wherein: the driving part (11) comprises a first bevel gear (112) rotatably connected to the cabinet (1), a hand-operated wheel (113) for driving the first bevel gear (112) to rotate, and second bevel gears (111) respectively fixedly sleeved on the four threaded rods (10), wherein the four second bevel gears (111) are all meshed with the first bevel gear (112).

4. An oxygen purity analysis apparatus according to claim 2, wherein: the limiting part (12) comprises a limiting rod (121) which is fixedly connected in the sliding groove (6) and parallel to the corresponding threaded rod (10), and a limiting hole (122) which is formed in the sliding block (7) and is used for the limiting rod (121) to pass through, and the inner side wall of the limiting hole (122) is tightly attached to the side wall of the limiting rod (121).

5. An oxygen purity analysis apparatus according to claim 1, wherein: a rubber layer (9) is arranged on one surface of the clamping plate (8) facing the analyzer body (3).

6. An oxygen purity analysis apparatus according to claim 1, wherein: the analyzer is characterized in that a connecting plate (13) is fixedly connected to the sliding block (7), a bolt (14) for driving the clamping plate (8) to be close to or far away from the analyzer body (3) is connected to the connecting plate (13) in a threaded mode, and one end of the bolt (14) penetrates through the connecting plate (13) and is rotatably connected with the clamping plate (8).

7. An oxygen purity analysis apparatus according to claim 1, wherein: the analyzer body (3) is provided with a ring plate (4) which is abutted against the outer surface of the cabinet (1).

8. An oxygen purity analysis apparatus according to claim 1, wherein: the analyzer body (3) is provided with a grip part (5) for an operator to grip.