CN217879042U - Clamping device for maintaining gas chromatograph - Google Patents

Abstract

The utility model discloses a gas chromatograph maintains and uses clamping device belongs to gas chromatograph technical field, when the clamping device for maintaining the gas chromatograph needs to overhaul the bottom of the gas chromatograph, need fix the gas chromatograph after overturning again to the bottom of the existing gas chromatograph, thereby improved the complicated loaded down with trivial details problem of step of the fixed centre gripping of user's work load and gas chromatograph, including moving the base, the one end of moving the base top is fixed with the fixing base, the intermediate position department of fixing base rotates and is connected with the rotation seat, the rotation seat is L-shaped setting; the utility model discloses a space of rotating seat intermediate position department can maintain the work to gas chromatograph's bottom to convenient to use person maintains the effect to the bottom with gas chromatograph, thereby need not the user and fixes once more after turning over gas chromatograph, thereby has reduced user's intensity of labour.

Description

Clamping device for maintaining gas chromatograph

Technical Field

The utility model belongs to the technical field of gas chromatograph, concretely relates to gas chromatograph maintains and uses clamping device.

Background

The gas chromatograph has various types and different functions, but has a similar basic structure, generally comprises a gas path system, a sample introduction system, a separation system, a detection and temperature control system and a recording system, and needs to be maintained for many times in the long-term use process, so that the service life of the gas chromatograph is ensured.

When the gas chromatograph among the prior art was maintained, often need place it on the maintenance platform that possesses the fixed function of centre gripping, maintain work to it afterwards, at the in-process of in-service use, there is following problem:

(1) place gas chromatograph to the maintenance platform that possesses the fixed function of centre gripping only possesses the fixed function of centre gripping, the user need overhaul the bottom of gas chromatograph and maintain the during operation, need fix once more after the gas chromatograph upset to improve user's work load, be unfavorable for the use.

(2) The clamping and fixing steps for the gas chromatograph are complex and tedious, so that the overhauling working efficiency of a user is reduced, the time spent by the user in installation and fixation is prolonged, and the use is not facilitated.

Therefore, a clamping device for maintaining a gas chromatograph is needed, and the problem that the clamping device for maintaining the gas chromatograph needs to be fixed again after the gas chromatograph is turned when the bottom of the gas chromatograph needs to be overhauled and maintained in the prior art is solved, so that the workload of a user and the problem that the clamping of the gas chromatograph is complex and tedious are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas chromatograph maintains and uses clamping device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the clamping device comprises a movable base, wherein a fixed seat is fixed at one end of the top of the movable base, a rotating seat is rotatably connected to the middle position of the fixed seat and is arranged in an L shape, two rod grooves are formed in the other end of the top surface of the movable base, a threaded rod is movably connected to the inside of each rod groove, an inner groove is formed in the inside of the movable base, a movable shaft is movably connected to the inside of the inner groove, a rotating shaft is movably connected to one end of the movable base, one end of the rotating shaft penetrates through the movable base and extends into the inner groove, a first bevel gear is fixedly arranged on the outer peripheral surface of the threaded rod extending into the inner groove, a plurality of third bevel gears are fixedly arranged on the outer peripheral surface of the movable shaft in a sleeved mode, a second bevel gear is fixedly arranged on the outer peripheral surface of the rotating shaft located in the inner groove, a threaded sleeve is in threaded connection with the outer peripheral surface of the threaded sleeve, a first clamping seat is fixed to the top of the threaded sleeve, a plurality of second clamping seats are fixed to the bottom of the rotating seat, and a plurality of second clamping seats are arranged at the middle positions of the first clamping seats corresponding to the connecting rod

The technical scheme includes that two clamping plates are arranged on the surface of the top of the rotating seat, a hydraulic rod is mounted on the surface of the rotating seat, which is located at the position of the rotating seat, and the output end of the hydraulic rod is fixed to the surface of one side, away from each other, of each clamping plate.

It is further worth explaining that a plurality of shaft grooves are formed in the position, located at the bottom of the clamping plate, of the top surface of the rotating seat, an embedded shaft is fixed inside the shaft grooves, a shaft sleeve is movably sleeved on the outer peripheral surface of the embedded shaft, and the top of the shaft sleeve penetrates through the shaft grooves in the corresponding position and is fixed to the surface of the bottom of the clamping plate in the corresponding position.

It should be further noted that a supporting plate is arranged at one end of the rotating seat, and a plurality of fixed cylinders are fixed on the surface of the rotating seat close to one end of the supporting plate.

In a preferred embodiment, a spring is disposed inside the fixing cylinder, and one end of the spring is provided with a connecting column, and one end of the connecting column passes through the corresponding position fixing cylinder and is fixed to the surface of the corresponding position supporting plate.

As a preferred embodiment, one end of the spring is fixed to the inner cavity of the corresponding position fixing cylinder, and the other end of the spring is fixed to the surface of the corresponding position connecting column.

In a preferred embodiment, the top of the connecting rod is rotatably connected to the middle position of the corresponding second clamping seat, and the bottom of the connecting rod is rotatably connected to the middle position of the corresponding first clamping seat.

Compared with the prior art, the utility model provides a pair of gas chromatograph maintains and uses clamping device includes following beneficial effect at least:

(1) After through with gas chromatograph centre gripping fixed mounting, need carry out maintenance work to gas chromatograph's bottom, rotate the axis of rotation, thereby make the loose axle be circular motion, and then make the threaded rod be circular motion, thereby make the connecting rod take place the angular variation, thereby make the connecting rod highly change in vertical side, thereby make the rotation seat take place the angular variation, thereby the user can carry out maintenance work to gas chromatograph's bottom through the space of rotating seat intermediate position department, thereby convenient to use person is to the bottom maintenance effect with gas chromatograph, thereby it fixes once more after the gas chromatograph upset to need not the user, thereby user's intensity of labour has been reduced, thereby the user convenience of the device has been improved, thereby the practicality of the device has been improved.

(2) The user is through arranging gas chromatograph in the intermediate position department that rotates the seat top, through opening the hydraulic stem, thereby make splint can be to the direction motion that is close to each other, thereby can be fixed with the gas chromatograph centre gripping, conflict takes place with the backup pad after turning over the gas chromatograph, thereby under the conflict of spring resilience force, can avoid appearing the gliding condition with gas chromatograph, thereby convenient to use person carries out the centre gripping with gas chromatograph fixed, thereby further improved the device's use convenience, thereby further improved the device's practicality.

Drawings

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

fig. 2 is a schematic perspective view of the local structure of the present invention in the top view direction;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic perspective view of the rotating base according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.

In the figure: 1. moving the base; 2. a fixed seat; 3. a rotating seat; 4. a support plate; 5. a rod groove; 6. a threaded rod; 7. a first holder; 8. a second holder; 9. a connecting rod; 10. an inner tank; 11. a movable shaft; 12. a first bevel gear; 13. a rotating shaft; 14. a second bevel gear; 15. a third bevel gear; 16. a splint; 17. a hydraulic rod; 18. a shaft groove; 19. an embedded shaft; 20. a shaft sleeve; 21. a fixed cylinder; 22. a spring; 23. connecting columns; 24. and (4) a threaded sleeve.

Detailed Description

The present invention will be further described with reference to the following examples.

In order to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical scheme of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and based on the described embodiments of the present invention, all other embodiments obtained by the ordinary skilled person in the art on the premise of not needing creative work all belong to the scope of protection of the present invention.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be according to concrete condition do further adjustment the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of requiring protection.

Referring to fig. 1-5, the utility model provides a gas chromatograph maintains and uses clamping device, including moving base 1, the one end at moving base 1 top is fixed with fixing base 2, the intermediate position department of fixing base 2 rotates and is connected with and rotates seat 3, it is L shape setting to rotate seat 3, two pole grooves 5 have been seted up to the other end on moving base 1 top surface, the inside swing joint of pole groove 5 has threaded rod 6, inside groove 10 has been seted up to the inside of moving base 1, the inside swing joint of inside groove 10 has loose axle 11, the one end swing joint of moving base 1 has axis of rotation 13, the one end of axis of rotation 13 is passed and is moved base 1 and extend to the inside of inside groove 10, the fixed cover of the outer peripheral face that threaded rod 6 extends to the inside of inside groove 10 is equipped with first bevel gear 12, the fixed cover of the outer peripheral face of loose axle 11 is equipped with third bevel gear 15, the fixed cover that axis of rotation 13 is located inside part of inside groove 10 is equipped with second bevel gear 14, the outer peripheral face threaded rod of threaded rod 6 is connected with threaded sleeve 24, the fixed cover of threaded rod 24 is equipped with second bevel gear 12, thereby the fixed cover 7 of rotating seat and the fixed position and is equipped with the clamp 8, thereby it can make the change to make the gas chromatograph take place the change to change the second clamp seat 3 intermediate position and take place the effect of the change to change the second clamp 7 of the middle position of rotating seat 3, thereby make the gas chromatograph 3, thereby it has the change to make the change to take place the change the effect of the change the gaseous phase of the middle position of the change of the gap.

Further as shown in fig. 4, it should be specifically described that two clamping plates 16 are disposed on the surface of the top of the rotating base 3, the rotating base 3 is provided with a surface-mounted hydraulic rod 17 at the position of the rotating base 3, the output end of the hydraulic rod 17 is fixed to the surface of one side of the clamping plate 16 away from each other, the gas chromatograph is placed at the middle position of the top of the rotating base 3, and the hydraulic rod 17 is opened, so that the clamping plates 16 can move toward the direction of approaching each other, and the gas chromatograph can be clamped and fixed.

Further as shown in fig. 4, it is worth specifically explaining that a shaft groove 18 is formed in a position, located at the bottom of the clamping plate 16, of the top surface of the rotating base 3, an embedded shaft 19 is fixed inside the shaft groove 18, a shaft sleeve 20 is movably sleeved on the outer peripheral surface of the embedded shaft 19, and the top of the shaft sleeve 20 penetrates through the shaft groove 18 at the corresponding position and is fixed to the surface of the bottom of the clamping plate 16 at the corresponding position, so that when the clamping plate 16 moves in a direction approaching each other, the shaft sleeve 20 can be driven to slide along the outer peripheral surface of the embedded shaft 19 at the corresponding position, a certain limiting effect can be achieved on the movement track of the clamping plate 16, and therefore the clamping plate 16 can move in a direction approaching each other more stably.

Further as shown in fig. 4, the one end of rotating seat 3 is provided with backup pad 4, the fixed surface that rotates seat 3 and is close to backup pad 4 one end has a plurality of solid fixed cylinder 21, the inside of solid fixed cylinder 21 is provided with spring 22, spring 22's one end is provided with spliced pole 23, spliced pole 23's one end is passed corresponding position solid fixed cylinder 21 and is fixed mutually with the surface that corresponds position backup pad 4, gas chromatograph takes place the conflict with backup pad 4's surface after the angle change, thereby make backup pad 4 to one side direction motion, thereby drive spliced pole 23 to solid fixed cylinder 21's internal motion, thereby make spring 22 take place deformation, thereby avoid gas chromatograph to appear the condition emergence of landing through spring 22's resilience force.

The scheme has the following working processes: in the process of practical use, firstly, the gas chromatograph needs to be placed at the middle position at the top of the rotating seat 3, then the hydraulic rod 17 is opened, so that the hydraulic rod 17 can extend towards the direction close to the corresponding position clamp plate 16, so that the clamp plate 16 can move towards the direction close to each other, so that the gas chromatograph can be clamped and fixed, when the bottom of the gas chromatograph needs to be maintained, a user can rotate the rotating shaft 13, so that the rotating shaft 13 can do circular motion, so that the second bevel gear 14 is driven to do circular motion, so that the second bevel gear 14 and the third bevel gear 15 are engaged, so that the movable shaft 11 does circular motion, so that the other third bevel gear 15 is driven to do circular motion, so that the third bevel gear 15 and the first bevel gear 12 at the corresponding position are engaged, so that the two bevel gears 6 do circular motion, because the threaded sleeve 24 can only move along the track of the inner cavity of the rod groove 5, so that the threaded sleeve 24 can only collide with the structure of the outer peripheral surface of the threaded rod 6 and cooperate with the structure of the outer peripheral surface of the threaded rod, so that the threaded sleeve 24 can only move along the track of the outer threaded rod groove of the connecting rod groove 5, so that the supporting plate can change towards the middle position of the supporting plate, so that the supporting plate 3 can change, thereby the supporting plate can change the supporting plate 3, so that the supporting plate can change in the vertical direction of the supporting plate 3, thereby the supporting plate can change, and the supporting plate 3, thereby the supporting plate can change in the turning angle of the middle position of the supporting plate 3, the occurrence of slipping of the gas chromatograph is avoided by the resilience of the spring 22.

According to the working process, the following steps are known: through rotating axis of rotation 13, thereby make loose axle 11 be circular motion, thereby make threaded rod 6 be circular motion, thereby make connecting rod 9 take place the angular change, thereby make it change at vertical ascending high emergence, thereby make and rotate seat 3 and take place the angular change, thereby the user can maintain the work to the surface of gas chromatograph bottom through the space of rotating seat 3 intermediate position department, thereby convenient to use person is to maintaining the effect with gas chromatograph's bottom, thereby it fixes gas chromatograph upset once more to need not the user, thereby user's intensity of labour has been reduced, thereby the user convenience of the device has been improved, through starting hydraulic stem 17, thereby make splint 16 can be to the direction motion that is close to each other, thereby can be convenient for fix the gas chromatograph centre gripping, thereby user's intensity of labour has been reduced, and certain conflict effect has been played to gas chromatograph through the resilience force of spring 22, thereby splint 16's centre gripping fixed effect has been improved, thereby the condition of landing appears after avoiding gas chromatograph to change the angle takes place, thereby the safety in utilization of the device has been improved.

Further as shown in fig. 5, worth specifically explaining, the one end of spring 22 is fixed mutually with the inner chamber that corresponds the fixed section of thick bamboo 21 in position, the other end of spring 22 is fixed mutually with the surface that corresponds position spliced pole 23, because spring 22's relation of connection, when backup pad 4 is to the direction motion that is close to rotation seat 3 one side, thereby when driving spliced pole 23 to the inside direction motion of fixed section of thick bamboo 21, can directly take place to contradict with spring 22, thereby make spring 22 can fully take place deformation, thereby make it possess certain resilience power.

As further shown in fig. 4, it should be specifically described that the top of the connecting rod 9 is rotatably connected to the middle position of the second clamping seat 8 at the corresponding position, and the bottom of the connecting rod 9 is rotatably connected to the middle position of the first clamping seat 7 at the corresponding position, so that due to the connection relationship of the connecting rod 9, the connecting rod 9 can change its angle in the process of moving the threaded sleeve 24 in the horizontal direction, and thus its height in the vertical direction changes.

To sum up: when the gas chromatograph is installed, firstly, the gas chromatograph needs to be arranged at the middle position at the top of the rotating seat 3, the hydraulic rod 17 is opened, so that the clamping plate 16 can move towards the mutually approaching direction, the gas chromatograph can be clamped and fixed, the installation work is realized, the installation work is simple and convenient, when the bottom of the gas chromatograph needs to be maintained, the user can rotate the rotating shaft 13, so that the rotating shaft 13 can do circular motion, the second bevel gear 14 is driven to do circular motion, the second bevel gear 14 is meshed with the third bevel gear 15, so that the movable shaft 11 does circular motion, the other third bevel gear 15 is driven to do circular motion, the third bevel gear 15 is driven to mesh with the first bevel gear 12 at the corresponding position, so that the two threaded rods 6 do circular motion, so that the threaded sleeve 24 can only match with the external thread structure of the outer peripheral surface 6 along the internal thread structure of the inner wall of the threaded sleeve, so that the threaded sleeve 24 can do conflicting motion along the horizontal direction, so that the connecting rod 9 can make the angle of the connecting rod 9 change in the vertical direction, so that the rotating seat 3 can change the surface of the rotating seat, the gap between the rotating seat 3 and the gas chromatograph can be turned over the gas chromatograph, thereby reducing the intensity of the gap between the rotating seat 4, the gas chromatograph can be maintained by the rotating seat 3, thereby the gas chromatograph after the rotating seat, the user, the gas chromatograph can be turned over, the gap of the gas chromatograph can be maintained, the gas chromatograph can be conveniently, thereby drive spliced pole 23 to the internal motion of solid fixed cylinder 21, thereby make spring 22 take place deformation, because spring 22's relation of connection, when backup pad 4 to the direction motion of being close to rotation seat 3 one side, thereby when driving spliced pole 23 to the inside direction motion of solid fixed cylinder 21, can directly take place to contradict with spring 22, thereby make spring 22 can fully take place deformation, thereby make it possess certain resilience force, thereby avoid gas chromatograph to appear the condition emergence of landing through spring 22's resilience force.

The hydraulic rod 17 is commercially available, and the hydraulic rod 17 is provided with a power supply, which belongs to the mature technology in the field and is fully disclosed, so repeated description in the specification is omitted.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art, and the use of the term "including" or "comprising" in the present application shall mean that the element or item preceding the term covers the element or item listed after the term and its equivalents, but does not exclude other elements or items, and the term "connected" or "connected" is not limited to physical or mechanical connections, and may include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", etc. merely indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may be changed accordingly.

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

Claims (7)

1. A clamping device for maintaining a gas chromatograph comprises a movable base (1) and is characterized in that a fixed base (2) is fixed at one end of the top of the movable base (1), a rotating base (3) is rotatably connected to the middle position of the fixed base (2), the rotating base (3) is arranged in an L shape, two rod grooves (5) are formed in the other end of the top surface of the movable base (1), a threaded rod (6) is movably connected to the inside of each rod groove (5), an inner groove (10) is formed in the movable base (1), a movable shaft (11) is movably connected to the inside of the inner groove (10), a rotating shaft (13) is movably connected to one end of the movable base (1), one end of the rotating shaft (13) penetrates through the movable base (1) and extends to the inside of the inner groove (10), one end of the threaded rod (6) penetrates through the movable base (1) and extends to the inside of the inner groove (10), a first bevel gear (12) is arranged on the outer peripheral surface of the part of the fixed sleeve (6) extending to the inside of the inner groove (10), a plurality of third bevel gears (15) are sleeved on the outer peripheral surface of the threaded rod (6), and a second bevel gear (14) is arranged on the outer peripheral surface of the fixed sleeve (6), the top of thread bush (24) is fixed with first holder (7), the bottom of rotating seat (3) is fixed with a plurality of second holders (8), second holder (8) and the intermediate position department that corresponds first holder (7) in position are provided with connecting rod (9).

2. The gas chromatograph maintenance clamping device of claim 1, wherein: the surface of the top of the rotating seat (3) is provided with two clamping plates (16), the rotating seat (3) is located on a surface mounting hydraulic rod (17) at the position of the rotating seat (3), and the output end of the hydraulic rod (17) is fixed to the surface of one side, away from each other, of the clamping plates (16).

3. The clamping device for maintaining a gas chromatograph according to claim 2, wherein: the novel bearing is characterized in that a plurality of shaft grooves (18) are formed in the position, located at the bottom of the clamping plate (16), of the top surface of the rotating seat (3), an embedded shaft (19) is fixed inside the shaft grooves (18), a shaft sleeve (20) is movably sleeved on the outer peripheral surface of the embedded shaft (19), and the top of the shaft sleeve (20) penetrates through the shaft grooves (18) in the corresponding position and is fixed to the surface of the bottom of the clamping plate (16) in the corresponding position.

4. The gas chromatograph maintenance clamping device of claim 1, wherein: one end of the rotating seat (3) is provided with a supporting plate (4), and a plurality of fixing cylinders (21) are fixed on the surface of one end, close to the supporting plate (4), of the rotating seat (3).

5. The clamping device for maintaining a gas chromatograph according to claim 4, wherein: the inside of fixed section of thick bamboo (21) is provided with spring (22), the one end of spring (22) is provided with spliced pole (23), the one end of spliced pole (23) is passed corresponding fixed section of thick bamboo (21) in position and is fixed mutually with the surface that corresponds position backup pad (4).

6. The gas chromatograph maintenance clamping device of claim 5, wherein: one end of the spring (22) is fixed with the inner cavity of the fixed cylinder (21) at the corresponding position, and the other end of the spring (22) is fixed with the surface of the connecting column (23) at the corresponding position.

7. The gas chromatograph maintenance clamping device of claim 1, wherein: the top of the connecting rod (9) is rotatably connected with the middle position of the second clamping seat (8) at the corresponding position, and the bottom of the connecting rod (9) is rotatably connected with the middle position of the first clamping seat (7) at the corresponding position.

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