CN211936419U

CN211936419U - Portable standard gas distribution instrument

Info

Publication number: CN211936419U
Application number: CN202020469419.2U
Authority: CN
Inventors: 龚志林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-17
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a gaseous gas distribution appearance of portable standard, including distribution appearance main part and handle, the handle is installed on distribution appearance main part top, distribution appearance main part front end is provided with protector, and distribution appearance main part front end fixedly connected with sleeve, the sleeve inner wall is connected with the pivot through the bearing, and pivot outer wall fixedly connected with guard plate, guard plate top end fixedly connected with fixed block, and the inside one end that has the fixture block that embeds of fixed block, the inside anti-drop mechanism that is provided with of handle. The utility model discloses use the pivot to rotate as the centre of a circle with the guard plate, the guard plate is protected whole display screen this moment, and the fixed block rotates this moment, makes fixture block and the contact of lagging outer wall, inside fixture block embedding fixed block this moment, after the fixture block is corresponding with the draw-in groove, inside making fixture block embedding draw-in groove under the effect of spring to fixed the guard plate, above-mentioned device can play fine protecting effect, and the convenience is fixed the guard plate simultaneously.

Description

Portable standard gas distribution instrument

Technical Field

The utility model relates to a gas distribution appearance technical field specifically is a gaseous gas distribution appearance of portable standard.

Background

The standard gas distribution instrument is an instrument for mixing and proportioning multiple gases, a handle is generally installed at the top end of the gas distribution instrument, people can conveniently carry the standard gas distribution instrument by pulling the handle, and the existing portable standard gas distribution instrument basically meets the requirements of people, but still has some problems.

Present portable standard gas distribution appearance, distribution appearance front end generally are provided with the display screen, and the staff is through observing the display screen to with the debugging of distribution appearance, but generally not be provided with protector on present display screen, the display screen surface is stained with easily and attaches the dust when using, and people are not clear enough when observing the data on the display screen, have reduced the practicality of device.

And present portable standard gas distribution appearance can take the distribution appearance through pulling the handle, but uses the back for a long time, and staff's palm position is sweat easily, leads to taking place the phenomenon of droing between palm and the handle, leads to the distribution appearance to take place to drop, has reduced the life of device, therefore needs a portable standard gas distribution appearance to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gaseous gas distribution appearance of portable standard to solve the gaseous gas distribution appearance of traditional portable standard that proposes in the above-mentioned background art, the display screen surface is stained with easily attaches the dust, and people are inconvenient to observe the inside data of display screen when using, have reduced the problem of the practicality of device.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable standard gas distribution appearance, includes distribution appearance main part and handle, the handle is installed on distribution appearance main part top, distribution appearance main part front end is provided with protector, and distribution appearance main part front end fixedly connected with sleeve, the sleeve inner wall is connected with the pivot through the bearing, and pivot outer wall fixedly connected with guard plate, guard plate top end fixedly connected with fixed block, and the inside one end that has the fixture block that inlays of fixed block, the fixture block other end is embedded inside the draw-in groove, and the draw-in groove is seted up inside the nested piece, nested piece fixed connection is in distribution appearance main part front end outer wall, the inside anti-drop mechanism that is provided with of handle.

Preferably, protector includes sleeve, pivot, guard plate, fixed block, loop bar, spring, fixture block, baffle, draw-in groove, pocket, switch, lead screw and movable sleeve, fixed block inner wall fixedly connected with loop bar, and the winding of loop bar outer wall has the spring, spring one end is connected with the fixture block, and the spring other end is connected with the baffle, baffle fixedly connected with loop bar outer wall, and the spring outer wall has cup jointed the fixture block, the pocket outer wall is provided with the switch, and the switch is close to the one end fixedly connected with lead screw of pocket, the lead screw outer wall is connected with the pocket inner wall through the bearing, and the lead screw outer wall has cup jointed the movable sleeve.

Preferably, the anti-falling mechanism comprises a joining block, a spongy cushion, two limiting blocks and a non-slip mat, the handle top end is fixedly connected with the joining block, the spongy cushion is glued to the bottom end of the joining block, the two groups of limiting blocks are symmetrically and fixedly connected to the bottom end of the joining block, and the non-slip mat is glued to the inner sides of the two limiting blocks.

Preferably, the rear end of the clamping block is inclined, and the clamping block is rectangular and has the same shape as the clamping groove.

Preferably, the inner wall of the movable sleeve is provided with threads matched with the outer wall of the screw rod, and the diameter of the screw rod is equal to the diameter of the inner part of the movable sleeve.

Preferably, the non-slip mat is semicircular, and the non-slip mat is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the portable standard gas distribution instrument is provided with a sleeve, a rotating shaft, a protection plate, a fixed block, a loop bar, a spring, a clamping block, a baffle, a clamping groove, a loop block, a switch, a screw rod and a movable sleeve, wherein the protection plate rotates by taking the rotating shaft as a circle center, the protection plate protects the whole display screen at the moment, the fixed block rotates at the moment to enable the clamping block to be in contact with the outer wall of the loop block, the clamping block is embedded into the fixed block at the moment, and after the clamping block corresponds to the clamping groove, the clamping block is embedded into the clamping groove under the action of the spring so as to fix the protection plate;

2. this gaseous gas distribution appearance of portable standard is provided with linking piece, foam-rubber cushion, stopper and slipmat, and after taking for a long time, the easy perspiration in staff's palm position, adsorb the sweat under the effect of foam-rubber cushion this moment, and the hand both ends contact with the slipmat this moment, and the concrete material of rubber pad has material softness and the rough surface's physical property for rubber, can play fine antiskid effect, and staff's hand can not drop with the handle when guaranteeing to use, has promoted the life of device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

FIG. 3 is a schematic structural view of the protection plate of the present invention showing a top view section in a partial state when installed;

fig. 4 is a schematic structural diagram of a side view structure of the handle of the present invention.

In the figure: 1. a gas distribution instrument main body; 211. a sleeve; 212. a rotating shaft; 213. a protection plate; 214. a fixed block; 215. a loop bar; 216. a spring; 217. a clamping block; 218. a baffle plate; 219. a card slot; 220. sleeving blocks; 221. a switch; 222. a screw rod; 223. a movable sleeve; 3. a handle; 411. a joining block; 412. a sponge cushion; 413. a limiting block; 414. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a portable standard gas distribution instrument comprises a gas distribution instrument main body 1 and a handle 3, wherein the handle 3 is installed at the top end of the gas distribution instrument main body 1, a protective device is arranged at the front end of the gas distribution instrument main body 1 and comprises a sleeve 211, a rotating shaft 212, a protective plate 213, a fixed block 214, a loop bar 215, a spring 216, a clamping block 217, a baffle plate 218, a clamping groove 219, a loop block 220, a switch 221, a screw rod 222 and a movable sleeve 223, the sleeve 211 is fixedly connected with the front end of the gas distribution instrument main body 1, the inner wall of the sleeve 211 is connected with the rotating shaft 212 through a bearing, the outer wall of the rotating shaft 212 is fixedly connected with the protective plate 213, an opening is formed in the top end of the sleeve 211, the protective plate 213 is prevented from being limited when rotating by taking the rotating shaft 212 as a circle center, the fixed block 214 is fixedly connected with the top end of the protective, the sleeve block 220 is fixedly connected to the outer wall of the front end of the gas distribution instrument main body 1, the inner wall of the fixed block 214 is fixedly connected with the sleeve rod 215, the outer wall of the sleeve rod 215 is wound with the spring 216, one end of the spring 216 is connected with the fixture block 217, the other end of the spring 216 is connected with the baffle 218, the baffle 218 is fixedly connected with the outer wall of the sleeve rod 215, the outer wall of the spring 216 is sleeved with the fixture block 217, the rear end of the fixture block 217 is inclined, the shape of the fixture block 217 is the same as that of the clamping groove 219 and is rectangular, after the protection plate 213 is rotated, the rear end of the fixture block 217 is contacted with the outer wall of the sleeve block 220, at the moment, the fixture block 217 is subjected to component force towards the inner side of the fixed block 214 under the action of the inclined edge of the fixture block 217, the fixture block 217 slides on the outer wall of the sleeve rod, the whole operation and use are convenient, the surface of the display screen can be protected by the protection plate 213, so that dust is prevented from being attached to the display screen when the device is used, and the practicability of the device is improved;

the switch 221 is arranged on the outer wall of the sleeve block 220, one end, close to the sleeve block 220, of the switch 221 is fixedly connected with the screw rod 222, the outer wall of the screw rod 222 is connected with the inner wall of the sleeve block 220 through a bearing, the movable sleeve 223 is sleeved on the outer wall of the screw rod 222, threads matched with the outer wall of the screw rod 222 are arranged on the inner wall of the movable sleeve 223, the diameter of the screw rod 222 is equal to the diameter of the inner portion of the movable sleeve 223, the screw rod 222 is rotated through rotating the switch 221, the protection plate 213 is gradually rotated and moves towards the fixture block 217 under the action of the threads, so that the fixture block 217 is pushed out of the fixture block 219;

the handle 3 is internally provided with an anti-falling mechanism which comprises a connecting block 411, a spongy cushion 412, a limiting block 413 and an anti-slip cushion 414, the top end of the handle 3 is fixedly connected with the connecting block 411, and a sponge pad 412 is glued to the bottom end of the connecting block 411, the sponge pad 412 is specifically a sponge, the sole is made of porous materials and has good adsorbability, sweat of a palm can be adsorbed, the palm and a handle 3 are prevented from sliding off, two groups of limiting blocks 413 are symmetrically and fixedly connected to the bottom end of the connecting block 411, anti-slip mats 414 are glued on the inner sides of the two groups of limiting blocks 413, the anti-slip mats 414 are semicircular, the anti-slip mats 414 are made of rubber, the rubber material has the physical properties of soft materials and rough surfaces, and by arranging the anti-slip mats 414, can play fine antiskid effect, stability when guaranteeing to use avoids gas distribution appearance main part 1 to take place the obscission to the life of gas distribution appearance main part 1 has been guaranteed.

The working principle is as follows: when the gas distribution instrument main body 1 is used, the protection plate 213 is rotated upwards, the protection plate 213 rotates by taking the rotating shaft 212 as a circle center, so that the protection plate 213 protects the whole display screen, the fixing block 214 rotates at the moment, the rear end of the fixture block 217 is in contact with the outer wall of the sleeve block 220, the fixture block 217 is subjected to leftward component force under the action of the inclined edge of the fixture block 217 and gradually moves towards the inside of the sleeve block 220, the fixture block 217 slides on the outer wall of the sleeve rod 215 at the moment, the spring 216 is gradually compressed, the fixture block 217 corresponds to the fixture groove 219 after the protection plate 213 is continuously rotated, the fixture block 217 is not limited at the moment, the fixture block 217 is pushed to be embedded into the fixture groove 219 under the elastic;

when the protective device is used, the screw rod 222 is rotated by rotating the switch 221, the movable sleeve 223 is gradually rotated under the action of the threads and moves towards one side of the fixture block 217, the fixture block 217 is pushed out of the clamping groove 219 by the protective plate 213 at the moment, and similarly, the protective plate 213 can be opened by reversely rotating the protective plate 213 by a worker;

when taking, the staff grasps handle 3, makes palm position and foam-rubber cushion 412 laminate mutually, and after the palm perspired, foam-rubber cushion 412 can adsorb the sweat, guarantees the aridity of palm, and slipmat 414 contacts with the hand simultaneously, and slipmat 414 specifically is rubber, has the material soft and the rough surface's physical property to play fine antiskid effect, guarantee that handle 3 can not take place to drop when using.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a gaseous gas distribution appearance of portable standard, includes distribution appearance main part (1) and handle (3), its characterized in that are installed on distribution appearance main part (1) top: the utility model discloses a gas distribution appearance, including distribution appearance main part (1), valve body (3), handle (3) inside is provided with protector, and distribution appearance main part (1) front end fixedly connected with sleeve (211), sleeve (211) inner wall is connected with pivot (212) through the bearing, and pivot (212) outer wall fixedly connected with guard plate (213), guard plate (213) top fixedly connected with fixed block (214), and fixed block (214) inside is embedded to have the one end of fixture block (217), fixture block (217) other end is embedded inside draw-in groove (219), and draw-in groove (219) set inside in nest block (220), nest block (220) fixed connection is in distribution appearance main part (1) front end outer wall, handle (3) inside is provided with anti-drop mechanism.

2. The portable standard gas distribution instrument of claim 1, wherein: the protective device comprises a sleeve (211), a rotating shaft (212), a protective plate (213), a fixed block (214), a sleeve rod (215), a spring (216), a clamping block (217), a baffle (218), a clamping groove (219), a sleeve block (220), a switch (221), a screw rod (222) and a movable sleeve (223), wherein the inner wall of the fixed block (214) is fixedly connected with the sleeve rod (215), the spring (216) is wound on the outer wall of the sleeve rod (215), one end of the spring (216) is connected with the clamping block (217), the other end of the spring (216) is connected with the baffle (218), the baffle (218) is fixedly connected with the outer wall of the sleeve rod (215), the outer wall of the spring (216) is sleeved with the clamping block (217), the outer wall of the sleeve block (220) is provided with the switch (221), one end of the switch (221) close to the sleeve block (220) is fixedly connected with the screw rod (222, and the outer wall of the screw rod (222) is sleeved with a movable sleeve (223).

3. The portable standard gas distribution instrument of claim 1, wherein: anti-drop mechanism is including linking up piece (411), foam-rubber cushion (412), stopper (413) and slipmat (414), handle (3) top fixedly connected with links up piece (411), and links up piece (411) bottom and glue and have foam-rubber cushion (412), link up two sets of stoppers (413) of piece (411) bottom symmetry fixedly connected with, two sets of stopper (413) inboard is glued and has slipmat (414).

4. The portable standard gas distribution instrument according to claim 2, wherein: the rear end of the fixture block (217) is inclined, and the fixture block (217) is rectangular and identical to the clamping groove (219).

5. The portable standard gas distribution instrument according to claim 2, wherein: the inner wall of the movable sleeve (223) is provided with threads matched with the outer wall of the screw rod (222), and the diameter of the screw rod (222) is equal to the inner diameter of the movable sleeve (223).

6. The portable standard gas distribution instrument according to claim 3, wherein: the shape of the non-slip mat (414) is semicircular, and the non-slip mat (414) is made of rubber.